/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/stack_longer-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bc79526 [2022-01-17 22:28:24,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-17 22:28:24,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-17 22:28:24,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-17 22:28:24,537 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-17 22:28:24,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-17 22:28:24,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-17 22:28:24,547 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-17 22:28:24,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-17 22:28:24,551 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-17 22:28:24,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-17 22:28:24,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-17 22:28:24,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-17 22:28:24,554 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-17 22:28:24,555 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-17 22:28:24,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-17 22:28:24,557 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-17 22:28:24,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-17 22:28:24,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-17 22:28:24,561 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-17 22:28:24,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-17 22:28:24,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-17 22:28:24,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-17 22:28:24,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-17 22:28:24,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-17 22:28:24,571 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-17 22:28:24,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-17 22:28:24,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-17 22:28:24,576 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 [2022-01-17 22:28:24,599 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-17 22:28:24,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-17 22:28:24,599 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-17 22:28:24,599 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-17 22:28:24,600 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-17 22:28:24,600 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-17 22:28:24,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-17 22:28:24,600 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-17 22:28:24,600 INFO L138 SettingsManager]: * Use SBE=true [2022-01-17 22:28:24,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-17 22:28:24,601 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-17 22:28:24,601 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-17 22:28:24,601 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-17 22:28:24,601 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-17 22:28:24,601 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-17 22:28:24,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-17 22:28:24,602 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-17 22:28:24,602 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-17 22:28:24,602 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-17 22:28:24,602 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-17 22:28:24,602 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-17 22:28:24,602 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-17 22:28:24,602 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-17 22:28:24,602 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-17 22:28:24,602 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-17 22:28:24,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-17 22:28:24,602 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-17 22:28:24,603 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-17 22:28:24,604 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-17 22:28:24,604 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-17 22:28:24,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-17 22:28:24,604 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-17 22:28:24,604 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-17 22:28:24,604 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-17 22:28:24,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-17 22:28:24,777 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-17 22:28:24,779 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-17 22:28:24,780 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-17 22:28:24,781 INFO L275 PluginConnector]: CDTParser initialized [2022-01-17 22:28:24,782 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longer-2.i [2022-01-17 22:28:24,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0d07109e/62266bee641741bc9fd9d5354ad7da35/FLAG309bec8ea [2022-01-17 22:28:25,175 INFO L306 CDTParser]: Found 1 translation units. [2022-01-17 22:28:25,176 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-2.i [2022-01-17 22:28:25,191 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0d07109e/62266bee641741bc9fd9d5354ad7da35/FLAG309bec8ea [2022-01-17 22:28:25,562 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0d07109e/62266bee641741bc9fd9d5354ad7da35 [2022-01-17 22:28:25,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-17 22:28:25,565 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-17 22:28:25,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-17 22:28:25,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-17 22:28:25,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-17 22:28:25,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.01 10:28:25" (1/1) ... [2022-01-17 22:28:25,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36fd30ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 10:28:25, skipping insertion in model container [2022-01-17 22:28:25,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.01 10:28:25" (1/1) ... [2022-01-17 22:28:25,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-17 22:28:25,619 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-17 22:28:25,836 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] [2022-01-17 22:28:25,852 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-17 22:28:25,858 INFO L203 MainTranslator]: Completed pre-run [2022-01-17 22:28:25,878 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] [2022-01-17 22:28:25,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-17 22:28:25,919 INFO L208 MainTranslator]: Completed translation [2022-01-17 22:28:25,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 10:28:25 WrapperNode [2022-01-17 22:28:25,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-17 22:28:25,920 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-17 22:28:25,920 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-17 22:28:25,920 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-17 22:28:25,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 10:28:25" (1/1) ... [2022-01-17 22:28:25,942 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 10:28:25" (1/1) ... [2022-01-17 22:28:25,963 INFO L137 Inliner]: procedures = 277, calls = 40, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 150 [2022-01-17 22:28:25,963 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-17 22:28:25,964 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-17 22:28:25,964 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-17 22:28:25,964 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-17 22:28:25,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 10:28:25" (1/1) ... [2022-01-17 22:28:25,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 10:28:25" (1/1) ... [2022-01-17 22:28:25,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 10:28:25" (1/1) ... [2022-01-17 22:28:25,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 10:28:25" (1/1) ... [2022-01-17 22:28:25,976 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 10:28:25" (1/1) ... [2022-01-17 22:28:25,978 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 10:28:25" (1/1) ... [2022-01-17 22:28:25,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 10:28:25" (1/1) ... [2022-01-17 22:28:25,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-17 22:28:25,982 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-17 22:28:25,982 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-17 22:28:25,982 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-17 22:28:25,983 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 10:28:25" (1/1) ... [2022-01-17 22:28:26,003 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-17 22:28:26,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-17 22:28:26,019 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) [2022-01-17 22:28:26,020 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 [2022-01-17 22:28:26,039 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-01-17 22:28:26,040 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-01-17 22:28:26,040 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-01-17 22:28:26,040 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-01-17 22:28:26,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-17 22:28:26,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-17 22:28:26,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-17 22:28:26,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-17 22:28:26,041 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-01-17 22:28:26,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-17 22:28:26,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-17 22:28:26,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-17 22:28:26,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-17 22:28:26,043 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-17 22:28:26,118 INFO L234 CfgBuilder]: Building ICFG [2022-01-17 22:28:26,119 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-17 22:28:26,304 INFO L275 CfgBuilder]: Performing block encoding [2022-01-17 22:28:26,310 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-17 22:28:26,310 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-01-17 22:28:26,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.01 10:28:26 BoogieIcfgContainer [2022-01-17 22:28:26,311 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-17 22:28:26,312 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-17 22:28:26,312 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-17 22:28:26,315 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-17 22:28:26,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.01 10:28:25" (1/3) ... [2022-01-17 22:28:26,316 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d684c27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.01 10:28:26, skipping insertion in model container [2022-01-17 22:28:26,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 10:28:25" (2/3) ... [2022-01-17 22:28:26,317 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d684c27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.01 10:28:26, skipping insertion in model container [2022-01-17 22:28:26,317 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.01 10:28:26" (3/3) ... [2022-01-17 22:28:26,317 INFO L111 eAbstractionObserver]: Analyzing ICFG stack_longer-2.i [2022-01-17 22:28:26,320 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-01-17 22:28:26,321 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-17 22:28:26,321 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-01-17 22:28:26,321 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-17 22:28:26,358 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,359 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,359 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,359 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,359 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,359 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,359 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,359 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,360 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,360 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,360 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,360 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,360 