/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-keepdead.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix044_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-e5469eb [2021-01-20 20:41:21,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-20 20:41:21,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-20 20:41:21,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-20 20:41:21,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-20 20:41:21,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-20 20:41:21,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-20 20:41:21,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-20 20:41:21,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-20 20:41:21,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-20 20:41:21,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-20 20:41:21,306 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-20 20:41:21,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-20 20:41:21,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-20 20:41:21,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-20 20:41:21,315 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-20 20:41:21,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-20 20:41:21,320 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-20 20:41:21,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-20 20:41:21,337 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-20 20:41:21,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-20 20:41:21,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-20 20:41:21,343 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-20 20:41:21,346 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-20 20:41:21,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-20 20:41:21,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-20 20:41:21,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-20 20:41:21,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-20 20:41:21,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-20 20:41:21,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-20 20:41:21,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-20 20:41:21,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-20 20:41:21,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-20 20:41:21,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-20 20:41:21,365 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-20 20:41:21,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-20 20:41:21,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-20 20:41:21,367 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-20 20:41:21,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-20 20:41:21,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-20 20:41:21,369 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-20 20:41:21,370 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-keepdead.epf [2021-01-20 20:41:21,397 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-20 20:41:21,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-20 20:41:21,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-20 20:41:21,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-20 20:41:21,400 INFO L138 SettingsManager]: * Use SBE=true [2021-01-20 20:41:21,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-20 20:41:21,400 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-20 20:41:21,400 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-20 20:41:21,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-20 20:41:21,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-20 20:41:21,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-20 20:41:21,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-20 20:41:21,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-20 20:41:21,402 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-20 20:41:21,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-20 20:41:21,403 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-20 20:41:21,403 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-20 20:41:21,403 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-20 20:41:21,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-20 20:41:21,404 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-20 20:41:21,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-20 20:41:21,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-20 20:41:21,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-20 20:41:21,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-20 20:41:21,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-20 20:41:21,405 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-20 20:41:21,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-20 20:41:21,406 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-20 20:41:21,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-20 20:41:21,406 INFO L138 SettingsManager]: * Remove dead ends from automaton=false [2021-01-20 20:41:21,407 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-20 20:41:21,407 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-20 20:41:21,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-20 20:41:21,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-20 20:41:21,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-20 20:41:21,838 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-20 20:41:21,839 INFO L275 PluginConnector]: CDTParser initialized [2021-01-20 20:41:21,841 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix044_pso.oepc.i [2021-01-20 20:41:21,948 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bce6d06d6/42eb6012ad9347a2969a0f65413cbda1/FLAG920abc9f5 [2021-01-20 20:41:22,714 INFO L306 CDTParser]: Found 1 translation units. [2021-01-20 20:41:22,715 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix044_pso.oepc.i [2021-01-20 20:41:22,739 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bce6d06d6/42eb6012ad9347a2969a0f65413cbda1/FLAG920abc9f5 [2021-01-20 20:41:22,763 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bce6d06d6/42eb6012ad9347a2969a0f65413cbda1 [2021-01-20 20:41:22,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-20 20:41:22,770 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-20 20:41:22,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-20 20:41:22,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-20 20:41:22,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-20 20:41:22,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.01 08:41:22" (1/1) ... [2021-01-20 20:41:22,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4308f96f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 08:41:22, skipping insertion in model container [2021-01-20 20:41:22,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.01 08:41:22" (1/1) ... [2021-01-20 20:41:22,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-20 20:41:22,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-20 20:41:23,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-20 20:41:23,595 INFO L203 MainTranslator]: Completed pre-run [2021-01-20 20:41:23,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-20 20:41:23,767 INFO L208 MainTranslator]: Completed translation [2021-01-20 20:41:23,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 08:41:23 WrapperNode [2021-01-20 20:41:23,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-20 20:41:23,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-20 20:41:23,774 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-20 20:41:23,775 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-20 20:41:23,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 08:41:23" (1/1) ... [2021-01-20 20:41:23,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 08:41:23" (1/1) ... [2021-01-20 20:41:23,902 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-20 20:41:23,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-20 20:41:23,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-20 20:41:23,903 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-20 20:41:23,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 08:41:23" (1/1) ... [2021-01-20 20:41:23,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 08:41:23" (1/1) ... [2021-01-20 20:41:23,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 