/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-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/stack_longer-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-10 21:24:48,017 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 21:24:48,018 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 21:24:48,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-10 21:24:48,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-10 21:24:48,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-10 21:24:48,049 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-10 21:24:48,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-10 21:24:48,051 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-10 21:24:48,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-10 21:24:48,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-10 21:24:48,053 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-10 21:24:48,053 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 21:24:48,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 21:24:48,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 21:24:48,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 21:24:48,060 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 21:24:48,064 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 21:24:48,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 21:24:48,071 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 21:24:48,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 21:24:48,074 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 21:24:48,075 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 21:24:48,076 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 21:24:48,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-10 21:24:48,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 21:24:48,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 21:24:48,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 21:24:48,103 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-02-10 21:24:48,121 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 21:24:48,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 21:24:48,121 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 21:24:48,121 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 21:24:48,122 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 21:24:48,122 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 21:24:48,122 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 21:24:48,122 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 21:24:48,122 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 21:24:48,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 21:24:48,123 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 21:24:48,123 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 21:24:48,123 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 21:24:48,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 21:24:48,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 21:24:48,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 21:24:48,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 21:24:48,123 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 21:24:48,123 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 21:24:48,123 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 21:24:48,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 21:24:48,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 21:24:48,124 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 21:24:48,124 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 21:24:48,124 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 21:24:48,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 21:24:48,124 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 21:24:48,124 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 21:24:48,124 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 21:24:48,124 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 21:24:48,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 21:24:48,125 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 21:24:48,125 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 21:24:48,125 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-10 21:24:48,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 21:24:48,329 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 21:24:48,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 21:24:48,332 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 21:24:48,334 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 21:24:48,335 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longer-2.i [2022-02-10 21:24:48,389 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/737d33a86/0b4c6fffafa24b518e021d84010bfb0f/FLAG2d47e1d55 [2022-02-10 21:24:48,911 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 21:24:48,911 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-2.i [2022-02-10 21:24:48,934 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/737d33a86/0b4c6fffafa24b518e021d84010bfb0f/FLAG2d47e1d55 [2022-02-10 21:24:49,125 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/737d33a86/0b4c6fffafa24b518e021d84010bfb0f [2022-02-10 21:24:49,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 21:24:49,129 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 21:24:49,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 21:24:49,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 21:24:49,133 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 21:24:49,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 09:24:49" (1/1) ... [2022-02-10 21:24:49,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50cf67b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:49, skipping insertion in model container [2022-02-10 21:24:49,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 09:24:49" (1/1) ... [2022-02-10 21:24:49,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 21:24:49,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 21:24:49,517 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-2.i[41529,41542] [2022-02-10 21:24:49,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 21:24:49,546 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 21:24:49,570 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-2.i[41529,41542] [2022-02-10 21:24:49,585 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 21:24:49,618 INFO L208 MainTranslator]: Completed translation [2022-02-10 21:24:49,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:49 WrapperNode [2022-02-10 21:24:49,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 21:24:49,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 21:24:49,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 21:24:49,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 21:24:49,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:49" (1/1) ... [2022-02-10 21:24:49,638 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:49" (1/1) ... [2022-02-10 21:24:49,661 INFO L137 Inliner]: procedures = 277, calls = 40, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 150 [2022-02-10 21:24:49,662 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 21:24:49,662 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 21:24:49,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 21:24:49,662 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 21:24:49,667 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:49" (1/1) ... [2022-02-10 21:24:49,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:49" (1/1) ... [2022-02-10 21:24:49,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:49" (1/1) ... [2022-02-10 21:24:49,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:49" (1/1) ... [2022-02-10 21:24:49,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:49" (1/1) ... [2022-02-10 21:24:49,686 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:49" (1/1) ... [2022-02-10 21:24:49,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:49" (1/1) ... [2022-02-10 21:24:49,689 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 21:24:49,690 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 21:24:49,690 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 21:24:49,690 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 21:24:49,690 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:49" (1/1) ... [2022-02-10 21:24:49,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 21:24:49,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 21:24:49,732 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) [2022-02-10 21:24:49,734 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 [2022-02-10 21:24:49,763 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-02-10 21:24:49,763 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-02-10 21:24:49,763 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-02-10 21:24:49,763 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-02-10 21:24:49,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 21:24:49,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 21:24:49,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-10 21:24:49,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 21:24:49,764 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-10 21:24:49,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 21:24:49,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 21:24:49,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 21:24:49,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 21:24:49,765 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 21:24:49,880 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 21:24:49,881 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 21:24:50,050 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 21:24:50,056 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 21:24:50,056 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-02-10 21:24:50,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 09:24:50 BoogieIcfgContainer [2022-02-10 21:24:50,057 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 21:24:50,058 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 21:24:50,058 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 21:24:50,065 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 21:24:50,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 09:24:49" (1/3) ... [2022-02-10 21:24:50,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@477ff8cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 09:24:50, skipping insertion in model container [2022-02-10 21:24:50,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:49" (2/3) ... [2022-02-10 21:24:50,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@477ff8cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 09:24:50, skipping insertion in model container [2022-02-10 21:24:50,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 09:24:50" (3/3) ... [2022-02-10 21:24:50,069 INFO L112 eAbstractionObserver]: Analyzing ICFG stack_longer-2.i [2022-02-10 21:24:50,073 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 21:24:50,073 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 21:24:50,073 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-10 21:24:50,073 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 21:24:50,130 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,130 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,130 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,130 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,130 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,131 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,131 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,131 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,131 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,132 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,132 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,132 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,132 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,133 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,133 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,134 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,134 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,134 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,134 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,135 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,135 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,135 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,135 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,136 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,136 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,136 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,136 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,136 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,137 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,137 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,137 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,137 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,137 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,137 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,138 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,138 