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,360 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,360 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,361 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,361 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,361 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,361 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,361 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,361 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,361 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,362 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,362 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,362 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,362 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,362 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,362 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,363 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,363 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,363 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,363 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,363 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,363 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,363 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,363 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,364 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,364 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,364 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,364 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,364 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,364 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,364 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,364 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,365 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,365 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,365 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,365 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,365 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,365 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,366 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,366 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,366 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,366 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,366 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,366 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,367 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,367 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,367 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,367 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,367 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,368 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,368 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,368 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,368 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,368 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,368 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,368 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,368 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,368 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,368 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,369 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,369 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,369 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,369 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,369 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,369 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,369 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,369 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,369 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,370 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,370 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,370 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,370 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,370 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,370 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,370 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,370 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,371 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,371 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,371 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,371 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,371 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,371 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,371 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,372 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,372 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,372 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,372 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,372 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,373 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,373 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,373 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,373 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,373 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,373 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,374 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,374 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,374 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,374 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,374 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,374 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,374 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,374 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,375 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,375 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,375 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,378 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,378 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,378 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,379 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,379 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,379 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,379 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,379 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,379 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,379 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,380 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,380 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,380 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,380 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,380 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,380 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,380 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,380 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,381 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,381 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,381 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,381 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,381 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,382 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,382 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,382 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,382 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,382 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,382 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,382 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,382 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,382 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,383 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,383 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,383 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,383 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,383 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,383 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,383 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,384 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,384 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,384 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,384 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,384 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,385 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,385 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,385 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,385 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,385 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,385 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,385 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,385 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,385 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,385 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,386 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,386 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,386 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,386 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,386 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,386 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,386 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,386 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,386 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,387 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,387 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,387 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,387 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,387 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,387 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,387 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,387 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,387 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,387 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,387 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,388 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,388 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,388 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,388 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,388 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,388 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,388 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,388 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,388 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,389 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,389 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,389 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,389 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,389 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,389 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,389 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,389 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,390 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,390 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,390 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,390 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,390 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,391 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,391 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,391 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,391 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,391 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,391 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,391 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,391 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,392 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,392 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,392 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,392 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,392 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,392 