/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-Random7777.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe030_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-22 08:32:48,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-22 08:32:48,619 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-22 08:32:48,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-22 08:32:48,705 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-Random7777.epf [2021-08-22 08:32:48,749 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-22 08:32:48,749 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-22 08:32:48,749 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-22 08:32:48,749 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-22 08:32:48,750 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-22 08:32:48,750 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-22 08:32:48,750 INFO L138 SettingsManager]: * Use SBE=true [2021-08-22 08:32:48,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-22 08:32:48,751 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-22 08:32:48,751 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-22 08:32:48,751 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-22 08:32:48,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-22 08:32:48,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-22 08:32:48,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-22 08:32:48,752 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-22 08:32:48,752 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-22 08:32:48,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-22 08:32:48,752 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-22 08:32:48,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-22 08:32:48,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-22 08:32:48,752 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-22 08:32:48,753 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-22 08:32:48,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-22 08:32:48,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 08:32:48,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-22 08:32:48,753 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-22 08:32:48,753 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-22 08:32:48,753 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-22 08:32:48,754 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-08-22 08:32:48,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-22 08:32:48,754 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-22 08:32:48,754 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-22 08:32:48,754 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-22 08:32:48,754 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-08-22 08:32:48,754 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-22 08:32:48,755 INFO L138 SettingsManager]: * Random seed used by POR DFS order=7777 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-22 08:32:49,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-22 08:32:49,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-22 08:32:49,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-22 08:32:49,083 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-22 08:32:49,086 INFO L275 PluginConnector]: CDTParser initialized [2021-08-22 08:32:49,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe030_rmo.opt.i [2021-08-22 08:32:49,150 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c63265cb6/b8d19ef7dc9f431aa935669038af4ec1/FLAG590073e12 [2021-08-22 08:32:49,717 INFO L306 CDTParser]: Found 1 translation units. [2021-08-22 08:32:49,724 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_rmo.opt.i [2021-08-22 08:32:49,738 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c63265cb6/b8d19ef7dc9f431aa935669038af4ec1/FLAG590073e12 [2021-08-22 08:32:50,118 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c63265cb6/b8d19ef7dc9f431aa935669038af4ec1 [2021-08-22 08:32:50,120 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-22 08:32:50,126 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-22 08:32:50,127 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-22 08:32:50,127 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-22 08:32:50,130 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-22 08:32:50,131 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 08:32:50" (1/1) ... [2021-08-22 08:32:50,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@326c753b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:50, skipping insertion in model container [2021-08-22 08:32:50,132 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 08:32:50" (1/1) ... [2021-08-22 08:32:50,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-22 08:32:50,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-22 08:32:50,296 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_rmo.opt.i[949,962] [2021-08-22 08:32:50,548 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-22 08:32:50,557 INFO L203 MainTranslator]: Completed pre-run [2021-08-22 08:32:50,568 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_rmo.opt.i[949,962] [2021-08-22 08:32:50,634 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-22 08:32:50,675 INFO L208 MainTranslator]: Completed translation [2021-08-22 08:32:50,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:50 WrapperNode [2021-08-22 08:32:50,675 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-22 08:32:50,677 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-22 08:32:50,677 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-22 08:32:50,677 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-22 08:32:50,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:50" (1/1) ... [2021-08-22 08:32:50,716 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:50" (1/1) ... [2021-08-22 08:32:50,758 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-22 08:32:50,759 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-22 08:32:50,759 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-22 08:32:50,759 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-22 08:32:50,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:50" (1/1) ... [2021-08-22 08:32:50,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:50" (1/1) ... [2021-08-22 08:32:50,778 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:50" (1/1) ... [2021-08-22 08:32:50,787 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:50" (1/1) ... [2021-08-22 08:32:50,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:50" (1/1) ... [2021-08-22 08:32:50,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:50" (1/1) ... [2021-08-22 08:32:50,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:50" (1/1) ... [2021-08-22 08:32:50,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-22 08:32:50,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-22 08:32:50,819 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-22 08:32:50,819 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-22 08:32:50,820 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:50" (1/1) ... [2021-08-22 08:32:50,830 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 08:32:50,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:32:50,850 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) [2021-08-22 08:32:50,913 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 [2021-08-22 08:32:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-22 08:32:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-22 08:32:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-22 08:32:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-22 08:32:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-22 08:32:50,936 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-22 08:32:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-22 08:32:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-22 08:32:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-22 08:32:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-22 08:32:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-22 08:32:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-22 08:32:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-22 08:32:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-22 08:32:50,940 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-22 08:32:52,566 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-22 08:32:52,567 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-22 08:32:52,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 08:32:52 BoogieIcfgContainer [2021-08-22 08:32:52,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-22 08:32:52,571 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-22 08:32:52,571 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-22 08:32:52,573 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-22 08:32:52,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 08:32:50" (1/3) ... [2021-08-22 08:32:52,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65fca54d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 08:32:52, skipping insertion in model container [2021-08-22 08:32:52,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:50" (2/3) ... [2021-08-22 08:32:52,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65fca54d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 08:32:52, skipping insertion in model container [2021-08-22 08:32:52,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 08:32:52" (3/3) ... [2021-08-22 08:32:52,575 INFO L111 eAbstractionObserver]: Analyzing ICFG safe030_rmo.opt.i [2021-08-22 08:32:52,580 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-22 08:32:52,580 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-22 08:32:52,580 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-22 08:32:52,580 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-22 08:32:52,618 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,618 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,618 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,618 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,618 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,618 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,619 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,619 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,619 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,619 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,619 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,620 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,620 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,620 