/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix041_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-8a14012e553caa636f65c1137831746b6d9875cd-8a14012 [2021-08-06 21:21:21,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-06 21:21:21,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-06 21:21:21,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-06 21:21:21,595 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-POR-NewStatesSleep-NoLbe.epf [2021-08-06 21:21:21,621 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-06 21:21:21,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-06 21:21:21,622 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-06 21:21:21,622 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-06 21:21:21,623 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-06 21:21:21,623 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-06 21:21:21,623 INFO L138 SettingsManager]: * Use SBE=true [2021-08-06 21:21:21,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-06 21:21:21,623 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-06 21:21:21,624 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-06 21:21:21,624 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-06 21:21:21,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-06 21:21:21,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-06 21:21:21,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-06 21:21:21,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-06 21:21:21,624 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-06 21:21:21,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-06 21:21:21,625 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-06 21:21:21,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-06 21:21:21,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-06 21:21:21,625 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-06 21:21:21,625 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-06 21:21:21,625 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-06 21:21:21,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-06 21:21:21,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-06 21:21:21,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-06 21:21:21,626 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-06 21:21:21,626 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-06 21:21:21,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-06 21:21:21,626 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-06 21:21:21,627 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-06 21:21:21,627 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-06 21:21:21,627 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-08-06 21:21:21,627 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-06 21:21:22,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-06 21:21:22,041 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-06 21:21:22,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-06 21:21:22,046 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-06 21:21:22,046 INFO L275 PluginConnector]: CDTParser initialized [2021-08-06 21:21:22,047 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix041_tso.opt.i [2021-08-06 21:21:22,161 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c960ab0d8/d1f67298d53641369fad226f86ae9c24/FLAG846ac057a [2021-08-06 21:21:22,713 INFO L306 CDTParser]: Found 1 translation units. [2021-08-06 21:21:22,714 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix041_tso.opt.i [2021-08-06 21:21:22,748 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c960ab0d8/d1f67298d53641369fad226f86ae9c24/FLAG846ac057a [2021-08-06 21:21:23,104 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c960ab0d8/d1f67298d53641369fad226f86ae9c24 [2021-08-06 21:21:23,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-06 21:21:23,111 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-06 21:21:23,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-06 21:21:23,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-06 21:21:23,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-06 21:21:23,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 09:21:23" (1/1) ... [2021-08-06 21:21:23,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fa6216a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 09:21:23, skipping insertion in model container [2021-08-06 21:21:23,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 09:21:23" (1/1) ... [2021-08-06 21:21:23,125 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-06 21:21:23,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-06 21:21:23,342 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix041_tso.opt.i[948,961] [2021-08-06 21:21:23,559 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-06 21:21:23,566 INFO L203 MainTranslator]: Completed pre-run [2021-08-06 21:21:23,579 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix041_tso.opt.i[948,961] [2021-08-06 21:21:23,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-06 21:21:23,671 INFO L208 MainTranslator]: Completed translation [2021-08-06 21:21:23,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 09:21:23 WrapperNode [2021-08-06 21:21:23,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-06 21:21:23,672 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-06 21:21:23,673 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-06 21:21:23,673 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-06 21:21:23,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 09:21:23" (1/1) ... [2021-08-06 21:21:23,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 09:21:23" (1/1) ... [2021-08-06 21:21:23,753 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-06 21:21:23,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-06 21:21:23,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-06 21:21:23,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-06 21:21:23,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 09:21:23" (1/1) ... [2021-08-06 21:21:23,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 09:21:23" (1/1) ... [2021-08-06 21:21:23,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 09:21:23" (1/1) ... [2021-08-06 21:21:23,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 09:21:23" (1/1) ... [2021-08-06 21:21:23,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 09:21:23" (1/1) ... [2021-08-06 21:21:23,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 09:21:23" (1/1) ... [2021-08-06 21:21:23,784 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 09:21:23" (1/1) ... [2021-08-06 21:21:23,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-06 21:21:23,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-06 21:21:23,804 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-06 21:21:23,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-06 21:21:23,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 09:21:23" (1/1) ... [2021-08-06 21:21:23,823 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-06 21:21:23,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 21:21:23,842 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-06 21:21:23,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-06 21:21:23,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-06 21:21:23,887 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-06 21:21:23,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-06 21:21:23,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-06 21:21:23,887 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-06 21:21:23,887 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-06 21:21:23,887 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-06 21:21:23,887 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-06 21:21:23,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-06 21:21:23,888 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-06 21:21:23,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-06 21:21:23,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-06 21:21:23,889 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-06 21:21:25,749 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-06 21:21:25,749 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-06 21:21:25,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 09:21:25 BoogieIcfgContainer [2021-08-06 21:21:25,753 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-06 21:21:25,755 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-06 21:21:25,755 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-06 21:21:25,758 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-06 21:21:25,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.08 09:21:23" (1/3) ... [2021-08-06 21:21:25,759 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7506e85c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.08 09:21:25, skipping insertion in model container [2021-08-06 21:21:25,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 09:21:23" (2/3) ... [2021-08-06 21:21:25,759 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7506e85c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.08 09:21:25, skipping insertion in model container [2021-08-06 21:21:25,760 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 09:21:25" (3/3) ... [2021-08-06 21:21:25,764 INFO L111 eAbstractionObserver]: Analyzing ICFG mix041_tso.opt.i [2021-08-06 21:21:25,769 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-06 21:21:25,769 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-06 21:21:25,770 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-06 21:21:25,770 INFO L509 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-06 21:21:25,801 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,802 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,802 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,802 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,802 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,802 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,803 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,803 