08:41:23" (1/1) ... [2021-01-20 20:41:23,919 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 08:41:23" (1/1) ... [2021-01-20 20:41:23,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 08:41:23" (1/1) ... [2021-01-20 20:41:23,935 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 08:41:23" (1/1) ... [2021-01-20 20:41:23,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 08:41:23" (1/1) ... [2021-01-20 20:41:23,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-20 20:41:23,947 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-20 20:41:23,947 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-20 20:41:23,947 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-20 20:41:23,948 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 08:41:23" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-20 20:41:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-20 20:41:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-20 20:41:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-20 20:41:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-20 20:41:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-01-20 20:41:24,035 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-01-20 20:41:24,035 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-01-20 20:41:24,035 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-01-20 20:41:24,035 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-01-20 20:41:24,035 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-01-20 20:41:24,036 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-01-20 20:41:24,036 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-01-20 20:41:24,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-20 20:41:24,036 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-20 20:41:24,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-20 20:41:24,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-20 20:41:24,039 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-20 20:41:26,525 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-20 20:41:26,526 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2021-01-20 20:41:26,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.01 08:41:26 BoogieIcfgContainer [2021-01-20 20:41:26,528 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-20 20:41:26,530 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-20 20:41:26,530 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-20 20:41:26,534 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-20 20:41:26,534 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.01 08:41:22" (1/3) ... [2021-01-20 20:41:26,535 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cfcc306 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.01 08:41:26, skipping insertion in model container [2021-01-20 20:41:26,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 08:41:23" (2/3) ... [2021-01-20 20:41:26,535 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cfcc306 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.01 08:41:26, skipping insertion in model container [2021-01-20 20:41:26,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.01 08:41:26" (3/3) ... [2021-01-20 20:41:26,537 INFO L111 eAbstractionObserver]: Analyzing ICFG mix044_pso.oepc.i [2021-01-20 20:41:26,553 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-20 20:41:26,554 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-20 20:41:26,558 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-01-20 20:41:26,559 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-20 20:41:26,603 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,604 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,604 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,604 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,604 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,604 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,605 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,605 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,605 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,605 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,605 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,605 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,606 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,606 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,606 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,606 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,606 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,607 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,607 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,607 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,607 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,607 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,607 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,608 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,610 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,610 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,610 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,611 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,611 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,611 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,611 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,611 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,612 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,612 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,612 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,612 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,613 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,613 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,613 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,613 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,613 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,614 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,614 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,614 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,614 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,614 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,614 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,615 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,615 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,615 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,615 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,616 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,616 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,616 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,616 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,616 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,616 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,616 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,617 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,617 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,617 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,618 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,618 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,618 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,618 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,619 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,619 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,619 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,619 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,619 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,620 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,620 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,620 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,620 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,620 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,620 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,621 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,621 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,621 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,621 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,622 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,622 