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,620 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,620 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,620 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,621 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,621 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,621 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,622 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,622 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,622 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,622 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,622 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,622 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,622 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,623 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,623 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,623 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,623 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,623 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,623 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,624 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,624 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,624 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,624 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,624 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,625 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,625 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,626 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,626 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,626 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,626 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,626 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,626 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,627 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,627 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,627 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,627 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,627 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,627 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,627 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,632 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,632 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,633 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,633 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,633 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,633 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,633 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,633 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,634 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,634 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,634 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,634 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,636 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,636 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,636 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,636 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,638 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,638 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,638 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,638 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,638 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,638 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,639 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,639 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,639 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,639 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:52,640 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-22 08:32:52,673 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-22 08:32:52,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:32:52,676 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) [2021-08-22 08:32:52,695 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 [2021-08-22 08:32:52,702 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-22 08:32:52,707 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 [2021-08-22 08:32:52,708 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-08-22 08:32:52,749 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 08:32:52,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:32:52,753 INFO L82 PathProgramCache]: Analyzing trace with hash -644272962, now seen corresponding path program 1 times [2021-08-22 08:32:52,760 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:32:52,760 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382955374] [2021-08-22 08:32:52,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:32:52,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:32:52,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:32:53,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:32:53,114 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:32:53,114 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382955374] [2021-08-22 08:32:53,115 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382955374] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:32:53,115 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:32:53,115 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-22 08:32:53,117 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267952050] [2021-08-22 08:32:53,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-22 08:32:53,122 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:32:53,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-22 08:32:53,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-22 08:32:53,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:53,137 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:32:53,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.25) internal successors, (69), 5 states have internal predecessors, (69), 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) [2021-08-22 08:32:53,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:53,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:53,256 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-22 08:32:53,256 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 08:32:53,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:32:53,260 INFO L82 PathProgramCache]: Analyzing trace with hash 2145815842, now seen corresponding path program 1 times [2021-08-22 08:32:53,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:32:53,260 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83221901] [2021-08-22 08:32:53,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:32:53,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:32:53,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:32:53,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:32:53,556 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:32:53,556 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83221901] [2021-08-22 08:32:53,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83221901] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:32:53,556 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:32:53,557 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-22 08:32:53,557 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689449880] [2021-08-22 08:32:53,558 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-22 08:32:53,558 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:32:53,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-22 08:32:53,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-22 08:32:53,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:53,561 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:32:53,562 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 6 states have internal predecessors, (86), 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) [2021-08-22 08:32:53,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:53,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:53,687 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,689 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,721 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,723 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,723 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,723 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,723 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,723 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,724 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,724 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,724 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,724 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,724 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,724 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,725 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,725 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,727 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,755 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,755 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,756 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,756 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,756 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,756 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,756 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,756 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,757 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,757 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,757 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,757 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,757 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,758 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,759 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,803 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,803 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,803 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,804 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,804 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,804 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,804 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,804 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,805 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,805 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,805 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,805 