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,138 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,138 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,138 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,138 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,139 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,139 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,139 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,139 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,139 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,140 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,140 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,140 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,140 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,140 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,141 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,141 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,141 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,141 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,143 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,143 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,143 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,143 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,143 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,144 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,144 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,144 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,144 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,144 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,144 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,144 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,144 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,144 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,144 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,144 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,144 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,145 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,145 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,145 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,145 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,145 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,145 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,145 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,145 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,145 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,145 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,146 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,146 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,146 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,146 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,146 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,146 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,146 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,147 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,147 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,148 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,149 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,152 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,153 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,153 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,153 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,154 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,154 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,154 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,154 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,154 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,155 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,156 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,156 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,156 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,156 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,156 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,157 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,157 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,157 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,157 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,157 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,158 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,158 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,158 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,158 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,158 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,158 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,158 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,158 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,158 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,158 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,159 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,159 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,159 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,159 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,159 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,159 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,159 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,159 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,159 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,160 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,160 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,160 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,160 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,160 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,162 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,163 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,163 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,163 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,163 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,163 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,163 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,163 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,164 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,164 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,164 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,164 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,164 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,164 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,164 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,164 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,164 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,165 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,165 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,165 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,166 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~nondet44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,166 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~nondet44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,166 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~nondet44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,166 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~nondet44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,167 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,167 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,167 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,167 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,167 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,167 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~post43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,167 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,168 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~post43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,168 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,168 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,168 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~post43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,168 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,168 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~post43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,168 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,168 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,168 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,168 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,168 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,168 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,168 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,168 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,169 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,169 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,169 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,169 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~post43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,169 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~post43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,169 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,169 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,169 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,169 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,169 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,169 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,169 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,169 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,170 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,170 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,170 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,170 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,170 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,170 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,170 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,171 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,171 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,171 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,171 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,171 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,171 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,171 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,172 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,173 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,174 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,174 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,174 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,174 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,174 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,174 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,174 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,175 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,177 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,178 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,178 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,178 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,178 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,183 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,183 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,183 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,183 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,183 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,183 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,184 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,184 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,184 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,184 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,184 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,184 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,184 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,184 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,184 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,185 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,185 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,185 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,185 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,186 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,186 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,186 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,186 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,190 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,190 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,190 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,190 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,190 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,190 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,190 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,190 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,191 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,191 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,191 