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,392 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,392 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,393 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,393 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,393 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,393 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,393 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,394 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,394 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,394 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,394 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,394 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,394 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,395 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,395 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,395 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,395 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,395 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,395 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,399 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,399 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,399 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,400 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,400 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,400 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,400 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,400 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,400 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,401 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,401 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,401 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,401 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,401 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,401 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,401 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,402 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,402 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,402 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,402 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,402 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,402 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,402 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,405 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,405 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,405 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,405 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,405 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,405 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,406 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,406 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,406 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,406 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,406 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,406 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,406 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,406 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,406 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,406 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,406 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,407 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 22:28:26,418 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-01-17 22:28:26,449 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-17 22:28:26,454 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 [2022-01-17 22:28:26,454 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-01-17 22:28:26,465 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 169 places, 172 transitions, 360 flow [2022-01-17 22:28:26,764 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) [2022-01-17 22:28:26,793 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) [2022-01-17 22:28:26,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-01-17 22:28:26,828 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 22:28:26,829 INFO L514 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] [2022-01-17 22:28:26,829 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-17 22:28:26,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 22:28:26,833 INFO L85 PathProgramCache]: Analyzing trace with hash -2105074172, now seen corresponding path program 1 times [2022-01-17 22:28:26,838 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 22:28:26,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630599501] [2022-01-17 22:28:26,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 22:28:26,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 22:28:26,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 22:28:27,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 22:28:27,080 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 22:28:27,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630599501] [2022-01-17 22:28:27,081 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630599501] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-17 22:28:27,081 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-17 22:28:27,081 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-17 22:28:27,083 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096953837] [2022-01-17 22:28:27,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-17 22:28:27,088 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-17 22:28:27,088 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 22:28:27,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-17 22:28:27,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-17 22:28:27,139 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) [2022-01-17 22:28:27,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-17 22:28:27,322 INFO L93 Difference]: Finished difference Result 15683 states and 43133 transitions. [2022-01-17 22:28:27,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-17 22:28:27,325 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 [2022-01-17 22:28:27,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-17 22:28:27,410 INFO L225 Difference]: With dead ends: 15683 [2022-01-17 22:28:27,410 INFO L226 Difference]: Without dead ends: 15407 [2022-01-17 22:28:27,411 INFO L932 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 [2022-01-17 22:28:27,414 INFO L933 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 [2022-01-17 22:28:27,415 INFO L934 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] [2022-01-17 22:28:27,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15407 states. [2022-01-17 22:28:27,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15407 to 14883. [2022-01-17 22:28:27,912 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) [2022-01-17 22:28:28,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14883 states to 14883 states and 41175 transitions. [2022-01-17 22:28:28,012 INFO L78 Accepts]: Start accepts. Automaton has 14883 states and 41175 transitions. Word has length 61 [2022-01-17 22:28:28,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-17 22:28:28,019 INFO L470 AbstractCegarLoop]: Abstraction has 14883 states and 41175 transitions. [2022-01-17 22:28:28,019 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) [2022-01-17 22:28:28,019 INFO L276 IsEmpty]: Start isEmpty. Operand 14883 states and 41175 transitions. [2022-01-17 22:28:28,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-01-17 22:28:28,027 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 22:28:28,027 INFO L514 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] [2022-01-17 22:28:28,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-17 22:28:28,028 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-17 22:28:28,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 22:28:28,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1103212847, now seen corresponding path program 1 times [2022-01-17 22:28:28,031 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 22:28:28,032 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522801420] [2022-01-17 22:28:28,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 22:28:28,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 22:28:28,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 22:28:28,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 22:28:28,150 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 22:28:28,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522801420] [2022-01-17 22:28:28,151 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522801420] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-17 22:28:28,151 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-17 22:28:28,151 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-17 22:28:28,151 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900516107] [2022-01-17 22:28:28,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-17 22:28:28,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-17 22:28:28,155 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 22:28:28,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-17 22:28:28,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-17 22:28:28,156 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) [2022-01-17 22:28:28,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-17 22:28:28,314 INFO L93 Difference]: Finished difference Result 22343 states and 61710 transitions. [2022-01-17 22:28:28,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-17 22:28:28,315 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 [2022-01-17 22:28:28,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-17 22:28:28,382 INFO L225 Difference]: With dead ends: 22343 [2022-01-17 22:28:28,382 INFO L226 Difference]: Without dead ends: 22343 [2022-01-17 22:28:28,383 INFO L932 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 [2022-01-17 22:28:28,384 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 146 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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, 0.0s IncrementalHoareTripleChecker+Time [2022-01-17 22:28:28,384 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [146 Valid, 630 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-17 22:28:28,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22343 states. [2022-01-17 22:28:28,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22343 to 16011. [2022-01-17 22:28:28,768 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) [2022-01-17 22:28:28,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16011 states to 16011 states and 44291 transitions. [2022-01-17 22:28:28,896 INFO L78 Accepts]: Start accepts. Automaton has 16011 states and 44291 transitions. Word has length 77 [2022-01-17 22:28:28,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-17 22:28:28,897 INFO L470 AbstractCegarLoop]: Abstraction has 16011 states and 44291 transitions. [2022-01-17 22:28:28,897 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) [2022-01-17 22:28:28,898 INFO L276 IsEmpty]: Start isEmpty. Operand 16011 states and 44291 transitions. [2022-01-17 22:28:28,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-01-17 22:28:28,908 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 22:28:28,908 INFO L514 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] [2022-01-17 22:28:28,908 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-17 22:28:28,908 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-17 22:28:28,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 22:28:28,909 INFO L85 PathProgramCache]: Analyzing trace with hash -1377096070, now seen corresponding path program 1 times [2022-01-17 22:28:28,909 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 22:28:28,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752424471] [2022-01-17 22:28:28,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 22:28:28,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 22:28:28,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 22:28:28,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 22:28:28,999 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 