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,622 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,622 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,623 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,623 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,623 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,623 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,624 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,624 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,624 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,624 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,624 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,625 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,625 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,625 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,625 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,625 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,626 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,626 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,626 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,626 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,626 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,626 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,626 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,627 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,627 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,627 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,627 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,627 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,627 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,627 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,628 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,628 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,628 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,628 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,628 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,628 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,629 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,629 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,629 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,629 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,629 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,629 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,629 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,630 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,630 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,630 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,630 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,630 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,630 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,631 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,631 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,631 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,633 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,633 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,633 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,633 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,634 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,634 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,634 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,634 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,634 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,634 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,634 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,635 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,635 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,635 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,635 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,635 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,635 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,635 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,636 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,636 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,636 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,636 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,636 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,636 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,637 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,637 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,637 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,637 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,637 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,637 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,638 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,638 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,638 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,638 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,638 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,638 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,638 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,639 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,641 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,641 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,641 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,641 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,641 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,642 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,642 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,642 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,642 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,642 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,643 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,643 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,643 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,643 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,644 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,644 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,644 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,644 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,646 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,647 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,647 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,647 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,647 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,647 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,647 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,648 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,648 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,648 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,653 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,653 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,653 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,653 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,654 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,654 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,654 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,654 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,654 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,654 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,657 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,658 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,658 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,658 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,658 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,658 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,659 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,659 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,659 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,659 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,659 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,659 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,660 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,660 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,660 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,660 