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,191 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,191 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,191 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,191 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,191 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,192 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,192 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,192 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,192 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,192 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,192 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,192 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,193 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~post43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,193 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,194 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,194 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,194 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,194 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,194 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,194 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,194 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,194 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,194 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,194 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,194 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,194 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,194 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,194 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~nondet44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,195 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,195 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:50,197 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-02-10 21:24:50,232 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 21:24:50,239 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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 [2022-02-10 21:24:50,239 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-02-10 21:24:50,248 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 169 places, 172 transitions, 360 flow [2022-02-10 21:24:50,562 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 11851 states, 11848 states have (on average 2.860313977042539) internal successors, (33889), 11850 states have internal predecessors, (33889), 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) [2022-02-10 21:24:50,602 INFO L276 IsEmpty]: Start isEmpty. Operand has 11851 states, 11848 states have (on average 2.860313977042539) internal successors, (33889), 11850 states have internal predecessors, (33889), 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) [2022-02-10 21:24:50,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-02-10 21:24:50,628 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:24:50,629 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:24:50,630 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:24:50,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:24:50,633 INFO L85 PathProgramCache]: Analyzing trace with hash -2105074172, now seen corresponding path program 1 times [2022-02-10 21:24:50,646 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:24:50,646 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542802356] [2022-02-10 21:24:50,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:24:50,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:24:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:24:50,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:24:50,907 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:24:50,908 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542802356] [2022-02-10 21:24:50,908 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542802356] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:24:50,908 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:24:50,908 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-10 21:24:50,910 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26775086] [2022-02-10 21:24:50,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:24:50,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 21:24:50,918 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:24:50,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 21:24:50,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 21:24:51,019 INFO L87 Difference]: Start difference. First operand has 11851 states, 11848 states have (on average 2.860313977042539) internal successors, (33889), 11850 states have internal predecessors, (33889), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:24:51,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:24:51,354 INFO L93 Difference]: Finished difference Result 15683 states and 43133 transitions. [2022-02-10 21:24:51,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 21:24:51,357 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2022-02-10 21:24:51,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:24:51,448 INFO L225 Difference]: With dead ends: 15683 [2022-02-10 21:24:51,448 INFO L226 Difference]: Without dead ends: 15407 [2022-02-10 21:24:51,450 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 21:24:51,453 INFO L934 BasicCegarLoop]: 162 mSDtfsCounter, 80 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 21:24:51,454 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [80 Valid, 272 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 21:24:51,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15407 states. [2022-02-10 21:24:52,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15407 to 14883. [2022-02-10 21:24:52,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14883 states, 14879 states have (on average 2.76732307278715) internal successors, (41175), 14882 states have internal predecessors, (41175), 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) [2022-02-10 21:24:52,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14883 states to 14883 states and 41175 transitions. [2022-02-10 21:24:52,373 INFO L78 Accepts]: Start accepts. Automaton has 14883 states and 41175 transitions. Word has length 61 [2022-02-10 21:24:52,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:24:52,388 INFO L470 AbstractCegarLoop]: Abstraction has 14883 states and 41175 transitions. [2022-02-10 21:24:52,389 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:24:52,389 INFO L276 IsEmpty]: Start isEmpty. Operand 14883 states and 41175 transitions. [2022-02-10 21:24:52,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-02-10 21:24:52,397 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:24:52,397 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:24:52,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 21:24:52,398 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:24:52,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:24:52,399 INFO L85 PathProgramCache]: Analyzing trace with hash 1103212847, now seen corresponding path program 1 times [2022-02-10 21:24:52,399 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:24:52,415 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101807823] [2022-02-10 21:24:52,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:24:52,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:24:52,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:24:52,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:24:52,587 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:24:52,587 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101807823] [2022-02-10 21:24:52,588 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101807823] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:24:52,588 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:24:52,588 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-10 21:24:52,588 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192470152] [2022-02-10 21:24:52,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:24:52,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-10 21:24:52,592 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:24:52,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-10 21:24:52,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-10 21:24:52,592 INFO L87 Difference]: Start difference. First operand 14883 states and 41175 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 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) [2022-02-10 21:24:52,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:24:52,909 INFO L93 Difference]: Finished difference Result 22343 states and 61710 transitions. [2022-02-10 21:24:52,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-10 21:24:52,910 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2022-02-10 21:24:52,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:24:52,978 INFO L225 Difference]: With dead ends: 22343 [2022-02-10 21:24:52,978 INFO L226 Difference]: Without dead ends: 22343 [2022-02-10 21:24:52,979 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-10 21:24:52,980 INFO L934 BasicCegarLoop]: 273 mSDtfsCounter, 146 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 630 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 21:24:52,980 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [146 Valid, 630 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 21:24:53,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22343 states. [2022-02-10 21:24:53,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22343 to 16011. [2022-02-10 21:24:53,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16011 states, 16007 states have (on average 2.7669769475854316) internal successors, (44291), 16010 states have internal predecessors, (44291), 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) [2022-02-10 21:24:53,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16011 states to 16011 states and 44291 transitions. [2022-02-10 21:24:53,486 INFO L78 Accepts]: Start accepts. Automaton has 16011 states and 44291 transitions. Word has length 77 [2022-02-10 21:24:53,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:24:53,488 INFO L470 AbstractCegarLoop]: Abstraction has 16011 states and 44291 transitions. [2022-02-10 21:24:53,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 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) [2022-02-10 21:24:53,488 INFO L276 IsEmpty]: Start isEmpty. Operand 16011 states and 44291 transitions. [2022-02-10 21:24:53,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-02-10 21:24:53,497 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:24:53,497 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:24:53,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 21:24:53,498 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:24:53,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:24:53,498 INFO L85 PathProgramCache]: Analyzing trace with hash -1377096070, now seen corresponding path program 1 times [2022-02-10 21:24:53,498 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:24:53,498 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433427113] [2022-02-10 21:24:53,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:24:53,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:24:53,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:24:53,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:24:53,564 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:24:53,564 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433427113] [2022-02-10 21:24:53,564 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433427113] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:24:53,564 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:24:53,564 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-10 21:24:53,565 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496767111] [2022-02-10 21:24:53,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:24:53,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 21:24:53,565 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:24:53,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 21:24:53,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 21:24:53,566 INFO L87 Difference]: Start difference. First operand 16011 states and 44291 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 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) [2022-02-10 21:24:53,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:24:53,745 INFO L93 Difference]: Finished difference Result 6069 states and 15807 transitions. [2022-02-10 21:24:53,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 21:24:53,745 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 95 [2022-02-10 21:24:53,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:24:53,758 INFO L225 Difference]: With dead ends: 6069 [2022-02-10 21:24:53,758 INFO L226 Difference]: Without dead ends: 6031 [2022-02-10 21:24:53,760 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 21:24:53,762 INFO L934 BasicCegarLoop]: 177 mSDtfsCounter, 94 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 21:24:53,763 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [94 Valid, 233 