22:28:28,999 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752424471] [2022-01-17 22:28:28,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752424471] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-17 22:28:28,999 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-17 22:28:29,000 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-17 22:28:29,000 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023801483] [2022-01-17 22:28:29,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-17 22:28:29,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-17 22:28:29,000 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 22:28:29,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-17 22:28:29,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-17 22:28:29,001 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) [2022-01-17 22:28:29,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-17 22:28:29,042 INFO L93 Difference]: Finished difference Result 6069 states and 15807 transitions. [2022-01-17 22:28:29,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-17 22:28:29,042 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 [2022-01-17 22:28:29,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-17 22:28:29,054 INFO L225 Difference]: With dead ends: 6069 [2022-01-17 22:28:29,054 INFO L226 Difference]: Without dead ends: 6031 [2022-01-17 22:28:29,056 INFO L932 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 [2022-01-17 22:28:29,057 INFO L933 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, 0.0s IncrementalHoareTripleChecker+Time [2022-01-17 22:28:29,058 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [94 Valid, 233 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-17 22:28:29,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6031 states. [2022-01-17 22:28:29,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6031 to 5495. [2022-01-17 22:28:29,169 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) [2022-01-17 22:28:29,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5495 states to 5495 states and 14311 transitions. [2022-01-17 22:28:29,180 INFO L78 Accepts]: Start accepts. Automaton has 5495 states and 14311 transitions. Word has length 95 [2022-01-17 22:28:29,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-17 22:28:29,180 INFO L470 AbstractCegarLoop]: Abstraction has 5495 states and 14311 transitions. [2022-01-17 22:28:29,180 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) [2022-01-17 22:28:29,180 INFO L276 IsEmpty]: Start isEmpty. Operand 5495 states and 14311 transitions. [2022-01-17 22:28:29,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-01-17 22:28:29,188 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 22:28:29,189 INFO L514 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] [2022-01-17 22:28:29,189 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-17 22:28:29,189 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-17 22:28:29,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 22:28:29,190 INFO L85 PathProgramCache]: Analyzing trace with hash 403929076, now seen corresponding path program 1 times [2022-01-17 22:28:29,190 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 22:28:29,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360083780] [2022-01-17 22:28:29,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 22:28:29,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 22:28:29,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 22:28:29,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 22:28:29,230 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 22:28:29,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360083780] [2022-01-17 22:28:29,230 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360083780] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-17 22:28:29,231 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-17 22:28:29,231 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-17 22:28:29,231 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14940498] [2022-01-17 22:28:29,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-17 22:28:29,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-17 22:28:29,231 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 22:28:29,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-17 22:28:29,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-17 22:28:29,232 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) [2022-01-17 22:28:29,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-17 22:28:29,273 INFO L93 Difference]: Finished difference Result 7091 states and 18415 transitions. [2022-01-17 22:28:29,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-17 22:28:29,273 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 [2022-01-17 22:28:29,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-17 22:28:29,286 INFO L225 Difference]: With dead ends: 7091 [2022-01-17 22:28:29,286 INFO L226 Difference]: Without dead ends: 7091 [2022-01-17 22:28:29,287 INFO L932 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 [2022-01-17 22:28:29,287 INFO L933 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 [2022-01-17 22:28:29,288 INFO L934 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] [2022-01-17 22:28:29,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7091 states. [2022-01-17 22:28:29,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7091 to 5607. [2022-01-17 22:28:29,375 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) [2022-01-17 22:28:29,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5607 states to 5607 states and 14550 transitions. [2022-01-17 22:28:29,423 INFO L78 Accepts]: Start accepts. Automaton has 5607 states and 14550 transitions. Word has length 104 [2022-01-17 22:28:29,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-17 22:28:29,423 INFO L470 AbstractCegarLoop]: Abstraction has 5607 states and 14550 transitions. [2022-01-17 22:28:29,423 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) [2022-01-17 22:28:29,423 INFO L276 IsEmpty]: Start isEmpty. Operand 5607 states and 14550 transitions. [2022-01-17 22:28:29,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-01-17 22:28:29,435 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 22:28:29,435 INFO L514 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] [2022-01-17 22:28:29,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-17 22:28:29,436 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-17 22:28:29,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 22:28:29,439 INFO L85 PathProgramCache]: Analyzing trace with hash 585023441, now seen corresponding path program 1 times [2022-01-17 22:28:29,439 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 22:28:29,440 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348459762] [2022-01-17 22:28:29,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 22:28:29,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 22:28:29,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 22:28:29,522 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 22:28:29,522 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 22:28:29,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348459762] [2022-01-17 22:28:29,522 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348459762] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-17 22:28:29,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1690559074] [2022-01-17 22:28:29,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 22:28:29,523 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-17 22:28:29,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-17 22:28:29,524 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) [2022-01-17 22:28:29,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-01-17 22:28:29,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 22:28:29,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 4 conjunts are in the unsatisfiable core [2022-01-17 22:28:29,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-17 22:28:29,788 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 22:28:29,788 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-17 22:28:29,952 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 22:28:29,952 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1690559074] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-17 22:28:29,952 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-17 22:28:29,952 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-01-17 22:28:29,953 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151660438] [2022-01-17 22:28:29,953 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-17 22:28:29,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-17 22:28:29,953 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 22:28:29,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-17 22:28:29,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-01-17 22:28:29,954 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) [2022-01-17 22:28:30,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-17 22:28:30,075 INFO L93 Difference]: Finished difference Result 12791 states and 33241 transitions. [2022-01-17 22:28:30,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-01-17 22:28:30,076 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 [2022-01-17 22:28:30,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-17 22:28:30,099 INFO L225 Difference]: With dead ends: 12791 [2022-01-17 22:28:30,100 INFO L226 Difference]: Without dead ends: 12671 [2022-01-17 22:28:30,100 INFO L932 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 [2022-01-17 22:28:30,100 INFO L933 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 [2022-01-17 22:28:30,101 INFO L934 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] [2022-01-17 22:28:30,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12671 states. [2022-01-17 22:28:30,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12671 to 9771. [2022-01-17 22:28:30,290 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) [2022-01-17 22:28:30,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9771 states to 9771 states and 25470 transitions. [2022-01-17 22:28:30,306 INFO L78 Accepts]: Start accepts. Automaton has 9771 states and 25470 transitions. Word has length 106 [2022-01-17 22:28:30,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-17 22:28:30,306 INFO L470 AbstractCegarLoop]: Abstraction has 9771 states and 25470 transitions. [2022-01-17 22:28:30,306 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) [2022-01-17 22:28:30,307 INFO L276 IsEmpty]: Start isEmpty. Operand 9771 states and 25470 transitions. [2022-01-17 22:28:30,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-01-17 22:28:30,314 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 22:28:30,314 INFO L514 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] [2022-01-17 22:28:30,333 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-01-17 22:28:30,519 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 [2022-01-17 22:28:30,520 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-17 22:28:30,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 22:28:30,520 INFO L85 PathProgramCache]: Analyzing trace with hash 288471527, now seen corresponding path program 1 times [2022-01-17 22:28:30,520 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 22:28:30,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911018796] [2022-01-17 22:28:30,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 22:28:30,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 22:28:30,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 22:28:31,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 22:28:31,114 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 22:28:31,114 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911018796] [2022-01-17 22:28:31,114 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911018796] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-17 22:28:31,115 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-17 22:28:31,115 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2022-01-17 22:28:31,115 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057784577] [2022-01-17 22:28:31,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-17 22:28:31,115 