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,803 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,803 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,803 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,803 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,804 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,804 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,804 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,804 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,804 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,805 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,805 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,805 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,805 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,805 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,806 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,806 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,806 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,806 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,807 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,807 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,807 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,807 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,807 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,808 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,808 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,808 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,808 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,808 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,808 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,808 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,809 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,809 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,809 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,809 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,809 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,810 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,810 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,810 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,810 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,810 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,810 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,811 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,811 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,811 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,811 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,811 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,811 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,812 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,812 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,812 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,812 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,812 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,815 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,816 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,816 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,816 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,816 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,816 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,816 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,817 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,817 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,817 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,817 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,817 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,819 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,819 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,821 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,821 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,821 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:25,823 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-06 21:21:25,865 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-06 21:21:25,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 21:21:25,874 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-06 21:21:25,878 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-08-06 21:21:25,900 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ======== [2021-08-06 21:21:25,908 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-06 21:21:25,908 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-06 21:21:25,961 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-06 21:21:25,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 21:21:25,973 INFO L82 PathProgramCache]: Analyzing trace with hash 146330854, now seen corresponding path program 1 times [2021-08-06 21:21:25,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 21:21:25,985 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935474833] [2021-08-06 21:21:25,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 21:21:25,988 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 21:21:26,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 21:21:26,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 21:21:26,372 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 21:21:26,372 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935474833] [2021-08-06 21:21:26,372 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935474833] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 21:21:26,373 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 21:21:26,373 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-06 21:21:26,374 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764952744] [2021-08-06 21:21:26,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-06 21:21:26,379 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 21:21:26,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-06 21:21:26,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-06 21:21:26,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:26,393 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-06 21:21:26,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 27.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2021-08-06 21:21:26,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:26,443 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,487 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,487 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,487 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,489 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,489 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,489 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,489 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,604 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,612 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,612 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,638 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,638 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,639 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,639 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,639 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,639 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,639 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,639 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,640 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,644 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,680 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,680 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,680 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,680 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,681 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,681 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,681 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,681 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,681 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,681 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,682 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,682 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,682 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,682 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,684 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,706 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,719 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,728 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,736 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,736 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,736 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,737 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,737 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,737 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,737 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,737 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,737 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,737 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,737 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,738 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,738 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,738 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,758 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,758 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,758 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,759 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,759 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,759 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,759 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,759 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,759 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,759 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,759 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,760 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,760 