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 21:24:53,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6031 states. [2022-02-10 21:24:53,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6031 to 5495. [2022-02-10 21:24:53,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5495 states, 5491 states have (on average 2.606264796940448) internal successors, (14311), 5494 states have internal predecessors, (14311), 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) [2022-02-10 21:24:53,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5495 states to 5495 states and 14311 transitions. [2022-02-10 21:24:53,894 INFO L78 Accepts]: Start accepts. Automaton has 5495 states and 14311 transitions. Word has length 95 [2022-02-10 21:24:53,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:24:53,895 INFO L470 AbstractCegarLoop]: Abstraction has 5495 states and 14311 transitions. [2022-02-10 21:24:53,895 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 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) [2022-02-10 21:24:53,895 INFO L276 IsEmpty]: Start isEmpty. Operand 5495 states and 14311 transitions. [2022-02-10 21:24:53,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-10 21:24:53,904 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:24:53,904 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:24:53,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 21:24:53,904 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:24:53,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:24:53,905 INFO L85 PathProgramCache]: Analyzing trace with hash 403929076, now seen corresponding path program 1 times [2022-02-10 21:24:53,905 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:24:53,905 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811113596] [2022-02-10 21:24:53,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:24:53,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:24:53,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:24:53,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:24:53,982 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:24:53,982 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811113596] [2022-02-10 21:24:53,982 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811113596] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:24:53,982 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:24:53,983 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-10 21:24:53,983 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751086637] [2022-02-10 21:24:53,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:24:53,984 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 21:24:53,984 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:24:53,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 21:24:53,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 21:24:53,984 INFO L87 Difference]: Start difference. First operand 5495 states and 14311 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 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) [2022-02-10 21:24:54,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:24:54,029 INFO L93 Difference]: Finished difference Result 7091 states and 18415 transitions. [2022-02-10 21:24:54,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 21:24:54,030 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-10 21:24:54,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:24:54,044 INFO L225 Difference]: With dead ends: 7091 [2022-02-10 21:24:54,044 INFO L226 Difference]: Without dead ends: 7091 [2022-02-10 21:24:54,044 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 21:24:54,045 INFO L934 BasicCegarLoop]: 203 mSDtfsCounter, 75 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 21:24:54,045 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [75 Valid, 322 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 21:24:54,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7091 states. [2022-02-10 21:24:54,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7091 to 5607. [2022-02-10 21:24:54,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5607 states, 5603 states have (on average 2.596823130465822) internal successors, (14550), 5606 states have internal predecessors, (14550), 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) [2022-02-10 21:24:54,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5607 states to 5607 states and 14550 transitions. [2022-02-10 21:24:54,164 INFO L78 Accepts]: Start accepts. Automaton has 5607 states and 14550 transitions. Word has length 104 [2022-02-10 21:24:54,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:24:54,164 INFO L470 AbstractCegarLoop]: Abstraction has 5607 states and 14550 transitions. [2022-02-10 21:24:54,164 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 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) [2022-02-10 21:24:54,164 INFO L276 IsEmpty]: Start isEmpty. Operand 5607 states and 14550 transitions. [2022-02-10 21:24:54,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-02-10 21:24:54,172 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:24:54,172 INFO L515 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:24:54,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-10 21:24:54,173 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:24:54,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:24:54,173 INFO L85 PathProgramCache]: Analyzing trace with hash 585023441, now seen corresponding path program 1 times [2022-02-10 21:24:54,173 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:24:54,173 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984024452] [2022-02-10 21:24:54,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:24:54,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:24:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:24:54,227 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:24:54,227 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:24:54,227 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984024452] [2022-02-10 21:24:54,227 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984024452] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 21:24:54,227 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [14265172] [2022-02-10 21:24:54,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:24:54,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 21:24:54,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 21:24:54,229 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-10 21:24:54,230 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-02-10 21:24:54,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:24:54,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-10 21:24:54,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 21:24:54,499 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:24:54,499 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 21:24:54,667 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:24:54,667 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [14265172] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-10 21:24:54,668 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-10 21:24:54,668 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-02-10 21:24:54,668 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43313454] [2022-02-10 21:24:54,668 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-10 21:24:54,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-10 21:24:54,668 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:24:54,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-10 21:24:54,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-02-10 21:24:54,669 INFO L87 Difference]: Start difference. First operand 5607 states and 14550 transitions. Second operand has 10 states, 10 states have (on average 25.0) internal successors, (250), 10 states have internal predecessors, (250), 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) [2022-02-10 21:24:54,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:24:54,833 INFO L93 Difference]: Finished difference Result 12791 states and 33241 transitions. [2022-02-10 21:24:54,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-10 21:24:54,834 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 25.0) internal successors, (250), 10 states have internal predecessors, (250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-02-10 21:24:54,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:24:54,868 INFO L225 Difference]: With dead ends: 12791 [2022-02-10 21:24:54,868 INFO L226 Difference]: Without dead ends: 12671 [2022-02-10 21:24:54,868 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=87, Invalid=153, Unknown=0, NotChecked=0, Total=240 [2022-02-10 21:24:54,869 INFO L934 BasicCegarLoop]: 162 mSDtfsCounter, 548 mSDsluCounter, 717 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 548 SdHoareTripleChecker+Valid, 864 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 21:24:54,869 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [548 Valid, 864 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 21:24:54,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12671 states. [2022-02-10 21:24:55,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12671 to 9771. [2022-02-10 21:24:55,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9771 states, 9767 states have (on average 2.6077608272755195) internal successors, (25470), 9770 states have internal predecessors, (25470), 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) [2022-02-10 21:24:55,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9771 states to 9771 states and 25470 transitions. [2022-02-10 21:24:55,046 INFO L78 Accepts]: Start accepts. Automaton has 9771 states and 25470 transitions. Word has length 106 [2022-02-10 21:24:55,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:24:55,046 INFO L470 AbstractCegarLoop]: Abstraction has 9771 states and 25470 transitions. [2022-02-10 21:24:55,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 25.0) internal successors, (250), 10 states have internal predecessors, (250), 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) [2022-02-10 21:24:55,047 INFO L276 IsEmpty]: Start isEmpty. Operand 9771 states and 25470 transitions. [2022-02-10 21:24:55,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-02-10 21:24:55,118 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:24:55,118 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:24:55,142 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-02-10 21:24:55,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 21:24:55,341 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:24:55,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:24:55,342 INFO L85 PathProgramCache]: Analyzing trace with hash 288471527, now seen corresponding path program 1 times [2022-02-10 21:24:55,342 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:24:55,342 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750453205] [2022-02-10 21:24:55,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:24:55,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:24:55,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:24:55,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:24:55,885 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:24:55,886 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750453205] [2022-02-10 21:24:55,886 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750453205] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:24:55,886 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:24:55,886 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2022-02-10 21:24:55,886 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522823359] [2022-02-10 21:24:55,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:24:55,887 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-02-10 21:24:55,887 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:24:55,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-02-10 21:24:55,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=520, Unknown=0, NotChecked=0, Total=600 [2022-02-10 21:24:55,887 INFO L87 Difference]: Start difference. First operand 9771 states and 25470 transitions. Second operand has 25 states, 25 states have (on average 4.72) internal successors, (118), 25 states have internal predecessors, (118), 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) [2022-02-10 21:24:57,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:24:57,298 INFO L93 Difference]: Finished difference Result 22904 states and 60303 transitions. [2022-02-10 21:24:57,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-10 21:24:57,299 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 4.72) internal successors, (118), 25 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 118 [2022-02-10 21:24:57,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:24:57,346 INFO L225 Difference]: With dead ends: 22904 [2022-02-10 21:24:57,347 INFO L226 Difference]: Without dead ends: 22904 [2022-02-10 21:24:57,347 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 491 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=315, Invalid=1941, Unknown=0, NotChecked=0, Total=2256 [2022-02-10 21:24:57,348 INFO L934 BasicCegarLoop]: 464 mSDtfsCounter, 1101 mSDsluCounter, 6422 mSDsCounter, 