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-01-17 22:28:31,115 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 22:28:31,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-01-17 22:28:31,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=520, Unknown=0, NotChecked=0, Total=600 [2022-01-17 22:28:31,116 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) [2022-01-17 22:28:32,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-17 22:28:32,447 INFO L93 Difference]: Finished difference Result 22904 states and 60303 transitions. [2022-01-17 22:28:32,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-01-17 22:28:32,447 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 [2022-01-17 22:28:32,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-17 22:28:32,489 INFO L225 Difference]: With dead ends: 22904 [2022-01-17 22:28:32,489 INFO L226 Difference]: Without dead ends: 22904 [2022-01-17 22:28:32,490 INFO L932 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 [2022-01-17 22:28:32,493 INFO L933 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 [2022-01-17 22:28:32,493 INFO L934 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] [2022-01-17 22:28:32,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22904 states. [2022-01-17 22:28:32,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22904 to 12025. [2022-01-17 22:28:32,716 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) [2022-01-17 22:28:32,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12025 states to 12025 states and 31495 transitions. [2022-01-17 22:28:32,818 INFO L78 Accepts]: Start accepts. Automaton has 12025 states and 31495 transitions. Word has length 118 [2022-01-17 22:28:32,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-17 22:28:32,818 INFO L470 AbstractCegarLoop]: Abstraction has 12025 states and 31495 transitions. [2022-01-17 22:28:32,818 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) [2022-01-17 22:28:32,819 INFO L276 IsEmpty]: Start isEmpty. Operand 12025 states and 31495 transitions. [2022-01-17 22:28:32,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-01-17 22:28:32,830 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 22:28:32,830 INFO L514 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] [2022-01-17 22:28:32,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-17 22:28:32,831 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-17 22:28:32,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 22:28:32,831 INFO L85 PathProgramCache]: Analyzing trace with hash 1458912929, now seen corresponding path program 2 times [2022-01-17 22:28:32,831 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 22:28:32,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430281134] [2022-01-17 22:28:32,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 22:28:32,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 22:28:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 22:28:33,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 22:28:33,593 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 22:28:33,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430281134] [2022-01-17 22:28:33,593 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430281134] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-17 22:28:33,593 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-17 22:28:33,593 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-17 22:28:33,593 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906776341] [2022-01-17 22:28:33,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-17 22:28:33,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-17 22:28:33,594 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 22:28:33,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-17 22:28:33,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=713, Unknown=0, NotChecked=0, Total=812 [2022-01-17 22:28:33,594 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) [2022-01-17 22:28:35,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-17 22:28:35,409 INFO L93 Difference]: Finished difference Result 24196 states and 63717 transitions. [2022-01-17 22:28:35,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-01-17 22:28:35,409 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 [2022-01-17 22:28:35,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-17 22:28:35,446 INFO L225 Difference]: With dead ends: 24196 [2022-01-17 22:28:35,446 INFO L226 Difference]: Without dead ends: 24196 [2022-01-17 22:28:35,447 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 731 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=437, Invalid=2643, Unknown=0, NotChecked=0, Total=3080 [2022-01-17 22:28:35,447 INFO L933 BasicCegarLoop]: 451 mSDtfsCounter, 1136 mSDsluCounter, 7770 mSDsCounter, 0 mSdLazyCounter, 2167 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-01-17 22:28:35,447 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1136 Valid, 7959 Invalid, 2190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 2167 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-17 22:28:35,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24196 states. [2022-01-17 22:28:35,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24196 to 11960. [2022-01-17 22:28:35,648 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) [2022-01-17 22:28:35,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11960 states to 11960 states and 31320 transitions. [2022-01-17 22:28:35,668 INFO L78 Accepts]: Start accepts. Automaton has 11960 states and 31320 transitions. Word has length 118 [2022-01-17 22:28:35,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-17 22:28:35,668 INFO L470 AbstractCegarLoop]: Abstraction has 11960 states and 31320 transitions. [2022-01-17 22:28:35,668 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) [2022-01-17 22:28:35,668 INFO L276 IsEmpty]: Start isEmpty. Operand 11960 states and 31320 transitions. [2022-01-17 22:28:35,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-01-17 22:28:35,679 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 22:28:35,679 INFO L514 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] [2022-01-17 22:28:35,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-17 22:28:35,679 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-17 22:28:35,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 22:28:35,679 INFO L85 PathProgramCache]: Analyzing trace with hash -2142597225, now seen corresponding path program 3 times [2022-01-17 22:28:35,679 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 22:28:35,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690691137] [2022-01-17 22:28:35,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 22:28:35,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 22:28:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 22:28:36,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 22:28:36,358 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 22:28:36,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690691137] [2022-01-17 22:28:36,358 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1690691137] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-17 22:28:36,358 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-17 22:28:36,358 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-17 22:28:36,359 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430391060] [2022-01-17 22:28:36,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-17 22:28:36,359 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-17 22:28:36,359 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 22:28:36,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-17 22:28:36,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=702, Unknown=0, NotChecked=0, Total=812 [2022-01-17 22:28:36,359 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) [2022-01-17 22:28:38,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-17 22:28:38,116 INFO L93 Difference]: Finished difference Result 23610 states and 62124 transitions. [2022-01-17 22:28:38,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-01-17 22:28:38,116 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 [2022-01-17 22:28:38,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-17 22:28:38,151 INFO L225 Difference]: With dead ends: 23610 [2022-01-17 22:28:38,151 INFO L226 Difference]: Without dead ends: 23610 [2022-01-17 22:28:38,152 INFO L932 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 [2022-01-17 22:28:38,153 INFO L933 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, 0.7s IncrementalHoareTripleChecker+Time [2022-01-17 22:28:38,153 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1234 Valid, 6585 Invalid, 1949 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 1897 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-01-17 22:28:38,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23610 states. [2022-01-17 22:28:38,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23610 to 11793. [2022-01-17 22:28:38,403 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) [2022-01-17 22:28:38,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11793 states to 11793 states and 30842 transitions. [2022-01-17 22:28:38,423 INFO L78 Accepts]: Start accepts. Automaton has 11793 states and 30842 transitions. Word has length 118 [2022-01-17 22:28:38,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-17 22:28:38,423 INFO L470 AbstractCegarLoop]: Abstraction has 11793 states and 30842 transitions. [2022-01-17 22:28:38,423 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) [2022-01-17 22:28:38,423 INFO L276 IsEmpty]: Start isEmpty. Operand 11793 states and 30842 transitions. [2022-01-17 22:28:38,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-01-17 22:28:38,436 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 22:28:38,436 INFO L514 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] [2022-01-17 22:28:38,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-17 22:28:38,436 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-17 22:28:38,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 22:28:38,437 INFO L85 PathProgramCache]: Analyzing trace with hash 1539203023, now seen corresponding path program 1 times [2022-01-17 22:28:38,437 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 22:28:38,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687593852] [2022-01-17 22:28:38,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 22:28:38,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 22:28:38,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 22:28:38,494 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 22:28:38,494 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 22:28:38,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687593852] [2022-01-17 22:28:38,494 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687593852] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-17 22:28:38,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [449832960] [2022-01-17 22:28:38,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 22:28:38,495 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-17 22:28:38,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-17 22:28:38,496 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) [2022-01-17 22:28:38,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-01-17 22:28:38,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 22:28:38,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 6 conjunts are in the unsatisfiable core [2022-01-17 22:28:38,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-17 22:28:38,789 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-01-17 22:28:38,789 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-17 22:28:39,017 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-01-17 22:28:39,018 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [449832960] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-17 22:28:39,018 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-17 22:28:39,018 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 12 [2022-01-17 22:28:39,018 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006660393] [2022-01-17 22:28:39,018 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-17 22:28:39,018 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-01-17 