/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi002_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-16 15:43:58,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-16 15:43:58,390 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-16 15:43:58,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-16 15:43:58,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-16 15:43:58,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-16 15:43:58,427 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-16 15:43:58,432 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-16 15:43:58,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-16 15:43:58,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-16 15:43:58,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-16 15:43:58,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-16 15:43:58,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-16 15:43:58,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-16 15:43:58,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-16 15:43:58,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-16 15:43:58,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-16 15:43:58,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-16 15:43:58,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-16 15:43:58,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-16 15:43:58,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-16 15:43:58,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-16 15:43:58,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-16 15:43:58,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-16 15:43:58,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-16 15:43:58,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-16 15:43:58,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-16 15:43:58,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-16 15:43:58,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-16 15:43:58,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2021-06-16 15:43:58,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-16 15:43:58,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-16 15:43:58,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-16 15:43:58,476 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-Delay.epf [2021-06-16 15:43:58,506 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-16 15:43:58,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-16 15:43:58,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-16 15:43:58,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-16 15:43:58,508 INFO L138 SettingsManager]: * Use SBE=true [2021-06-16 15:43:58,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-16 15:43:58,509 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-16 15:43:58,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-16 15:43:58,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-16 15:43:58,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-16 15:43:58,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-16 15:43:58,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-16 15:43:58,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-16 15:43:58,510 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-16 15:43:58,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-16 15:43:58,510 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-16 15:43:58,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-16 15:43:58,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-16 15:43:58,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-16 15:43:58,511 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-16 15:43:58,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-16 15:43:58,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-16 15:43:58,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-16 15:43:58,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-16 15:43:58,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-16 15:43:58,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-16 15:43:58,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-16 15:43:58,525 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-16 15:43:58,525 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-16 15:43:58,525 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-16 15:43:58,526 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-16 15:43:58,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-16 15:43:58,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-16 15:43:58,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-16 15:43:58,834 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-16 15:43:58,834 INFO L275 PluginConnector]: CDTParser initialized [2021-06-16 15:43:58,835 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi002_tso.opt.i [2021-06-16 15:43:58,890 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15d5a93fb/02252430251e44db934899bd17065cc4/FLAGaae0b68d1 [2021-06-16 15:43:59,309 INFO L306 CDTParser]: Found 1 translation units. [2021-06-16 15:43:59,309 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_tso.opt.i [2021-06-16 15:43:59,329 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15d5a93fb/02252430251e44db934899bd17065cc4/FLAGaae0b68d1 [2021-06-16 15:43:59,634 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15d5a93fb/02252430251e44db934899bd17065cc4 [2021-06-16 15:43:59,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-16 15:43:59,637 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-16 15:43:59,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-16 15:43:59,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-16 15:43:59,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-16 15:43:59,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 03:43:59" (1/1) ... [2021-06-16 15:43:59,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@744115e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:43:59, skipping insertion in model container [2021-06-16 15:43:59,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 03:43:59" (1/1) ... [2021-06-16 15:43:59,664 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-16 15:43:59,706 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-16 15:43:59,804 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_tso.opt.i[991,1004] [2021-06-16 15:44:00,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 15:44:00,048 INFO L203 MainTranslator]: Completed pre-run [2021-06-16 15:44:00,055 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_tso.opt.i[991,1004] [2021-06-16 15:44:00,091 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 15:44:00,150 INFO L208 MainTranslator]: Completed translation [2021-06-16 15:44:00,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:44:00 WrapperNode [2021-06-16 15:44:00,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-16 15:44:00,153 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-16 15:44:00,153 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-16 15:44:00,153 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-16 15:44:00,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:44:00" (1/1) ... [2021-06-16 15:44:00,186 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:44:00" (1/1) ... [2021-06-16 15:44:00,220 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-16 15:44:00,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-16 15:44:00,221 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-16 15:44:00,221 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-16 15:44:00,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:44:00" (1/1) ... [2021-06-16 15:44:00,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:44:00" (1/1) ... [2021-06-16 15:44:00,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:44:00" (1/1) ... [2021-06-16 15:44:00,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:44:00" (1/1) ... [2021-06-16 15:44:00,247 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:44:00" (1/1) ... [2021-06-16 15:44:00,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:44:00" (1/1) ... [2021-06-16 15:44:00,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:44:00" (1/1) ... [2021-06-16 15:44:00,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-16 15:44:00,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-16 15:44:00,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-16 15:44:00,275 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-16 15:44:00,276 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:44:00" (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 [2021-06-16 15:44:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-16 15:44:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-16 15:44:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-16 15:44:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-16 15:44:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-16 15:44:00,347 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-16 15:44:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-16 15:44:00,347 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-16 15:44:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-16 15:44:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-16 15:44:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-16 15:44:00,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-16 15:44:00,349 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-16 15:44:03,345 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-16 15:44:03,345 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-06-16 15:44:03,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 03:44:03 BoogieIcfgContainer [2021-06-16 15:44:03,349 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-16 15:44:03,351 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-16 15:44:03,351 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-16 15:44:03,354 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-16 15:44:03,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.06 03:43:59" (1/3) ... [2021-06-16 15:44:03,355 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4edc4117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 03:44:03, skipping insertion in model container [2021-06-16 15:44:03,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:44:00" (2/3) ... [2021-06-16 15:44:03,355 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4edc4117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 03:44:03, skipping insertion in model container [2021-06-16 15:44:03,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 03:44:03" (3/3) ... [2021-06-16 15:44:03,356 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi002_tso.opt.i [2021-06-16 15:44:03,362 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-16 15:44:03,362 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-16 15:44:03,362 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-06-16 15:44:03,363 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-16 15:44:03,400 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,400 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,400 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,400 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,400 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,400 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,400 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,401 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,401 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,401 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,401 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,401 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,401 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,401 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,401 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,406 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,412 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,412 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,412 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,412 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,412 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,412 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,412 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,414 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,414 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,415 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,415 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,415 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,415 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,415 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,415 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,415 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,415 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,415 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,416 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,416 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,416 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,416 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,416 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,416 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,416 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,416 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,416 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,423 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,423 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,423 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,423 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,423 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,423 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,423 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,423 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,423 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,423 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,423 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,423 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,424 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,424 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,424 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,424 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,424 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,424 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,424 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,424 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,424 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,429 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,429 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,429 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,430 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,430 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,430 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,430 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,430 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,430 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,430 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,437 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,437 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,437 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,437 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,437 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,437 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,437 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,437 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,438 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,438 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,438 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,438 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,440 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,440 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,440 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,440 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,440 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,440 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,440 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,440 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,441 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,441 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,441 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,441 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,441 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,441 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,441 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,441 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,441 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,442 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,442 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,442 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,442 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,442 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,442 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,442 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,442 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,442 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,442 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,443 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,443 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,443 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,443 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,443 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,443 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,443 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,443 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,443 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,444 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,444 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,444 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,444 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,444 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,444 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,444 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,444 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,444 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,444 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,445 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,445 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,445 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,445 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,445 