/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf -i ../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-c503be2 [2021-10-13 21:49:57,927 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 21:49:57,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 21:49:57,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-10-13 21:49:58,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 21:49:58,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 21:49:58,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 21:49:58,026 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 21:49:58,027 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 21:49:58,029 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 21:49:58,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 21:49:58,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 21:49:58,065 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 21:49:58,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 21:49:58,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 21:49:58,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 21:49:58,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-10-13 21:49:58,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 21:49:58,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 21:49:58,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 21:49:58,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 21:49:58,088 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 21:49:58,089 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 21:49:58,090 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 21:49:58,090 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 21:49:58,090 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 21:49:58,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 21:49:58,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 21:49:58,100 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-10-13 21:49:58,146 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 21:49:58,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 21:49:58,148 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 21:49:58,148 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 21:49:58,151 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 21:49:58,152 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 21:49:58,152 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 21:49:58,153 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 21:49:58,153 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 21:49:58,153 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 21:49:58,154 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 21:49:58,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 21:49:58,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 21:49:58,156 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 21:49:58,156 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 21:49:58,156 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 21:49:58,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 21:49:58,157 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 21:49:58,157 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 21:49:58,157 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 21:49:58,158 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 21:49:58,158 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 21:49:58,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 21:49:58,159 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 21:49:58,159 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 21:49:58,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 21:49:58,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 21:49:58,160 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 21:49:58,160 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 21:49:58,160 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 21:49:58,161 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 21:49:58,161 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 21:49:58,161 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-13 21:49:58,572 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 21:49:58,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 21:49:58,608 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 21:49:58,609 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 21:49:58,610 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 21:49:58,611 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c [2021-10-13 21:49:58,703 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/60956b00b/9d72d8d809914ed289ecb163aa187ea8/FLAGb56023650 [2021-10-13 21:49:59,309 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 21:49:59,310 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/unroll-cond-4.wvr.c [2021-10-13 21:49:59,321 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/60956b00b/9d72d8d809914ed289ecb163aa187ea8/FLAGb56023650 [2021-10-13 21:49:59,676 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/60956b00b/9d72d8d809914ed289ecb163aa187ea8 [2021-10-13 21:49:59,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 21:49:59,688 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-13 21:49:59,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 21:49:59,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 21:49:59,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 21:49:59,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:49:59" (1/1) ... [2021-10-13 21:49:59,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67fddc64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:49:59, skipping insertion in model container [2021-10-13 21:49:59,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:49:59" (1/1) ... [2021-10-13 21:49:59,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 21:49:59,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 21:50:00,009 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/unroll-cond-4.wvr.c[2808,2821] [2021-10-13 21:50:00,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 21:50:00,037 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 21:50:00,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 21:50:00,090 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/unroll-cond-4.wvr.c[2808,2821] [2021-10-13 21:50:00,097 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 21:50:00,112 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 21:50:00,179 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/unroll-cond-4.wvr.c[2808,2821] [2021-10-13 21:50:00,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 21:50:00,221 INFO L208 MainTranslator]: Completed translation [2021-10-13 21:50:00,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:50:00 WrapperNode [2021-10-13 21:50:00,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 21:50:00,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 21:50:00,224 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 21:50:00,224 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 21:50:00,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:50:00" (1/1) ... [2021-10-13 21:50:00,259 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:50:00" (1/1) ... [2021-10-13 21:50:00,311 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 21:50:00,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 21:50:00,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 21:50:00,313 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 21:50:00,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:50:00" (1/1) ... [2021-10-13 21:50:00,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:50:00" (1/1) ... [2021-10-13 21:50:00,344 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:50:00" (1/1) ... [2021-10-13 21:50:00,344 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:50:00" (1/1) ... [2021-10-13 21:50:00,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:50:00" (1/1) ... [2021-10-13 21:50:00,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:50:00" (1/1) ... [2021-10-13 21:50:00,383 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:50:00" (1/1) ... [2021-10-13 21:50:00,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 21:50:00,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 21:50:00,397 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 21:50:00,397 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 21:50:00,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:50:00" (1/1) ... [2021-10-13 21:50:00,408 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 21:50:00,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-13 21:50:00,442 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 21:50:00,460 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 21:50:00,511 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-13 21:50:00,511 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-13 21:50:00,512 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-13 21:50:00,512 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-13 21:50:00,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 21:50:00,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 21:50:00,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 21:50:00,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-13 21:50:00,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 21:50:00,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 21:50:00,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 21:50:00,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-13 21:50:00,515 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-13 21:50:01,355 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 21:50:01,355 INFO L299 CfgBuilder]: Removed 33 assume(true) statements. [2021-10-13 21:50:01,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:50:01 BoogieIcfgContainer [2021-10-13 21:50:01,358 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 21:50:01,360 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 21:50:01,360 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 21:50:01,364 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 21:50:01,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:49:59" (1/3) ... [2021-10-13 21:50:01,365 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b873f39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:50:01, skipping insertion in model container [2021-10-13 21:50:01,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:50:00" (2/3) ... [2021-10-13 21:50:01,365 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b873f39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:50:01, skipping insertion in model container [2021-10-13 21:50:01,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:50:01" (3/3) ... [2021-10-13 21:50:01,367 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-cond-4.wvr.c [2021-10-13 21:50:01,373 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 21:50:01,373 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2021-10-13 21:50:01,373 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-13 21:50:01,415 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,415 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,416 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,416 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,416 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,416 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,417 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,417 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,417 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,417 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,417 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,418 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,418 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,418 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,418 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,418 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,419 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,419 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,419 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,419 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,420 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,420 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,420 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,420 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,421 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,421 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,421 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,421 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,421 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,422 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,422 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,422 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,422 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,422 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,423 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,423 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,423 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,423 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,425 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,425 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,425 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,425 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,426 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,426 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,426 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,426 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,426 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,427 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,427 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,427 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,427 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,428 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,428 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,428 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,428 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,428 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,429 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,429 