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,805 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,805 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:53,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:53,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:53,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-22 08:32:53,832 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 08:32:53,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:32:53,832 INFO L82 PathProgramCache]: Analyzing trace with hash 727467244, now seen corresponding path program 1 times [2021-08-22 08:32:53,833 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:32:53,833 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397274037] [2021-08-22 08:32:53,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:32:53,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:32:53,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:32:54,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:32:54,408 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:32:54,409 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397274037] [2021-08-22 08:32:54,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397274037] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:32:54,410 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:32:54,410 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-08-22 08:32:54,410 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184244744] [2021-08-22 08:32:54,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-08-22 08:32:54,412 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:32:54,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-08-22 08:32:54,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2021-08-22 08:32:54,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:54,419 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:32:54,420 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.928571428571429) internal successors, (83), 14 states have internal predecessors, (83), 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) [2021-08-22 08:32:54,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:54,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:54,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:54,573 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,573 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,573 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,574 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,574 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,574 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,574 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,574 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,574 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,574 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,575 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,575 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,575 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,575 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,676 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,682 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,690 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,697 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,706 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,707 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,707 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,707 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,707 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,707 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,707 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,708 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,708 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,708 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,708 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,708 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,708 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,709 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,753 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,753 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,754 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,754 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,754 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,754 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,754 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,754 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,755 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,755 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,755 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,755 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,755 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,755 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 08:32:54,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-22 08:32:54,789 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 08:32:54,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:32:54,790 INFO L82 PathProgramCache]: Analyzing trace with hash 216952799, now seen corresponding path program 1 times [2021-08-22 08:32:54,790 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:32:54,790 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779387775] [2021-08-22 08:32:54,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:32:54,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:32:54,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:32:55,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:32:55,215 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:32:55,215 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779387775] [2021-08-22 08:32:55,216 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779387775] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:32:55,216 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:32:55,216 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-22 08:32:55,216 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191465651] [2021-08-22 08:32:55,216 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-22 08:32:55,217 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:32:55,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-22 08:32:55,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2021-08-22 08:32:55,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:55,217 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:32:55,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.153846153846154) internal successors, (80), 13 states have internal predecessors, (80), 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) [2021-08-22 08:32:55,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:55,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:55,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 08:32:55,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:55,266 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,272 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,312 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,313 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,313 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,313 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,313 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,313 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,313 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,314 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,314 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,314 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,314 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,314 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,314 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,314 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,334 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,334 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,334 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,335 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,335 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,335 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,335 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,335 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,335 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,336 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,336 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,336 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,336 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,498 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,498 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,512 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,513 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,513 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,513 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,513 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,514 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,514 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,514 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,514 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,514 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,514 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,517 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,520 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,545 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,545 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,545 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,546 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,546 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,546 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,546 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,546 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,546 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,547 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,547 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,549 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,676 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,677 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,677 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,677 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,677 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,677 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,678 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,734 