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,445 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,445 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,445 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,445 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,445 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,446 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,446 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,446 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,446 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,446 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,446 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,446 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,446 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,449 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,450 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,452 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,452 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,452 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:44:03,453 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-16 15:44:03,467 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-16 15:44:03,480 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 15:44:03,480 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 15:44:03,480 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 15:44:03,480 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 15:44:03,480 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 15:44:03,481 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 15:44:03,481 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 15:44:03,481 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P1======== [2021-06-16 15:44:04,647 INFO L276 IsEmpty]: Start isEmpty. Operand has 2815 states, 2480 states have (on average 2.208467741935484) internal successors, (5477), 2814 states have internal predecessors, (5477), 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) [2021-06-16 15:44:04,663 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-16 15:44:04,664 INFO L301 ceAbstractionStarter]: Result for error location P1 was SAFE (1/3) [2021-06-16 15:44:04,665 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-16 15:44:04,667 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 15:44:04,667 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 15:44:04,667 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 15:44:04,667 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 15:44:04,667 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 15:44:04,667 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 15:44:04,667 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 15:44:04,667 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P1Thread1of1ForFork0======== [2021-06-16 15:44:05,605 INFO L276 IsEmpty]: Start isEmpty. Operand has 2815 states, 2480 states have (on average 2.208467741935484) internal successors, (5477), 2814 states have internal predecessors, (5477), 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) [2021-06-16 15:44:05,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-06-16 15:44:05,606 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:05,607 INFO L472 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] [2021-06-16 15:44:05,607 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:05,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:05,611 INFO L82 PathProgramCache]: Analyzing trace with hash 676475700, now seen corresponding path program 1 times [2021-06-16 15:44:05,617 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:05,617 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279904550] [2021-06-16 15:44:05,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:05,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:05,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:05,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:05,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:05,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:05,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:05,839 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:05,839 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279904550] [2021-06-16 15:44:05,840 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279904550] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:05,840 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:05,840 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-16 15:44:05,841 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465287407] [2021-06-16 15:44:05,843 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-16 15:44:05,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:05,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-16 15:44:05,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 15:44:05,859 INFO L87 Difference]: Start difference. First operand has 2815 states, 2480 states have (on average 2.208467741935484) internal successors, (5477), 2814 states have internal predecessors, (5477), 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 30.5) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:44:05,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:05,951 INFO L93 Difference]: Finished difference Result 2491 states and 4614 transitions. [2021-06-16 15:44:05,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 15:44:05,953 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2021-06-16 15:44:05,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:05,973 INFO L225 Difference]: With dead ends: 2491 [2021-06-16 15:44:05,973 INFO L226 Difference]: Without dead ends: 931 [2021-06-16 15:44:05,974 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 15:44:05,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 931 states. [2021-06-16 15:44:06,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 931 to 931. [2021-06-16 15:44:06,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 931 states, 855 states have (on average 1.8631578947368421) internal successors, (1593), 930 states have internal predecessors, (1593), 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) [2021-06-16 15:44:06,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 931 states and 1593 transitions. [2021-06-16 15:44:06,032 INFO L78 Accepts]: Start accepts. Automaton has 931 states and 1593 transitions. Word has length 61 [2021-06-16 15:44:06,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:06,032 INFO L482 AbstractCegarLoop]: Abstraction has 931 states and 1593 transitions. [2021-06-16 15:44:06,036 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:44:06,036 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1593 transitions. [2021-06-16 15:44:06,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-06-16 15:44:06,037 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:06,037 INFO L472 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] [2021-06-16 15:44:06,037 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-16 15:44:06,037 INFO L430 AbstractCegarLoop]: === Iteration 2 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:06,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:06,038 INFO L82 PathProgramCache]: Analyzing trace with hash -504087594, now seen corresponding path program 1 times [2021-06-16 15:44:06,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:06,038 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493035526] [2021-06-16 15:44:06,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:06,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:06,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:06,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:06,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:06,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:06,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:06,138 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:06,139 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493035526] [2021-06-16 15:44:06,139 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493035526] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:06,139 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:06,139 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-16 15:44:06,139 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225980395] [2021-06-16 15:44:06,141 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-16 15:44:06,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:06,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-16 15:44:06,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 15:44:06,142 INFO L87 Difference]: Start difference. First operand 931 states and 1593 transitions. Second operand has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 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) [2021-06-16 15:44:06,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:06,154 INFO L93 Difference]: Finished difference Result 715 states and 1137 transitions. [2021-06-16 15:44:06,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 15:44:06,154 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 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 62 [2021-06-16 15:44:06,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:06,155 INFO L225 Difference]: With dead ends: 715 [2021-06-16 15:44:06,155 INFO L226 Difference]: Without dead ends: 0 [2021-06-16 15:44:06,156 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 15:44:06,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-06-16 15:44:06,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-06-16 15:44:06,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2021-06-16 15:44:06,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-06-16 15:44:06,156 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2021-06-16 15:44:06,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:06,157 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-06-16 15:44:06,157 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 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) [2021-06-16 15:44:06,157 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-06-16 15:44:06,157 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-16 15:44:06,157 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-16 15:44:06,157 INFO L301 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE (2/3) [2021-06-16 15:44:06,158 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-06-16 15:44:06,161 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 15:44:06,162 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 15:44:06,162 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 15:44:06,162 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 15:44:06,162 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 15:44:06,162 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 15:44:06,162 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 15:44:06,162 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-16 15:44:07,091 INFO L276 IsEmpty]: Start isEmpty. Operand has 2815 states, 2480 states have (on average 2.208467741935484) internal successors, (5477), 2814 states have internal predecessors, (5477), 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) [2021-06-16 15:44:07,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-06-16 15:44:07,095 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:07,095 INFO L472 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] [2021-06-16 15:44:07,095 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:07,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:07,095 INFO L82 PathProgramCache]: Analyzing trace with hash 13887970, now seen corresponding path program 1 times [2021-06-16 15:44:07,095 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:07,096 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409505356] [2021-06-16 15:44:07,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:07,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:07,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:07,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:07,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:07,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:07,256 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:07,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:07,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:07,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:07,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:07,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:07,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:07,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:07,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:07,286 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:07,286 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409505356] [2021-06-16 15:44:07,286 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409505356] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:07,286 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:07,286 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-16 15:44:07,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096752614] [2021-06-16 15:44:07,286 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-16 15:44:07,287 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:07,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-16 15:44:07,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-16 15:44:07,293 INFO L87 Difference]: Start difference. First operand has 2815 states, 2480 states have (on average 2.208467741935484) internal successors, (5477), 2814 states have internal predecessors, (5477), 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 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 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) [2021-06-16 15:44:07,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:07,411 INFO L93 Difference]: Finished difference Result 3247 states and 6134 transitions. [2021-06-16 15:44:07,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 15:44:07,412 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 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 73 [2021-06-16 15:44:07,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:07,415 INFO L225 Difference]: With dead ends: 3247 [2021-06-16 15:44:07,415 INFO L226 Difference]: Without dead ends: 823 [2021-06-16 15:44:07,415 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 78.1ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-06-16 15:44:07,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 823 states. [2021-06-16 15:44:07,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 823 to 823. [2021-06-16 15:44:07,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 823 states, 814 states have (on average 1.8427518427518428) internal successors, (1500), 822 states have internal predecessors, (1500), 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) [2021-06-16 15:44:07,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 1500 transitions. [2021-06-16 15:44:07,461 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 1500 transitions. Word has length 73 [2021-06-16 15:44:07,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:07,462 INFO L482 AbstractCegarLoop]: Abstraction has 823 states and 1500 transitions. [2021-06-16 15:44:07,462 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 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) [2021-06-16 15:44:07,462 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1500 transitions. [2021-06-16 15:44:07,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-06-16 15:44:07,463 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:07,463 INFO L472 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] [2021-06-16 15:44:07,463 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-16 15:44:07,463 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:07,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:07,465 INFO L82 PathProgramCache]: Analyzing trace with hash 331639205, now seen corresponding path program 1 times [2021-06-16 15:44:07,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:07,465 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851822090] [2021-06-16 15:44:07,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:07,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:07,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:07,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:07,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:07,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:07,596 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:07,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:07,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:07,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:07,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:07,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:07,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:07,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:07,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:07,628 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:07,629 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851822090] [2021-06-16 15:44:07,629 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851822090] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:07,629 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:07,629 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-16 15:44:07,629 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794760926] [2021-06-16 15:44:07,630 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-16 15:44:07,630 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:07,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-16 15:44:07,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-16 15:44:07,631 INFO L87 Difference]: Start difference. First operand 823 states and 1500 transitions. Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:44:07,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:07,746 INFO L93 Difference]: Finished difference Result 863 states and 1596 transitions. [2021-06-16 15:44:07,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 15:44:07,747 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2021-06-16 15:44:07,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:07,749 INFO L225 Difference]: With dead ends: 863 [2021-06-16 15:44:07,749 INFO L226 Difference]: Without dead ends: 661 [2021-06-16 15:44:07,749 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 80.8ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-06-16 15:44:07,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 661 states. [2021-06-16 15:44:07,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 661 to 661. [2021-06-16 15:44:07,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 661 states, 656 states have (on average 1.8033536585365855) internal successors, (1183), 660 states have internal predecessors, (1183), 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) [2021-06-16 15:44:07,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 661 states and 1183 transitions. [2021-06-16 15:44:07,758 INFO L78 Accepts]: Start accepts. Automaton has 661 states and 1183 transitions. Word has length 77 [2021-06-16 15:44:07,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:07,758 INFO L482 AbstractCegarLoop]: Abstraction has 661 states and 1183 transitions. [2021-06-16 15:44:07,759 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:44:07,759 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1183 transitions. [2021-06-16 15:44:07,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-06-16 15:44:07,759 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:07,760 INFO L472 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] [2021-06-16 15:44:07,760 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-16 15:44:07,760 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:07,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:07,760 INFO L82 PathProgramCache]: Analyzing trace with hash -1932983581, now seen corresponding path program 1 times [2021-06-16 15:44:07,760 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:07,760 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139781625] [2021-06-16 15:44:07,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:07,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:07,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:07,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:07,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:07,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:07,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:44:07,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:07,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:44:07,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:07,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:44:07,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:07,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 15:44:07,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:07,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:44:07,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:07,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 15:44:07,973 INFO L142 QuantifierPusher]: treesize reduction 37, result has 45.6 percent of original size [2021-06-16 15:44:07,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-16 15:44:08,007 INFO L142 QuantifierPusher]: treesize reduction 27, result has 70.7 percent of original size [2021-06-16 15:44:08,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-06-16 15:44:08,043 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:08,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:08,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:08,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:08,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:08,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:08,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:08,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:08,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:08,101 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:08,101 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139781625] [2021-06-16 15:44:08,101 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139781625] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:08,101 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:08,101 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-06-16 15:44:08,102 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126473880] [2021-06-16 15:44:08,102 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-16 15:44:08,102 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:08,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-16 15:44:08,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2021-06-16 15:44:08,103 INFO L87 Difference]: Start difference. First operand 661 states and 1183 transitions. Second operand has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 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) [2021-06-16 15:44:08,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:08,549 INFO L93 Difference]: Finished difference Result 929 states and 1729 transitions. [2021-06-16 15:44:08,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-16 15:44:08,553 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 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 81 [2021-06-16 15:44:08,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:08,557 INFO L225 Difference]: With dead ends: 929 [2021-06-16 15:44:08,557 INFO L226 Difference]: Without dead ends: 829 [2021-06-16 15:44:08,557 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 315.2ms TimeCoverageRelationStatistics Valid=163, Invalid=389, Unknown=0, NotChecked=0, Total=552 [2021-06-16 15:44:08,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 829 states. [2021-06-16 15:44:08,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 829 to 727. [2021-06-16 15:44:08,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 727 states, 722 states have (on average 1.8310249307479225) internal successors, (1322), 726 states have internal predecessors, (1322), 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) [2021-06-16 15:44:08,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 727 states and 1322 transitions. [2021-06-16 15:44:08,568 INFO L78 Accepts]: Start accepts. Automaton has 727 states and 1322 transitions. Word has length 81 [2021-06-16 15:44:08,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:08,569 INFO L482 AbstractCegarLoop]: Abstraction has 727 states and 1322 transitions. [2021-06-16 15:44:08,569 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 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) [2021-06-16 15:44:08,569 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1322 transitions. [2021-06-16 15:44:08,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-06-16 15:44:08,570 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:08,570 INFO L472 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] [2021-06-16 15:44:08,570 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-16 15:44:08,570 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:08,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:08,571 INFO L82 PathProgramCache]: Analyzing trace with hash 371379525, now seen corresponding path program 2 times [2021-06-16 15:44:08,571 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:08,571 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111642105] [2021-06-16 15:44:08,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:08,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:08,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:08,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:08,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:08,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:08,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:08,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:44:08,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:08,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:44:08,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:08,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:44:08,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:08,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 15:44:08,757 INFO L142 QuantifierPusher]: treesize reduction 35, result has 57.3 percent of original size [2021-06-16 15:44:08,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-06-16 15:44:08,779 INFO L142 QuantifierPusher]: treesize reduction 36, result has 70.2 percent of original size [2021-06-16 15:44:08,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-06-16 15:44:08,817 INFO L142 QuantifierPusher]: treesize reduction 57, result has 67.4 percent of original size [2021-06-16 15:44:08,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-06-16 15:44:08,865 INFO L142 QuantifierPusher]: treesize reduction 36, result has 68.7 percent of original size [2021-06-16 15:44:08,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-06-16 15:44:08,894 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:08,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:08,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:08,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:08,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:08,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:08,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:08,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:08,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:08,938 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:08,939 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111642105] [2021-06-16 15:44:08,939 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111642105] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:08,939 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:08,939 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-06-16 15:44:08,939 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702708404] [2021-06-16 15:44:08,939 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-16 15:44:08,939 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:08,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-16 15:44:08,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2021-06-16 15:44:08,940 INFO L87 Difference]: Start difference. First operand 727 states and 1322 transitions. Second operand has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 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) [2021-06-16 15:44:09,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:09,331 INFO L93 Difference]: Finished difference Result 849 states and 1587 transitions. [2021-06-16 15:44:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 15:44:09,332 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 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 81 [2021-06-16 15:44:09,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:09,334 INFO L225 Difference]: With dead ends: 849 [2021-06-16 15:44:09,334 INFO L226 Difference]: Without dead ends: 769 [2021-06-16 15:44:09,335 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 282.8ms TimeCoverageRelationStatistics Valid=106, Invalid=274, Unknown=0, NotChecked=0, Total=380 [2021-06-16 15:44:09,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 769 states. [2021-06-16 15:44:09,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 769 to 682. [2021-06-16 15:44:09,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 682 states, 677 states have (on average 1.8050221565731166) internal successors, (1222), 681 states have internal predecessors, (1222), 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) [2021-06-16 15:44:09,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 1222 transitions. [2021-06-16 15:44:09,345 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 1222 transitions. Word has length 81 [2021-06-16 15:44:09,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:09,345 INFO L482 AbstractCegarLoop]: Abstraction has 682 states and 1222 transitions. [2021-06-16 15:44:09,345 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 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) [2021-06-16 15:44:09,345 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1222 transitions. [2021-06-16 15:44:09,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-06-16 15:44:09,346 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:09,346 INFO L472 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] [2021-06-16 15:44:09,347 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-16 15:44:09,347 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:09,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:09,347 INFO L82 PathProgramCache]: Analyzing trace with hash -467573967, now seen corresponding path program 3 times [2021-06-16 15:44:09,347 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:09,347 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709115090] [2021-06-16 15:44:09,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:09,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:09,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:09,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:09,454 INFO L142 QuantifierPusher]: treesize reduction 5, result has 37.5 percent of original size [2021-06-16 15:44:09,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:09,456 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-06-16 15:44:09,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:44:09,461 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-06-16 15:44:09,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:44:09,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:09,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 15:44:09,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:09,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 15:44:09,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:09,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 15:44:09,495 INFO L142 QuantifierPusher]: treesize reduction 26, result has 61.2 percent of original size [2021-06-16 15:44:09,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-16 15:44:09,526 INFO L142 QuantifierPusher]: treesize reduction 63, result has 47.5 percent of original size [2021-06-16 15:44:09,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-06-16 15:44:09,579 INFO L142 QuantifierPusher]: treesize reduction 63, result has 48.8 percent of original size [2021-06-16 15:44:09,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-06-16 15:44:09,615 INFO L142 QuantifierPusher]: treesize reduction 89, result has 50.0 percent of original size [2021-06-16 15:44:09,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-16 15:44:09,658 INFO L142 QuantifierPusher]: treesize reduction 26, result has 57.4 percent of original size [2021-06-16 15:44:09,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-16 15:44:09,681 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:09,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:09,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:09,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:09,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:09,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:09,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:09,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:09,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:09,728 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:09,728 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709115090] [2021-06-16 15:44:09,728 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709115090] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:09,728 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:09,728 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-06-16 15:44:09,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575316624] [2021-06-16 15:44:09,729 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-16 15:44:09,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:09,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-16 15:44:09,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2021-06-16 15:44:09,730 INFO L87 Difference]: Start difference. First operand 682 states and 1222 transitions. Second operand has 16 states, 16 states have (on average 5.0625) internal successors, (81), 16 states have internal predecessors, (81), 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) [2021-06-16 15:44:10,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:10,805 INFO L93 Difference]: Finished difference Result 939 states and 1744 transitions. [2021-06-16 15:44:10,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-16 15:44:10,806 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.0625) internal successors, (81), 16 states have internal predecessors, (81), 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 81 [2021-06-16 15:44:10,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:10,808 INFO L225 Difference]: With dead ends: 939 [2021-06-16 15:44:10,808 INFO L226 Difference]: Without dead ends: 687 [2021-06-16 15:44:10,809 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 187 ImplicationChecksByTransitivity, 688.3ms TimeCoverageRelationStatistics Valid=219, Invalid=773, Unknown=0, NotChecked=0, Total=992 [2021-06-16 15:44:10,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687 states. [2021-06-16 15:44:10,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 687 to 656. [2021-06-16 15:44:10,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 656 states, 651 states have (on average 1.7788018433179724) internal successors, (1158), 655 states have internal predecessors, (1158), 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) [2021-06-16 15:44:10,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 656 states and 1158 transitions. [2021-06-16 15:44:10,833 INFO L78 Accepts]: Start accepts. Automaton has 656 states and 1158 transitions. Word has length 81 [2021-06-16 15:44:10,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:10,833 INFO L482 AbstractCegarLoop]: Abstraction has 656 states and 1158 transitions. [2021-06-16 15:44:10,833 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 5.0625) internal successors, (81), 16 states have internal predecessors, (81), 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) [2021-06-16 15:44:10,833 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1158 transitions. [2021-06-16 15:44:10,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-06-16 15:44:10,834 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:10,834 INFO L472 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] [2021-06-16 15:44:10,835 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-16 15:44:10,835 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:10,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:10,835 INFO L82 PathProgramCache]: Analyzing trace with hash -505350497, now seen corresponding path program 1 times [2021-06-16 15:44:10,835 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:10,835 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128009657] [2021-06-16 15:44:10,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:10,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:10,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:10,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:10,937 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.2 percent