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,429 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,429 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,429 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,430 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,430 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,430 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,430 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,431 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,431 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,431 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,431 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,431 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,431 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,432 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,432 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,432 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,432 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,432 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,433 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,433 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,433 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,433 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,433 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,434 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,434 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,434 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,434 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,434 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,435 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,435 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,435 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,435 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,435 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,436 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,436 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,436 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,436 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,436 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,437 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,437 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,437 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,438 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,438 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,438 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,438 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,439 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,439 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,439 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,439 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,439 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,439 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,440 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,440 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,440 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,440 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,441 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,441 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,441 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,441 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,442 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,442 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,442 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,442 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,442 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,443 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,443 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,443 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,443 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,444 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,444 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,444 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,444 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,445 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,445 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,445 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,445 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,445 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,445 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,446 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,446 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,446 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,446 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,447 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,447 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,447 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,447 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,448 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,448 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,448 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,448 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,448 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,449 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,449 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,449 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,449 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,449 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,450 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,450 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,450 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,450 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,450 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,451 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,451 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,451 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,451 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,451 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,452 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,452 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,452 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,452 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,452 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,453 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,453 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,453 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,453 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,453 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,453 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,454 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,454 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,454 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,454 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,454 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,455 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,455 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,455 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,455 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,455 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,456 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,456 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,456 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,456 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,457 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,457 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,457 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,457 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,457 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,458 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,458 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,458 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,458 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,458 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,458 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,459 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,459 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,459 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,459 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,459 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,460 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,460 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,460 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,460 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,460 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,461 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,461 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,461 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,461 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,462 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,462 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,462 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,462 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,463 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,463 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,463 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,463 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,463 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,463 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,464 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,464 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,464 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,464 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,464 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,465 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,465 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,465 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,465 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,465 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,466 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,466 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,466 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,466 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,466 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,467 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,467 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,467 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,468 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,468 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,468 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,468 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,468 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,468 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,469 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,469 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,469 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,469 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,469 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,469 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,470 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,470 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,473 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,473 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,474 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,474 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,474 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,474 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,474 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,475 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,475 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,475 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,475 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,475 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,475 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,476 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,476 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,476 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,476 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,476 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,476 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,482 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,482 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,482 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,482 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,483 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,483 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,483 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 21:50:01,488 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-10-13 21:50:01,544 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 21:50:01,551 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=false, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 21:50:01,552 INFO L340 AbstractCegarLoop]: Starting to check reachability of 46 error locations. [2021-10-13 21:50:01,574 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-13 21:50:01,586 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 223 places, 237 transitions, 490 flow [2021-10-13 21:50:01,589 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 223 places, 237 transitions, 490 flow [2021-10-13 21:50:01,591 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 223 places, 237 transitions, 490 flow [2021-10-13 21:50:01,712 INFO L129 PetriNetUnfolder]: 21/235 cut-off events. [2021-10-13 21:50:01,712 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-10-13 21:50:01,721 INFO L84 FinitePrefix]: Finished finitePrefix Result has 244 conditions, 235 events. 