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,760 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,783 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,784 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,784 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,785 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,785 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,785 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,785 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,785 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,785 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,785 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,786 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,786 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,786 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,786 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,787 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,815 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,842 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,843 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,843 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,843 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,846 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,846 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,846 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,846 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,847 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,847 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,847 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,847 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,847 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,847 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:26,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-06 21:21:26,915 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-06 21:21:26,915 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-06 21:21:26,926 INFO L308 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE (1/2) [2021-08-06 21:21:26,928 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-06 21:21:26,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 21:21:26,932 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-06 21:21:26,933 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-08-06 21:21:26,935 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-06 21:21:26,936 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-06 21:21:26,936 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-06 21:21:26,941 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-06 21:21:26,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 21:21:26,942 INFO L82 PathProgramCache]: Analyzing trace with hash 198010483, now seen corresponding path program 1 times [2021-08-06 21:21:26,942 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 21:21:26,942 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949615792] [2021-08-06 21:21:26,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 21:21:26,942 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 21:21:26,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 21:21:26,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 21:21:26,984 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 21:21:26,984 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949615792] [2021-08-06 21:21:26,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949615792] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 21:21:26,985 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 21:21:26,985 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-06 21:21:26,985 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074383415] [2021-08-06 21:21:26,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-06 21:21:26,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 21:21:26,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-06 21:21:26,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-06 21:21:26,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:26,986 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-06 21:21:26,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 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) [2021-08-06 21:21:26,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:27,019 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,030 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,039 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,040 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,050 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:27,060 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-06 21:21:27,061 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-06 21:21:27,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 21:21:27,061 INFO L82 PathProgramCache]: Analyzing trace with hash -891402294, now seen corresponding path program 1 times [2021-08-06 21:21:27,061 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 21:21:27,062 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115599814] [2021-08-06 21:21:27,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 21:21:27,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 21:21:27,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 21:21:27,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 21:21:27,232 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 21:21:27,232 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115599814] [2021-08-06 21:21:27,232 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115599814] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 21:21:27,233 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 21:21:27,233 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-06 21:21:27,233 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800153539] [2021-08-06 21:21:27,234 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-06 21:21:27,234 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 21:21:27,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-06 21:21:27,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-06 21:21:27,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:27,235 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-06 21:21:27,235 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 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) [2021-08-06 21:21:27,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:27,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:27,393 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,395 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,395 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,395 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,395 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,395 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,395 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,415 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,415 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,415 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,416 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,416 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,416 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,416 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,416 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,417 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,417 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,417 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,417 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,417 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,417 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,433 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,434 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,434 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,435 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,435 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,435 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,435 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,435 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,435 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,435 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,435 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,436 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,436 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,436 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,436 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,467 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,468 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,468 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,468 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,469 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,469 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,469 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,469 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,469 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,469 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,470 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,470 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,470 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,470 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,470 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,499 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,500 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,500 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,500 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,500 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,500 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,500 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,501 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,501 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,501 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,501 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,501 