of original size [2021-06-16 15:44:10,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:44:10,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:10,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:10,951 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:10,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:10,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:10,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:10,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:10,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:10,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:10,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:10,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:10,983 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:10,983 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128009657] [2021-06-16 15:44:10,983 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1128009657] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:10,983 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:10,983 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-16 15:44:10,983 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259810111] [2021-06-16 15:44:10,984 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-16 15:44:10,984 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:10,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-16 15:44:10,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-16 15:44:10,984 INFO L87 Difference]: Start difference. First operand 656 states and 1158 transitions. Second operand has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 7 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) [2021-06-16 15:44:11,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:11,150 INFO L93 Difference]: Finished difference Result 985 states and 1798 transitions. [2021-06-16 15:44:11,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 15:44:11,151 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 7 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 [2021-06-16 15:44:11,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:11,153 INFO L225 Difference]: With dead ends: 985 [2021-06-16 15:44:11,153 INFO L226 Difference]: Without dead ends: 642 [2021-06-16 15:44:11,153 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 69.2ms TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-06-16 15:44:11,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 642 states. [2021-06-16 15:44:11,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 642 to 642. [2021-06-16 15:44:11,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 642 states, 637 states have (on average 1.7362637362637363) internal successors, (1106), 641 states have internal predecessors, (1106), 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) [2021-06-16 15:44:11,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 1106 transitions. [2021-06-16 15:44:11,164 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 1106 transitions. Word has length 82 [2021-06-16 15:44:11,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:11,164 INFO L482 AbstractCegarLoop]: Abstraction has 642 states and 1106 transitions. [2021-06-16 15:44:11,164 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 7 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) [2021-06-16 15:44:11,165 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1106 transitions. [2021-06-16 15:44:11,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-06-16 15:44:11,166 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:11,166 INFO L472 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] [2021-06-16 15:44:11,166 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-16 15:44:11,166 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:11,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:11,166 INFO L82 PathProgramCache]: Analyzing trace with hash 991068003, now seen corresponding path program 2 times [2021-06-16 15:44:11,166 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:11,166 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040160228] [2021-06-16 15:44:11,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:11,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:11,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:11,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:11,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:11,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:11,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:11,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:44:11,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:11,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:44:11,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:11,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:44:11,345 INFO L142 QuantifierPusher]: treesize reduction 26, result has 56.7 percent of original size [2021-06-16 15:44:11,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 15:44:11,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:11,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:44:11,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:11,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:44:11,388 INFO L142 QuantifierPusher]: treesize reduction 21, result has 67.2 percent of original size [2021-06-16 15:44:11,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 15:44:11,411 INFO L142 QuantifierPusher]: treesize reduction 21, result has 69.1 percent of original size [2021-06-16 15:44:11,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-06-16 15:44:11,439 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:11,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:11,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:11,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:11,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:11,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:11,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:11,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:11,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:11,481 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:11,481 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040160228] [2021-06-16 15:44:11,481 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040160228] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:11,481 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:11,481 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-06-16 15:44:11,481 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243087034] [2021-06-16 15:44:11,482 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-16 15:44:11,482 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:11,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-16 15:44:11,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2021-06-16 15:44:11,482 INFO L87 Difference]: Start difference. First operand 642 states and 1106 transitions. Second operand has 14 states, 14 states have (on average 5.857142857142857) internal successors, (82), 14 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) [2021-06-16 15:44:11,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:11,914 INFO L93 Difference]: Finished difference Result 749 states and 1341 transitions. [2021-06-16 15:44:11,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 15:44:11,915 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.857142857142857) internal successors, (82), 14 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 [2021-06-16 15:44:11,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:11,917 INFO L225 Difference]: With dead ends: 749 [2021-06-16 15:44:11,917 INFO L226 Difference]: Without dead ends: 673 [2021-06-16 15:44:11,917 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 294.1ms TimeCoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2021-06-16 15:44:11,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 673 states. [2021-06-16 15:44:11,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 673 to 658. [2021-06-16 15:44:11,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 658 states, 653 states have (on average 1.7381316998468606) internal successors, (1135), 657 states have internal predecessors, (1135), 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) [2021-06-16 15:44:11,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 658 states and 1135 transitions. [2021-06-16 15:44:11,926 INFO L78 Accepts]: Start accepts. Automaton has 658 states and 1135 transitions. Word has length 82 [2021-06-16 15:44:11,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:11,926 INFO L482 AbstractCegarLoop]: Abstraction has 658 states and 1135 transitions. [2021-06-16 15:44:11,926 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 5.857142857142857) internal successors, (82), 14 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) [2021-06-16 15:44:11,926 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1135 transitions. [2021-06-16 15:44:11,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-06-16 15:44:11,927 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:11,927 INFO L472 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] [2021-06-16 15:44:11,927 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-16 15:44:11,927 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:11,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:11,928 INFO L82 PathProgramCache]: Analyzing trace with hash -1486689681, now seen corresponding path program 3 times [2021-06-16 15:44:11,928 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:11,928 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637721076] [2021-06-16 15:44:11,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:12,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:12,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:12,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:12,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:12,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:12,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:44:12,026 INFO L142 QuantifierPusher]: treesize reduction 26, result has 54.4 percent of original size [2021-06-16 15:44:12,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-16 15:44:12,039 INFO L142 QuantifierPusher]: treesize reduction 28, result has 58.8 percent of original size [2021-06-16 15:44:12,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-16 15:44:12,071 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-06-16 15:44:12,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 15:44:12,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:12,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:12,094 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:12,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:12,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:12,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:12,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:12,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:12,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:12,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:12,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:12,147 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:12,147 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637721076] [2021-06-16 15:44:12,147 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [637721076] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:12,147 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:12,147 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-06-16 15:44:12,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550370180] [2021-06-16 15:44:12,148 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-16 15:44:12,148 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:12,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-16 15:44:12,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-06-16 15:44:12,149 INFO L87 Difference]: Start difference. First operand 658 states and 1135 transitions. Second operand has 11 states, 11 states have (on average 7.454545454545454) internal successors, (82), 11 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) [2021-06-16 15:44:12,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:12,418 INFO L93 Difference]: Finished difference Result 754 states and 1343 transitions. [2021-06-16 15:44:12,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 15:44:12,418 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.454545454545454) internal successors, (82), 11 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 [2021-06-16 15:44:12,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:12,420 INFO L225 Difference]: With dead ends: 754 [2021-06-16 15:44:12,420 INFO L226 Difference]: Without dead ends: 500 [2021-06-16 15:44:12,420 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 183.9ms TimeCoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2021-06-16 15:44:12,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2021-06-16 15:44:12,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 467. [2021-06-16 15:44:12,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 467 states, 462 states have (on average 1.670995670995671) internal successors, (772), 466 states have internal predecessors, (772), 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) [2021-06-16 15:44:12,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 467 states and 772 transitions. [2021-06-16 15:44:12,427 INFO L78 Accepts]: Start accepts. Automaton has 467 states and 772 transitions. Word has length 82 [2021-06-16 15:44:12,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:12,427 INFO L482 AbstractCegarLoop]: Abstraction has 467 states and 772 transitions. [2021-06-16 15:44:12,427 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 7.454545454545454) internal successors, (82), 11 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) [2021-06-16 15:44:12,427 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 772 transitions. [2021-06-16 15:44:12,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-06-16 15:44:12,428 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:12,428 INFO L472 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] [2021-06-16 15:44:12,428 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-16 15:44:12,428 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:12,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:12,429 INFO L82 PathProgramCache]: Analyzing trace with hash 1952610859, now seen corresponding path program 4 times [2021-06-16 15:44:12,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:12,429 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768377189] [2021-06-16 15:44:12,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:12,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:12,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:12,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:12,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:12,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:12,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:12,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:44:12,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:12,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:44:12,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:12,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:44:12,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:12,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 15:44:12,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:12,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:12,617 INFO L142 QuantifierPusher]: treesize reduction 37, result has 56.0 percent of original size [2021-06-16 15:44:12,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-06-16 15:44:12,649 INFO L142 QuantifierPusher]: treesize reduction 78, result has 48.7 percent of original size [2021-06-16 15:44:12,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-06-16 15:44:12,694 INFO L142 QuantifierPusher]: treesize reduction 92, result has 47.7 percent of original size [2021-06-16 15:44:12,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-16 15:44:12,736 INFO L142 QuantifierPusher]: treesize reduction 9, result has 71.0 percent of original size [2021-06-16 15:44:12,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 15:44:12,764 INFO L142 QuantifierPusher]: treesize reduction 19, result has 78.4 percent of original size [2021-06-16 15:44:12,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-06-16 15:44:12,801 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:12,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:12,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:12,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:12,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:12,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:12,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:12,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:12,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:12,845 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:12,845 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768377189] [2021-06-16 15:44:12,845 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768377189] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:12,845 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:12,845 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-06-16 15:44:12,845 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904437926] [2021-06-16 15:44:12,845 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-16 15:44:12,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:12,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-16 15:44:12,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2021-06-16 15:44:12,846 INFO L87 Difference]: Start difference. First operand 467 states and 772 transitions. Second operand has 16 states, 16 states have (on average 5.125) internal successors, (82), 16 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) [2021-06-16 15:44:13,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:13,227 INFO L93 Difference]: Finished difference Result 559 states and 969 transitions. [2021-06-16 15:44:13,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-16 15:44:13,227 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.125) internal successors, (82), 16 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 [2021-06-16 15:44:13,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:13,229 INFO L225 Difference]: With dead ends: 559 [2021-06-16 15:44:13,229 INFO L226 Difference]: Without dead ends: 499 [2021-06-16 15:44:13,229 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 342.0ms TimeCoverageRelationStatistics Valid=92, Invalid=370, Unknown=0, NotChecked=0, Total=462 [2021-06-16 15:44:13,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2021-06-16 15:44:13,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 428. [2021-06-16 15:44:13,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 428 states, 423 states have (on average 1.6808510638297873) internal successors, (711), 427 states have internal predecessors, (711), 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) [2021-06-16 15:44:13,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 711 transitions. [2021-06-16 15:44:13,235 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 711 transitions. Word has length 82 [2021-06-16 15:44:13,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:13,235 INFO L482 AbstractCegarLoop]: Abstraction has 428 states and 711 transitions. [2021-06-16 15:44:13,235 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 5.125) internal successors, (82), 16 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) [2021-06-16 15:44:13,235 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 711 transitions. [2021-06-16 15:44:13,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-06-16 15:44:13,236 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:13,236 INFO L472 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] [2021-06-16 15:44:13,236 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-16 15:44:13,236 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:13,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:13,236 INFO L82 PathProgramCache]: Analyzing trace with hash -1053260713, now seen corresponding path program 5 times [2021-06-16 15:44:13,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:13,237 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804617061] [2021-06-16 15:44:13,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:13,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:13,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:13,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:13,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:13,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:13,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:13,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:44:13,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:13,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:44:13,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:13,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:44:13,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:13,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 15:44:13,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:13,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:44:13,379 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-16 15:44:13,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:13,390 INFO L142 QuantifierPusher]: treesize reduction 7, result has 72.0 percent of original size [2021-06-16 15:44:13,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 15:44:13,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:13,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:44:13,408 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:13,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:13,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:13,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:13,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:13,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:13,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:13,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:13,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:13,443 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:13,443 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804617061] [2021-06-16 15:44:13,443 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804617061] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:13,443 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:13,443 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-06-16 15:44:13,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338283063] [2021-06-16 15:44:13,444 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-16 15:44:13,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:13,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-16 15:44:13,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2021-06-16 15:44:13,444 INFO L87 Difference]: Start difference. First operand 428 states and 711 transitions. Second operand has 14 states, 14 states have (on average 5.857142857142857) internal successors, (82), 14 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) [2021-06-16 15:44:13,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:13,674 INFO L93 Difference]: Finished difference Result 610 states and 1053 transitions. [2021-06-16 15:44:13,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 15:44:13,675 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.857142857142857) internal successors, (82), 14 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 [2021-06-16 15:44:13,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:13,676 INFO L225 Difference]: With dead ends: 610 [2021-06-16 15:44:13,676 INFO L226 Difference]: Without dead ends: 420 [2021-06-16 15:44:13,676 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 160.8ms TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2021-06-16 15:44:13,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2021-06-16 15:44:13,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 390. [2021-06-16 15:44:13,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 390 states, 385 states have (on average 1.7012987012987013) internal successors, (655), 389 states have internal predecessors, (655), 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) [2021-06-16 15:44:13,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 655 transitions. [2021-06-16 15:44:13,682 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 655 transitions. Word has length 82 [2021-06-16 15:44:13,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:13,682 INFO L482 AbstractCegarLoop]: Abstraction has 390 states and 655 transitions. [2021-06-16 15:44:13,682 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 5.857142857142857) internal successors, (82), 14 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) [2021-06-16 15:44:13,682 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 655 transitions. [2021-06-16 15:44:13,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-06-16 15:44:13,683 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:13,683 INFO L472 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] [2021-06-16 15:44:13,684 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-16 15:44:13,684 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:13,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:13,684 INFO L82 PathProgramCache]: Analyzing trace with hash -1551308179, now seen corresponding path program 6 times [2021-06-16 15:44:13,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:13,684 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136537877] [2021-06-16 15:44:13,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:13,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:13,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:13,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:13,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:13,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:13,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:13,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:44:13,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:13,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:44:13,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:13,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:44:13,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:13,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-16 15:44:13,822 INFO L142 QuantifierPusher]: treesize reduction 12, result has 84.6 percent of original size [2021-06-16 15:44:13,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-06-16 15:44:13,853 INFO L142 QuantifierPusher]: treesize reduction 32, result has 64.8 percent of original size [2021-06-16 15:44:13,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-16 15:44:13,882 INFO L142 QuantifierPusher]: treesize reduction 58, result has 58.9 percent of original size [2021-06-16 15:44:13,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-06-16 15:44:13,921 INFO L142 QuantifierPusher]: treesize reduction 66, result has 52.9 percent of original size [2021-06-16 15:44:13,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-06-16 15:44:13,953 INFO L142 QuantifierPusher]: treesize reduction 30, result has 64.3 percent of original size [2021-06-16 15:44:13,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-16 15:44:13,985 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:13,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:14,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:14,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:14,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:14,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:14,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:14,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:14,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:14,024 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:14,024 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136537877] [2021-06-16 15:44:14,024 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136537877] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:14,024 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:14,024 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-06-16 15:44:14,025 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376381487] [2021-06-16 15:44:14,025 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-16 15:44:14,025 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:14,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-16 15:44:14,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2021-06-16 15:44:14,026 INFO L87 Difference]: Start difference. First operand 390 states and 655 transitions. Second operand has 15 states, 15 states have (on average 5.466666666666667) internal successors, (82), 15 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) [2021-06-16 15:44:14,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:14,671 INFO L93 Difference]: Finished difference Result 752 states and 1329 transitions. [2021-06-16 15:44:14,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-16 15:44:14,673 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 5.466666666666667) internal successors, (82), 15 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 [2021-06-16 15:44:14,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:14,676 INFO L225 Difference]: With dead ends: 752 [2021-06-16 15:44:14,676 INFO L226 Difference]: Without dead ends: 640 [2021-06-16 15:44:14,676 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 549.8ms TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2021-06-16 15:44:14,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 640 states. [2021-06-16 15:44:14,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 640 to 397. [2021-06-16 15:44:14,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 397 states, 392 states have (on average 1.7066326530612246) internal successors, (669), 396 states have internal predecessors, (669), 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) [2021-06-16 15:44:14,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 669 transitions. [2021-06-16 15:44:14,696 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 669 transitions. Word has length 82 [2021-06-16 15:44:14,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:14,696 INFO L482 AbstractCegarLoop]: Abstraction has 397 states and 669 transitions. [2021-06-16 15:44:14,697 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 5.466666666666667) internal successors, (82), 15 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) [2021-06-16 15:44:14,697 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 669 transitions. [2021-06-16 15:44:14,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-06-16 15:44:14,698 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:14,698 INFO L472 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] [2021-06-16 15:44:14,698 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-16 15:44:14,698 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:14,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:14,698 INFO L82 PathProgramCache]: Analyzing trace with hash 15675597, now seen corresponding path program 7 times [2021-06-16 15:44:14,698 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:14,698 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934376806] [2021-06-16 15:44:14,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:14,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:14,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:14,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:14,801 INFO L142 QuantifierPusher]: treesize reduction 5, result has 37.5 percent of original size [2021-06-16 15:44:14,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:14,803 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-06-16 15:44:14,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:44:14,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:14,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:14,811 INFO L142 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size [2021-06-16 15:44:14,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 15:44:14,820 INFO L142 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size [2021-06-16 15:44:14,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 15:44:14,828 INFO L142 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size [2021-06-16 15:44:14,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-16 15:44:14,836 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size [2021-06-16 15:44:14,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 15:44:14,848 INFO L142 QuantifierPusher]: treesize reduction 3, result has 72.7 percent of original size [2021-06-16 15:44:14,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-16 15:44:14,855 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:14,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:14,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:14,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:14,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:14,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:14,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:14,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:14,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:14,897 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:14,897 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934376806] [2021-06-16 15:44:14,897 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934376806] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:14,897 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:14,897 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-06-16 15:44:14,897 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537064016] [2021-06-16 15:44:14,897 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-16 15:44:14,897 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:14,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-16 15:44:14,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2021-06-16 15:44:14,898 INFO L87 Difference]: Start difference. First operand 397 states and 669 transitions. Second operand has 13 states, 13 states have (on average 6.3076923076923075) internal successors, (82), 13 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) [2021-06-16 15:44:15,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:15,645 INFO L93 Difference]: Finished difference Result 581 states and 1027 transitions. [2021-06-16 15:44:15,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-16 15:44:15,646 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.3076923076923075) internal successors, (82), 13 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 [2021-06-16 15:44:15,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:15,647 INFO L225 Difference]: With dead ends: 581 [2021-06-16 15:44:15,647 INFO L226 Difference]: Without dead ends: 464 [2021-06-16 15:44:15,648 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 359.5ms TimeCoverageRelationStatistics Valid=158, Invalid=492, Unknown=0, NotChecked=0, Total=650 [2021-06-16 15:44:15,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2021-06-16 15:44:15,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 379. [2021-06-16 15:44:15,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 379 states, 374 states have (on average 1.679144385026738) internal successors, (628), 378 states have internal predecessors, (628), 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) [2021-06-16 15:44:15,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 628 transitions. [2021-06-16 15:44:15,654 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 628 transitions. Word has length 82 [2021-06-16 15:44:15,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:15,654 INFO L482 AbstractCegarLoop]: Abstraction has 379 states and 628 transitions. [2021-06-16 15:44:15,654 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 6.3076923076923075) internal successors, (82), 13 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) [2021-06-16 15:44:15,654 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 628 transitions. [2021-06-16 15:44:15,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-06-16 15:44:15,655 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:15,655 INFO L472 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] [2021-06-16 15:44:15,655 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-16 15:44:15,655 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:15,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:15,656 INFO L82 PathProgramCache]: Analyzing trace with hash 1304771321, now seen corresponding path program 8 times [2021-06-16 15:44:15,656 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:15,656 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784226712] [2021-06-16 15:44:15,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:15,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:15,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:15,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:15,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:15,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:15,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:15,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:44:15,759 