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,660 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,660 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,661 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,661 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,661 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,661 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,661 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,661 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,662 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,662 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,662 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,662 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,662 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,662 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,663 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,663 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,663 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,665 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,665 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,665 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,665 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,666 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,666 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,666 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,666 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,666 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,666 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,666 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,667 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,667 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,667 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 20:41:26,668 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-20 20:41:26,681 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-01-20 20:41:26,704 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-20 20:41:26,705 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-20 20:41:26,705 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-20 20:41:26,705 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-20 20:41:26,705 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-20 20:41:26,705 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-20 20:41:26,705 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-20 20:41:26,705 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-20 20:41:26,719 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 133 places, 123 transitions, 266 flow [2021-01-20 20:42:37,132 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 181231 states, 181227 states have (on average 4.586926892791913) internal successors, (831275), 181230 states have internal predecessors, (831275), 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) [2021-01-20 20:42:37,479 INFO L276 IsEmpty]: Start isEmpty. Operand has 181231 states, 181227 states have (on average 4.586926892791913) internal successors, (831275), 181230 states have internal predecessors, (831275), 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) [2021-01-20 20:42:37,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-01-20 20:42:37,494 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 20:42:37,494 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 20:42:37,498 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 20:42:37,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 20:42:37,512 INFO L82 PathProgramCache]: Analyzing trace with hash 1812315476, now seen corresponding path program 1 times [2021-01-20 20:42:37,533 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 20:42:37,534 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850284197] [2021-01-20 20:42:37,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 20:42:37,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 20:42:37,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 20:42:37,988 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850284197] [2021-01-20 20:42:37,989 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 20:42:37,989 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-20 20:42:37,990 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119872517] [2021-01-20 20:42:37,995 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-20 20:42:37,996 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 20:42:38,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-20 20:42:38,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-20 20:42:38,321 INFO L87 Difference]: Start difference. First operand has 181231 states, 181227 states have (on average 4.586926892791913) internal successors, (831275), 181230 states have internal predecessors, (831275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 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) [2021-01-20 20:42:41,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 20:42:41,973 INFO L93 Difference]: Finished difference Result 150859 states and 674983 transitions. [2021-01-20 20:42:41,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-20 20:42:41,975 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 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 45 [2021-01-20 20:42:41,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 20:42:41,978 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-20 20:42:41,978 INFO L78 Accepts]: Start accepts. Automaton has 150859 states and 674983 transitions. Word has length 45 [2021-01-20 20:42:41,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 20:42:41,980 INFO L481 AbstractCegarLoop]: Abstraction has 150859 states and 674983 transitions. [2021-01-20 20:42:41,980 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 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) [2021-01-20 20:42:41,980 INFO L276 IsEmpty]: Start isEmpty. Operand 150859 states and 674983 transitions. [2021-01-20 20:42:42,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-01-20 20:42:42,083 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 20:42:42,084 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 20:42:42,084 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-20 20:42:42,084 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 20:42:42,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 20:42:42,085 INFO L82 PathProgramCache]: Analyzing trace with hash -1131709248, now seen corresponding path program 1 times [2021-01-20 20:42:42,085 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 20:42:42,086 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249864539] [2021-01-20 20:42:42,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 20:42:42,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 20:42:42,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 20:42:42,415 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249864539] [2021-01-20 20:42:42,416 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 20:42:42,417 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-20 20:42:42,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939103299] [2021-01-20 20:42:42,419 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-20 20:42:42,419 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 20:42:42,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-20 20:42:42,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-20 20:42:42,422 INFO L87 Difference]: Start difference. First operand 150859 states and 674983 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-20 20:42:45,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 20:42:45,665 INFO L93 Difference]: Finished difference Result 225099 states and 1004455 transitions. [2021-01-20 20:42:45,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-20 20:42:45,665 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 70 [2021-01-20 20:42:45,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 20:42:45,667 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-01-20 20:42:45,667 INFO L78 Accepts]: Start accepts. Automaton has 225099 states and 1004455 transitions. Word has length 70 [2021-01-20 20:42:45,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 20:42:45,669 INFO L481 AbstractCegarLoop]: Abstraction has 