0 mSdLazyCounter, 1615 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1101 SdHoareTripleChecker+Valid, 6689 SdHoareTripleChecker+Invalid, 1624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1615 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 21:24:57,348 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1101 Valid, 6689 Invalid, 1624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1615 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 21:24:57,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22904 states. [2022-02-10 21:24:57,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22904 to 12025. [2022-02-10 21:24:57,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12025 states, 12021 states have (on average 2.6199983362449046) internal successors, (31495), 12024 states have internal predecessors, (31495), 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) [2022-02-10 21:24:57,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12025 states to 12025 states and 31495 transitions. [2022-02-10 21:24:57,651 INFO L78 Accepts]: Start accepts. Automaton has 12025 states and 31495 transitions. Word has length 118 [2022-02-10 21:24:57,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:24:57,651 INFO L470 AbstractCegarLoop]: Abstraction has 12025 states and 31495 transitions. [2022-02-10 21:24:57,652 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.72) internal successors, (118), 25 states have internal predecessors, (118), 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) [2022-02-10 21:24:57,652 INFO L276 IsEmpty]: Start isEmpty. Operand 12025 states and 31495 transitions. [2022-02-10 21:24:57,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-02-10 21:24:57,667 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:24:57,667 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:24:57,667 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-10 21:24:57,667 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:24:57,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:24:57,667 INFO L85 PathProgramCache]: Analyzing trace with hash 1458912929, now seen corresponding path program 2 times [2022-02-10 21:24:57,668 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:24:57,668 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218737808] [2022-02-10 21:24:57,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:24:57,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:24:57,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:24:58,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:24:58,529 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:24:58,529 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218737808] [2022-02-10 21:24:58,529 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218737808] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:24:58,529 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:24:58,529 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-02-10 21:24:58,530 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13694003] [2022-02-10 21:24:58,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:24:58,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-02-10 21:24:58,530 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:24:58,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-02-10 21:24:58,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=713, Unknown=0, NotChecked=0, Total=812 [2022-02-10 21:24:58,531 INFO L87 Difference]: Start difference. First operand 12025 states and 31495 transitions. Second operand has 29 states, 29 states have (on average 4.068965517241379) internal successors, (118), 29 states have internal predecessors, (118), 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) [2022-02-10 21:25:00,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:25:00,554 INFO L93 Difference]: Finished difference Result 24196 states and 63717 transitions. [2022-02-10 21:25:00,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-10 21:25:00,555 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 4.068965517241379) internal successors, (118), 29 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 118 [2022-02-10 21:25:00,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:25:00,602 INFO L225 Difference]: With dead ends: 24196 [2022-02-10 21:25:00,602 INFO L226 Difference]: Without dead ends: 24196 [2022-02-10 21:25:00,603 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 731 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=437, Invalid=2643, Unknown=0, NotChecked=0, Total=3080 [2022-02-10 21:25:00,604 INFO L934 BasicCegarLoop]: 451 mSDtfsCounter, 1136 mSDsluCounter, 7770 mSDsCounter, 0 mSdLazyCounter, 2167 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1136 SdHoareTripleChecker+Valid, 7959 SdHoareTripleChecker+Invalid, 2190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 2167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 21:25:00,604 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1136 Valid, 7959 Invalid, 2190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 2167 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 21:25:00,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24196 states. [2022-02-10 21:25:00,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24196 to 11960. [2022-02-10 21:25:00,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11960 states, 11956 states have (on average 2.619605219136835) internal successors, (31320), 11959 states have internal predecessors, (31320), 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) [2022-02-10 21:25:00,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11960 states to 11960 states and 31320 transitions. [2022-02-10 21:25:00,870 INFO L78 Accepts]: Start accepts. Automaton has 11960 states and 31320 transitions. Word has length 118 [2022-02-10 21:25:00,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:25:00,871 INFO L470 AbstractCegarLoop]: Abstraction has 11960 states and 31320 transitions. [2022-02-10 21:25:00,871 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 4.068965517241379) internal successors, (118), 29 states have internal predecessors, (118), 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) [2022-02-10 21:25:00,871 INFO L276 IsEmpty]: Start isEmpty. Operand 11960 states and 31320 transitions. [2022-02-10 21:25:00,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-02-10 21:25:00,881 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:25:00,881 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:25:00,881 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-10 21:25:00,882 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:25:00,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:25:00,882 INFO L85 PathProgramCache]: Analyzing trace with hash -2142597225, now seen corresponding path program 3 times [2022-02-10 21:25:00,882 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:25:00,882 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760889474] [2022-02-10 21:25:00,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:25:00,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:25:00,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:25:01,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:25:01,664 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:25:01,664 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760889474] [2022-02-10 21:25:01,664 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760889474] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:25:01,664 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:25:01,664 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-02-10 21:25:01,664 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840159568] [2022-02-10 21:25:01,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:25:01,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-02-10 21:25:01,664 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:25:01,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-02-10 21:25:01,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=702, Unknown=0, NotChecked=0, Total=812 [2022-02-10 21:25:01,665 INFO L87 Difference]: Start difference. First operand 11960 states and 31320 transitions. Second operand has 29 states, 29 states have (on average 4.068965517241379) internal successors, (118), 29 states have internal predecessors, (118), 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) [2022-02-10 21:25:03,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:25:03,570 INFO L93 Difference]: Finished difference Result 23610 states and 62124 transitions. [2022-02-10 21:25:03,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-10 21:25:03,571 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 4.068965517241379) internal successors, (118), 29 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 118 [2022-02-10 21:25:03,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:25:03,613 INFO L225 Difference]: With dead ends: 23610 [2022-02-10 21:25:03,613 INFO L226 Difference]: Without dead ends: 23610 [2022-02-10 21:25:03,614 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 684 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=503, Invalid=2577, Unknown=0, NotChecked=0, Total=3080 [2022-02-10 21:25:03,615 INFO L934 BasicCegarLoop]: 402 mSDtfsCounter, 1234 mSDsluCounter, 6402 mSDsCounter, 0 mSdLazyCounter, 1897 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1234 SdHoareTripleChecker+Valid, 6585 SdHoareTripleChecker+Invalid, 1949 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 1897 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 21:25:03,615 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1234 Valid, 6585 Invalid, 1949 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 1897 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 21:25:03,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23610 states. [2022-02-10 21:25:03,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23610 to 11793. [2022-02-10 21:25:03,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11793 states, 11789 states have (on average 2.616167613877343) internal successors, (30842), 11792 states have internal predecessors, (30842), 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) [2022-02-10 21:25:03,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11793 states to 11793 states and 30842 transitions. [2022-02-10 21:25:03,883 INFO L78 Accepts]: Start accepts. Automaton has 11793 states and 30842 transitions. Word has length 118 [2022-02-10 21:25:03,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:25:03,884 INFO L470 AbstractCegarLoop]: Abstraction has 11793 states and 30842 transitions. [2022-02-10 21:25:03,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 4.068965517241379) internal successors, (118), 29 states have internal predecessors, (118), 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) [2022-02-10 21:25:03,884 INFO L276 IsEmpty]: Start isEmpty. Operand 11793 states and 30842 transitions. [2022-02-10 21:25:03,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-02-10 21:25:03,899 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:25:03,900 INFO L515 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:25:03,900 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-10 21:25:03,900 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:25:03,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:25:03,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1539203023, now seen corresponding path program 1 times [2022-02-10 21:25:03,900 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:25:03,900 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172825749] [2022-02-10 21:25:03,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:25:03,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:25:03,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:25:03,958 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:25:03,958 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:25:03,958 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172825749] [2022-02-10 21:25:03,959 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172825749] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 21:25:03,959 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1550774504] [2022-02-10 21:25:03,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:25:03,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 21:25:03,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 21:25:03,968 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-10 21:25:03,969 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-10 21:25:04,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:25:04,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 6 conjunts are in the unsatisfiable core [2022-02-10 21:25:04,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 21:25:04,303 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-02-10 21:25:04,303 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 21:25:04,553 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-02-10 21:25:04,553 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1550774504] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-10 21:25:04,554 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-10 21:25:04,554 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 