INFO L142 QuantifierPusher]: treesize reduction 11, result has 47.6 percent of original size [2021-06-16 15:44:15,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:44:15,765 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-06-16 15:44:15,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 15:44:15,780 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-06-16 15:44:15,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-16 15:44:15,799 INFO L142 QuantifierPusher]: treesize reduction 8, result has 75.0 percent of original size [2021-06-16 15:44:15,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 15:44:15,815 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.9 percent of original size [2021-06-16 15:44:15,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-16 15:44:15,842 INFO L142 QuantifierPusher]: treesize reduction 12, result has 47.8 percent of original size [2021-06-16 15:44:15,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-16 15:44:15,850 INFO L142 QuantifierPusher]: treesize reduction 4, result has 50.0 percent of original size [2021-06-16 15:44:15,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:44:15,858 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:15,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:15,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:15,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:15,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:15,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:15,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:15,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:15,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:15,897 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:15,897 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784226712] [2021-06-16 15:44:15,897 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784226712] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:15,897 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:15,897 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-06-16 15:44:15,897 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229170740] [2021-06-16 15:44:15,897 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-16 15:44:15,898 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:15,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-16 15:44:15,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-06-16 15:44:15,898 INFO L87 Difference]: Start difference. First operand 379 states and 628 transitions. Second operand has 14 states, 14 states have (on average 5.857142857142857) internal successors, (82), 14 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) [2021-06-16 15:44:16,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:16,237 INFO L93 Difference]: Finished difference Result 467 states and 819 transitions. [2021-06-16 15:44:16,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-16 15:44:16,238 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.857142857142857) internal successors, (82), 14 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 [2021-06-16 15:44:16,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:16,239 INFO L225 Difference]: With dead ends: 467 [2021-06-16 15:44:16,239 INFO L226 Difference]: Without dead ends: 380 [2021-06-16 15:44:16,239 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 221.6ms TimeCoverageRelationStatistics Valid=81, Invalid=339, Unknown=0, NotChecked=0, Total=420 [2021-06-16 15:44:16,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2021-06-16 15:44:16,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2021-06-16 15:44:16,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 380 states, 375 states have (on average 1.6773333333333333) internal successors, (629), 379 states have internal predecessors, (629), 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) [2021-06-16 15:44:16,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 629 transitions. [2021-06-16 15:44:16,245 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 629 transitions. Word has length 82 [2021-06-16 15:44:16,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:16,245 INFO L482 AbstractCegarLoop]: Abstraction has 380 states and 629 transitions. [2021-06-16 15:44:16,245 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 5.857142857142857) internal successors, (82), 14 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) [2021-06-16 15:44:16,245 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 629 transitions. [2021-06-16 15:44:16,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-06-16 15:44:16,246 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:16,246 INFO L472 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] [2021-06-16 15:44:16,246 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-16 15:44:16,246 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:16,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:16,247 INFO L82 PathProgramCache]: Analyzing trace with hash -1814705331, now seen corresponding path program 9 times [2021-06-16 15:44:16,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:16,247 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352608978] [2021-06-16 15:44:16,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:16,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:16,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:16,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:16,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:16,362 INFO L142 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size [2021-06-16 15:44:16,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:44:16,371 INFO L142 QuantifierPusher]: treesize reduction 2, result has 86.7 percent of original size [2021-06-16 15:44:16,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:44:16,379 INFO L142 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size [2021-06-16 15:44:16,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 15:44:16,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:16,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:44:16,397 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:16,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:16,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:16,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:16,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:16,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:16,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:16,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:16,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:16,434 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:16,434 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352608978] [2021-06-16 15:44:16,435 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352608978] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:16,435 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:16,435 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-06-16 15:44:16,435 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166684730] [2021-06-16 15:44:16,435 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-16 15:44:16,435 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:16,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-16 15:44:16,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-06-16 15:44:16,436 INFO L87 Difference]: Start difference. First operand 380 states and 629 transitions. Second operand has 10 states, 10 states have (on average 8.2) internal successors, (82), 10 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) [2021-06-16 15:44:16,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:16,790 INFO L93 Difference]: Finished difference Result 457 states and 794 transitions. [2021-06-16 15:44:16,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 15:44:16,791 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.2) internal successors, (82), 10 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 [2021-06-16 15:44:16,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:16,792 INFO L225 Difference]: With dead ends: 457 [2021-06-16 15:44:16,792 INFO L226 Difference]: Without dead ends: 369 [2021-06-16 15:44:16,792 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 171.2ms TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2021-06-16 15:44:16,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2021-06-16 15:44:16,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 364. [2021-06-16 15:44:16,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 359 states have (on average 1.649025069637883) internal successors, (592), 363 states have internal predecessors, (592), 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) [2021-06-16 15:44:16,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 592 transitions. [2021-06-16 15:44:16,797 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 592 transitions. Word has length 82 [2021-06-16 15:44:16,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:16,798 INFO L482 AbstractCegarLoop]: Abstraction has 364 states and 592 transitions. [2021-06-16 15:44:16,798 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 8.2) internal successors, (82), 10 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) [2021-06-16 15:44:16,798 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 592 transitions. [2021-06-16 15:44:16,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-06-16 15:44:16,799 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:16,799 INFO L472 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] [2021-06-16 15:44:16,799 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-16 15:44:16,799 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:16,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:16,800 INFO L82 PathProgramCache]: Analyzing trace with hash -709720053, now seen corresponding path program 1 times [2021-06-16 15:44:16,800 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:16,800 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176292581] [2021-06-16 15:44:16,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:16,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:16,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:16,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:16,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:16,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:16,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:16,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:44:16,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:16,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:44:16,945 INFO L142 QuantifierPusher]: treesize reduction 27, result has 71.9 percent of original size [2021-06-16 15:44:16,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-06-16 15:44:16,954 INFO L142 QuantifierPusher]: treesize reduction 69, result has 59.4 percent of original size [2021-06-16 15:44:16,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-06-16 15:44:16,999 INFO L142 QuantifierPusher]: treesize reduction 69, result has 62.5 percent of original size [2021-06-16 15:44:17,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-06-16 15:44:17,054 INFO L142 QuantifierPusher]: treesize reduction 71, result has 62.2 percent of original size [2021-06-16 15:44:17,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2021-06-16 15:44:17,106 INFO L142 QuantifierPusher]: treesize reduction 62, result has 65.6 percent of original size [2021-06-16 15:44:17,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-06-16 15:44:17,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:17,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-16 15:44:17,178 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:17,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:17,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:17,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:17,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:17,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:17,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:17,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:17,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:17,222 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:17,222 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176292581] [2021-06-16 15:44:17,222 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176292581] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:17,222 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:17,222 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-06-16 15:44:17,222 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028517633] [2021-06-16 15:44:17,223 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-16 15:44:17,223 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:17,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-16 15:44:17,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2021-06-16 15:44:17,223 INFO L87 Difference]: Start difference. First operand 364 states and 592 transitions. Second operand has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:44:17,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:17,519 INFO L93 Difference]: Finished difference Result 393 states and 643 transitions. [2021-06-16 15:44:17,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 15:44:17,519 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2021-06-16 15:44:17,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:17,520 INFO L225 Difference]: With dead ends: 393 [2021-06-16 15:44:17,520 INFO L226 Difference]: Without dead ends: 345 [2021-06-16 15:44:17,521 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 328.0ms TimeCoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2021-06-16 15:44:17,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2021-06-16 15:44:17,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 329. [2021-06-16 15:44:17,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 324 states have (on average 1.5555555555555556) internal successors, (504), 328 states have internal predecessors, (504), 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) [2021-06-16 15:44:17,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 504 transitions. [2021-06-16 15:44:17,525 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 504 transitions. Word has length 83 [2021-06-16 15:44:17,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:17,525 INFO L482 AbstractCegarLoop]: Abstraction has 329 states and 504 transitions. [2021-06-16 15:44:17,525 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:44:17,525 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 504 transitions. [2021-06-16 15:44:17,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-06-16 15:44:17,526 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:17,526 INFO L472 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] [2021-06-16 15:44:17,526 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-16 15:44:17,526 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:17,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:17,526 INFO L82 PathProgramCache]: Analyzing trace with hash 462885846, now seen corresponding path program 1 times [2021-06-16 15:44:17,526 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:17,526 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817101637] [2021-06-16 15:44:17,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:17,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:17,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:17,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:17,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:17,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:17,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:17,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:44:17,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:17,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:44:17,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:17,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:44:17,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:17,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 15:44:17,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:17,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:17,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:17,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 15:44:17,729 INFO L142 QuantifierPusher]: treesize reduction 26, result has 62.9 percent of original size [2021-06-16 15:44:17,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-16 15:44:17,756 INFO L142 QuantifierPusher]: treesize reduction 26, result has 64.4 percent of original size [2021-06-16 15:44:17,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-06-16 15:44:17,785 INFO L142 QuantifierPusher]: treesize reduction 35, result has 42.6 percent of original size [2021-06-16 15:44:17,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 15:44:17,810 INFO L142 QuantifierPusher]: treesize reduction 37, result has 39.3 percent of original size [2021-06-16 15:44:17,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 15:44:17,835 INFO L142 QuantifierPusher]: treesize reduction 6, result has 60.0 percent of original size [2021-06-16 15:44:17,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:17,847 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:17,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:17,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:17,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:17,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:17,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:17,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:17,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:17,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:17,896 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:17,896 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817101637] [2021-06-16 15:44:17,897 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [817101637] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:17,897 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:17,897 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-06-16 15:44:17,897 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331748631] [2021-06-16 15:44:17,897 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-16 15:44:17,897 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:17,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-16 15:44:17,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2021-06-16 15:44:17,898 INFO L87 Difference]: Start difference. First operand 329 states and 504 transitions. Second operand has 17 states, 17 states have (on average 4.882352941176471) internal