225099 states and 1004455 transitions. [2021-01-20 20:42:45,669 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-20 20:42:45,669 INFO L276 IsEmpty]: Start isEmpty. Operand 225099 states and 1004455 transitions. [2021-01-20 20:42:45,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-01-20 20:42:45,786 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 20:42:45,787 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 20:42:45,787 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-20 20:42:45,787 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 20:42:45,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 20:42:45,791 INFO L82 PathProgramCache]: Analyzing trace with hash 1388503425, now seen corresponding path program 1 times [2021-01-20 20:42:45,791 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 20:42:45,791 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877801633] [2021-01-20 20:42:45,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 20:42:45,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 20:42:45,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 20:42:45,989 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877801633] [2021-01-20 20:42:45,990 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 20:42:45,990 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-20 20:42:45,990 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665311574] [2021-01-20 20:42:45,991 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-20 20:42:45,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 20:42:45,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-20 20:42:45,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-20 20:42:45,992 INFO L87 Difference]: Start difference. First operand 225099 states and 1004455 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-20 20:42:49,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 20:42:49,792 INFO L93 Difference]: Finished difference Result 267595 states and 1189927 transitions. [2021-01-20 20:42:49,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-20 20:42:49,792 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2021-01-20 20:42:49,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 20:42:49,793 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-01-20 20:42:49,794 INFO L78 Accepts]: Start accepts. Automaton has 267595 states and 1189927 transitions. Word has length 72 [2021-01-20 20:42:49,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 20:42:49,794 INFO L481 AbstractCegarLoop]: Abstraction has 267595 states and 1189927 transitions. [2021-01-20 20:42:49,794 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-20 20:42:49,795 INFO L276 IsEmpty]: Start isEmpty. Operand 267595 states and 1189927 transitions. [2021-01-20 20:42:49,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-01-20 20:42:49,899 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 20:42:49,900 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 20:42:49,900 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-20 20:42:49,900 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 20:42:49,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 20:42:49,901 INFO L82 PathProgramCache]: Analyzing trace with hash -1349604798, now seen corresponding path program 1 times [2021-01-20 20:42:49,901 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 20:42:49,901 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023375618] [2021-01-20 20:42:49,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 20:42:49,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 20:42:50,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 20:42:50,135 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023375618] [2021-01-20 20:42:50,135 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 20:42:50,136 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-20 20:42:50,136 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026756477] [2021-01-20 20:42:50,138 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-20 20:42:50,138 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 20:42:50,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-20 20:42:50,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-20 20:42:50,140 INFO L87 Difference]: Start difference. First operand 267595 states and 1189927 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 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) [2021-01-20 20:42:56,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 20:42:56,302 INFO L93 Difference]: Finished difference Result 453899 states and 2011955 transitions. [2021-01-20 20:42:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-20 20:42:56,302 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 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 74 [2021-01-20 20:42:56,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 20:42:56,303 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-01-20 20:42:56,303 INFO L78 Accepts]: Start accepts. Automaton has 453899 states and 2011955 transitions. Word has length 74 [2021-01-20 20:42:56,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 20:42:56,304 INFO L481 AbstractCegarLoop]: Abstraction has 453899 states and 2011955 transitions. [2021-01-20 20:42:56,304 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 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) [2021-01-20 20:42:56,304 INFO L276 IsEmpty]: Start isEmpty. Operand 453899 states and 2011955 transitions. [2021-01-20 20:42:56,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-01-20 20:42:56,461 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 20:42:56,461 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 20:42:56,461 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-20 20:42:56,461 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 20:42:56,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 20:42:56,463 INFO L82 PathProgramCache]: Analyzing trace with hash 1401471969, now seen corresponding path program 1 times [2021-01-20 20:42:56,463 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 20:42:56,464 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034854361] [2021-01-20 20:42:56,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 20:42:56,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 20:42:56,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 20:42:56,809 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034854361] [2021-01-20 20:42:56,809 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 20:42:56,809 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-20 20:42:56,809 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805831919] [2021-01-20 20:42:56,810 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-20 20:42:56,810 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 20:42:56,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-20 20:42:56,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-20 20:42:56,811 INFO L87 Difference]: Start difference. First operand 453899 states and 2011955 transitions. Second operand has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 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) [2021-01-20 20:43:00,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 20:43:00,322 INFO L93 Difference]: Finished difference Result 287642 states and 1241055 transitions. [2021-01-20 20:43:00,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-20 20:43:00,323 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 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 76 [2021-01-20 20:43:00,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 20:43:00,324 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-01-20 20:43:00,324 INFO L78 Accepts]: Start accepts. Automaton has 287642 states and 1241055 transitions. Word has length 76 [2021-01-20 20:43:00,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 20:43:00,324 INFO L481 AbstractCegarLoop]: Abstraction has 287642 states and 1241055 transitions. [2021-01-20 20:43:00,325 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 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) [2021-01-20 20:43:00,325 INFO L276 IsEmpty]: Start isEmpty. Operand 287642 states and 1241055 transitions. [2021-01-20 20:43:01,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-01-20 