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,739 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,746 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,747 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,766 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,767 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,776 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,776 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,777 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,777 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,778 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,809 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,818 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,818 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,819 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,820 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,883 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,916 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,917 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,935 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,956 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,977 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,002 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,005 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,029 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,029 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,050 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:56,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:56,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 08:32:56,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:56,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-22 08:32:56,072 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 08:32:56,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:32:56,073 INFO L82 PathProgramCache]: Analyzing trace with hash 1333657212, now seen corresponding path program 1 times [2021-08-22 08:32:56,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:32:56,073 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90248987] [2021-08-22 08:32:56,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:32:56,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:32:56,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:32:56,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:32:56,261 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:32:56,261 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90248987] [2021-08-22 08:32:56,261 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90248987] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:32:56,262 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:32:56,262 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-08-22 08:32:56,262 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610730900] [2021-08-22 08:32:56,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-22 08:32:56,262 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:32:56,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-22 08:32:56,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-08-22 08:32:56,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:56,263 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:32:56,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 9 states have internal predecessors, (80), 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) [2021-08-22 08:32:56,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:56,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:56,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 08:32:56,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:56,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:56,321 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,340 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,454 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,480 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,503 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,519 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,563 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,588 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,596 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,602 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,607 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,640 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,661 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,678 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,696 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,735 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,750 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,752 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,775 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,902 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,908 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,917 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,917 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,254 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,274 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,292 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,329 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,351 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,421 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:57,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:57,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 08:32:57,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:57,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:57,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-22 08:32:57,486 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 08:32:57,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:32:57,486 INFO L82 PathProgramCache]: Analyzing trace with hash 1326384290, now seen corresponding path program 2 times [2021-08-22 08:32:57,486 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:32:57,486 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108607142] [2021-08-22 08:32:57,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:32:57,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:32:57,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:32:57,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:32:57,642 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:32:57,642 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108607142] [2021-08-22 08:32:57,642 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108607142] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:32:57,642 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:32:57,642 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-22 08:32:57,643 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098739686] [2021-08-22 08:32:57,643 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-22 08:32:57,643 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:32:57,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-22 08:32:57,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-22 08:32:57,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:57,644 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:32:57,644 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 6 states have internal predecessors, (86), 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) [2021-08-22 08:32:57,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:57,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:57,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 08:32:57,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:57,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:57,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:57,715 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:57,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:57,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 08:32:57,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:57,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:57,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:57,740 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-22 08:32:57,740 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 08:32:57,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:32:57,740 INFO L82 PathProgramCache]: Analyzing trace with hash -435495985, now seen corresponding path program 1 times [2021-08-22 08:32:57,740 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:32:57,741 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902896004] [2021-08-22 08:32:57,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:32:57,741 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:32:57,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:32:57,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:32:57,868 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:32:57,868 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902896004] [2021-08-22 08:32:57,868 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902896004] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:32:57,868 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:32:57,868 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-22 08:32:57,868 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606234611] [2021-08-22 08:32:57,869 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-22 08:32:57,869 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:32:57,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-22 08:32:57,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-08-22 08:32:57,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:57,870 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:32:57,870 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 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) [2021-08-22 08:32:57,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:57,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:57,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 08:32:57,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:57,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:57,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:57,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:58,184 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,191 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,198 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,198 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:58,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:58,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 