successors, (83), 17 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:44:18,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:18,263 INFO L93 Difference]: Finished difference Result 435 states and 691 transitions. [2021-06-16 15:44:18,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-16 15:44:18,263 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.882352941176471) internal successors, (83), 17 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2021-06-16 15:44:18,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:18,265 INFO L225 Difference]: With dead ends: 435 [2021-06-16 15:44:18,265 INFO L226 Difference]: Without dead ends: 380 [2021-06-16 15:44:18,265 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 365.3ms TimeCoverageRelationStatistics Valid=110, Invalid=442, Unknown=0, NotChecked=0, Total=552 [2021-06-16 15:44:18,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2021-06-16 15:44:18,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 329. [2021-06-16 15:44:18,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 324 states have (on average 1.5555555555555556) internal successors, (504), 328 states have internal predecessors, (504), 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) [2021-06-16 15:44:18,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 504 transitions. [2021-06-16 15:44:18,269 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 504 transitions. Word has length 83 [2021-06-16 15:44:18,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:18,269 INFO L482 AbstractCegarLoop]: Abstraction has 329 states and 504 transitions. [2021-06-16 15:44:18,270 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 4.882352941176471) internal successors, (83), 17 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:44:18,270 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 504 transitions. [2021-06-16 15:44:18,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-06-16 15:44:18,270 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:18,270 INFO L472 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] [2021-06-16 15:44:18,270 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-16 15:44:18,270 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:18,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:18,271 INFO L82 PathProgramCache]: Analyzing trace with hash -670811242, now seen corresponding path program 2 times [2021-06-16 15:44:18,271 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:18,271 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782671549] [2021-06-16 15:44:18,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:18,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:18,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:18,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:18,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:18,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:18,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:44:18,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:18,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:44:18,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:18,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:44:18,405 INFO L142 QuantifierPusher]: treesize reduction 12, result has 82.4 percent of original size [2021-06-16 15:44:18,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-16 15:44:18,431 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.9 percent of original size [2021-06-16 15:44:18,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 15:44:18,444 INFO L142 QuantifierPusher]: treesize reduction 23, result has 68.1 percent of original size [2021-06-16 15:44:18,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-06-16 15:44:18,478 INFO L142 QuantifierPusher]: treesize reduction 21, result has 70.4 percent of original size [2021-06-16 15:44:18,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-16 15:44:18,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:18,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-16 15:44:18,518 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:18,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:18,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:18,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:18,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:18,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:18,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:18,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:18,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:18,568 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:18,568 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782671549] [2021-06-16 15:44:18,568 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782671549] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:18,568 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:18,568 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-06-16 15:44:18,568 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29039366] [2021-06-16 15:44:18,569 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-16 15:44:18,569 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:18,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-16 15:44:18,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2021-06-16 15:44:18,569 INFO L87 Difference]: Start difference. First operand 329 states and 504 transitions. Second operand has 14 states, 14 states have (on average 5.928571428571429) internal successors, (83), 14 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:44:18,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:18,934 INFO L93 Difference]: Finished difference Result 468 states and 745 transitions. [2021-06-16 15:44:18,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 15:44:18,934 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.928571428571429) internal successors, (83), 14 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2021-06-16 15:44:18,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:18,935 INFO L225 Difference]: With dead ends: 468 [2021-06-16 15:44:18,935 INFO L226 Difference]: Without dead ends: 291 [2021-06-16 15:44:18,935 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 277.3ms TimeCoverageRelationStatistics Valid=75, Invalid=267, Unknown=0, NotChecked=0, Total=342 [2021-06-16 15:44:18,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2021-06-16 15:44:18,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 291. [2021-06-16 15:44:18,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 286 states have (on average 1.5524475524475525) internal successors, (444), 290 states have internal predecessors, (444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:44:18,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 444 transitions. [2021-06-16 15:44:18,939 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 444 transitions. Word has length 83 [2021-06-16 15:44:18,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:18,939 INFO L482 AbstractCegarLoop]: Abstraction has 291 states and 444 transitions. [2021-06-16 15:44:18,939 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 5.928571428571429) internal successors, (83), 14 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:44:18,939 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 444 transitions. [2021-06-16 15:44:18,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-06-16 15:44:18,940 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:18,940 INFO L472 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] [2021-06-16 15:44:18,940 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-06-16 15:44:18,940 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:18,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:18,941 INFO L82 PathProgramCache]: Analyzing trace with hash -860339412, now seen corresponding path program 3 times [2021-06-16 15:44:18,941 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:18,941 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129822976] [2021-06-16 15:44:18,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:19,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:19,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:19,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:19,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:19,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:19,055 INFO L142 QuantifierPusher]: treesize reduction 5, result has 79.2 percent of original size [2021-06-16 15:44:19,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:19,066 INFO L142 QuantifierPusher]: treesize reduction 10, result has 68.8 percent of original size [2021-06-16 15:44:19,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 15:44:19,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:19,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:19,084 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:19,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:19,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:19,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:19,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:19,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:19,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:19,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:19,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:19,112 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:19,112 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129822976] [2021-06-16 15:44:19,112 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129822976] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:19,112 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:19,113 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-06-16 15:44:19,113 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975426710] [2021-06-16 15:44:19,113 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-16 15:44:19,113 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:19,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-16 15:44:19,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-06-16 15:44:19,114 INFO L87 Difference]: Start difference. First operand 291 states and 444 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 9 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:44:19,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:19,283 INFO L93 Difference]: Finished difference Result 350 states and 553 transitions. [2021-06-16 15:44:19,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 15:44:19,283 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 9 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2021-06-16 15:44:19,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:19,284 INFO L225 Difference]: With dead ends: 350 [2021-06-16 15:44:19,284 INFO L226 Difference]: Without dead ends: 273 [2021-06-16 15:44:19,284 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 94.4ms TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2021-06-16 15:44:19,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2021-06-16 15:44:19,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 252. [2021-06-16 15:44:19,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 252 states, 248 states have (on average 1.5241935483870968) internal successors, (378), 251 states have internal predecessors, (378), 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) [2021-06-16 15:44:19,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 378 transitions. [2021-06-16 15:44:19,288 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 378 transitions. Word has length 83 [2021-06-16 15:44:19,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:19,288 INFO L482 AbstractCegarLoop]: Abstraction has 252 states and 378 transitions. [2021-06-16 15:44:19,288 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 9 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:44:19,288 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 378 transitions. [2021-06-16 15:44:19,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-06-16 15:44:19,288 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:19,289 INFO L472 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] [2021-06-16 15:44:19,289 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-06-16 15:44:19,289 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:19,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:19,289 INFO L82 PathProgramCache]: Analyzing trace with hash 1993776124, now seen corresponding path program 1 times [2021-06-16 15:44:19,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:19,289 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126135054] [2021-06-16 15:44:19,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:19,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:19,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:19,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:19,389 INFO L142 QuantifierPusher]: treesize reduction 5, result has 37.5 percent of original size [2021-06-16 15:44:19,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:19,392 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-06-16 15:44:19,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:44:19,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:19,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:19,400 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-06-16 15:44:19,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 15:44:19,407 INFO L142 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size [2021-06-16 15:44:19,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 15:44:19,416 INFO L142 QuantifierPusher]: treesize reduction 9, result has 71.0 percent of original size [2021-06-16 15:44:19,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 15:44:19,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:19,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:44:19,433 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:19,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:19,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:19,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:19,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:19,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:19,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:19,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:19,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:19,468 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:19,468 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126135054] [2021-06-16 15:44:19,468 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126135054] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:19,468 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:19,468 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-06-16 15:44:19,468 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595474796] [2021-06-16 15:44:19,469 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-16 15:44:19,469 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:19,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-16 15:44:19,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2021-06-16 15:44:19,469 INFO L87 Difference]: Start difference. First operand 252 states and 378 transitions. Second operand has 12 states, 12 states have (on average 7.0) internal successors, (84), 12 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:44:19,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:19,826 INFO L93 Difference]: Finished difference Result 371 states and 586 transitions. [2021-06-16 15:44:19,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 15:44:19,827 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.0) internal successors, (84), 12 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2021-06-16 15:44:19,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:19,828 INFO L225 Difference]: With dead ends: 371 [2021-06-16 15:44:19,828 INFO L226 Difference]: Without dead ends: 312 [2021-06-16 15:44:19,828 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 246.2ms TimeCoverageRelationStatistics Valid=142, Invalid=458, Unknown=0, NotChecked=0, Total=600 [2021-06-16 15:44:19,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2021-06-16 15:44:19,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 255. [2021-06-16 15:44:19,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 251 states have (on average 1.5219123505976095) internal successors, (382), 254 states have internal predecessors, (382), 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) [2021-06-16 15:44:19,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 382 transitions. [2021-06-16 15:44:19,833 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 382 transitions. Word has length 84 [2021-06-16 15:44:19,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:19,834 INFO L482 AbstractCegarLoop]: Abstraction has 255 states and 382 transitions. [2021-06-16 15:44:19,834 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 7.0) internal successors, (84), 12 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:44:19,834 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 382 transitions. [2021-06-16 15:44:19,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-06-16 15:44:19,835 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:19,835 INFO L472 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] [2021-06-16 15:44:19,835 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-06-16 15:44:19,835 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:19,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:19,838 INFO L82 PathProgramCache]: Analyzing trace with hash -488767784, now seen corresponding path program 2 times [2021-06-16 15:44:19,838 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:19,838 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013644425] [2021-06-16 15:44:19,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:19,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:19,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:19,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:19,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:19,950 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-06-16 15:44:19,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 15:44:19,963 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.3 percent of original size [2021-06-16 15:44:19,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 15:44:19,974 INFO L142 QuantifierPusher]: treesize reduction 9, result has 69.0 percent of original size [2021-06-16 15:44:19,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-16 15:44:19,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:19,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:19,989 