12 [2022-02-10 21:25:04,554 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497189629] [2022-02-10 21:25:04,554 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-10 21:25:04,554 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-02-10 21:25:04,554 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:25:04,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-02-10 21:25:04,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2022-02-10 21:25:04,555 INFO L87 Difference]: Start difference. First operand 11793 states and 30842 transitions. Second operand has 12 states, 12 states have (on average 25.833333333333332) internal successors, (310), 12 states have internal predecessors, (310), 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) [2022-02-10 21:25:04,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:25:04,753 INFO L93 Difference]: Finished difference Result 17142 states and 44795 transitions. [2022-02-10 21:25:04,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 21:25:04,753 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 25.833333333333332) internal successors, (310), 12 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 147 [2022-02-10 21:25:04,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:25:04,781 INFO L225 Difference]: With dead ends: 17142 [2022-02-10 21:25:04,781 INFO L226 Difference]: Without dead ends: 16449 [2022-02-10 21:25:04,781 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 288 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=133, Invalid=373, Unknown=0, NotChecked=0, Total=506 [2022-02-10 21:25:04,783 INFO L934 BasicCegarLoop]: 182 mSDtfsCounter, 499 mSDsluCounter, 1459 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 499 SdHoareTripleChecker+Valid, 1603 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 21:25:04,783 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [499 Valid, 1603 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 21:25:04,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16449 states. [2022-02-10 21:25:04,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16449 to 13270. [2022-02-10 21:25:04,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13270 states, 13266 states have (on average 2.6295793758480324) internal successors, (34884), 13269 states have internal predecessors, (34884), 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) [2022-02-10 21:25:05,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13270 states to 13270 states and 34884 transitions. [2022-02-10 21:25:05,021 INFO L78 Accepts]: Start accepts. Automaton has 13270 states and 34884 transitions. Word has length 147 [2022-02-10 21:25:05,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:25:05,021 INFO L470 AbstractCegarLoop]: Abstraction has 13270 states and 34884 transitions. [2022-02-10 21:25:05,021 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 25.833333333333332) internal successors, (310), 12 states have internal predecessors, (310), 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) [2022-02-10 21:25:05,021 INFO L276 IsEmpty]: Start isEmpty. Operand 13270 states and 34884 transitions. [2022-02-10 21:25:05,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-02-10 21:25:05,037 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:25:05,037 INFO L515 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:25:05,053 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-10 21:25:05,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-02-10 21:25:05,256 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:25:05,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:25:05,256 INFO L85 PathProgramCache]: Analyzing trace with hash 380607420, now seen corresponding path program 1 times [2022-02-10 21:25:05,256 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:25:05,256 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238386366] [2022-02-10 21:25:05,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:25:05,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:25:05,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:25:06,086 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:25:06,086 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:25:06,086 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238386366] [2022-02-10 21:25:06,086 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238386366] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 21:25:06,087 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1709811147] [2022-02-10 21:25:06,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:25:06,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 21:25:06,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 21:25:06,088 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-10 21:25:06,089 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-10 21:25:06,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:25:06,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 63 conjunts are in the unsatisfiable core [2022-02-10 21:25:06,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 21:25:07,658 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2022-02-10 21:25:08,637 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 23 [2022-02-10 21:25:08,867 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:25:08,867 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 21:25:09,538 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 46 [2022-02-10 21:25:10,147 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-02-10 21:25:10,147 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1709811147] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-10 21:25:10,147 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-10 21:25:10,147 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [26, 26] total 68 [2022-02-10 21:25:10,148 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073099699] [2022-02-10 21:25:10,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:25:10,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-02-10 21:25:10,148 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:25:10,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-02-10 21:25:10,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=241, Invalid=4315, Unknown=0, NotChecked=0, Total=4556 [2022-02-10 21:25:10,150 INFO L87 Difference]: Start difference. First operand 13270 states and 34884 transitions. Second operand has 22 states, 22 states have (on average 7.0) internal successors, (154), 22 states have internal predecessors, (154), 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) [2022-02-10 21:25:14,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:25:14,504 INFO L93 Difference]: Finished difference Result 31136 states and 82136 transitions. [2022-02-10 21:25:14,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-02-10 21:25:14,505 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 7.0) internal successors, (154), 22 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2022-02-10 21:25:14,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:25:14,567 INFO L225 Difference]: With dead ends: 31136 [2022-02-10 21:25:14,568 INFO L226 Difference]: Without dead ends: 30476 [2022-02-10 21:25:14,572 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 467 GetRequests, 338 SyntacticMatches, 1 SemanticMatches, 128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4743 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=1539, Invalid=15231, Unknown=0, NotChecked=0, Total=16770 [2022-02-10 21:25:14,572 INFO L934 BasicCegarLoop]: 644 mSDtfsCounter, 2054 mSDsluCounter, 8514 mSDsCounter, 0 mSdLazyCounter, 2312 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2054 SdHoareTripleChecker+Valid, 8923 SdHoareTripleChecker+Invalid, 2359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 2312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 21:25:14,573 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2054 Valid, 8923 Invalid, 2359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 2312 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 21:25:14,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30476 states. [2022-02-10 21:25:14,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30476 to 13921. [2022-02-10 21:25:14,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13921 states, 13917 states have (on average 2.6372781490263706) internal successors, (36703), 13920 states have internal predecessors, (36703), 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) [2022-02-10 21:25:14,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13921 states to 13921 states and 36703 transitions. [2022-02-10 21:25:14,902 INFO L78 Accepts]: Start accepts. Automaton has 13921 states and 36703 transitions. Word has length 160 [2022-02-10 21:25:14,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:25:14,903 INFO L470 AbstractCegarLoop]: Abstraction has 13921 states and 36703 transitions. [2022-02-10 21:25:14,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 7.0) internal successors, (154), 22 states have internal predecessors, (154), 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) [2022-02-10 21:25:14,903 INFO L276 IsEmpty]: Start isEmpty. Operand 13921 states and 36703 transitions. [2022-02-10 21:25:14,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-02-10 21:25:14,917 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:25:14,917 INFO L515 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:25:14,935 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-10 21:25:15,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 21:25:15,133 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:25:15,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:25:15,134 INFO L85 PathProgramCache]: Analyzing trace with hash 951393590, now seen corresponding path program 2 times [2022-02-10 21:25:15,134 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:25:15,134 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052532785] [2022-02-10 21:25:15,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:25:15,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:25:15,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:25:16,042 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:25:16,042 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:25:16,042 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052532785] [2022-02-10 21:25:16,042 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052532785] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 21:25:16,043 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1191189022] [2022-02-10 21:25:16,043 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-10 21:25:16,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 21:25:16,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 21:25:16,044 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-10 21:25:16,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-10 21:25:16,130 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-02-10 21:25:16,130 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-10 21:25:16,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 63 conjunts are in the unsatisfiable core [2022-02-10 21:25:16,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 21:25:16,254 INFO L353 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-02-10 21:25:16,254 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-02-10 21:25:16,268 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-10 21:25:16,269 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-02-10 21:25:17,138 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2022-02-10 21:25:17,212 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 54 [2022-02-10 21:25:17,983 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 23 [2022-02-10 21:25:18,151 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 19 proven. 13 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-02-10 21:25:18,151 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 21:25:18,703 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_305 (Array Int Int))) (not (= 4294967294 (mod (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_305) |c_~#arr~0.base|) (+ |c_~#arr~0.offset| (* c_~top~0 4))) 4294967296)))) is different from false [2022-02-10 21:25:18,749 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 21:25:18,750 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 30 [2022-02-10 21:25:18,756 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 21:25:18,757 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 52 [2022-02-10 21:25:18,759 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2022-02-10 21:25:19,906 INFO L353 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-02-10 21:25:19,906 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2022-02-10 21:25:19,917 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 7 trivial. 