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,501 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,501 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,526 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,526 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,526 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,527 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,527 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,527 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,527 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,527 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,527 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,527 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,527 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,528 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,528 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,528 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,548 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,549 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,549 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,549 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,549 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,549 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,549 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,550 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,550 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,550 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,550 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,550 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,550 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,550 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,575 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,575 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,576 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,576 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,576 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,576 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,576 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,576 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,576 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,577 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,577 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,577 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,598 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,599 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,599 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,599 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,599 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,599 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,599 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,599 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,600 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,600 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,600 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,619 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,620 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,620 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,620 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,620 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,620 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,621 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,621 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,621 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,675 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,675 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,676 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,676 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,676 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,676 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,676 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,676 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:27,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:27,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-06 21:21:27,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-06 21:21:27,699 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-06 21:21:27,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 21:21:27,699 INFO L82 PathProgramCache]: Analyzing trace with hash 582798387, now seen corresponding path program 1 times [2021-08-06 21:21:27,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 21:21:27,700 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017550255] [2021-08-06 21:21:27,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 21:21:27,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 21:21:27,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 21:21:28,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 21:21:28,319 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 21:21:28,320 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017550255] [2021-08-06 21:21:28,320 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017550255] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 21:21:28,320 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 21:21:28,320 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-06 21:21:28,320 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117688990] [2021-08-06 21:21:28,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-06 21:21:28,321 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 21:21:28,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-06 21:21:28,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2021-08-06 21:21:28,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:28,322 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-06 21:21:28,322 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.384615384615385) internal successors, (70), 13 states have internal predecessors, (70), 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) [2021-08-06 21:21:28,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:28,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-06 21:21:28,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:28,420 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,426 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,433 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,434 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,497 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,498 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,566 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,566 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,566 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,566 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,567 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,567 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,567 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,631 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,632 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,632 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,632 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,632 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,833 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,839 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,847 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,847 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,908 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,913 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,921 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,922 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,977 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,982 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,990 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:28,991 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:29,007 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:29,094 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:29,130 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:29,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:29,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-06 21:21:29,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-06 21:21:29,160 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-06 21:21:29,161 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-06 21:21:29,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 21:21:29,161 INFO L82 PathProgramCache]: Analyzing trace with hash 1982380820, now seen corresponding path program 1 times [2021-08-06 21:21:29,161 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 21:21:29,161 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395475124] [2021-08-06 21:21:29,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 21:21:29,161 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 21:21:29,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 21:21:29,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 21:21:29,337 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 21:21:29,337 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395475124] [2021-08-06 21:21:29,337 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395475124] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 21:21:29,337 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 21:21:29,338 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-06 21:21:29,338 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61542787] [2021-08-06 21:21:29,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-06 21:21:29,338 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 21:21:29,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-06 21:21:29,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-06 21:21:29,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:29,339 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-06 21:21:29,339 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 