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:19,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:20,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:20,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:20,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:20,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:20,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:20,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:20,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:20,017 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:20,017 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013644425] [2021-06-16 15:44:20,017 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013644425] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:20,017 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:20,017 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-06-16 15:44:20,017 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966245086] [2021-06-16 15:44:20,017 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-16 15:44:20,017 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:20,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-16 15:44:20,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-06-16 15:44:20,018 INFO L87 Difference]: Start difference. First operand 255 states and 382 transitions. Second operand has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:44:20,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:20,188 INFO L93 Difference]: Finished difference Result 368 states and 578 transitions. [2021-06-16 15:44:20,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 15:44:20,189 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2021-06-16 15:44:20,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:20,189 INFO L225 Difference]: With dead ends: 368 [2021-06-16 15:44:20,189 INFO L226 Difference]: Without dead ends: 237 [2021-06-16 15:44:20,190 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 132.9ms TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2021-06-16 15:44:20,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2021-06-16 15:44:20,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 237. [2021-06-16 15:44:20,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 233 states have (on average 1.5321888412017168) internal successors, (357), 236 states have internal predecessors, (357), 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) [2021-06-16 15:44:20,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 357 transitions. [2021-06-16 15:44:20,193 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 357 transitions. Word has length 84 [2021-06-16 15:44:20,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:20,193 INFO L482 AbstractCegarLoop]: Abstraction has 237 states and 357 transitions. [2021-06-16 15:44:20,193 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:44:20,193 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 357 transitions. [2021-06-16 15:44:20,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-06-16 15:44:20,193 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:44:20,193 INFO L472 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] [2021-06-16 15:44:20,194 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-06-16 15:44:20,194 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:44:20,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:44:20,194 INFO L82 PathProgramCache]: Analyzing trace with hash -903439290, now seen corresponding path program 3 times [2021-06-16 15:44:20,194 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:44:20,194 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450068187] [2021-06-16 15:44:20,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:44:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:44:20,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:20,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:20,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:20,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:44:20,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:20,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:44:20,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:20,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:44:20,327 INFO L142 QuantifierPusher]: treesize reduction 26, result has 56.7 percent of original size [2021-06-16 15:44:20,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 15:44:20,348 INFO L142 QuantifierPusher]: treesize reduction 31, result has 58.1 percent of original size [2021-06-16 15:44:20,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 15:44:20,372 INFO L142 QuantifierPusher]: treesize reduction 7, result has 69.6 percent of original size [2021-06-16 15:44:20,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 15:44:20,382 INFO L142 QuantifierPusher]: treesize reduction 26, result has 66.7 percent of original size [2021-06-16 15:44:20,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-16 15:44:20,408 INFO L142 QuantifierPusher]: treesize reduction 73, result has 54.7 percent of original size [2021-06-16 15:44:20,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-06-16 15:44:20,474 INFO L142 QuantifierPusher]: treesize reduction 58, result has 75.5 percent of original size [2021-06-16 15:44:20,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-06-16 15:44:20,599 INFO L142 QuantifierPusher]: treesize reduction 45, result has 48.9 percent of original size [2021-06-16 15:44:20,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 15:44:20,619 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:44:20,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:44:20,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:20,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:20,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:20,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:44:20,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:44:20,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:44:20,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:44:20,668 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:44:20,668 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450068187] [2021-06-16 15:44:20,668 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450068187] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:44:20,668 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:44:20,668 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-06-16 15:44:20,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883838204] [2021-06-16 15:44:20,669 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-16 15:44:20,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:44:20,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-16 15:44:20,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2021-06-16 15:44:20,670 INFO L87 Difference]: Start difference. First operand 237 states and 357 transitions. Second operand has 15 states, 15 states have (on average 5.6) internal successors, (84), 15 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:44:21,313 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 45 [2021-06-16 15:44:21,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:44:21,314 INFO L93 Difference]: Finished difference Result 213 states and 313 transitions. [2021-06-16 15:44:21,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 15:44:21,314 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 5.6) internal successors, (84), 15 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2021-06-16 15:44:21,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:44:21,314 INFO L225 Difference]: With dead ends: 213 [2021-06-16 15:44:21,314 INFO L226 Difference]: Without dead ends: 0 [2021-06-16 15:44:21,314 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 792.7ms TimeCoverageRelationStatistics Valid=98, Invalid=322, Unknown=0, NotChecked=0, Total=420 [2021-06-16 15:44:21,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-06-16 15:44:21,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-06-16 15:44:21,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2021-06-16 15:44:21,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-06-16 15:44:21,315 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 84 [2021-06-16 15:44:21,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:44:21,315 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-06-16 15:44:21,315 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 5.6) internal successors, (84), 15 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:44:21,315 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-06-16 15:44:21,315 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-16 15:44:21,315 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-06-16 15:44:21,315 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (3/3) [2021-06-16 15:44:21,315 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-16 15:44:21,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.06 03:44:21 BasicIcfg [2021-06-16 15:44:21,317 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-16 15:44:21,318 INFO L168 Benchmark]: Toolchain (without parser) took 21680.32 ms. Allocated memory was 182.5 MB in the beginning and 632.3 MB in the end (delta: 449.8 MB). Free memory was 145.8 MB in the beginning and 423.6 MB in the end (delta: -277.8 MB). Peak memory consumption was 173.5 MB. Max. memory is 8.0 GB. [2021-06-16 15:44:21,318 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 182.5 MB. Free memory is still 164.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-16 15:44:21,318 INFO L168 Benchmark]: CACSL2BoogieTranslator took 511.99 ms. Allocated memory is still 182.5 MB. Free memory was 145.5 MB in the beginning and 137.2 MB in the end (delta: 8.3 MB). Peak memory consumption was 13.8 MB. Max. memory is 8.0 GB. [2021-06-16 15:44:21,318 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.31 ms. Allocated memory is still 182.5 MB. Free memory was 137.2 MB in the beginning and 133.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-06-16 15:44:21,318 INFO L168 Benchmark]: Boogie Preprocessor took 54.07 ms. Allocated memory is still 182.5 MB. Free memory was 133.0 MB in the beginning and 129.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-06-16 15:44:21,318 INFO L168 Benchmark]: RCFGBuilder took 3073.76 ms. Allocated memory was 182.5 MB in the beginning and 283.1 MB in the end (delta: 100.7 MB). Free memory was 129.3 MB in the beginning and 224.8 MB in the end (delta: -95.5 MB). Peak memory consumption was 104.8 MB. Max. memory is 8.0 GB. [2021-06-16 15:44:21,318 INFO L168 Benchmark]: TraceAbstraction took 17966.14 ms. Allocated memory was 283.1 MB in the beginning and 632.3 MB in the end (delta: 349.2 MB). Free memory was 224.3 MB in the beginning and 423.6 MB in the end (delta: -199.3 MB). Peak memory consumption was 150.4 MB. Max. memory is 8.0 GB. [2021-06-16 15:44:21,318 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 182.5 MB. Free memory is still 164.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 511.99 ms. Allocated memory is still 182.5 MB. Free memory was 145.5 MB in the beginning and 137.2 MB in the end (delta: 8.3 MB). Peak memory consumption was 13.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 67.31 ms. Allocated memory is still 182.5 MB. Free memory was 137.2 MB in the beginning and 133.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 54.07 ms. Allocated memory is still 182.5 MB. Free memory was 133.0 MB in the beginning and 129.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 3073.76 ms. Allocated memory was 182.5 MB in the beginning and 283.1 MB in the end (delta: 100.7 MB). Free memory was 129.3 MB in the beginning and 224.8 MB in the end (delta: -95.5 MB). Peak memory consumption was 104.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 17966.14 ms. Allocated memory was 283.1 MB in the beginning and 632.3 MB in the end (delta: 349.2 MB). Free memory was 224.3 MB in the beginning and 423.6 MB in the end (delta: -199.3 MB). Peak memory consumption was 150.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7096, positive: 5890, positive conditional: 5890, positive unconditional: 0, negative: 1206, negative conditional: 1206, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6461, positive: 5890, positive conditional: 0, positive unconditional: 5890, negative: 571, negative conditional: 0, negative unconditional: 571, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 719, positive: 674, positive conditional: 0, positive unconditional: 674, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 719, positive: 673, positive conditional: 0, positive unconditional: 673, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 46, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 952, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 951, negative conditional: 0, negative unconditional: 951, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6461, positive: 5216, positive conditional: 0, positive unconditional: 5216, negative: 526, negative conditional: 0, negative unconditional: 526, unknown: 719, unknown conditional: 0, unknown unconditional: 719] , Statistics on independence cache: Total cache size (in pairs): 719, Positive cache size: 674, Positive conditional cache size: 0, Positive unconditional cache size: 674, Negative cache size: 45, Negative conditional cache size: 0, Negative unconditional cache size: 45, Independence queries for same thread: 635 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7096, positive: 5890, positive conditional: 5890, positive unconditional: 0, negative: 1206, negative conditional: 1206, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6461, positive: 5890, positive conditional: 0, positive unconditional: 5890, negative: 571, negative conditional: 0, negative unconditional: 571, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 719, positive: 674, positive conditional: 0, positive unconditional: 674, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 719, positive: 673, positive conditional: 0, positive unconditional: 673, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 46, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 807, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 804, negative conditional: 0, negative unconditional: 804, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6461, positive: 5216, positive conditional: 0, positive unconditional: 5216, negative: 526, negative conditional: 0, negative unconditional: 526, unknown: 719, unknown conditional: 0, unknown unconditional: 719] , Statistics on independence cache: Total cache size (in pairs): 719, Positive cache size: 674, Positive conditional cache size: 0, Positive unconditional cache size: 674, Negative cache size: 45, Negative conditional cache size: 0, Negative unconditional cache size: 45, Independence queries for same thread: 635 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7096, positive: 5890, positive conditional: 5890, positive unconditional: 0, negative: 1206, negative conditional: 1206, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6461, positive: 5890, positive conditional: 0, positive unconditional: 5890, negative: 571, negative conditional: 0, negative unconditional: 571, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 719, positive: 674, positive conditional: 0, positive unconditional: 674, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 719, positive: 673, positive conditional: 0, positive unconditional: 673, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 46, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 793, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 791, negative conditional: 0, negative unconditional: 791, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6461, positive: 5216, positive conditional: 0, positive unconditional: 5216, negative: 526, negative conditional: 0, negative unconditional: 526, unknown: 719, unknown conditional: 0, unknown unconditional: 719] , Statistics on independence cache: Total cache size (in pairs): 719, Positive cache size: 674, Positive conditional cache size: 0, Positive unconditional cache size: 674, Negative cache size: 45, Negative conditional cache size: 0, Negative unconditional cache size: 45, Independence queries for same thread: 635 - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1 with 1 thread instances CFG has 5 procedures, 128 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1185.3ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 23.2ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1159.2ms, PartialOrderReductionTime: 1150.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=2815occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 128 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1490.5ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 6.8ms, AutomataDifference: 144.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 933.2ms, PartialOrderReductionTime: 931.8ms, HoareTripleCheckerStatistics: 185 SDtfs, 56 SDslu, 94 SDs, 0 SdLazy, 15 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 47.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=2815occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 49.3ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 12.6ms SsaConstructionTime, 46.3ms SatisfiabilityAnalysisTime, 197.6ms InterpolantComputationTime, 123 NumberOfCodeBlocks, 123 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 121 ConstructedInterpolants, 0 QuantifiedInterpolants, 233 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 128 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15153.7ms, OverallIterations: 21, TraceHistogramMax: 1, EmptinessCheckTime: 24.7ms, AutomataDifference: 8148.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 923.8ms, PartialOrderReductionTime: 922.6ms, HoareTripleCheckerStatistics: 2356 SDtfs, 4292 SDslu, 14342 SDs, 0 SdLazy, 3594 SolverSat, 845 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4000.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 407 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 364 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1298 ImplicationChecksByTransitivity, 6035.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=2815occurred in iteration=0, InterpolantAutomatonStates: 279, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 197.1ms AutomataMinimizationTime, 21 MinimizatonAttempts, 847 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 69.3ms SsaConstructionTime, 1110.0ms SatisfiabilityAnalysisTime, 4484.3ms InterpolantComputationTime, 1715 NumberOfCodeBlocks, 1715 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 1694 ConstructedInterpolants, 0 QuantifiedInterpolants, 13718 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 21 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...