21/235 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 510 event pairs, 0 based on Foata normal form. 0/186 useless extension candidates. Maximal degree in co-relation 145. Up to 2 conditions per place. [2021-10-13 21:50:01,733 INFO L116 LiptonReduction]: Number of co-enabled transitions 7120 [2021-10-13 21:51:11,866 INFO L131 LiptonReduction]: Checked pairs total: 6794 [2021-10-13 21:51:11,866 INFO L133 LiptonReduction]: Total number of compositions: 274 [2021-10-13 21:51:11,879 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 51 places, 47 transitions, 110 flow [2021-10-13 21:51:11,912 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 438 states, 262 states have (on average 4.282442748091603) internal successors, (1122), 437 states have internal predecessors, (1122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:11,917 INFO L276 IsEmpty]: Start isEmpty. Operand has 438 states, 262 states have (on average 4.282442748091603) internal successors, (1122), 437 states have internal predecessors, (1122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:11,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-13 21:51:11,922 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 21:51:11,923 INFO L512 BasicCegarLoop]: trace histogram [1, 1] [2021-10-13 21:51:11,924 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr3REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 42 more)] === [2021-10-13 21:51:11,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 21:51:11,929 INFO L82 PathProgramCache]: Analyzing trace with hash 31882, now seen corresponding path program 1 times [2021-10-13 21:51:11,942 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 21:51:11,942 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1525089460] [2021-10-13 21:51:11,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 21:51:11,943 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 21:51:11,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-13 21:51:11,949 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 21:51:11,950 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 21:51:12,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 21:51:12,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-13 21:51:12,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 21:51:12,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 21:51:12,126 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 21:51:12,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 21:51:12,141 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 21:51:12,141 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1525089460] [2021-10-13 21:51:12,142 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1525089460] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 21:51:12,143 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 21:51:12,143 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1, 1] imperfect sequences [] total 2 [2021-10-13 21:51:12,145 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105127208] [2021-10-13 21:51:12,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 21:51:12,151 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 21:51:12,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 21:51:12,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 21:51:12,196 INFO L87 Difference]: Start difference. First operand has 438 states, 262 states have (on average 4.282442748091603) internal successors, (1122), 437 states have internal predecessors, (1122), 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 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:12,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 21:51:12,307 INFO L93 Difference]: Finished difference Result 368 states and 935 transitions. [2021-10-13 21:51:12,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 21:51:12,309 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 2 [2021-10-13 21:51:12,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 21:51:12,325 INFO L225 Difference]: With dead ends: 368 [2021-10-13 21:51:12,325 INFO L226 Difference]: Without dead ends: 368 [2021-10-13 21:51:12,326 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 16.8ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 21:51:12,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2021-10-13 21:51:12,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 366. [2021-10-13 21:51:12,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 366 states, 224 states have (on average 4.174107142857143) internal successors, (935), 365 states have internal predecessors, (935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:12,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 935 transitions. [2021-10-13 21:51:12,397 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 935 transitions. Word has length 2 [2021-10-13 21:51:12,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 21:51:12,398 INFO L470 AbstractCegarLoop]: Abstraction has 366 states and 935 transitions. [2021-10-13 21:51:12,398 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:12,398 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 935 transitions. [2021-10-13 21:51:12,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-13 21:51:12,399 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 21:51:12,399 INFO L512 BasicCegarLoop]: trace histogram [1, 1] [2021-10-13 21:51:12,411 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 21:51:12,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-13 21:51:12,612 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 42 more)] === [2021-10-13 21:51:12,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 21:51:12,614 INFO L82 PathProgramCache]: Analyzing trace with hash 31724, now seen corresponding path program 1 times [2021-10-13 21:51:12,614 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 21:51:12,615 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [534766900] [2021-10-13 21:51:12,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 21:51:12,615 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 21:51:12,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-13 21:51:12,616 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 21:51:12,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 21:51:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 21:51:12,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-13 21:51:12,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 21:51:12,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 21:51:12,930 INFO L354 Elim1Store]: treesize reduction 141, result has 26.9 percent of original size [2021-10-13 21:51:12,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 20 treesize of output 59 [2021-10-13 21:51:13,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 21:51:13,009 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 21:51:13,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 21:51:13,118 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 21:51:13,118 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [534766900] [2021-10-13 21:51:13,119 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [534766900] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 21:51:13,119 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 21:51:13,119 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1, 1] imperfect sequences [] total 2 [2021-10-13 21:51:13,119 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553711629] [2021-10-13 21:51:13,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 21:51:13,121 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 21:51:13,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 21:51:13,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 21:51:13,122 INFO L87 Difference]: Start difference. First operand 366 states and 935 transitions. Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:13,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 21:51:13,829 INFO L93 Difference]: Finished difference Result 369 states and 939 transitions. [2021-10-13 21:51:13,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 21:51:13,830 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 2 [2021-10-13 21:51:13,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 21:51:13,835 INFO L225 Difference]: With dead ends: 369 [2021-10-13 21:51:13,835 INFO L226 Difference]: Without dead ends: 369 [2021-10-13 21:51:13,836 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 83.5ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 21:51:13,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2021-10-13 21:51:13,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 367. [2021-10-13 21:51:13,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 367 states, 225 states have (on average 4.173333333333333) internal successors, (939), 366 states have internal predecessors, (939), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:13,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 939 transitions. [2021-10-13 21:51:13,862 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 939 transitions. Word has length 2 [2021-10-13 21:51:13,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 21:51:13,863 INFO L470 AbstractCegarLoop]: Abstraction has 367 states and 939 transitions. [2021-10-13 21:51:13,863 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:13,863 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 939 transitions. [2021-10-13 21:51:13,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-13 21:51:13,864 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 21:51:13,864 INFO L512 BasicCegarLoop]: trace histogram [1, 1] [2021-10-13 21:51:13,879 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-13 21:51:14,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-13 21:51:14,076 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 42 more)] === [2021-10-13 21:51:14,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 21:51:14,077 INFO L82 PathProgramCache]: Analyzing trace with hash 31726, now seen corresponding path program 1 times [2021-10-13 21:51:14,078 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 21:51:14,078 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1676749704] [2021-10-13 21:51:14,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 21:51:14,078 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 21:51:14,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-13 21:51:14,080 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 21:51:14,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 21:51:14,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 21:51:14,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 21:51:14,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 21:51:14,290 INFO L354 Elim1Store]: treesize reduction 232, result has 18.9 percent of original size [2021-10-13 21:51:14,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 59 [2021-10-13 21:51:14,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 21:51:14,698 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 21:51:14,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 21:51:14,702 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 21:51:14,702 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1676749704] [2021-10-13 21:51:14,702 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1676749704] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 21:51:14,702 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 21:51:14,702 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1, 1] imperfect sequences [] total 1 [2021-10-13 21:51:14,703 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946638274] [2021-10-13 21:51:14,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 21:51:14,703 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 21:51:14,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 21:51:14,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 21:51:14,705 INFO L87 Difference]: Start difference. First operand 367 states and 939 transitions. Second operand has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:15,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 21:51:15,045 INFO L93 Difference]: Finished difference Result 366 states and 936 transitions. [2021-10-13 21:51:15,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 21:51:15,046 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 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 2 [2021-10-13 21:51:15,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 21:51:15,049 INFO L225 Difference]: With dead ends: 366 [2021-10-13 21:51:15,050 INFO L226 Difference]: Without dead ends: 366 [2021-10-13 21:51:15,050 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 21:51:15,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2021-10-13 21:51:15,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 366. [2021-10-13 21:51:15,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 366 states, 225 states have (on average 4.16) internal successors, (936), 365 states have internal predecessors, (936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:15,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 936 transitions. [2021-10-13 21:51:15,069 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 936 transitions. Word has length 2 [2021-10-13 21:51:15,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 21:51:15,069 INFO L470 AbstractCegarLoop]: Abstraction has 366 states and 936 transitions. [2021-10-13 21:51:15,069 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:15,070 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 936 transitions. [2021-10-13 21:51:15,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-13 21:51:15,070 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 21:51:15,070 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-10-13 21:51:15,088 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-13 21:51:15,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-13 21:51:15,286 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 42 more)] === [2021-10-13 21:51:15,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 21:51:15,287 INFO L82 PathProgramCache]: Analyzing trace with hash 988697, now seen corresponding path program 1 times [2021-10-13 21:51:15,288 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 21:51:15,289 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [81297688] [2021-10-13 21:51:15,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 21:51:15,289 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 21:51:15,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-13 21:51:15,290 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 21:51:15,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-13 21:51:15,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 21:51:15,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-13 21:51:15,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 21:51:15,573 INFO L354 Elim1Store]: treesize reduction 147, result has 23.8 percent of original size [2021-10-13 21:51:15,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 46 treesize of output 78 [2021-10-13 21:51:15,587 INFO L388 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 100 treesize of output 98 [2021-10-13 21:51:17,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 21:51:17,209 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 21:51:17,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 21:51:17,258 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 21:51:17,258 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [81297688] [2021-10-13 21:51:17,258 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [81297688] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 21:51:17,258 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 21:51:17,258 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1, 1] imperfect sequences [] total 2 [2021-10-13 21:51:17,259 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470460802] [2021-10-13 21:51:17,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 21:51:17,259 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 21:51:17,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 21:51:17,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 21:51:17,260 INFO L87 Difference]: Start difference. First operand 366 states and 936 transitions. Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:17,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 21:51:17,647 INFO L93 Difference]: Finished difference Result 295 states and 724 transitions. [2021-10-13 21:51:17,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 21:51:17,651 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2021-10-13 21:51:17,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 21:51:17,654 INFO L225 Difference]: With dead ends: 295 [2021-10-13 21:51:17,654 INFO L226 Difference]: Without dead ends: 295 [2021-10-13 21:51:17,655 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 34.6ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 21:51:17,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2021-10-13 21:51:17,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 295. [2021-10-13 21:51:17,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 295 states, 191 states have (on average 3.7905759162303663) internal successors, (724), 294 states have internal predecessors, (724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:17,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 724 transitions. [2021-10-13 21:51:17,666 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 724 transitions. Word has length 3 [2021-10-13 21:51:17,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 21:51:17,667 INFO L470 AbstractCegarLoop]: Abstraction has 295 states and 724 transitions. [2021-10-13 21:51:17,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:17,667 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 724 transitions. [2021-10-13 21:51:17,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-13 21:51:17,668 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 21:51:17,668 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-10-13 21:51:17,690 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-13 21:51:17,881 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-13 21:51:17,882 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 42 more)] === [2021-10-13 21:51:17,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 21:51:17,883 INFO L82 PathProgramCache]: Analyzing trace with hash 988698, now seen corresponding path program 1 times [2021-10-13 21:51:17,884 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 21:51:17,885 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [256758900] [2021-10-13 21:51:17,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 21:51:17,885 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 21:51:17,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-13 21:51:17,886 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 21:51:17,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-13 21:51:17,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 21:51:17,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-13 21:51:17,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 21:51:18,116 INFO L354 Elim1Store]: treesize reduction 232, result has 18.9 percent of original size [2021-10-13 21:51:18,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 case distinctions, treesize of input 142 treesize of output 171 [2021-10-13 21:51:20,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 21:51:20,244 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 21:51:20,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 21:51:20,258 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 21:51:20,259 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [256758900] [2021-10-13 21:51:20,259 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [256758900] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 21:51:20,259 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 21:51:20,259 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1, 1] imperfect sequences [] total 2 [2021-10-13 21:51:20,259 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771281474] [2021-10-13 21:51:20,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 21:51:20,260 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 21:51:20,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 21:51:20,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 21:51:20,261 INFO L87 Difference]: Start difference. First operand 295 states and 724 transitions. Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:20,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 21:51:20,677 INFO L93 Difference]: Finished difference Result 224 states and 512 transitions. [2021-10-13 21:51:20,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 21:51:20,678 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2021-10-13 21:51:20,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 21:51:20,680 INFO L225 Difference]: With dead ends: 224 [2021-10-13 21:51:20,681 INFO L226 Difference]: Without dead ends: 224 [2021-10-13 21:51:20,681 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.3ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 21:51:20,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2021-10-13 21:51:20,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2021-10-13 21:51:20,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 157 states have (on average 3.261146496815287) internal successors, (512), 223 states have internal predecessors, (512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:20,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 512 transitions. [2021-10-13 21:51:20,690 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 512 transitions. Word has length 3 [2021-10-13 21:51:20,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 21:51:20,690 INFO L470 AbstractCegarLoop]: Abstraction has 224 states and 512 transitions. [2021-10-13 21:51:20,690 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:20,690 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 512 transitions. [2021-10-13 21:51:20,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-13 21:51:20,691 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 21:51:20,691 INFO L512 BasicCegarLoop]: trace histogram [2, 1, 1] [2021-10-13 21:51:20,703 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-10-13 21:51:20,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-13 21:51:20,907 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 42 more)] === [2021-10-13 21:51:20,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 21:51:20,908 INFO L82 PathProgramCache]: Analyzing trace with hash 30649804, now seen corresponding path program 1 times [2021-10-13 21:51:20,908 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 21:51:20,908 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1755923652] [2021-10-13 21:51:20,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 21:51:20,909 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 21:51:20,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-13 21:51:20,912 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 21:51:20,914 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-13 21:51:20,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 21:51:20,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-13 21:51:20,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 21:51:20,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 21:51:21,149 INFO L354 Elim1Store]: treesize reduction 141, result has 26.9 percent of original size [2021-10-13 21:51:21,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 20 treesize of output 59 [2021-10-13 21:51:21,300 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 21:51:21,301 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 21:51:21,823 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 21:51:21,824 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 21:51:21,824 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1755923652] [2021-10-13 21:51:21,824 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1755923652] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 21:51:21,824 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-13 21:51:21,825 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 6 [2021-10-13 21:51:21,825 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694346925] [2021-10-13 21:51:21,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 21:51:21,825 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 21:51:21,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 21:51:21,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-13 21:51:21,826 INFO L87 Difference]: Start difference. First operand 224 states and 512 transitions. Second operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:24,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 21:51:24,625 INFO L93 Difference]: Finished difference Result 1104 states and 2540 transitions. [2021-10-13 21:51:24,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 21:51:24,627 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 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 4 [2021-10-13 21:51:24,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 21:51:24,635 INFO L225 Difference]: With dead ends: 1104 [2021-10-13 21:51:24,635 INFO L226 Difference]: Without dead ends: 1104 [2021-10-13 21:51:24,636 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 792.7ms TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2021-10-13 21:51:24,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1104 states. [2021-10-13 21:51:24,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1104 to 228. [2021-10-13 21:51:24,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 161 states have (on average 3.229813664596273) internal successors, (520), 227 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:24,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 520 transitions. [2021-10-13 21:51:24,652 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 520 transitions. Word has length 4 [2021-10-13 21:51:24,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 21:51:24,652 INFO L470 AbstractCegarLoop]: Abstraction has 228 states and 520 transitions. [2021-10-13 21:51:24,653 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:24,653 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 520 transitions. [2021-10-13 21:51:24,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-13 21:51:24,653 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 21:51:24,653 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-10-13 21:51:24,667 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-10-13 21:51:24,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-13 21:51:24,867 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 42 more)] === [2021-10-13 21:51:24,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 21:51:24,868 INFO L82 PathProgramCache]: Analyzing trace with hash 950159230, now seen corresponding path program 1 times [2021-10-13 21:51:24,868 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 21:51:24,869 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1241079741] [2021-10-13 21:51:24,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 21:51:24,870 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 21:51:24,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-13 21:51:24,871 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 21:51:24,874 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-13 21:51:24,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 21:51:24,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 21:51:24,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 21:51:25,099 INFO L354 Elim1Store]: treesize reduction 232, result has 18.9 percent of original size [2021-10-13 21:51:25,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 59 [2021-10-13 21:51:25,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 21:51:25,468 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 21:51:25,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 21:51:25,481 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 21:51:25,483 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1241079741] [2021-10-13 21:51:25,483 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1241079741] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 21:51:25,483 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 21:51:25,483 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1, 1] imperfect sequences [] total 1 [2021-10-13 21:51:25,483 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843885473] [2021-10-13 21:51:25,484 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 21:51:25,485 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 21:51:25,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 21:51:25,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 21:51:25,486 INFO L87 Difference]: Start difference. First operand 228 states and 520 transitions. Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:25,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 21:51:25,839 INFO L93 Difference]: Finished difference Result 209 states and 482 transitions. [2021-10-13 21:51:25,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 21:51:25,839 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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 5 [2021-10-13 21:51:25,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 21:51:25,840 INFO L225 Difference]: With dead ends: 209 [2021-10-13 21:51:25,841 INFO L226 Difference]: Without dead ends: 209 [2021-10-13 21:51:25,841 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 21:51:25,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2021-10-13 21:51:25,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 209. [2021-10-13 21:51:25,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 157 states have (on average 3.070063694267516) internal successors, (482), 208 states have internal predecessors, (482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:25,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 482 transitions. [2021-10-13 21:51:25,848 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 482 transitions. Word has length 5 [2021-10-13 21:51:25,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 21:51:25,849 INFO L470 AbstractCegarLoop]: Abstraction has 209 states and 482 transitions. [2021-10-13 21:51:25,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:25,849 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 482 transitions. [2021-10-13 21:51:25,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-13 21:51:25,850 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 21:51:25,850 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-10-13 21:51:25,863 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Ended with exit code 0 [2021-10-13 21:51:26,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-13 21:51:26,061 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 42 more)] === [2021-10-13 21:51:26,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 21:51:26,062 INFO L82 PathProgramCache]: Analyzing trace with hash 950159231, now seen corresponding path program 1 times [2021-10-13 21:51:26,063 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 21:51:26,063 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1390799262] [2021-10-13 21:51:26,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 21:51:26,064 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 21:51:26,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-13 21:51:26,065 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 21:51:26,066 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-13 21:51:26,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 21:51:26,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 21:51:26,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 21:51:26,281 INFO L354 Elim1Store]: treesize reduction 155, result has 19.7 percent of original size [2021-10-13 21:51:26,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 43 treesize of output 67 [2021-10-13 21:51:26,289 INFO L388 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 328 treesize of output 320 [2021-10-13 21:51:26,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 21:51:26,804 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 21:51:26,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 21:51:26,880 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 21:51:26,880 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1390799262] [2021-10-13 21:51:26,880 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1390799262] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 21:51:26,880 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 21:51:26,880 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1, 1] imperfect sequences [] total 2 [2021-10-13 21:51:26,881 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418709582] [2021-10-13 21:51:26,881 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 21:51:26,881 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 21:51:26,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 21:51:26,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 21:51:26,882 INFO L87 Difference]: Start difference. First operand 209 states and 482 transitions. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:27,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 21:51:27,234 INFO L93 Difference]: Finished difference Result 190 states and 444 transitions. [2021-10-13 21:51:27,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 21:51:27,235 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 5 [2021-10-13 21:51:27,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 21:51:27,237 INFO L225 Difference]: With dead ends: 190 [2021-10-13 21:51:27,237 INFO L226 Difference]: Without dead ends: 190 [2021-10-13 21:51:27,238 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 62.6ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 21:51:27,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2021-10-13 21:51:27,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 190. [2021-10-13 21:51:27,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 153 states have (on average 2.9019607843137254) internal successors, (444), 189 states have internal predecessors, (444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:27,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 444 transitions. [2021-10-13 21:51:27,244 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 444 transitions. Word has length 5 [2021-10-13 21:51:27,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 21:51:27,244 INFO L470 AbstractCegarLoop]: Abstraction has 190 states and 444 transitions. [2021-10-13 21:51:27,245 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:27,245 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 444 transitions. [2021-10-13 21:51:27,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-13 21:51:27,245 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 21:51:27,245 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-10-13 21:51:27,264 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-13 21:51:27,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-13 21:51:27,459 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err1REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 42 more)] === [2021-10-13 21:51:27,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 21:51:27,460 INFO L82 PathProgramCache]: Analyzing trace with hash -609844264, now seen corresponding path program 1 times [2021-10-13 21:51:27,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 21:51:27,461 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1877068225] [2021-10-13 21:51:27,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 21:51:27,461 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 21:51:27,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-13 21:51:27,463 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 21:51:27,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-13 21:51:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 21:51:27,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-13 21:51:27,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 21:51:27,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 21:51:27,646 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 21:51:27,872 INFO L388 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 35 treesize of output 31 [2021-10-13 21:51:27,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 21:51:27,991 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 21:51:27,991 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1877068225] [2021-10-13 21:51:27,991 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1877068225] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 21:51:27,992 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-13 21:51:27,992 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 6 [2021-10-13 21:51:27,992 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321554295] [2021-10-13 21:51:27,992 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 21:51:27,992 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 21:51:27,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 21:51:27,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-13 21:51:27,993 INFO L87 Difference]: Start difference. First operand 190 states and 444 transitions. Second operand has 8 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:29,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 21:51:29,399 INFO L93 Difference]: Finished difference Result 461 states and 1079 transitions. [2021-10-13 21:51:29,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 21:51:29,400 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-10-13 21:51:29,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 21:51:29,403 INFO L225 Difference]: With dead ends: 461 [2021-10-13 21:51:29,404 INFO L226 Difference]: Without dead ends: 461 [2021-10-13 21:51:29,404 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 370.5ms TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2021-10-13 21:51:29,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2021-10-13 21:51:29,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 220. [2021-10-13 21:51:29,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 183 states have (on average 3.158469945355191) internal successors, (578), 219 states have internal predecessors, (578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:29,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 578 transitions. [2021-10-13 21:51:29,414 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 578 transitions. Word has length 6 [2021-10-13 21:51:29,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 21:51:29,415 INFO L470 AbstractCegarLoop]: Abstraction has 220 states and 578 transitions. [2021-10-13 21:51:29,415 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:29,415 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 578 transitions. [2021-10-13 21:51:29,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-13 21:51:29,416 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 21:51:29,416 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-10-13 21:51:29,428 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-13 21:51:29,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-13 21:51:29,628 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err0REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 42 more)] === [2021-10-13 21:51:29,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 21:51:29,629 INFO L82 PathProgramCache]: Analyzing trace with hash -609844262, now seen corresponding path program 1 times [2021-10-13 21:51:29,629 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 21:51:29,630 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2139652744] [2021-10-13 21:51:29,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 21:51:29,630 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 21:51:29,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-13 21:51:29,631 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 21:51:29,639 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-13 21:51:29,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 21:51:29,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 21:51:29,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 21:51:29,873 INFO L354 Elim1Store]: treesize reduction 232, result has 18.9 percent of original size [2021-10-13 21:51:29,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 59 [2021-10-13 21:51:30,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 21:51:30,243 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 21:51:30,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 21:51:30,260 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 21:51:30,260 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2139652744] [2021-10-13 21:51:30,260 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2139652744] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 21:51:30,261 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 21:51:30,261 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 21:51:30,261 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280293605] [2021-10-13 21:51:30,261 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 21:51:30,261 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 21:51:30,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 21:51:30,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 21:51:30,262 INFO L87 Difference]: Start difference. First operand 220 states and 578 transitions. Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:30,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 21:51:30,677 INFO L93 Difference]: Finished difference Result 142 states and 350 transitions. [2021-10-13 21:51:30,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 21:51:30,678 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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 6 [2021-10-13 21:51:30,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 21:51:30,680 INFO L225 Difference]: With dead ends: 142 [2021-10-13 21:51:30,680 INFO L226 Difference]: Without dead ends: 142 [2021-10-13 21:51:30,680 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 21:51:30,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2021-10-13 21:51:30,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2021-10-13 21:51:30,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 125 states have (on average 2.8) internal successors, (350), 141 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:30,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 350 transitions. [2021-10-13 21:51:30,686 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 350 transitions. Word has length 6 [2021-10-13 21:51:30,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 21:51:30,687 INFO L470 AbstractCegarLoop]: Abstraction has 142 states and 350 transitions. [2021-10-13 21:51:30,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:30,687 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 350 transitions. [2021-10-13 21:51:30,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-13 21:51:30,688 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 21:51:30,688 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-13 21:51:30,702 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-13 21:51:30,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-13 21:51:30,898 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err1REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 42 more)] === [2021-10-13 21:51:30,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 21:51:30,902 INFO L82 PathProgramCache]: Analyzing trace with hash -1725302030, now seen corresponding path program 1 times [2021-10-13 21:51:30,903 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 21:51:30,903 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1709774408] [2021-10-13 21:51:30,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 21:51:30,903 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 21:51:30,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-13 21:51:30,910 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 21:51:30,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-10-13 21:51:31,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 21:51:31,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-13 21:51:31,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 21:51:31,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 21:51:31,221 INFO L354 Elim1Store]: treesize reduction 141, result has 26.9 percent of original size [2021-10-13 21:51:31,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 20 treesize of output 59 [2021-10-13 21:51:31,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 21:51:31,438 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 21:51:32,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 21:51:32,227 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 21:51:32,227 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1709774408] [2021-10-13 21:51:32,227 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1709774408] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 21:51:32,227 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-13 21:51:32,227 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 6 [2021-10-13 21:51:32,228 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228681941] [2021-10-13 21:51:32,228 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 21:51:32,228 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 21:51:32,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 21:51:32,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-10-13 21:51:32,229 INFO L87 Difference]: Start difference. First operand 142 states and 350 transitions. Second operand has 8 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:35,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 21:51:35,234 INFO L93 Difference]: Finished difference Result 224 states and 548 transitions. [2021-10-13 21:51:35,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 21:51:35,235 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-10-13 21:51:35,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 21:51:35,237 INFO L225 Difference]: With dead ends: 224 [2021-10-13 21:51:35,238 INFO L226 Difference]: Without dead ends: 224 [2021-10-13 21:51:35,238 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1514.5ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-10-13 21:51:35,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2021-10-13 21:51:35,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 169. [2021-10-13 21:51:35,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 152 states have (on average 2.7434210526315788) internal successors, (417), 168 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:35,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 417 transitions. [2021-10-13 21:51:35,244 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 417 transitions. Word has length 7 [2021-10-13 21:51:35,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 21:51:35,245 INFO L470 AbstractCegarLoop]: Abstraction has 169 states and 417 transitions. [2021-10-13 21:51:35,245 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:35,245 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 417 transitions. [2021-10-13 21:51:35,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-13 21:51:35,246 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 21:51:35,246 INFO L512 BasicCegarLoop]: trace histogram [6, 1, 1] [2021-10-13 21:51:35,261 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-10-13 21:51:35,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-13 21:51:35,458 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 42 more)] === [2021-10-13 21:51:35,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 21:51:35,459 INFO L82 PathProgramCache]: Analyzing trace with hash 2060003724, now seen corresponding path program 2 times [2021-10-13 21:51:35,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 21:51:35,460 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1819351173] [2021-10-13 21:51:35,460 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 21:51:35,461 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 21:51:35,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-13 21:51:35,462 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 21:51:35,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-10-13 21:51:35,562 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-13 21:51:35,562 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 21:51:35,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-13 21:51:35,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 21:51:35,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 21:51:35,730 INFO L354 Elim1Store]: treesize reduction 141, result has 26.9 percent of original size [2021-10-13 21:51:35,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 20 treesize of output 59 [2021-10-13 21:51:36,115 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 21:51:36,116 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 21:51:37,899 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 21:51:37,900 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 21:51:37,900 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1819351173] [2021-10-13 21:51:37,900 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1819351173] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 21:51:37,900 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-13 21:51:37,900 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 14 [2021-10-13 21:51:37,900 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499569689] [2021-10-13 21:51:37,901 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-10-13 21:51:37,901 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 21:51:37,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-10-13 21:51:37,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2021-10-13 21:51:37,901 INFO L87 Difference]: Start difference. First operand 169 states and 417 transitions. Second operand has 16 states, 15 states have (on average 1.0666666666666667) internal successors, (16), 15 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:48,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 21:51:48,159 INFO L93 Difference]: Finished difference Result 1446 states and 3597 transitions. [2021-10-13 21:51:48,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-13 21:51:48,160 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.0666666666666667) internal successors, (16), 15 states have internal predecessors, (16), 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 8 [2021-10-13 21:51:48,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 21:51:48,171 INFO L225 Difference]: With dead ends: 1446 [2021-10-13 21:51:48,172 INFO L226 Difference]: Without dead ends: 1446 [2021-10-13 21:51:48,172 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 5641.6ms TimeCoverageRelationStatistics Valid=174, Invalid=288, Unknown=0, NotChecked=0, Total=462 [2021-10-13 21:51:48,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1446 states. [2021-10-13 21:51:48,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1446 to 177. [2021-10-13 21:51:48,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 160 states have (on average 2.70625) internal successors, (433), 176 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:48,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 433 transitions. [2021-10-13 21:51:48,190 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 433 transitions. Word has length 8 [2021-10-13 21:51:48,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 21:51:48,190 INFO L470 AbstractCegarLoop]: Abstraction has 177 states and 433 transitions. [2021-10-13 21:51:48,190 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.0666666666666667) internal successors, (16), 15 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:48,190 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 433 transitions. [2021-10-13 21:51:48,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-13 21:51:48,191 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 21:51:48,191 INFO L512 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1] [2021-10-13 21:51:48,203 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-10-13 21:51:48,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-13 21:51:48,403 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting thread1Err1REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 42 more)] === [2021-10-13 21:51:48,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 21:51:48,404 INFO L82 PathProgramCache]: Analyzing trace with hash -306819933, now seen corresponding path program 2 times [2021-10-13 21:51:48,405 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 21:51:48,405 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1000461504] [2021-10-13 21:51:48,405 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 21:51:48,405 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 21:51:48,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-13 21:51:48,407 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 21:51:48,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-10-13 21:51:48,508 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-13 21:51:48,508 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 21:51:48,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-13 21:51:48,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 21:51:48,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 21:51:48,686 INFO L354 Elim1Store]: treesize reduction 141, result has 26.9 percent of original size [2021-10-13 21:51:48,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 20 treesize of output 59 [2021-10-13 21:51:48,867 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-13 21:51:48,867 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 21:51:49,746 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-13 21:51:49,747 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 21:51:49,747 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1000461504] [2021-10-13 21:51:49,747 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1000461504] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 21:51:49,747 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 21:51:49,748 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 4 [2021-10-13 21:51:49,748 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061654931] [2021-10-13 21:51:49,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 21:51:49,748 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 21:51:49,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 21:51:49,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-13 21:51:49,749 INFO L87 Difference]: Start difference. First operand 177 states and 433 transitions. Second operand has 6 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:50,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 21:51:50,071 INFO L93 Difference]: Finished difference Result 85 states and 197 transitions. [2021-10-13 21:51:50,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 21:51:50,072 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-10-13 21:51:50,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 21:51:50,073 INFO L225 Difference]: With dead ends: 85 [2021-10-13 21:51:50,073 INFO L226 Difference]: Without dead ends: 85 [2021-10-13 21:51:50,073 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 127.0ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 21:51:50,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-13 21:51:50,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 50. [2021-10-13 21:51:50,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 48 states have (on average 2.1458333333333335) internal successors, (103), 49 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:50,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 103 transitions. [2021-10-13 21:51:50,076 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 103 transitions. Word has length 10 [2021-10-13 21:51:50,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 21:51:50,076 INFO L470 AbstractCegarLoop]: Abstraction has 50 states and 103 transitions. [2021-10-13 21:51:50,076 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:51:50,077 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 103 transitions. [2021-10-13 21:51:50,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-13 21:51:50,077 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 21:51:50,078 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 21:51:50,089 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-10-13 21:51:50,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-13 21:51:50,289 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 42 more)] === [2021-10-13 21:51:50,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 21:51:50,290 INFO L82 PathProgramCache]: Analyzing trace with hash -594213340, now seen corresponding path program 1 times [2021-10-13 21:51:50,291 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 21:51:50,291 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [793635193] [2021-10-13 21:51:50,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 21:51:50,292 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 21:51:50,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-13 21:51:50,293 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 21:51:50,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-10-13 21:51:50,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 21:51:50,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 21:51:50,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 21:51:50,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 21:51:50,796 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 21:51:51,379 INFO L354 Elim1Store]: treesize reduction 442, result has 10.0 percent of original size [2021-10-13 21:51:51,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 324 treesize of output 302 [2021-10-13 21:51:51,388 INFO L388 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 302 treesize of output 298 [2021-10-13 21:51:51,397 INFO L388 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 298 treesize of output 294 [2021-10-13 21:52:05,183 INFO L354 Elim1Store]: treesize reduction 442, result has 10.0 percent of original size [2021-10-13 21:52:05,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 355 treesize of output 333 [2021-10-13 21:52:05,200 INFO L388 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 333 treesize of output 327 [2021-10-13 21:53:13,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 21:53:13,500 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 21:53:13,500 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [793635193] [2021-10-13 21:53:13,500 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [793635193] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 21:53:13,501 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 21:53:13,501 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-13 21:53:13,501 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906783064] [2021-10-13 21:53:13,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 21:53:13,502 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 21:53:13,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 21:53:13,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-10-13 21:53:13,502 INFO L87 Difference]: Start difference. First operand 50 states and 103 transitions. Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:53:14,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 21:53:14,433 INFO L93 Difference]: Finished difference Result 136 states and 296 transitions. [2021-10-13 21:53:14,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-13 21:53:14,434 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-10-13 21:53:14,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 21:53:14,435 INFO L225 Difference]: With dead ends: 136 [2021-10-13 21:53:14,435 INFO L226 Difference]: Without dead ends: 136 [2021-10-13 21:53:14,435 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 133.5ms TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2021-10-13 21:53:14,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2021-10-13 21:53:14,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 78. [2021-10-13 21:53:14,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 76 states have (on average 2.1184210526315788) internal successors, (161), 77 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:53:14,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 161 transitions. [2021-10-13 21:53:14,439 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 161 transitions. Word has length 15 [2021-10-13 21:53:14,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 21:53:14,439 INFO L470 AbstractCegarLoop]: Abstraction has 78 states and 161 transitions. [2021-10-13 21:53:14,440 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:53:14,440 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 161 transitions. [2021-10-13 21:53:14,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-13 21:53:14,441 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 21:53:14,441 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 21:53:14,454 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-10-13 21:53:14,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-13 21:53:14,654 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 42 more)] === [2021-10-13 21:53:14,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 21:53:14,655 INFO L82 PathProgramCache]: Analyzing trace with hash 897392188, now seen corresponding path program 2 times [2021-10-13 21:53:14,656 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 21:53:14,656 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1237815378] [2021-10-13 21:53:14,657 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 21:53:14,657 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 21:53:14,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-13 21:53:14,658 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 21:53:14,667 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-10-13 21:53:14,813 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-13 21:53:14,813 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 21:53:14,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 21:53:14,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 21:53:15,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 21:53:15,160 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 21:53:15,767 INFO L354 Elim1Store]: treesize reduction 442, result has 10.0 percent of original size [2021-10-13 21:53:15,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 324 treesize of output 302 [2021-10-13 21:53:15,775 INFO L388 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 302 treesize of output 298 [2021-10-13 21:53:15,782 INFO L388 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 298 treesize of output 294 [2021-10-13 21:53:29,880 INFO L354 Elim1Store]: treesize reduction 442, result has 10.0 percent of original size [2021-10-13 21:53:29,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 355 treesize of output 333 [2021-10-13 21:53:29,896 INFO L388 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 333 treesize of output 327 [2021-10-13 21:53:46,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 21:53:46,161 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 21:53:46,161 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1237815378] [2021-10-13 21:53:46,161 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1237815378] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 21:53:46,162 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 21:53:46,162 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-13 21:53:46,162 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424629668] [2021-10-13 21:53:46,162 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 21:53:46,163 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 21:53:46,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 21:53:46,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-10-13 21:53:46,164 INFO L87 Difference]: Start difference. First operand 78 states and 161 transitions. Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:53:47,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 21:53:47,150 INFO L93 Difference]: Finished difference Result 144 states and 296 transitions. [2021-10-13 21:53:47,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-13 21:53:47,153 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-10-13 21:53:47,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 21:53:47,154 INFO L225 Difference]: With dead ends: 144 [2021-10-13 21:53:47,154 INFO L226 Difference]: Without dead ends: 144 [2021-10-13 21:53:47,154 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 176.4ms TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2021-10-13 21:53:47,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2021-10-13 21:53:47,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 84. [2021-10-13 21:53:47,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 82 states have (on average 2.292682926829268) internal successors, (188), 83 states have internal predecessors, (188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:53:47,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 188 transitions. [2021-10-13 21:53:47,160 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 188 transitions. Word has length 15 [2021-10-13 21:53:47,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 21:53:47,161 INFO L470 AbstractCegarLoop]: Abstraction has 84 states and 188 transitions. [2021-10-13 21:53:47,161 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 21:53:47,161 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 188 transitions. [2021-10-13 21:53:47,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-13 21:53:47,163 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 21:53:47,163 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 21:53:47,178 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-10-13 21:53:47,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-13 21:53:47,376 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 42 more)] === [2021-10-13 21:53:47,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 21:53:47,377 INFO L82 PathProgramCache]: Analyzing trace with hash 95842482, now seen corresponding path program 3 times [2021-10-13 21:53:47,378 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 21:53:47,378 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1079114729] [2021-10-13 21:53:47,379 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-13 21:53:47,379 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 21:53:47,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-13 21:53:47,380 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 21:53:47,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-10-13 21:53:47,588 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-10-13 21:53:47,588 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 21:53:47,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 21:53:47,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 21:53:48,128 INFO L354 Elim1Store]: treesize reduction 442, result has 10.0 percent of original size [2021-10-13 21:53:48,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 325 treesize of output 303 [2021-10-13 21:53:48,142 INFO L388 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 303 treesize of output 297 [2021-10-13 21:53:50,772 INFO L354 Elim1Store]: treesize reduction 490, result has 0.2 percent of original size [2021-10-13 21:53:50,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 299 treesize of output 229 [2021-10-13 21:53:50,778 INFO L388 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 229 treesize of output 225 [2021-10-13 21:53:50,784 INFO L388 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 225 treesize of output 221 [2021-10-13 21:53:50,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 21:53:50,845 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 21:53:52,594 INFO L354 Elim1Store]: treesize reduction 1011, result has 12.5 percent of original size [2021-10-13 21:53:52,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 684 treesize of output 688 [2021-10-13 21:53:52,625 INFO L388 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 688 treesize of output 678 [2021-10-13 21:53:52,642 INFO L388 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 678 treesize of output 672 [2021-10-13 21:57:00,057 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 21:57:00,058 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1079114729] [2021-10-13 21:57:00,058 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: no int: (_ BitVec 32) [2021-10-13 21:57:00,058 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1024012771] [2021-10-13 21:57:00,058 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-13 21:57:00,059 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 21:57:00,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/cvc4 [2021-10-13 21:57:00,065 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 21:57:00,067 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2021-10-13 21:57:00,509 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-10-13 21:57:00,509 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 21:57:00,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 21:57:00,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 21:57:00,948 INFO L354 Elim1Store]: treesize reduction 442, result has 10.0 percent of original size [2021-10-13 21:57:00,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 325 treesize of output 303 [2021-10-13 21:57:00,956 INFO L388 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 303 treesize of output 297 [2021-10-13 21:57:02,746 INFO L354 Elim1Store]: treesize reduction 490, result has 0.2 percent of original size [2021-10-13 21:57:02,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 299 treesize of output 229 [2021-10-13 21:57:02,753 INFO L388 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 229 treesize of output 225 [2021-10-13 21:57:02,760 INFO L388 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 225 treesize of output 221 [2021-10-13 21:57:02,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 21:57:02,802 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 21:57:04,445 INFO L354 Elim1Store]: treesize reduction 1011, result has 12.5 percent of original size [2021-10-13 21:57:04,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 684 treesize of output 688 [2021-10-13 21:57:04,474 INFO L388 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 688 treesize of output 678 [2021-10-13 21:57:04,486 INFO L388 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 678 treesize of output 672 [2021-10-13 22:01:59,328 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: no int: (_ BitVec 32) [2021-10-13 22:01:59,329 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1204946979] [2021-10-13 22:01:59,329 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-13 22:01:59,330 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 22:01:59,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-13 22:01:59,331 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 22:01:59,332 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-10-13 22:01:59,666 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-10-13 22:01:59,666 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 22:01:59,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 22:01:59,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 22:02:00,018 INFO L354 