20:43:01,382 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 20:43:01,383 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 20:43:01,383 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-20 20:43:01,383 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 20:43:01,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 20:43:01,384 INFO L82 PathProgramCache]: Analyzing trace with hash 1411001410, now seen corresponding path program 1 times [2021-01-20 20:43:01,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 20:43:01,385 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86691069] [2021-01-20 20:43:01,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 20:43:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 20:43:01,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 20:43:01,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86691069] [2021-01-20 20:43:01,771 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 20:43:01,772 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-20 20:43:01,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55920187] [2021-01-20 20:43:01,773 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-20 20:43:01,773 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 20:43:01,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-20 20:43:01,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-20 20:43:01,774 INFO L87 Difference]: Start difference. First operand 287642 states and 1241055 transitions. Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 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) [2021-01-20 20:43:07,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 20:43:07,972 INFO L93 Difference]: Finished difference Result 571760 states and 2440058 transitions. [2021-01-20 20:43:07,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-20 20:43:07,973 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 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 79 [2021-01-20 20:43:07,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 20:43:07,973 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-01-20 20:43:07,973 INFO L78 Accepts]: Start accepts. Automaton has 571760 states and 2440058 transitions. Word has length 79 [2021-01-20 20:43:07,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 20:43:07,974 INFO L481 AbstractCegarLoop]: Abstraction has 571760 states and 2440058 transitions. [2021-01-20 20:43:07,974 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 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) [2021-01-20 20:43:07,974 INFO L276 IsEmpty]: Start isEmpty. Operand 571760 states and 2440058 transitions. [2021-01-20 20:43:08,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-01-20 20:43:08,323 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 20:43:08,323 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 20:43:08,323 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-20 20:43:08,323 INFO L429 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 20:43:08,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 20:43:08,324 INFO L82 PathProgramCache]: Analyzing trace with hash -1754311112, now seen corresponding path program 1 times [2021-01-20 20:43:08,324 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 20:43:08,324 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48792497] [2021-01-20 20:43:08,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 20:43:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 20:43:09,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 20:43:09,425 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48792497] [2021-01-20 20:43:09,425 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 20:43:09,432 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-20 20:43:09,432 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116724237] [2021-01-20 20:43:09,432 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-20 20:43:09,433 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 20:43:09,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-20 20:43:09,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-01-20 20:43:09,441 INFO L87 Difference]: Start difference. First operand 571760 states and 2440058 transitions. Second operand has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 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) [2021-01-20 20:43:12,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 20:43:12,628 INFO L93 Difference]: Finished difference Result 280262 states and 1160662 transitions. [2021-01-20 20:43:12,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-01-20 20:43:12,629 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 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 79 [2021-01-20 20:43:12,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 20:43:12,630 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2021-01-20 20:43:12,630 INFO L78 Accepts]: Start accepts. Automaton has 280262 states and 1160662 transitions. Word has length 79 [2021-01-20 20:43:12,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 20:43:12,630 INFO L481 AbstractCegarLoop]: Abstraction has 280262 states and 1160662 transitions. [2021-01-20 20:43:12,630 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 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) [2021-01-20 20:43:12,631 INFO L276 IsEmpty]: Start isEmpty. Operand 280262 states and 1160662 transitions. [2021-01-20 20:43:12,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-01-20 20:43:12,943 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 20:43:12,943 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 20:43:12,944 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-20 20:43:12,944 INFO L429 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 20:43:12,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 20:43:12,944 INFO L82 PathProgramCache]: Analyzing trace with hash 621046419, now seen corresponding path program 1 times [2021-01-20 20:43:12,945 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 20:43:12,945 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745483671] [2021-01-20 20:43:12,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 20:43:13,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 20:43:13,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 20:43:13,169 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745483671] [2021-01-20 20:43:13,169 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 20:43:13,169 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-20 20:43:13,169 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906511855] [2021-01-20 20:43:13,170 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-20 20:43:13,170 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 20:43:13,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-20 20:43:13,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-01-20 20:43:13,171 INFO L87 Difference]: Start difference. First operand 280262 states and 1160662 transitions. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 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) [2021-01-20 20:43:15,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 20:43:15,516 INFO L93 Difference]: Finished difference Result 147467 states and 607762 transitions. [2021-01-20 20:43:15,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-01-20 20:43:15,517 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 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 82 [2021-01-20 20:43:15,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 20:43:15,518 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=116, Invalid=226, Unknown=0, NotChecked=0, Total=342 [2021-01-20 20:43:15,518 INFO L78 Accepts]: Start accepts. Automaton has 147467 states and 607762 transitions. Word has length 82 [2021-01-20 20:43:15,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 20:43:15,518 INFO L481 AbstractCegarLoop]: Abstraction has 147467 states and 607762 transitions. [2021-01-20 20:43:15,519 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 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) [2021-01-20 20:43:15,519 INFO L276 IsEmpty]: Start isEmpty. Operand 147467 states and 607762 transitions. [2021-01-20 20:43:16,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-01-20 