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) [2021-08-06 21:21:29,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:29,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-06 21:21:29,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-06 21:21:29,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:29,435 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:29,521 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:29,545 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:29,574 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:29,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:29,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-06 21:21:29,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-06 21:21:29,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-06 21:21:29,711 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-06 21:21:29,711 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-06 21:21:29,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 21:21:29,712 INFO L82 PathProgramCache]: Analyzing trace with hash -519678194, now seen corresponding path program 1 times [2021-08-06 21:21:29,712 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 21:21:29,712 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4278195] [2021-08-06 21:21:29,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 21:21:29,712 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 21:21:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 21:21:30,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 21:21:30,063 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 21:21:30,063 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4278195] [2021-08-06 21:21:30,063 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [4278195] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 21:21:30,064 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 21:21:30,064 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-08-06 21:21:30,064 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797194748] [2021-08-06 21:21:30,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-08-06 21:21:30,064 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 21:21:30,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-08-06 21:21:30,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-08-06 21:21:30,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:30,067 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-06 21:21:30,067 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.416666666666667) internal successors, (65), 12 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 21:21:30,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:30,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-06 21:21:30,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-06 21:21:30,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-06 21:21:30,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:30,145 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:30,388 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:30,456 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:30,503 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:30,640 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:30,664 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:30,735 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:30,759 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:30,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:30,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-06 21:21:30,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-06 21:21:30,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-06 21:21:30,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-06 21:21:30,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-06 21:21:30,812 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-06 21:21:30,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 21:21:30,812 INFO L82 PathProgramCache]: Analyzing trace with hash -812546444, now seen corresponding path program 1 times [2021-08-06 21:21:30,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 21:21:30,812 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957357649] [2021-08-06 21:21:30,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 21:21:30,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 21:21:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 21:21:31,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 21:21:31,075 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 21:21:31,076 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957357649] [2021-08-06 21:21:31,076 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957357649] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 21:21:31,076 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 21:21:31,076 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-08-06 21:21:31,076 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487971655] [2021-08-06 21:21:31,077 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-06 21:21:31,077 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 21:21:31,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-06 21:21:31,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-08-06 21:21:31,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:31,078 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-06 21:21:31,078 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 9 states have internal predecessors, (67), 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) [2021-08-06 21:21:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-06 21:21:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-06 21:21:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-06 21:21:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-06 21:21:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:31,173 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:31,178 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:31,184 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:31,185 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:31,202 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:31,249 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:31,250 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:31,322 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:31,432 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:31,486 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:31,567 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:31,813 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:31,848 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:31,849 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:31,874 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:31,875 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:31,898 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:31,898 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:31,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:31,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-06 21:21:31,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-06 21:21:31,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-06 21:21:31,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-06 21:21:31,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-06 21:21:31,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-06 21:21:31,924 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-06 21:21:31,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 21:21:31,924 INFO L82 PathProgramCache]: Analyzing trace with hash -1252298138, now seen corresponding path program 1 times [2021-08-06 21:21:31,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 21:21:31,924 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303925676] [2021-08-06 21:21:31,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 21:21:31,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 21:21:31,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 21:21:32,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 21:21:32,255 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 21:21:32,256 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303925676] [2021-08-06 21:21:32,256 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303925676] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 21:21:32,256 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 21:21:32,256 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-08-06 21:21:32,256 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662020179] [2021-08-06 21:21:32,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-08-06 21:21:32,256 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 21:21:32,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-08-06 21:21:32,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2021-08-06 21:21:32,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:32,257 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-06 21:21:32,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.666666666666667) internal successors, (68), 12 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 21:21:32,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:32,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-06 21:21:32,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-06 21:21:32,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-06 21:21:32,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-06 21:21:32,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-06 21:21:32,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:32,323 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:32,327 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:32,333 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:32,334 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:32,345 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:32,391 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:32,392 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:32,465 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:32,567 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:32,615 