Elim1Store]: treesize reduction 490, result has 0.2 percent of original size [2021-10-13 22:02:00,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 299 treesize of output 229 [2021-10-13 22:02:00,024 INFO L388 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 229 treesize of output 225 [2021-10-13 22:02:00,032 INFO L388 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 225 treesize of output 221 [2021-10-13 22:02:00,344 INFO L354 Elim1Store]: treesize reduction 442, result has 10.0 percent of original size [2021-10-13 22:02:00,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 325 treesize of output 303 [2021-10-13 22:02:00,357 INFO L388 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 303 treesize of output 297 [2021-10-13 22:02:01,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 22:02:01,532 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 22:02:03,018 INFO L354 Elim1Store]: treesize reduction 1011, result has 12.5 percent of original size [2021-10-13 22:02:03,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 684 treesize of output 688 [2021-10-13 22:02:03,043 INFO L388 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 688 treesize of output 682 [2021-10-13 22:02:03,054 INFO L388 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 682 treesize of output 672 Received shutdown request... [2021-10-13 22:04:05,644 WARN L223 SmtUtils]: Removed 1 from assertion stack [2021-10-13 22:04:05,646 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK [2021-10-13 22:04:05,657 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-13 22:04:05,658 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-10-13 22:04:05,659 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-2/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 [2021-10-13 22:04:05,659 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (17)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-13 22:04:05,659 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (18)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-13 22:04:05,852 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2021-10-13 22:04:06,075 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-10-13 22:04:06,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3,18 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,19 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 22:04:06,248 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. [2021-10-13 22:04:06,251 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err0REQUIRES_VIOLATION [2021-10-13 22:04:06,251 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err1REQUIRES_VIOLATION [2021-10-13 22:04:06,251 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err0REQUIRES_VIOLATION [2021-10-13 22:04:06,251 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err1REQUIRES_VIOLATION [2021-10-13 22:04:06,252 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err8REQUIRES_VIOLATION [2021-10-13 22:04:06,252 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err9REQUIRES_VIOLATION [2021-10-13 22:04:06,252 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err10REQUIRES_VIOLATION [2021-10-13 22:04:06,252 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err11REQUIRES_VIOLATION [2021-10-13 22:04:06,252 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err12REQUIRES_VIOLATION [2021-10-13 22:04:06,252 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err13REQUIRES_VIOLATION [2021-10-13 22:04:06,252 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err2REQUIRES_VIOLATION [2021-10-13 22:04:06,252 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err3REQUIRES_VIOLATION [2021-10-13 22:04:06,253 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err4REQUIRES_VIOLATION [2021-10-13 22:04:06,253 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err5REQUIRES_VIOLATION [2021-10-13 22:04:06,253 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err6REQUIRES_VIOLATION [2021-10-13 22:04:06,253 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err7REQUIRES_VIOLATION [2021-10-13 22:04:06,253 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0REQUIRES_VIOLATION [2021-10-13 22:04:06,253 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1REQUIRES_VIOLATION [2021-10-13 22:04:06,253 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2REQUIRES_VIOLATION [2021-10-13 22:04:06,253 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3REQUIRES_VIOLATION [2021-10-13 22:04:06,253 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4REQUIRES_VIOLATION [2021-10-13 22:04:06,254 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5REQUIRES_VIOLATION [2021-10-13 22:04:06,254 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6REQUIRES_VIOLATION [2021-10-13 22:04:06,254 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7REQUIRES_VIOLATION [2021-10-13 22:04:06,254 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8REQUIRES_VIOLATION [2021-10-13 22:04:06,254 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9REQUIRES_VIOLATION [2021-10-13 22:04:06,254 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK [2021-10-13 22:04:06,254 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-13 22:04:06,255 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-13 22:04:06,255 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err0REQUIRES_VIOLATION [2021-10-13 22:04:06,255 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err1REQUIRES_VIOLATION [2021-10-13 22:04:06,255 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err0REQUIRES_VIOLATION [2021-10-13 22:04:06,255 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err1REQUIRES_VIOLATION [2021-10-13 22:04:06,255 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err8REQUIRES_VIOLATION [2021-10-13 22:04:06,255 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err9REQUIRES_VIOLATION [2021-10-13 22:04:06,255 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err10REQUIRES_VIOLATION [2021-10-13 22:04:06,255 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err11REQUIRES_VIOLATION [2021-10-13 22:04:06,256 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err12REQUIRES_VIOLATION [2021-10-13 22:04:06,256 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err13REQUIRES_VIOLATION [2021-10-13 22:04:06,256 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err2REQUIRES_VIOLATION [2021-10-13 22:04:06,256 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err3REQUIRES_VIOLATION [2021-10-13 22:04:06,256 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err4REQUIRES_VIOLATION [2021-10-13 22:04:06,256 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err5REQUIRES_VIOLATION [2021-10-13 22:04:06,256 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err6REQUIRES_VIOLATION [2021-10-13 22:04:06,256 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err7REQUIRES_VIOLATION [2021-10-13 22:04:06,262 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-13 22:04:06,262 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 22:04:06,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 10:04:06 BasicIcfg [2021-10-13 22:04:06,264 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 22:04:06,265 INFO L168 Benchmark]: Toolchain (without parser) took 846582.14 ms. Allocated memory was 151.0 MB in the beginning and 194.0 MB in the end (delta: 43.0 MB). Free memory was 125.7 MB in the beginning and 122.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 128.6 MB. Max. memory is 8.0 GB. [2021-10-13 22:04:06,266 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 151.0 MB. Free memory is still 123.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-13 22:04:06,266 INFO L168 Benchmark]: CACSL2BoogieTranslator took 530.61 ms. Allocated memory is still 151.0 MB. Free memory was 125.3 MB in the beginning and 111.7 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-10-13 22:04:06,266 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.94 ms. Allocated memory is still 151.0 MB. Free memory was 111.5 MB in the beginning and 109.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-13 22:04:06,267 INFO L168 Benchmark]: Boogie Preprocessor took 83.62 ms. Allocated memory is still 151.0 MB. Free memory was 109.4 MB in the beginning and 107.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-13 22:04:06,267 INFO L168 Benchmark]: RCFGBuilder took 960.88 ms. Allocated memory is still 151.0 MB. Free memory was 107.5 MB in the beginning and 120.1 MB in the end (delta: -12.6 MB). Peak memory consumption was 12.1 MB. Max. memory is 8.0 GB. [2021-10-13 22:04:06,268 INFO L168 Benchmark]: TraceAbstraction took 844904.50 ms. Allocated memory was 151.0 MB in the beginning and 194.0 MB in the end (delta: 43.0 MB). Free memory was 119.6 MB in the beginning and 122.6 MB in the end (delta: -3.1 MB). Peak memory consumption was 121.8 MB. Max. memory is 8.0 GB. [2021-10-13 22:04:06,270 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 151.0 MB. Free memory is still 123.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 530.61 ms. Allocated memory is still 151.0 MB. Free memory was 125.3 MB in the beginning and 111.7 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 87.94 ms. Allocated memory is still 151.0 MB. Free memory was 111.5 MB in the beginning and 109.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 83.62 ms. Allocated memory is still 151.0 MB. Free memory was 109.4 MB in the beginning and 107.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 960.88 ms. Allocated memory is still 151.0 MB. Free memory was 107.5 MB in the beginning and 120.1 MB in the end (delta: -12.6 MB). Peak memory consumption was 12.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 844904.50 ms. Allocated memory was 151.0 MB in the beginning and 194.0 MB in the end (delta: 43.0 MB). Free memory was 119.6 MB in the beginning and 122.6 MB in the end (delta: -3.1 MB). Peak memory consumption was 121.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 70277.2ms, 223 PlacesBefore, 51 PlacesAfterwards, 237 TransitionsBefore, 47 TransitionsAfterwards, 7120 CoEnabledTransitionPairs, 7 FixpointIterations, 85 TrivialSequentialCompositions, 153 ConcurrentSequentialCompositions, 12 TrivialYvCompositions, 6 ConcurrentYvCompositions, 18 ChoiceCompositions, 274 TotalNumberOfCompositions, 6794 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 6619, positive: 6601, positive conditional: 0, positive unconditional: 6601, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4128, positive: 4122, positive conditional: 0, positive unconditional: 4122, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4128, positive: 4122, positive conditional: 0, positive unconditional: 4122, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 486, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 486, negative conditional: 0, negative unconditional: 486, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6619, positive: 2479, positive conditional: 0, positive unconditional: 2479, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 4128, unknown conditional: 0, unknown unconditional: 4128] , Statistics on independence cache: Total cache size (in pairs): 83, Positive cache size: 82, Positive conditional cache size: 0, Positive unconditional cache size: 82, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 51]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 51]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 61]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 61]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 75]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 75]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 80]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 80]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 85]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 85]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 64]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 64]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 67]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 67]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 70]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 70]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 118]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 118]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 101]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 101]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 102]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 102]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 103]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 103]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 104]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 104]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 91]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 102]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - TimeoutResultAtElement [Line: 101]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 16 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 3ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 336 locations, 46 error locations. Started 1 CEGAR loops. OverallTime: 844717.7ms, OverallIterations: 16, TraceHistogramMax: 6, EmptinessCheckTime: 19.9ms, AutomataDifference: 22937.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 70361.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 303 SDtfs, 1931 SDslu, 726 SDs, 0 SdLazy, 1297 SolverSat, 84 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15207.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 183 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 9033.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=438occurred in iteration=0, InterpolantAutomatonStates: 92, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 203.2ms AutomataMinimizationTime, 15 MinimizatonAttempts, 2598 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 108.6ms SsaConstructionTime, 501.3ms SatisfiabilityAnalysisTime, 127627.6ms InterpolantComputationTime, 93 NumberOfCodeBlocks, 87 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 156 ConstructedInterpolants, 29 QuantifiedInterpolants, 2513 SizeOfPredicates, 157 NumberOfNonLiveVariables, 873 ConjunctsInSsa, 130 ConjunctsInUnsatCore, 30 InterpolantComputations, 22 PerfectInterpolantSequences, 38/90 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