22:28:39,018 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 22:28:39,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-01-17 22:28:39,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2022-01-17 22:28:39,019 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) [2022-01-17 22:28:39,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-17 22:28:39,198 INFO L93 Difference]: Finished difference Result 17142 states and 44795 transitions. [2022-01-17 22:28:39,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-01-17 22:28:39,199 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 [2022-01-17 22:28:39,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-17 22:28:39,222 INFO L225 Difference]: With dead ends: 17142 [2022-01-17 22:28:39,222 INFO L226 Difference]: Without dead ends: 16449 [2022-01-17 22:28:39,223 INFO L932 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 [2022-01-17 22:28:39,223 INFO L933 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 [2022-01-17 22:28:39,223 INFO L934 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] [2022-01-17 22:28:39,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16449 states. [2022-01-17 22:28:39,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16449 to 13270. [2022-01-17 22:28:39,395 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) [2022-01-17 22:28:39,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13270 states to 13270 states and 34884 transitions. [2022-01-17 22:28:39,416 INFO L78 Accepts]: Start accepts. Automaton has 13270 states and 34884 transitions. Word has length 147 [2022-01-17 22:28:39,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-17 22:28:39,417 INFO L470 AbstractCegarLoop]: Abstraction has 13270 states and 34884 transitions. [2022-01-17 22:28:39,417 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) [2022-01-17 22:28:39,417 INFO L276 IsEmpty]: Start isEmpty. Operand 13270 states and 34884 transitions. [2022-01-17 22:28:39,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-01-17 22:28:39,430 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 22:28:39,430 INFO L514 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] [2022-01-17 22:28:39,445 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-01-17 22:28:39,645 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 [2022-01-17 22:28:39,646 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-17 22:28:39,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 22:28:39,646 INFO L85 PathProgramCache]: Analyzing trace with hash 380607420, now seen corresponding path program 1 times [2022-01-17 22:28:39,646 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 22:28:39,646 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985925316] [2022-01-17 22:28:39,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 22:28:39,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 22:28:39,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 22:28:40,046 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-01-17 22:28:40,046 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 22:28:40,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985925316] [2022-01-17 22:28:40,046 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985925316] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-17 22:28:40,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [102640074] [2022-01-17 22:28:40,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 22:28:40,046 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-17 22:28:40,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-17 22:28:40,047 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) [2022-01-17 22:28:40,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-01-17 22:28:40,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 22:28:40,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 63 conjunts are in the unsatisfiable core [2022-01-17 22:28:40,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-17 22:28:41,283 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 [2022-01-17 22:28:42,157 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 [2022-01-17 22:28:42,330 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 22:28:42,330 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-17 22:28:42,890 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 [2022-01-17 22:28:43,399 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-01-17 22:28:43,400 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [102640074] provided 1 perfect and 1 imperfect interpolant sequences [2022-01-17 22:28:43,400 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-01-17 22:28:43,400 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [23, 26] total 66 [2022-01-17 22:28:43,400 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033488632] [2022-01-17 22:28:43,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-17 22:28:43,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-01-17 22:28:43,400 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 22:28:43,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-01-17 22:28:43,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=240, Invalid=4050, Unknown=0, NotChecked=0, Total=4290 [2022-01-17 22:28:43,402 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) [2022-01-17 22:28:47,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-17 22:28:47,578 INFO L93 Difference]: Finished difference Result 31136 states and 82136 transitions. [2022-01-17 22:28:47,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-01-17 22:28:47,578 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 [2022-01-17 22:28:47,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-17 22:28:47,636 INFO L225 Difference]: With dead ends: 31136 [2022-01-17 22:28:47,636 INFO L226 Difference]: Without dead ends: 30476 [2022-01-17 22:28:47,640 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 464 GetRequests, 337 SyntacticMatches, 1 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4788 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=1538, Invalid=14718, Unknown=0, NotChecked=0, Total=16256 [2022-01-17 22:28:47,641 INFO L933 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 [2022-01-17 22:28:47,642 INFO L934 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] [2022-01-17 22:28:47,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30476 states. [2022-01-17 22:28:47,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30476 to 13921. [2022-01-17 22:28:47,959 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) [2022-01-17 22:28:47,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13921 states to 13921 states and 36703 transitions. [2022-01-17 22:28:47,986 INFO L78 Accepts]: Start accepts. Automaton has 13921 states and 36703 transitions. Word has length 160 [2022-01-17 22:28:47,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-17 22:28:47,986 INFO L470 AbstractCegarLoop]: Abstraction has 13921 states and 36703 transitions. [2022-01-17 22:28:47,986 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) [2022-01-17 22:28:47,986 INFO L276 IsEmpty]: Start isEmpty. Operand 13921 states and 36703 transitions. [2022-01-17 22:28:48,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-01-17 22:28:48,001 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 22:28:48,001 INFO L514 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] [2022-01-17 22:28:48,017 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-01-17 22:28:48,217 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 [2022-01-17 22:28:48,217 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-17 22:28:48,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 22:28:48,218 INFO L85 PathProgramCache]: Analyzing trace with hash 951393590, now seen corresponding path program 2 times [2022-01-17 22:28:48,218 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 22:28:48,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859521614] [2022-01-17 22:28:48,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 22:28:48,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 22:28:48,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 22:28:49,098 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 22:28:49,098 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 22:28:49,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859521614] [2022-01-17 22:28:49,098 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859521614] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-17 22:28:49,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1010417161] [2022-01-17 22:28:49,098 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-17 22:28:49,098 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-17 22:28:49,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-17 22:28:49,099 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) [2022-01-17 22:28:49,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-01-17 22:28:49,181 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-01-17 22:28:49,181 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-17 22:28:49,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 63 conjunts are in the unsatisfiable core [2022-01-17 22:28:49,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-17 22:28:49,292 INFO L353 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-01-17 22:28:49,292 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 [2022-01-17 22:28:49,304 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-01-17 22:28:49,304 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 [2022-01-17 22:28:50,071 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 [2022-01-17 22:28:50,146 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 [2022-01-17 22:28:50,890 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 [2022-01-17 22:28:51,198 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 19 proven. 13 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-01-17 22:28:51,198 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-17 22:28:51,760 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 [2022-01-17 22:28:51,780 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-17 22:28:51,780 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 [2022-01-17 22:28:51,794 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-17 22:28:51,794 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 [2022-01-17 22:28:51,814 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 [2022-01-17 22:28:52,724 INFO L353 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-01-17 22:28:52,724 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 [2022-01-17 22:28:52,735 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 7 trivial. 