08:32:58,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:58,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:58,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:58,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 08:32:58,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-22 08:32:58,322 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 08:32:58,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:32:58,323 INFO L82 PathProgramCache]: Analyzing trace with hash -957946986, now seen corresponding path program 3 times [2021-08-22 08:32:58,323 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:32:58,323 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965980294] [2021-08-22 08:32:58,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:32:58,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:32:58,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:32:58,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:32:58,628 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:32:58,628 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965980294] [2021-08-22 08:32:58,628 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965980294] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:32:58,628 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:32:58,629 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-08-22 08:32:58,629 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088443722] [2021-08-22 08:32:58,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-08-22 08:32:58,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:32:58,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-08-22 08:32:58,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2021-08-22 08:32:58,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:58,630 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:32:58,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 states have internal predecessors, (86), 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) [2021-08-22 08:32:58,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:58,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:58,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 08:32:58,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:58,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:58,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:58,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 08:32:58,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:58,911 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,917 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,921 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,951 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,952 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:58,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:58,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 08:32:58,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:58,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:58,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:58,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 08:32:58,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:58,992 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-22 08:32:58,992 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 08:32:58,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:32:58,992 INFO L82 PathProgramCache]: Analyzing trace with hash 2026095400, now seen corresponding path program 4 times [2021-08-22 08:32:58,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:32:58,992 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176561063] [2021-08-22 08:32:58,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:32:58,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:32:59,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:32:59,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:32:59,127 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:32:59,127 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176561063] [2021-08-22 08:32:59,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176561063] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:32:59,128 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:32:59,128 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-08-22 08:32:59,128 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281838576] [2021-08-22 08:32:59,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-22 08:32:59,128 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:32:59,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-22 08:32:59,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-08-22 08:32:59,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:59,129 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:32:59,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 9 states have internal predecessors, (86), 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) [2021-08-22 08:32:59,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:59,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:59,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 08:32:59,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:59,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:59,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:59,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 08:32:59,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:59,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:59,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:59,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:59,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 08:32:59,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:59,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:59,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:59,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 08:32:59,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:32:59,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 08:32:59,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-22 08:32:59,318 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 08:32:59,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:32:59,318 INFO L82 PathProgramCache]: Analyzing trace with hash -534458994, now seen corresponding path program 5 times [2021-08-22 08:32:59,318 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:32:59,319 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261106491] [2021-08-22 08:32:59,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:32:59,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:32:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-22 08:32:59,354 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-22 08:32:59,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-22 08:32:59,445 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-22 08:32:59,445 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-22 08:32:59,446 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 08:32:59,448 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 08:32:59,448 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-22 08:32:59,448 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-22 08:32:59,448 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-08-22 08:32:59,448 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 08:32:59,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-22 08:32:59,465 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-22 08:32:59,465 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-22 08:32:59,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 08:32:59 BasicIcfg [2021-08-22 08:32:59,589 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-22 08:32:59,591 INFO L168 Benchmark]: Toolchain (without parser) took 9464.53 ms. Allocated memory was 183.5 MB in the beginning and 375.4 MB in the end (delta: 191.9 MB). Free memory was 146.8 MB in the beginning and 231.0 MB in the end (delta: -84.2 MB). Peak memory consumption was 107.9 MB. Max. memory is 8.0 GB. [2021-08-22 08:32:59,591 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 183.5 MB. Free memory is still 165.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-22 08:32:59,591 INFO L168 Benchmark]: CACSL2BoogieTranslator took 548.78 ms. Allocated memory is still 183.5 MB. Free memory was 146.6 MB in the beginning and 154.1 MB in the end (delta: -7.5 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-08-22 08:32:59,592 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.59 ms. Allocated memory is still 183.5 MB. Free memory was 154.1 MB in the beginning and 150.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-22 08:32:59,592 INFO L168 Benchmark]: Boogie Preprocessor took 59.66 ms. Allocated memory is still 183.5 MB. Free memory was 150.9 MB in the beginning and 148.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-22 08:32:59,592 INFO L168 Benchmark]: RCFGBuilder took 1750.07 ms. Allocated memory was 183.5 MB in the beginning and 220.2 MB in the end (delta: 36.7 MB). Free memory was 148.8 MB in the beginning and 168.1 MB in the end (delta: -19.3 MB). Peak memory consumption was 92.9 MB. Max. memory is 8.0 GB. [2021-08-22 08:32:59,593 INFO L168 Benchmark]: TraceAbstraction took 7018.78 ms. Allocated memory was 220.2 MB in the beginning and 375.4 MB in the end (delta: 155.2 MB). Free memory was 167.5 MB in the beginning and 231.0 MB in the end (delta: -63.5 MB). Peak memory consumption was 91.2 MB. Max. memory is 8.0 GB. [2021-08-22 08:32:59,594 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 183.5 MB. Free memory is still 165.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 548.78 ms. Allocated memory is still 183.5 MB. Free memory was 146.6 MB in the beginning and 154.1 MB in the end (delta: -7.5 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 81.59 ms. Allocated memory is still 183.5 MB. Free memory was 154.1 MB in the beginning and 150.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 59.66 ms. Allocated memory is still 183.5 MB. Free memory was 150.9 MB in the beginning and 148.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1750.07 ms. Allocated memory was 183.5 MB in the beginning and 220.2 MB in the end (delta: 36.7 MB). Free memory was 148.8 MB in the beginning and 168.1 MB in the end (delta: -19.3 MB). Peak memory consumption was 92.