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:32,702 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:32,842 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:32,905 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:32,906 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:32,961 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:32,961 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:33,062 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:33,063 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 21:21:33,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:33,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-06 21:21:33,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-06 21:21:33,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-06 21:21:33,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-06 21:21:33,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-06 21:21:33,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-06 21:21:33,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-06 21:21:33,080 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-06 21:21:33,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 21:21:33,080 INFO L82 PathProgramCache]: Analyzing trace with hash 608746542, now seen corresponding path program 2 times [2021-08-06 21:21:33,080 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 21:21:33,081 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884379738] [2021-08-06 21:21:33,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 21:21:33,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 21:21:33,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 21:21:33,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 21:21:33,194 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 21:21:33,194 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884379738] [2021-08-06 21:21:33,194 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884379738] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 21:21:33,194 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 21:21:33,194 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-06 21:21:33,194 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990638662] [2021-08-06 21:21:33,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-06 21:21:33,195 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 21:21:33,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-06 21:21:33,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-06 21:21:33,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:33,195 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-06 21:21:33,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 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) [2021-08-06 21:21:33,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:33,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-06 21:21:33,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-06 21:21:33,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-06 21:21:33,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-06 21:21:33,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-06 21:21:33,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-06 21:21:33,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:33,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 21:21:33,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-06 21:21:33,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-06 21:21:33,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-06 21:21:33,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-06 21:21:33,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-06 21:21:33,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-06 21:21:33,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-06 21:21:33,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-06 21:21:33,411 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-06 21:21:33,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 21:21:33,411 INFO L82 PathProgramCache]: Analyzing trace with hash -763300745, now seen corresponding path program 1 times [2021-08-06 21:21:33,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 21:21:33,411 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794875217] [2021-08-06 21:21:33,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 21:21:33,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 21:21:33,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-06 21:21:33,450 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-06 21:21:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-06 21:21:33,543 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-06 21:21:33,543 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-06 21:21:33,543 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-06 21:21:33,544 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-06 21:21:33,544 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-06 21:21:33,544 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-06 21:21:33,545 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (2/2) [2021-08-06 21:21:33,549 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-06 21:21:33,549 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-06 21:21:33,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.08 09:21:33 BasicIcfg [2021-08-06 21:21:33,689 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-06 21:21:33,690 INFO L168 Benchmark]: Toolchain (without parser) took 10579.31 ms. Allocated memory was 182.5 MB in the beginning and 469.8 MB in the end (delta: 287.3 MB). Free memory was 146.4 MB in the beginning and 298.2 MB in the end (delta: -151.8 MB). Peak memory consumption was 136.9 MB. Max. memory is 8.0 GB. [2021-08-06 21:21:33,690 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 182.5 MB. Free memory is still 164.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-06 21:21:33,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 558.68 ms. Allocated memory is still 182.5 MB. Free memory was 146.2 MB in the beginning and 152.5 MB in the end (delta: -6.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-08-06 21:21:33,690 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.60 ms. Allocated memory is still 182.5 MB. Free memory was 152.0 MB in the beginning and 148.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-06 21:21:33,690 INFO L168 Benchmark]: Boogie Preprocessor took 50.10 ms. Allocated memory is still 182.5 MB. Free memory was 148.9 MB in the beginning and 146.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-06 21:21:33,691 INFO L168 Benchmark]: RCFGBuilder took 1948.44 ms. Allocated memory was 182.5 MB in the beginning and 249.6 MB in the end (delta: 67.1 MB). Free memory was 146.8 MB in the beginning and 200.5 MB in the end (delta: -53.8 MB). Peak memory consumption was 90.9 MB. Max. memory is 8.0 GB. [2021-08-06 21:21:33,691 INFO L168 Benchmark]: TraceAbstraction took 7934.36 ms. Allocated memory was 249.6 MB in the beginning and 469.8 MB in the end (delta: 220.2 MB). Free memory was 200.0 MB in the beginning and 298.2 MB in the end (delta: -98.2 MB). Peak memory consumption was 122.0 MB. Max. memory is 8.0 GB. [2021-08-06 21:21:33,695 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 182.5 MB. Free memory is still 164.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 558.68 ms. Allocated memory is still 182.5 MB. Free memory was 146.2 MB in the beginning and 152.5 MB in the end (delta: -6.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 80.60 ms. Allocated memory is still 182.5 MB. Free memory was 152.0 MB in the beginning and 148.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 50.10 ms. Allocated memory is still 182.5 MB. Free memory was 148.9 MB in the beginning and 146.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1948.44 ms. Allocated memory was 182.5 MB in the beginning and 249.6 MB in the end (delta: 67.1 MB). Free memory was 146.8 MB in the beginning and 200.5 MB in the end (delta: -53.8 MB). Peak memory consumption was 90.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7934.36 ms. Allocated memory was 249.6 MB in the beginning and 469.8 MB in the end (delta: 220.2 MB). Free memory was 200.0 MB in the beginning and 298.2 MB in the end (delta: -98.2 MB). Peak memory consumption was 122.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1257, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 58, negative conditional: 58, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1209, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1209, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1219, positive: 1199, positive conditional: 1185, positive unconditional: 14, negative: 20, negative conditional: 10, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1219, positive: 1199, positive conditional: 481, positive unconditional: 718, negative: 20, negative conditional: 8, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1219, positive: 1199, positive conditional: 481, positive unconditional: 718, negative: 20, negative conditional: 8, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 347, positive: 338, positive conditional: 85, positive unconditional: 253, negative: 9, negative conditional: 4, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 347, positive: 333, positive conditional: 0, positive unconditional: 333, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 9, negative conditional: 4, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 378, positive: 124, positive conditional: 124, positive unconditional: 0, negative: 255, negative conditional: 107, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1219, positive: 861, positive conditional: 396, positive unconditional: 465, negative: 11, negative conditional: 4, negative unconditional: 7, unknown: 347, unknown conditional: 89, unknown unconditional: 258] , Statistics on independence cache: Total cache size (in pairs): 347, Positive cache size: 338, Positive conditional cache size: 85, Positive unconditional cache size: 253, Negative cache size: 9, Negative conditional cache size: 4, Negative unconditional