20:43:16,625 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 20:43:16,626 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 20:43:16,626 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-20 20:43:16,629 INFO L429 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 20:43:16,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 20:43:16,630 INFO L82 PathProgramCache]: Analyzing trace with hash -823268205, now seen corresponding path program 1 times [2021-01-20 20:43:16,630 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 20:43:16,631 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549519549] [2021-01-20 20:43:16,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 20:43:16,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 20:43:17,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 20:43:17,041 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549519549] [2021-01-20 20:43:17,041 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 20:43:17,041 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-01-20 20:43:17,043 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480647837] [2021-01-20 20:43:17,043 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-20 20:43:17,047 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 20:43:17,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-20 20:43:17,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-01-20 20:43:17,049 INFO L87 Difference]: Start difference. First operand 147467 states and 607762 transitions. Second operand has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 9 states have internal predecessors, (87), 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) [2021-01-20 20:43:20,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 20:43:20,765 INFO L93 Difference]: Finished difference Result 283930 states and 1159919 transitions. [2021-01-20 20:43:20,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-20 20:43:20,766 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 9 states have internal predecessors, (87), 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 87 [2021-01-20 20:43:20,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 20:43:20,767 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2021-01-20 20:43:20,767 INFO L78 Accepts]: Start accepts. Automaton has 283930 states and 1159919 transitions. Word has length 87 [2021-01-20 20:43:20,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 20:43:20,768 INFO L481 AbstractCegarLoop]: Abstraction has 283930 states and 1159919 transitions. [2021-01-20 20:43:20,768 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 9 states have internal predecessors, (87), 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) [2021-01-20 20:43:20,768 INFO L276 IsEmpty]: Start isEmpty. Operand 283930 states and 1159919 transitions. [2021-01-20 20:43:21,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-01-20 20:43:21,849 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 20:43:21,849 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 20:43:21,850 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-01-20 20:43:21,851 INFO L429 AbstractCegarLoop]: === Iteration 10 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 20:43:21,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 20:43:21,852 INFO L82 PathProgramCache]: Analyzing trace with hash 1347874449, now seen corresponding path program 2 times [2021-01-20 20:43:21,852 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 20:43:21,852 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89912940] [2021-01-20 20:43:21,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 20:43:21,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 20:43:22,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 20:43:22,340 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89912940] [2021-01-20 20:43:22,340 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 20:43:22,340 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-01-20 20:43:22,341 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647633961] [2021-01-20 20:43:22,342 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-20 20:43:22,342 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 20:43:22,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-20 20:43:22,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-01-20 20:43:22,344 INFO L87 Difference]: Start difference. First operand 283930 states and 1159919 transitions. Second operand has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 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) [2021-01-20 20:43:28,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 20:43:28,260 INFO L93 Difference]: Finished difference Result 379665 states and 1536280 transitions. [2021-01-20 20:43:28,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-01-20 20:43:28,262 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 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 87 [2021-01-20 20:43:28,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 20:43:28,263 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2021-01-20 20:43:28,263 INFO L78 Accepts]: Start accepts. Automaton has 379665 states and 1536280 transitions. Word has length 87 [2021-01-20 20:43:28,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 20:43:28,263 INFO L481 AbstractCegarLoop]: Abstraction has 379665 states and 1536280 transitions. [2021-01-20 20:43:28,263 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 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) [2021-01-20 20:43:28,263 INFO L276 IsEmpty]: Start isEmpty. Operand 379665 states and 1536280 transitions. [2021-01-20 20:43:30,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-01-20 20:43:30,815 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 20:43:30,815 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 20:43:30,815 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-01-20 20:43:30,816 INFO L429 AbstractCegarLoop]: === Iteration 11 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 20:43:30,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 20:43:30,816 INFO L82 PathProgramCache]: Analyzing trace with hash -73651885, now seen corresponding path program 3 times [2021-01-20 20:43:30,817 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 20:43:30,817 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675782032] [2021-01-20 20:43:30,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 20:43:30,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 20:43:31,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 20:43:31,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675782032] [2021-01-20 20:43:31,188 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 20:43:31,189 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-01-20 20:43:31,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459283047] [2021-01-20 20:43:31,189 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-20 20:43:31,189 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 20:43:31,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-20 20:43:31,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-01-20 20:43:31,192 INFO L87 Difference]: Start difference. First operand 379665 states and 1536280 transitions. Second operand has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 9 states have internal predecessors, (87), 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) [2021-01-20 20:43:36,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 20:43:36,459 INFO L93 Difference]: Finished difference Result 323451 states and 1310587 transitions. [2021-01-20 20:43:36,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-01-20 20:43:36,460 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 9 states have internal predecessors, (87), 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 87 [2021-01-20 20:43:36,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 20:43:36,463 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=169, Invalid=337, Unknown=0, NotChecked=0, Total=506 [2021-01-20 20:43:36,463 INFO L78 Accepts]: Start accepts. Automaton has 323451 states and 1310587 transitions. Word has length 87 [2021-01-20 20:43:36,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 20:43:36,464 