1 not checked. [2022-01-17 22:28:52,735 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1010417161] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-17 22:28:52,735 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-17 22:28:52,736 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 26, 26] total 76 [2022-01-17 22:28:52,736 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492064586] [2022-01-17 22:28:52,736 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-17 22:28:52,736 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 76 states [2022-01-17 22:28:52,736 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 22:28:52,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2022-01-17 22:28:52,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=253, Invalid=5300, Unknown=1, NotChecked=146, Total=5700 [2022-01-17 22:28:52,738 INFO L87 Difference]: Start difference. First operand 13921 states and 36703 transitions. Second operand has 76 states, 76 states have (on average 5.7894736842105265) internal successors, (440), 76 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) [2022-01-17 22:29:14,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-17 22:29:14,152 INFO L93 Difference]: Finished difference Result 27389 states and 72193 transitions. [2022-01-17 22:29:14,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2022-01-17 22:29:14,153 INFO L78 Accepts]: Start accepts. Automaton has has 76 states, 76 states have (on average 5.7894736842105265) internal successors, (440), 76 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 [2022-01-17 22:29:14,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-17 22:29:14,195 INFO L225 Difference]: With dead ends: 27389 [2022-01-17 22:29:14,195 INFO L226 Difference]: Without dead ends: 27389 [2022-01-17 22:29:14,199 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 446 GetRequests, 284 SyntacticMatches, 7 SemanticMatches, 155 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 5317 ImplicationChecksByTransitivity, 20.1s TimeCoverageRelationStatistics Valid=4097, Invalid=20066, Unknown=21, NotChecked=308, Total=24492 [2022-01-17 22:29:14,199 INFO L933 BasicCegarLoop]: 655 mSDtfsCounter, 9592 mSDsluCounter, 20053 mSDsCounter, 0 mSdLazyCounter, 5435 mSolverCounterSat, 336 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9592 SdHoareTripleChecker+Valid, 20127 SdHoareTripleChecker+Invalid, 6464 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 336 IncrementalHoareTripleChecker+Valid, 5435 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 693 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-01-17 22:29:14,200 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9592 Valid, 20127 Invalid, 6464 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [336 Valid, 5435 Invalid, 0 Unknown, 693 Unchecked, 3.0s Time] [2022-01-17 22:29:14,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27389 states. [2022-01-17 22:29:14,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27389 to 12466. [2022-01-17 22:29:14,421 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) [2022-01-17 22:29:14,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12466 states to 12466 states and 32637 transitions. [2022-01-17 22:29:14,441 INFO L78 Accepts]: Start accepts. Automaton has 12466 states and 32637 transitions. Word has length 160 [2022-01-17 22:29:14,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-17 22:29:14,442 INFO L470 AbstractCegarLoop]: Abstraction has 12466 states and 32637 transitions. [2022-01-17 22:29:14,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 76 states, 76 states have (on average 5.7894736842105265) internal successors, (440), 76 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) [2022-01-17 22:29:14,443 INFO L276 IsEmpty]: Start isEmpty. Operand 12466 states and 32637 transitions. [2022-01-17 22:29:14,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-17 22:29:14,456 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 22:29:14,456 INFO L514 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] [2022-01-17 22:29:14,472 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-01-17 22:29:14,667 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 [2022-01-17 22:29:14,667 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-17 22:29:14,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 22:29:14,668 INFO L85 PathProgramCache]: Analyzing trace with hash -453573317, now seen corresponding path program 2 times [2022-01-17 22:29:14,668 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 22:29:14,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677650888] [2022-01-17 22:29:14,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 22:29:14,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 22:29:14,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 22:29:14,734 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 12 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 22:29:14,734 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 22:29:14,734 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677650888] [2022-01-17 22:29:14,734 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677650888] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-17 22:29:14,734 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [648852655] [2022-01-17 22:29:14,734 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-17 22:29:14,734 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-17 22:29:14,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-17 22:29:14,735 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) [2022-01-17 22:29:14,736 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-01-17 22:29:14,831 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-01-17 22:29:14,831 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-17 22:29:14,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 8 conjunts are in the unsatisfiable core [2022-01-17 22:29:14,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-17 22:29:15,107 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 12 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 22:29:15,107 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-17 22:29:15,409 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 12 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 22:29:15,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [648852655] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-17 22:29:15,409 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-17 22:29:15,409 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-01-17 22:29:15,409 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788481872] [2022-01-17 22:29:15,409 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-17 22:29:15,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-01-17 22:29:15,410 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 22:29:15,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-01-17 22:29:15,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-01-17 22:29:15,410 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) [2022-01-17 22:29:15,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-17 22:29:15,658 INFO L93 Difference]: Finished difference Result 26628 states and 69246 transitions. [2022-01-17 22:29:15,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-01-17 22:29:15,659 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 [2022-01-17 22:29:15,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-17 22:29:15,699 INFO L225 Difference]: With dead ends: 26628 [2022-01-17 22:29:15,699 INFO L226 Difference]: Without dead ends: 26628 [2022-01-17 22:29:15,700 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 371 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=335, Invalid=657, Unknown=0, NotChecked=0, Total=992 [2022-01-17 22:29:15,700 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 1094 mSDsluCounter, 1497 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1094 SdHoareTripleChecker+Valid, 1624 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-17 22:29:15,700 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1094 Valid, 1624 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 184 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-17 22:29:15,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26628 states. [2022-01-17 22:29:15,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26628 to 20866. [2022-01-17 22:29:15,955 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) [2022-01-17 22:29:15,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20866 states to 20866 states and 54541 transitions. [2022-01-17 22:29:15,989 INFO L78 Accepts]: Start accepts. Automaton has 20866 states and 54541 transitions. Word has length 190 [2022-01-17 22:29:15,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-17 22:29:15,989 INFO L470 AbstractCegarLoop]: Abstraction has 20866 states and 54541 transitions. [2022-01-17 22:29:15,989 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) [2022-01-17 22:29:15,989 INFO L276 IsEmpty]: Start isEmpty. Operand 20866 states and 54541 transitions. [2022-01-17 22:29:16,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-01-17 22:29:16,004 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 22:29:16,005 INFO L514 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] [2022-01-17 22:29:16,023 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-01-17 22:29:16,219 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 [2022-01-17 22:29:16,219 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-17 22:29:16,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 22:29:16,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1824498131, now seen corresponding path program 1 times [2022-01-17 22:29:16,220 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 22:29:16,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55509526] [2022-01-17 22:29:16,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 22:29:16,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 22:29:16,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 22:29:17,070 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 3 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 22:29:17,070 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 22:29:17,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55509526] [2022-01-17 22:29:17,070 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55509526] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-17 22:29:17,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1107031941] [2022-01-17 22:29:17,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 22:29:17,070 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-17 22:29:17,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-17 22:29:17,071 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) [2022-01-17 22:29:17,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-01-17 22:29:17,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 22:29:17,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 86 conjunts are in the unsatisfiable core [2022-01-17 22:29:17,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-17 22:29:18,003 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 [2022-01-17 22:29:18,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-01-17 22:29:18,866 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 [2022-01-17 22:29:20,282 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 [2022-01-17 22:29:20,539 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 5 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 22:29:20,539 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-17 22:30:19,251 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-17 22:30:19,251 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 [2022-01-17 22:30:19,256 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-17 22:30:19,256 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 [2022-01-17 22:30:19,266 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 [2022-01-17 22:30:19,284 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-17 22:30:19,285 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 [2022-01-17 22:30:20,372 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 22:30:20,373 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1107031941] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-17 22:30:20,373 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-17 22:30:20,373 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 34, 33] total 97 [2022-01-17 22:30:20,373 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895377254] [2022-01-17 22:30:20,373 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-17 22:30:20,373 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 97 states [2022-01-17 22:30:20,373 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 22:30:20,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2022-01-17 22:30:20,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=804, Invalid=8468, Unknown=40, NotChecked=0, Total=9312 [2022-01-17 22:30:20,375 INFO L87 Difference]: Start difference. First operand 20866 states and 54541 transitions. Second operand has 97 states, 97 states have (on average 5.752577319587629) internal successors, (558), 97 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) [2022-01-17 22:30:45,965 WARN L228 SmtUtils]: Spent 20.46s 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) [2022-01-17 22:31:03,243 WARN L228 SmtUtils]: Spent 13.39s 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) [2022-01-17 22:31:28,659 WARN L228 SmtUtils]: Spent 19.72s on a formula simplification. DAG size of input: 87 DAG size of output: 61 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-01-17 22:31:45,755 WARN L228 SmtUtils]: Spent 9.31s 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) [2022-01-17 22:33:07,491 WARN L228 SmtUtils]: Spent 18.42s on a formula simplification. DAG size of input: 135 DAG size of output: 