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7018.78 ms. Allocated memory was 220.2 MB in the beginning and 375.4 MB in the end (delta: 155.2 MB). Free memory was 167.5 MB in the beginning and 231.0 MB in the end (delta: -63.5 MB). Peak memory consumption was 91.2 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: 54775, positive: 53204, positive conditional: 53204, positive unconditional: 0, negative: 1571, negative conditional: 1571, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 53802, positive: 53204, positive conditional: 53204, positive unconditional: 0, negative: 598, negative conditional: 598, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 53802, positive: 53204, positive conditional: 53204, positive unconditional: 0, negative: 598, negative conditional: 598, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 56718, positive: 53204, positive conditional: 53183, positive unconditional: 21, negative: 3514, negative conditional: 2916, negative unconditional: 598, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 56718, positive: 53204, positive conditional: 16377, positive unconditional: 36827, negative: 3514, negative conditional: 936, negative unconditional: 2578, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 56718, positive: 53204, positive conditional: 16377, positive unconditional: 36827, negative: 3514, negative conditional: 936, negative unconditional: 2578, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1254, positive: 1203, positive conditional: 452, positive unconditional: 751, negative: 51, negative conditional: 30, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1254, positive: 1149, positive conditional: 0, positive unconditional: 1149, negative: 105, negative conditional: 0, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 105, positive: 54, positive conditional: 49, positive unconditional: 5, negative: 51, negative conditional: 30, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1358, positive: 635, positive conditional: 583, positive unconditional: 52, negative: 723, negative conditional: 481, negative unconditional: 241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 56718, positive: 52001, positive conditional: 15925, positive unconditional: 36076, negative: 3463, negative conditional: 906, negative unconditional: 2557, unknown: 1254, unknown conditional: 482, unknown unconditional: 772] , Statistics on independence cache: Total cache size (in pairs): 1254, Positive cache size: 1203, Positive conditional cache size: 452, Positive unconditional cache size: 751, Negative cache size: 51, Negative conditional cache size: 30, Negative unconditional cache size: 21, Eliminated conditions: 38786, Maximal queried relation: 7, Independence queries for same thread: 973 - 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: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0] [L711] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0] [L713] 0 int x = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L715] 0 int y = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L716] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L717] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L718] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L719] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L720] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L721] 0 _Bool y$r_buff0_thd3; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0] [L722] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0] [L723] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L724] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L725] 0 _Bool y$r_buff1_thd3; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0] [L726] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0] [L727] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L728] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L729] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L730] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L731] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L733] 0 int z = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L734] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L735] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L811] 0 pthread_t t2504; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L812] FCALL, FORK 0 pthread_create(&t2504, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L813] 0 pthread_t t2505; VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L814] FCALL, FORK 0 pthread_create(&t2505, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L815] 0 pthread_t t2506; VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L816] FCALL, FORK 0 pthread_create(&t2506, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L774] 3 y$w_buff1 = y$w_buff0 [L775] 3 y$w_buff0 = 2 [L776] 3 y$w_buff1_used = y$w_buff0_used [L777] 3 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 3 !(!expression) [L779] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L780] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L781] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L782] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L783] 3 y$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L786] 3 z = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L739] 1 z = 2 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L742] 1 x = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L754] 2 x = 2 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L757] 2 y = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L747] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L789] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L789] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L790] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L790] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L791] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L791] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L792] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L792] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L793] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L793] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L760] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L760] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L760] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L760] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L761] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L761] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L762] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L762] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L763] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L763] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L764] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L764] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L749] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L796] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L798] 3 return 0; VAL [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L767] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L818] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L769] 2 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L822] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L822] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L822] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L822] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L823] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L823] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L824] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L824] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L825] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L825] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L826] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L826] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L829] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L830] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L831] 0 y$flush_delayed = weak$$choice2 [L832] 0 y$mem_tmp = y [L833] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L833] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L834] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L834] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0) [L834] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L834] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L835] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L835] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1) [L835] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L835] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L836] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L836] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used) [L836] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L836] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L837] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L837] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L837] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L837] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L838] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L838] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0) [L838] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L838] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L839] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L839] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L839] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L839] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L840] 0 main$tmp_guard1 = !(x == 2 && y == 2 && z == 2) [L841] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L841] 0 y = y$flush_delayed ? y$mem_tmp : y [L842] 0 y$flush_delayed = (_Bool)0 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L18] COND TRUE 0 !expression VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 814]: 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: 812]: 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: 816]: 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 with 1 thread instances CFG has 7 procedures, 130 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 6791.0ms, OverallIterations: 10, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.4ms, PartialOrderReductionTime: 3952.6ms, 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: 48.2ms SsaConstructionTime, 511.1ms SatisfiabilityAnalysisTime, 1930.4ms InterpolantComputationTime, 826 NumberOfCodeBlocks, 826 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 731 ConstructedInterpolants, 0 QuantifiedInterpolants, 4354 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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! [2021-08-22 08:32:59,633 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-08-22 08:32:59,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...