1 not checked. [2022-02-10 21:25:19,917 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1191189022] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-10 21:25:19,917 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-10 21:25:19,917 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 26, 26] total 79 [2022-02-10 21:25:19,917 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966068331] [2022-02-10 21:25:19,917 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-10 21:25:19,918 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 79 states [2022-02-10 21:25:19,918 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:25:19,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2022-02-10 21:25:19,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=269, Invalid=5740, Unknown=1, NotChecked=152, Total=6162 [2022-02-10 21:25:19,920 INFO L87 Difference]: Start difference. First operand 13921 states and 36703 transitions. Second operand has 79 states, 79 states have (on average 5.569620253164557) internal successors, (440), 79 states have internal predecessors, (440), 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) [2022-02-10 21:25:53,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:25:53,288 INFO L93 Difference]: Finished difference Result 49699 states and 131228 transitions. [2022-02-10 21:25:53,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 160 states. [2022-02-10 21:25:53,289 INFO L78 Accepts]: Start accepts. Automaton has has 79 states, 79 states have (on average 5.569620253164557) internal successors, (440), 79 states have internal predecessors, (440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2022-02-10 21:25:53,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:25:53,381 INFO L225 Difference]: With dead ends: 49699 [2022-02-10 21:25:53,382 INFO L226 Difference]: Without dead ends: 49699 [2022-02-10 21:25:53,387 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 516 GetRequests, 272 SyntacticMatches, 10 SemanticMatches, 234 ConstructedPredicates, 1 IntricatePredicates, 9 DeprecatedPredicates, 16591 ImplicationChecksByTransitivity, 31.6s TimeCoverageRelationStatistics Valid=7460, Invalid=47498, Unknown=36, NotChecked=466, Total=55460 [2022-02-10 21:25:53,388 INFO L934 BasicCegarLoop]: 638 mSDtfsCounter, 12647 mSDsluCounter, 22466 mSDsCounter, 0 mSdLazyCounter, 6122 mSolverCounterSat, 513 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12647 SdHoareTripleChecker+Valid, 22378 SdHoareTripleChecker+Invalid, 7630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 513 IncrementalHoareTripleChecker+Valid, 6122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 995 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-02-10 21:25:53,388 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [12647 Valid, 22378 Invalid, 7630 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [513 Valid, 6122 Invalid, 0 Unknown, 995 Unchecked, 3.5s Time] [2022-02-10 21:25:53,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49699 states. [2022-02-10 21:25:53,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49699 to 12466. [2022-02-10 21:25:53,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12466 states, 12462 states have (on average 2.6189215214251322) internal successors, (32637), 12465 states have internal predecessors, (32637), 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) [2022-02-10 21:25:53,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12466 states to 12466 states and 32637 transitions. [2022-02-10 21:25:53,751 INFO L78 Accepts]: Start accepts. Automaton has 12466 states and 32637 transitions. Word has length 160 [2022-02-10 21:25:53,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:25:53,751 INFO L470 AbstractCegarLoop]: Abstraction has 12466 states and 32637 transitions. [2022-02-10 21:25:53,751 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 79 states, 79 states have (on average 5.569620253164557) internal successors, (440), 79 states have internal predecessors, (440), 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) [2022-02-10 21:25:53,752 INFO L276 IsEmpty]: Start isEmpty. Operand 12466 states and 32637 transitions. [2022-02-10 21:25:53,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-02-10 21:25:53,764 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:25:53,765 INFO L515 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:25:53,783 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-10 21:25:53,979 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 21:25:53,979 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:25:53,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:25:53,980 INFO L85 PathProgramCache]: Analyzing trace with hash -453573317, now seen corresponding path program 2 times [2022-02-10 21:25:53,980 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:25:53,980 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127307394] [2022-02-10 21:25:53,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:25:53,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:25:53,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:25:54,051 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 12 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:25:54,051 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:25:54,051 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127307394] [2022-02-10 21:25:54,052 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127307394] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 21:25:54,052 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2044545290] [2022-02-10 21:25:54,052 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-10 21:25:54,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 21:25:54,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 21:25:54,053 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-10 21:25:54,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-10 21:25:54,149 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-10 21:25:54,149 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-10 21:25:54,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 8 conjunts are in the unsatisfiable core [2022-02-10 21:25:54,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 21:25:54,433 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 12 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:25:54,434 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 21:25:54,748 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 12 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:25:54,748 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2044545290] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-10 21:25:54,748 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-10 21:25:54,748 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-02-10 21:25:54,748 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708667812] [2022-02-10 21:25:54,748 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-10 21:25:54,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 21:25:54,749 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:25:54,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 21:25:54,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-02-10 21:25:54,750 INFO L87 Difference]: Start difference. First operand 12466 states and 32637 transitions. Second operand has 18 states, 18 states have (on average 23.22222222222222) internal successors, (418), 18 states have internal predecessors, (418), 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) [2022-02-10 21:25:55,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:25:55,022 INFO L93 Difference]: Finished difference Result 26628 states and 69246 transitions. [2022-02-10 21:25:55,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 21:25:55,023 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 23.22222222222222) internal successors, (418), 18 states have internal predecessors, (418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 190 [2022-02-10 21:25:55,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:25:55,073 INFO L225 Difference]: With dead ends: 26628 [2022-02-10 21:25:55,073 INFO L226 Difference]: Without dead ends: 26628 [2022-02-10 21:25:55,073 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 371 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=335, Invalid=657, Unknown=0, NotChecked=0, Total=992 [2022-02-10 21:25:55,074 INFO L934 BasicCegarLoop]: 157 mSDtfsCounter, 1614 mSDsluCounter, 1147 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1614 SdHoareTripleChecker+Valid, 1280 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 21:25:55,074 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1614 Valid, 1280 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 21:25:55,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26628 states. [2022-02-10 21:25:55,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26628 to 20866. [2022-02-10 21:25:55,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20866 states, 20862 states have (on average 2.6143706260185984) internal successors, (54541), 20865 states have internal predecessors, (54541), 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) [2022-02-10 21:25:55,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20866 states to 20866 states and 54541 transitions. [2022-02-10 21:25:55,678 INFO L78 Accepts]: Start accepts. Automaton has 20866 states and 54541 transitions. Word has length 190 [2022-02-10 21:25:55,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:25:55,679 INFO L470 AbstractCegarLoop]: Abstraction has 20866 states and 54541 transitions. [2022-02-10 21:25:55,679 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 23.22222222222222) internal successors, (418), 18 states have internal predecessors, (418), 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) [2022-02-10 21:25:55,679 INFO L276 IsEmpty]: Start isEmpty. Operand 20866 states and 54541 transitions. [2022-02-10 21:25:55,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-02-10 21:25:55,696 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:25:55,696 INFO L515 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:25:55,713 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-10 21:25:55,913 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-02-10 21:25:55,913 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:25:55,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:25:55,914 INFO L85 PathProgramCache]: Analyzing trace with hash 1824498131, now seen corresponding path program 1 times [2022-02-10 21:25:55,914 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:25:55,914 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230055806] [2022-02-10 21:25:55,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:25:55,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:25:56,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:25:57,367 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 3 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:25:57,368 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:25:57,368 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230055806] [2022-02-10 21:25:57,368 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230055806] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 21:25:57,368 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1064443304] [2022-02-10 21:25:57,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:25:57,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 21:25:57,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 21:25:57,369 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-10 21:25:57,370 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-10 21:25:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:25:57,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 86 conjunts are in the unsatisfiable core [2022-02-10 21:25:57,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 21:25:58,268 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2022-02-10 21:25:59,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 21:25:59,088 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 38 [2022-02-10 21:26:00,291 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 23 [2022-02-10 21:26:00,432 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 5 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:26:00,432 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 21:26:59,894 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 21:26:59,895 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 36 [2022-02-10 21:26:59,900 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 21:26:59,900 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 40 [2022-02-10 21:26:59,914 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 42 [2022-02-10 21:26:59,930 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 21:26:59,930 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 67 [2022-02-10 21:27:01,103 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:27:01,103 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1064443304] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-10 21:27:01,103 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-10 21:27:01,104 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 34, 33] total 96 [2022-02-10 21:27:01,104 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401605709] [2022-02-10 21:27:01,104 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-10 21:27:01,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 96 states [2022-02-10 21:27:01,104 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:27:01,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2022-02-10 21:27:01,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=776, Invalid=8307, Unknown=37, NotChecked=0, Total=9120 [2022-02-10 21:27:01,106 INFO L87 Difference]: Start difference. First operand 20866 states and 54541 transitions. Second operand has 96 states, 96 states have (on average 5.8125) internal successors, (558), 96 states have internal predecessors, (558), 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) [2022-02-10 21:27:29,453 WARN L228 SmtUtils]: Spent 20.52s on a formula simplification. DAG size of input: 122 DAG size of output: 83 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-10 21:27:36,916 WARN L228 SmtUtils]: Spent 7.36s on a formula simplification. DAG size of input: 96 DAG size of output: 95 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-10 21:27:51,349 WARN L228 SmtUtils]: Spent 10.86s on a formula simplification. DAG size of input: 109 DAG size of output: 76 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-10 21:28:14,217 WARN L228 SmtUtils]: Spent 9.16s on a formula simplification. DAG size of input: 89 DAG size of output: 88 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-10 21:29:08,933 WARN L228 SmtUtils]: Spent 41.06s on a formula simplification. DAG size of input: 135 DAG size of output: 96 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-10 21:29:22,959 WARN L228 SmtUtils]: Spent 6.84s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-10 21:32:36,894 WARN L228 SmtUtils]: Spent 10.10s on a formula simplification. DAG size of input: 61 DAG size of output: 55 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-10 21:34:36,807 WARN L228 SmtUtils]: Spent 19.32s on a formula simplification. DAG size of input: 129 DAG size of output: 85 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-10 21:34:58,199 WARN L228 SmtUtils]: Spent 12.38s on a formula simplification. DAG size of input: 116 DAG size of output: 78 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-10 21:35:30,562 WARN L228 SmtUtils]: Spent 6.03s on a formula simplification that was a NOOP. DAG size: 53 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-10 21:35:42,898 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse2 (* c_~top~0 4)) (.cse13 (select (select |c_#memory_int| |c_t1Thread1of1ForFork0_push_~stack#1.base|) 0)) (.cse12 (* (- 1) |c_t1Thread1of1ForFork0_push_~stack#1.offset|))) (let ((.cse3 (div (+ .cse12 |c_~#arr~0.offset| (- 4)) (- 4))) (.cse5 (* (- 1) |c_t1Thread1of1ForFork0_push_#in~stack#1.offset|)) (.cse4 (= |c_t1Thread1of1ForFork0_push_~stack#1.base| |c_~#arr~0.base|)) (.cse8 (<= 0 .cse13)) (.cse9 (<= .cse13 399)) (.cse6 (select (select |c_#memory_int| |c_~#arr~0.base|) |c_~#arr~0.offset|)) (.cse0 (<= (+ c_~top~0 1) 0)) (.cse7 (div (+ .cse12 |c_~#arr~0.offset| (- 5)) (- 4))) (.cse1 (= |c_t1Thread1of1ForFork0_push_#in~stack#1.base| |c_~#arr~0.base|)) (.cse10 (< .cse2 4))) (and (or .cse0 .cse1) (= |c_t1Thread1of1ForFork0_push_#in~stack#1.offset| 0) (or .cse0 (not (= (mod (+ |c_t1Thread1of1ForFork0_push_~x#1| 2) 4294967296) 0))) (<= .cse2 4) (<= c_~top~0 1) (or .cse0 (not (= (mod (+ |c_t1Thread1of1ForFork0_push_#in~x#1| 2) 4294967296) 0))) (<= c_~top~0 0) (= |c_~#arr~0.offset| 0) (or .cse0 (<= (+ .cse3 |c_t1Thread1of1ForFork0_get_top_#res#1|) 1)) (or .cse0 .cse4) (or .cse0 (<= (+ .cse3 c_~top~0) 1)) (or .cse0 (<= 2 (div (+ |c_~#arr~0.offset| .cse5 (- 5)) (- 4)))) (or .cse0 (<= (+ (div (+ |c_~#arr~0.offset| .cse5 (- 4)) (- 4)) c_~top~0) 1)) (forall ((v_~top~0_29 Int) (v_ArrVal_424 Int)) (or (< (+ c_~top~0 1) v_~top~0_29) (not (< 0 v_~top~0_29)) (not (= (mod (select (store (select |c_#memory_int| |c_~#arr~0.base|) (+ |c_~#arr~0.offset| (* c_~top~0 4) 4) v_ArrVal_424) (+ |c_~#arr~0.offset| (* v_~top~0_29 4) (- 4))) 4294967296) 4294967294)))) (< .cse6 4294967296) (= |c_t1Thread1of1ForFork0_push_~stack#1.offset| 0) (or .cse0 (<= 2 .cse7)) (or (and .cse4 (not (= (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| (* |c_t1Thread1of1ForFork0_push_#t~ret35#1| 4)) 0)) .cse8 .cse9) .cse10) (or (and .cse4 (<= c_~top~0 |c_t1Thread1of1ForFork0_get_top_#res#1|) (<= |c_t1Thread1of1ForFork0_get_top_#res#1| 1) .cse8 .cse9) .cse10) (or .cse0 (not (= (mod (+ 2 (mod |c_t1Thread1of1ForFork0_~tmp~0#1| 4294967296)) 4294967296) 0))) (<= 0 .cse6) (< (div (+ (* (- 1) .cse6) 399) (- 4294967296)) (+ (div .cse6 4294967296) 1)) (= 5 |c_~#arr~0.base|) (or .cse0 (<= (+ 2 c_~top~0) (+ .cse7 |c_t1Thread1of1ForFork0_get_top_#res#1|))) (or (let ((.cse11 (select (select |c_#memory_int| |c_t1Thread1of1ForFork0_push_#in~stack#1.base|) 0))) (and (<= 0 .cse11) .cse1 (<= .cse11 399))) .cse10)))) is different from false [2022-02-10 21:36:04,421 WARN L228 SmtUtils]: Spent 14.25s on a formula simplification. DAG size of input: 73 DAG size of output: 67 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-10 21:36:37,990 WARN L228 SmtUtils]: Spent 6.06s on a formula simplification that was a NOOP. DAG size: 63 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-10 21:37:39,636 WARN L228 SmtUtils]: Spent 48.68s on a formula simplification. DAG size of input: 139 DAG size of output: 98 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-10 21:38:04,219 WARN L228 SmtUtils]: Spent 16.40s on a formula simplification. DAG size of input: 85 DAG size of output: 79 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-10 21:38:42,230 WARN L228 SmtUtils]: Spent 10.06s on a formula simplification that was a NOOP. DAG size: 75 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-10 21:39:14,357 WARN L228 SmtUtils]: Spent 8.77s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) Received shutdown request... [2022-02-10 21:39:25,023 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-10 21:39:25,024 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-10 21:39:26,044 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-02-10 21:39:26,235 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-02-10 21:39:26,269 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 137 [2022-02-10 21:39:26,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 162 states. [2022-02-10 21:39:26,273 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 586 GetRequests, 335 SyntacticMatches, 15 SemanticMatches, 235 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 21020 ImplicationChecksByTransitivity, 790.7s TimeCoverageRelationStatistics Valid=6477, Invalid=48634, Unknown=353, NotChecked=468, Total=55932 [2022-02-10 21:39:26,273 INFO L934 BasicCegarLoop]: 580 mSDtfsCounter, 4805 mSDsluCounter, 30321 mSDsCounter, 0 mSdLazyCounter, 6367 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4805 SdHoareTripleChecker+Valid, 30308 SdHoareTripleChecker+Invalid, 8921 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 6367 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 2476 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-02-10 21:39:26,274 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [4805 Valid, 30308 Invalid, 8921 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [78 Valid, 6367 Invalid, 0 Unknown, 2476 Unchecked, 3.0s Time] [2022-02-10 21:39:26,275 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2022-02-10 21:39:26,275 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-10 21:39:26,275 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (20866states) and FLOYD_HOARE automaton (currently 162 states, 96 states before enhancement),while executing Executor. [2022-02-10 21:39:26,276 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 6 remaining) [2022-02-10 21:39:26,276 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 6 remaining) [2022-02-10 21:39:26,276 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 6 remaining) [2022-02-10 21:39:26,276 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 6 remaining) [2022-02-10 21:39:26,277 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2022-02-10 21:39:26,279 INFO L733 BasicCegarLoop]: Path program histogram: [3, 2, 2, 1, 1, 1, 1, 1, 1] [2022-02-10 21:39:26,295 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 21:39:26,295 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 21:39:26,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 09:39:26 BasicIcfg [2022-02-10 21:39:26,315 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 21:39:26,319 INFO L158 Benchmark]: Toolchain (without parser) took 877187.14ms. Allocated memory was 182.5MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 126.0MB in the beginning and 952.4MB in the end (delta: -826.4MB). Peak memory consumption was 756.9MB. Max. memory is 8.0GB. [2022-02-10 21:39:26,321 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 182.5MB. Free memory was 144.5MB in the beginning and 144.5MB in the end (delta: 81.9kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 21:39:26,321 INFO L158 Benchmark]: CACSL2BoogieTranslator took 488.17ms. Allocated memory is still 182.5MB. Free memory was 125.9MB in the beginning and 134.1MB in the end (delta: -8.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-02-10 21:39:26,321 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.13ms. Allocated memory is still 182.5MB. Free memory was 134.1MB in the beginning and 131.5MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-10 21:39:26,321 INFO L158 Benchmark]: Boogie Preprocessor took 27.28ms. Allocated memory is still 182.5MB. Free memory was 131.5MB in the beginning and 129.8MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-10 21:39:26,322 INFO L158 Benchmark]: RCFGBuilder took 367.49ms. Allocated memory is still 182.5MB. Free memory was 129.8MB in the beginning and 113.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2022-02-10 21:39:26,322 INFO L158 Benchmark]: TraceAbstraction took 876257.31ms. Allocated memory was 182.5MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 113.2MB in the beginning and 952.4MB in the end (delta: -839.2MB). Peak memory consumption was 745.5MB. Max. memory is 8.0GB. [2022-02-10 21:39:26,323 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 182.5MB. Free memory was 144.5MB in the beginning and 144.5MB in the end (delta: 81.9kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 488.17ms. Allocated memory is still 182.5MB. Free memory was 125.9MB in the beginning and 134.1MB in the end (delta: -8.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 42.13ms. Allocated memory is still 182.5MB. Free memory was 134.1MB in the beginning and 131.5MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 27.28ms. Allocated memory is still 182.5MB. Free memory was 131.5MB in the beginning and 129.8MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 367.49ms. Allocated memory is still 182.5MB. Free memory was 129.8MB in the beginning and 113.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 876257.31ms. Allocated memory was 182.5MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 113.2MB in the beginning and 952.4MB in the end (delta: -839.2MB). Peak memory consumption was 745.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 941]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (20866states) and FLOYD_HOARE automaton (currently 162 states, 96 states before enhancement),while executing Executor. - TimeoutResultAtElement [Line: 1021]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (20866states) and FLOYD_HOARE automaton (currently 162 states, 96 states before enhancement),while executing Executor. - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (20866states) and FLOYD_HOARE automaton (currently 162 states, 96 states before enhancement),while executing Executor. - TimeoutResultAtElement [Line: 941]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (20866states) and FLOYD_HOARE automaton (currently 162 states, 96 states before enhancement),while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 272 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 876.0s, OverallIterations: 13, TraceHistogramMax: 4, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.3s, AutomataDifference: 790.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 26033 SdHoareTripleChecker+Valid, 10.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 26033 mSDsluCounter, 88046 SdHoareTripleChecker+Invalid, 9.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 3471 IncrementalHoareTripleChecker+Unchecked, 85873 mSDsCounter, 787 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20981 IncrementalHoareTripleChecker+Invalid, 25239 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 787 mSolverCounterUnsat, 4495 mSDtfsCounter, 20981 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2677 GetRequests, 1827 SyntacticMatches, 27 SemanticMatches, 822 ConstructedPredicates, 2 IntricatePredicates, 9 DeprecatedPredicates, 44584 ImplicationChecksByTransitivity, 831.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20866occurred in iteration=12, InterpolantAutomatonStates: 392, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 109437 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 78.3s InterpolantComputationTime, 2607 NumberOfCodeBlocks, 2562 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 3540 ConstructedInterpolants, 79 QuantifiedInterpolants, 39637 SizeOfPredicates, 119 NumberOfNonLiveVariables, 2006 ConjunctsInSsa, 230 ConjunctsInUnsatCore, 25 InterpolantComputations, 8 PerfectInterpolantSequences, 189/1149 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 could not prove your program: Timeout Completed graceful shutdown