87 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-01-17 22:33:26,474 WARN L228 SmtUtils]: Spent 10.99s on a formula simplification. DAG size of input: 129 DAG size of output: 80 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-01-17 22:33:27,548 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse6 (* 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 ((.cse7 (div (+ .cse12 |c_~#arr~0.offset| (- 4)) (- 4))) (.cse3 (= |c_t1Thread1of1ForFork0_push_~stack#1.base| |c_~#arr~0.base|)) (.cse4 (<= .cse13 2147483647)) (.cse5 (<= 0 .cse13)) (.cse8 (* (- 1) |c_t1Thread1of1ForFork0_push_#in~stack#1.offset|)) (.cse9 (select (select |c_#memory_int| |c_~#arr~0.base|) |c_~#arr~0.offset|)) (.cse0 (<= (+ c_~top~0 1) 0)) (.cse10 (div (+ .cse12 |c_~#arr~0.offset| (- 5)) (- 4))) (.cse2 (< .cse6 4)) (.cse1 (= |c_t1Thread1of1ForFork0_push_#in~stack#1.base| |c_~#arr~0.base|))) (and (or .cse0 .cse1) (= |c_t1Thread1of1ForFork0_push_#in~stack#1.offset| 0) (or .cse0 (not (= (mod (+ |c_t1Thread1of1ForFork0_push_~x#1| 2) 4294967296) 0))) (or .cse2 (and .cse3 (<= c_~top~0 |c_t1Thread1of1ForFork0_get_top_#res#1|) .cse4 (<= |c_t1Thread1of1ForFork0_get_top_#res#1| 1) .cse5)) (<= .cse6 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 (<= (+ .cse7 |c_t1Thread1of1ForFork0_get_top_#res#1|) 1)) (or .cse0 .cse3) (or .cse0 (<= (+ .cse7 c_~top~0) 1)) (or .cse2 (and .cse3 .cse4 (not (= (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| (* |c_t1Thread1of1ForFork0_push_#t~ret35#1| 4)) 0)) .cse5)) (or .cse0 (<= 2 (div (+ |c_~#arr~0.offset| .cse8 (- 5)) (- 4)))) (or .cse0 (<= (+ (div (+ |c_~#arr~0.offset| .cse8 (- 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)))) (< .cse9 4294967296) (= |c_t1Thread1of1ForFork0_push_~stack#1.offset| 0) (or .cse0 (<= 2 .cse10)) (or .cse0 (not (= (mod (+ 2 (mod |c_t1Thread1of1ForFork0_~tmp~0#1| 4294967296)) 4294967296) 0))) (<= 0 .cse9) (< (div (+ (* (- 1) .cse9) 399) (- 4294967296)) (+ (div .cse9 4294967296) 1)) (= 5 |c_~#arr~0.base|) (or .cse0 (<= (+ 2 c_~top~0) (+ .cse10 |c_t1Thread1of1ForFork0_get_top_#res#1|))) (or .cse2 (let ((.cse11 (select (select |c_#memory_int| |c_t1Thread1of1ForFork0_push_#in~stack#1.base|) 0))) (and (<= 0 .cse11) (<= .cse11 2147483647) .cse1)))))) is different from false [2022-01-17 22:33:43,506 WARN L228 SmtUtils]: Spent 10.11s 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) [2022-01-17 22:34:32,105 WARN L228 SmtUtils]: Spent 41.90s on a formula simplification. DAG size of input: 144 DAG size of output: 100 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-01-17 22:34:52,674 WARN L228 SmtUtils]: Spent 14.44s 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) [2022-01-17 22:35:14,463 WARN L228 SmtUtils]: Spent 5.62s on a formula simplification that was a NOOP. DAG size: 46 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-01-17 22:35:54,466 WARN L228 SmtUtils]: Spent 27.67s on a formula simplification. DAG size of input: 134 DAG size of output: 90 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-01-17 22:36:17,654 WARN L228 SmtUtils]: Spent 10.11s 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) [2022-01-17 22:36:37,297 WARN L228 SmtUtils]: Spent 5.52s 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) [2022-01-17 22:37:18,875 WARN L228 SmtUtils]: Spent 9.05s 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) [2022-01-17 22:37:29,877 WARN L228 SmtUtils]: Spent 10.63s on a formula simplification that was a NOOP. DAG size: 52 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-01-17 22:40:26,471 WARN L228 SmtUtils]: Spent 6.43s on a formula simplification. DAG size of input: 142 DAG size of output: 77 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-01-17 22:40:47,993 WARN L228 SmtUtils]: Spent 12.15s on a formula simplification. DAG size of input: 77 DAG size of output: 71 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-01-17 22:41:10,630 WARN L228 SmtUtils]: Spent 11.30s on a formula simplification. DAG size of input: 148 DAG size of output: 84 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-01-17 22:41:28,457 WARN L228 SmtUtils]: Spent 12.38s on a formula simplification. DAG size of input: 89 DAG size of output: 83 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-01-17 22:42:24,697 WARN L228 SmtUtils]: Spent 7.67s on a formula simplification. DAG size of input: 53 DAG size of output: 44 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-01-17 22:42:50,206 WARN L228 SmtUtils]: Spent 8.16s on a formula simplification. DAG size of input: 77 DAG size of output: 71 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) Received shutdown request... [2022-01-17 22:42:53,635 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 [2022-01-17 22:42:53,635 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 [2022-01-17 22:42:53,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 219 states. [2022-01-17 22:42:53,888 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 649 GetRequests, 333 SyntacticMatches, 19 SemanticMatches, 296 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 35179 ImplicationChecksByTransitivity, 806.3s TimeCoverageRelationStatistics Valid=10172, Invalid=77402, Unknown=342, NotChecked=590, Total=88506 [2022-01-17 22:42:53,888 INFO L933 BasicCegarLoop]: 702 mSDtfsCounter, 6527 mSDsluCounter, 35359 mSDsCounter, 0 mSdLazyCounter, 7395 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6527 SdHoareTripleChecker+Valid, 35270 SdHoareTripleChecker+Invalid, 10297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 7395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 2746 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-01-17 22:42:53,888 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6527 Valid, 35270 Invalid, 10297 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [156 Valid, 7395 Invalid, 0 Unknown, 2746 Unchecked, 3.6s Time] [2022-01-17 22:42:53,889 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2022-01-17 22:42:53,907 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-01-17 22:42:54,090 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-17 22:42:54,090 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (20866states) and FLOYD_HOARE automaton (currently 219 states, 97 states before enhancement),while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 298 known predicates. [2022-01-17 22:42:54,092 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 6 remaining) [2022-01-17 22:42:54,092 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 6 remaining) [2022-01-17 22:42:54,092 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 6 remaining) [2022-01-17 22:42:54,092 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 6 remaining) [2022-01-17 22:42:54,092 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2022-01-17 22:42:54,096 INFO L732 BasicCegarLoop]: Path program histogram: [3, 2, 2, 1, 1, 1, 1, 1, 1] [2022-01-17 22:42:54,098 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-01-17 22:42:54,098 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-17 22:42:54,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.01 10:42:54 BasicIcfg [2022-01-17 22:42:54,100 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-17 22:42:54,100 INFO L158 Benchmark]: Toolchain (without parser) took 868534.67ms. Allocated memory was 411.0MB in the beginning and 5.2GB in the end (delta: 4.8GB). Free memory was 354.0MB in the beginning and 4.1GB in the end (delta: -3.7GB). Peak memory consumption was 1.0GB. Max. memory is 16.0GB. [2022-01-17 22:42:54,100 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 411.0MB. Free memory is still 371.9MB. There was no memory consumed. Max. memory is 16.0GB. [2022-01-17 22:42:54,101 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.64ms. Allocated memory was 411.0MB in the beginning and 526.4MB in the end (delta: 115.3MB). Free memory was 353.9MB in the beginning and 479.3MB in the end (delta: -125.5MB). Peak memory consumption was 7.3MB. Max. memory is 16.0GB. [2022-01-17 22:42:54,101 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.05ms. Allocated memory is still 526.4MB. Free memory was 479.3MB in the beginning and 477.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-17 22:42:54,101 INFO L158 Benchmark]: Boogie Preprocessor took 17.80ms. Allocated memory is still 526.4MB. Free memory was 477.2MB in the beginning and 475.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-17 22:42:54,101 INFO L158 Benchmark]: RCFGBuilder took 329.46ms. Allocated memory is still 526.4MB. Free memory was 475.2MB in the beginning and 457.3MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB. [2022-01-17 22:42:54,101 INFO L158 Benchmark]: TraceAbstraction took 867787.47ms. Allocated memory was 526.4MB in the beginning and 5.2GB in the end (delta: 4.7GB). Free memory was 456.3MB in the beginning and 4.1GB in the end (delta: -3.6GB). Peak memory consumption was 1.0GB. Max. memory is 16.0GB. [2022-01-17 22:42:54,102 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 411.0MB. Free memory is still 371.9MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 351.64ms. Allocated memory was 411.0MB in the beginning and 526.4MB in the end (delta: 115.3MB). Free memory was 353.9MB in the beginning and 479.3MB in the end (delta: -125.5MB). Peak memory consumption was 7.3MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 43.05ms. Allocated memory is still 526.4MB. Free memory was 479.3MB in the beginning and 477.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 17.80ms. Allocated memory is still 526.4MB. Free memory was 477.2MB in the beginning and 475.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 329.46ms. Allocated memory is still 526.4MB. Free memory was 475.2MB in the beginning and 457.3MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB. * TraceAbstraction took 867787.47ms. Allocated memory was 526.4MB in the beginning and 5.2GB in the end (delta: 4.7GB). Free memory was 456.3MB in the beginning and 4.1GB in the end (delta: -3.6GB). Peak memory consumption was 1.0GB. Max. memory is 16.0GB. * 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 219 states, 97 states before enhancement),while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 298 known predicates. - 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 219 states, 97 states before enhancement),while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 298 known predicates. - 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 219 states, 97 states before enhancement),while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 298 known predicates. - 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 219 states, 97 states before enhancement),while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 298 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 272 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 867.6s, OverallIterations: 13, TraceHistogramMax: 4, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.2s, AutomataDifference: 785.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24180 SdHoareTripleChecker+Valid, 10.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 24180 mSDsluCounter, 91101 SdHoareTripleChecker+Invalid, 8.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 3439 IncrementalHoareTripleChecker+Unchecked, 88848 mSDsCounter, 677 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21355 IncrementalHoareTripleChecker+Invalid, 25471 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 677 mSolverCounterUnsat, 4634 mSDtfsCounter, 21355 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2667 GetRequests, 1836 SyntacticMatches, 28 SemanticMatches, 802 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 47514 ImplicationChecksByTransitivity, 834.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20866occurred in iteration=12, InterpolantAutomatonStates: 316, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 87127 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 75.8s InterpolantComputationTime, 2607 NumberOfCodeBlocks, 2562 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 3540 ConstructedInterpolants, 79 QuantifiedInterpolants, 39490 SizeOfPredicates, 119 NumberOfNonLiveVariables, 2006 ConjunctsInSsa, 230 ConjunctsInUnsatCore, 25 InterpolantComputations, 8 PerfectInterpolantSequences, 225/1149 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