INFO L481 AbstractCegarLoop]: Abstraction has 323451 states and 1310587 transitions. [2021-01-20 20:43:36,464 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 9 states have internal predecessors, (87), 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) [2021-01-20 20:43:36,464 INFO L276 IsEmpty]: Start isEmpty. Operand 323451 states and 1310587 transitions. [2021-01-20 20:43:37,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-01-20 20:43:37,695 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 20:43:37,695 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 20:43:37,695 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-01-20 20:43:37,696 INFO L429 AbstractCegarLoop]: === Iteration 12 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 20:43:37,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 20:43:37,696 INFO L82 PathProgramCache]: Analyzing trace with hash 636890924, now seen corresponding path program 1 times [2021-01-20 20:43:37,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 20:43:37,700 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075208108] [2021-01-20 20:43:37,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 20:43:37,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 20:43:38,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 20:43:38,242 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075208108] [2021-01-20 20:43:38,242 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 20:43:38,242 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-20 20:43:38,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908591697] [2021-01-20 20:43:38,243 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-20 20:43:38,243 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 20:43:38,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-20 20:43:38,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-20 20:43:38,244 INFO L87 Difference]: Start difference. First operand 323451 states and 1310587 transitions. Second operand has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 7 states have internal predecessors, (92), 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) [2021-01-20 20:43:45,536 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2021-01-20 20:43:46,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 20:43:46,060 INFO L93 Difference]: Finished difference Result 511860 states and 2061033 transitions. [2021-01-20 20:43:46,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-20 20:43:46,061 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 7 states have internal predecessors, (92), 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 92 [2021-01-20 20:43:46,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 20:43:46,061 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-01-20 20:43:46,062 INFO L78 Accepts]: Start accepts. Automaton has 511860 states and 2061033 transitions. Word has length 92 [2021-01-20 20:43:46,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 20:43:46,062 INFO L481 AbstractCegarLoop]: Abstraction has 511860 states and 2061033 transitions. [2021-01-20 20:43:46,062 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 7 states have internal predecessors, (92), 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) [2021-01-20 20:43:46,062 INFO L276 IsEmpty]: Start isEmpty. Operand 511860 states and 2061033 transitions. [2021-01-20 20:43:49,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-01-20 20:43:49,439 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 20:43:49,439 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 20:43:49,441 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-01-20 20:43:49,441 INFO L429 AbstractCegarLoop]: === Iteration 13 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 20:43:49,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 20:43:49,441 INFO L82 PathProgramCache]: Analyzing trace with hash 451017608, now seen corresponding path program 2 times [2021-01-20 20:43:49,441 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 20:43:49,442 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271224817] [2021-01-20 20:43:49,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 20:43:49,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 20:43:50,434 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 8 [2021-01-20 20:43:50,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 20:43:50,506 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271224817] [2021-01-20 20:43:50,506 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 20:43:50,506 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-20 20:43:50,506 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197979905] [2021-01-20 20:43:50,506 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-20 20:43:50,507 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 20:43:50,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-20 20:43:50,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-20 20:43:50,510 INFO L87 Difference]: Start difference. First operand 511860 states and 2061033 transitions. Second operand has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 6 states have internal predecessors, (92), 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) [2021-01-20 20:44:01,749 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2021-01-20 20:44:02,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 20:44:02,024 INFO L93 Difference]: Finished difference Result 877646 states and 3511523 transitions. [2021-01-20 20:44:02,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-20 20:44:02,025 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 6 states have internal predecessors, (92), 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 92 [2021-01-20 20:44:02,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 20:44:02,029 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-01-20 20:44:02,029 INFO L78 Accepts]: Start accepts. Automaton has 877646 states and 3511523 transitions. Word has length 92 [2021-01-20 20:44:02,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 20:44:02,039 INFO L481 AbstractCegarLoop]: Abstraction has 877646 states and 3511523 transitions. [2021-01-20 20:44:02,039 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 6 states have internal predecessors, (92), 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) [2021-01-20 20:44:02,039 INFO L276 IsEmpty]: Start isEmpty. Operand 877646 states and 3511523 transitions. [2021-01-20 20:44:06,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-01-20 20:44:06,928 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 20:44:06,929 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 20:44:06,929 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-01-20 20:44:06,930 INFO L429 AbstractCegarLoop]: === Iteration 14 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 20:44:06,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 20:44:06,930 INFO L82 PathProgramCache]: Analyzing trace with hash -1600419216, now seen corresponding path program 3 times [2021-01-20 20:44:06,934 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 20:44:06,934 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518526615] [2021-01-20 20:44:06,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 20:44:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 20:44:07,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 20:44:07,556 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518526615] [2021-01-20 20:44:07,556 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 20:44:07,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-01-20 20:44:07,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943905377] [2021-01-20 20:44:07,557 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-01-20 20:44:07,557 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 20:44:07,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-01-20 20:44:07,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-01-20 20:44:07,561 INFO L87 Difference]: Start difference. First operand 877646 states and 3511523 transitions. Second operand has 12 states, 12 states have (on average 7.666666666666667) internal successors, (92), 12 states have internal predecessors, (92), 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)