cache size: 5, Eliminated conditions: 706, Maximal queried relation: 1, Independence queries for same thread: 48 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 13822, positive: 13146, positive conditional: 13146, positive unconditional: 0, negative: 676, negative conditional: 676, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13382, positive: 13146, positive conditional: 13146, positive unconditional: 0, negative: 236, negative conditional: 236, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 13382, positive: 13146, positive conditional: 13146, positive unconditional: 0, negative: 236, negative conditional: 236, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14876, positive: 13146, positive conditional: 13095, positive unconditional: 51, negative: 1730, negative conditional: 1494, negative unconditional: 236, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 14876, positive: 13146, positive conditional: 4356, positive unconditional: 8790, negative: 1730, negative conditional: 407, negative unconditional: 1323, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14876, positive: 13146, positive conditional: 4356, positive unconditional: 8790, negative: 1730, negative conditional: 407, negative unconditional: 1323, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 582, positive: 519, positive conditional: 278, positive unconditional: 241, negative: 63, negative conditional: 48, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 582, positive: 475, positive conditional: 0, positive unconditional: 475, negative: 107, negative conditional: 0, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 107, positive: 44, positive conditional: 43, positive unconditional: 1, negative: 63, negative conditional: 48, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1891, positive: 686, positive conditional: 663, positive unconditional: 23, negative: 1205, negative conditional: 946, negative unconditional: 259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 14876, positive: 12627, positive conditional: 4078, positive unconditional: 8549, negative: 1667, negative conditional: 359, negative unconditional: 1308, unknown: 582, unknown conditional: 326, unknown unconditional: 256] , Statistics on independence cache: Total cache size (in pairs): 582, Positive cache size: 519, Positive conditional cache size: 278, Positive unconditional cache size: 241, Negative cache size: 63, Negative conditional cache size: 48, Negative unconditional cache size: 15, Eliminated conditions: 9826, Maximal queried relation: 8, Independence queries for same thread: 440 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L712] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L713] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0] [L714] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L716] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L717] 0 _Bool x$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0] [L718] 0 int x$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0] [L719] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L720] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0] [L721] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0] [L722] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0] [L723] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0] [L724] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0] [L725] 0 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0] [L726] 0 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L727] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0] [L728] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0] [L729] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0] [L730] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L732] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L734] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L735] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L736] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L802] 0 pthread_t t1103; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L803] FCALL, FORK 0 pthread_create(&t1103, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L804] 0 pthread_t t1104; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L805] FCALL, FORK 0 pthread_create(&t1104, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L760] 2 x$w_buff1 = x$w_buff0 [L761] 2 x$w_buff0 = 2 [L762] 2 x$w_buff1_used = x$w_buff0_used [L763] 2 x$w_buff0_used = (_Bool)1 [L18] COND FALSE 2 !(!expression) [L765] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L766] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L767] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L768] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L771] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L774] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L777] 2 __unbuffered_p1_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L740] 1 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L743] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L746] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L746] EXPR 1 x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x [L746] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L746] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L747] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L747] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L748] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L748] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L749] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L749] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L750] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L750] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L753] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L755] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L780] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L780] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L781] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L781] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L782] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L782] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L783] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L783] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L784] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L784] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L787] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L807] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L811] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L811] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L811] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L811] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L812] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L812] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L813] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L813] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L814] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L814] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L815] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L815] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L818] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L819] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L820] 0 x$flush_delayed = weak$$choice2 [L821] 0 x$mem_tmp = x [L822] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L822] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L823] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L823] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L824] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L824] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L825] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L825] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L826] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L826] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L827] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L827] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L828] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L828] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L829] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) [L830] EXPR 0 x$flush_delayed ? x$mem_tmp : x [L830] 0 x = x$flush_delayed ? x$mem_tmp : x [L831] 0 x$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L18] COND TRUE 0 !expression VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L18] 0 reach_error() VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] - UnprovableResult [Line: 805]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 803]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 110 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 1064.5ms, OverallIterations: 1, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 20.9ms, PartialOrderReductionTime: 549.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 10.4ms SsaConstructionTime, 114.3ms SatisfiabilityAnalysisTime, 197.7ms InterpolantComputationTime, 54 NumberOfCodeBlocks, 54 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 53 ConstructedInterpolants, 0 QuantifiedInterpolants, 111 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 110 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 6617.2ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.8ms, PartialOrderReductionTime: 4374.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 89, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 25.9ms SsaConstructionTime, 279.3ms SatisfiabilityAnalysisTime, 1762.4ms InterpolantComputationTime, 606 NumberOfCodeBlocks, 606 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 525 ConstructedInterpolants, 0 QuantifiedInterpolants, 3075 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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! [2021-08-06 21:21:33,741 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-08-06 21:21:33,947 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2021-08-06 21:21:34,149 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...