/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/ldv-races/race-3_1-container_of-global.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 00:21:06,365 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 00:21:06,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 00:21:06,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 00:21:06,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-14 00:21:06,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-14 00:21:06,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-14 00:21:06,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-14 00:21:06,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-14 00:21:06,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-14 00:21:06,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-14 00:21:06,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-14 00:21:06,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-14 00:21:06,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-14 00:21:06,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-14 00:21:06,456 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-14 00:21:06,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-14 00:21:06,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 00:21:06,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 00:21:06,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 00:21:06,473 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 [2021-07-14 00:21:06,506 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 00:21:06,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 00:21:06,510 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 00:21:06,510 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 00:21:06,510 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 00:21:06,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 00:21:06,510 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 00:21:06,511 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 00:21:06,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 00:21:06,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 00:21:06,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 00:21:06,512 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 00:21:06,512 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 00:21:06,512 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 00:21:06,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 00:21:06,512 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 00:21:06,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 00:21:06,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 00:21:06,525 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 00:21:06,525 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 00:21:06,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 00:21:06,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 00:21:06,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 00:21:06,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 00:21:06,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 00:21:06,526 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 00:21:06,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 00:21:06,526 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 00:21:06,526 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 00:21:06,527 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-07-14 00:21:06,527 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 00:21:06,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 00:21:06,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 00:21:06,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 00:21:06,849 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 00:21:06,850 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 00:21:06,850 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-3_1-container_of-global.i [2021-07-14 00:21:06,908 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d03337511/67cf200b43054ddc94574a22791e53e9/FLAG174cdadaf [2021-07-14 00:21:07,494 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 00:21:07,495 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-3_1-container_of-global.i [2021-07-14 00:21:07,522 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d03337511/67cf200b43054ddc94574a22791e53e9/FLAG174cdadaf [2021-07-14 00:21:07,737 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d03337511/67cf200b43054ddc94574a22791e53e9 [2021-07-14 00:21:07,741 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 00:21:07,743 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 00:21:07,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 00:21:07,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 00:21:07,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 00:21:07,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:21:07" (1/1) ... [2021-07-14 00:21:07,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df89517 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:07, skipping insertion in model container [2021-07-14 00:21:07,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:21:07" (1/1) ... [2021-07-14 00:21:07,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 00:21:07,816 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 00:21:08,453 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-3_1-container_of-global.i[76084,76097] [2021-07-14 00:21:08,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 00:21:08,495 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 00:21:08,539 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-3_1-container_of-global.i[76084,76097] [2021-07-14 00:21:08,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 00:21:08,670 INFO L208 MainTranslator]: Completed translation [2021-07-14 00:21:08,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:08 WrapperNode [2021-07-14 00:21:08,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 00:21:08,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 00:21:08,673 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 00:21:08,673 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 00:21:08,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:08" (1/1) ... [2021-07-14 00:21:08,718 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:08" (1/1) ... [2021-07-14 00:21:08,758 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 00:21:08,759 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 00:21:08,759 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 00:21:08,759 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 00:21:08,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:08" (1/1) ... [2021-07-14 00:21:08,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:08" (1/1) ... [2021-07-14 00:21:08,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:08" (1/1) ... [2021-07-14 00:21:08,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:08" (1/1) ... [2021-07-14 00:21:08,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:08" (1/1) ... [2021-07-14 00:21:08,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:08" (1/1) ... [2021-07-14 00:21:08,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:08" (1/1) ... [2021-07-14 00:21:08,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 00:21:08,820 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 00:21:08,820 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 00:21:08,820 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 00:21:08,821 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:08" (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 [2021-07-14 00:21:08,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 00:21:08,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-14 00:21:08,902 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-07-14 00:21:08,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-07-14 00:21:08,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 00:21:08,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 00:21:08,903 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2021-07-14 00:21:08,903 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2021-07-14 00:21:08,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 00:21:08,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 00:21:08,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 00:21:08,905 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 00:21:09,519 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 00:21:09,520 INFO L299 CfgBuilder]: Removed 24 assume(true) statements. [2021-07-14 00:21:09,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:21:09 BoogieIcfgContainer [2021-07-14 00:21:09,521 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 00:21:09,523 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 00:21:09,523 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 00:21:09,530 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 00:21:09,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 12:21:07" (1/3) ... [2021-07-14 00:21:09,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1757337f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:21:09, skipping insertion in model container [2021-07-14 00:21:09,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:08" (2/3) ... [2021-07-14 00:21:09,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1757337f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:21:09, skipping insertion in model container [2021-07-14 00:21:09,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:21:09" (3/3) ... [2021-07-14 00:21:09,532 INFO L111 eAbstractionObserver]: Analyzing ICFG race-3_1-container_of-global.i [2021-07-14 00:21:09,537 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 00:21:09,537 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 00:21:09,538 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-07-14 00:21:09,538 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 00:21:09,594 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,594 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,595 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,595 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,595 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,595 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,595 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,595 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,595 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,595 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,596 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,596 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,596 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,596 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,596 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,596 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,596 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,597 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,597 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,597 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,597 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,597 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,597 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,597 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,597 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,598 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,598 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,598 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,598 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,598 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,598 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,598 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,599 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,599 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,599 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,599 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,599 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,599 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,599 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,600 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,600 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,600 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,600 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,600 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,600 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,601 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,601 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,601 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,601 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,601 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,601 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,601 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,601 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,602 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,602 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,602 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,602 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,602 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,602 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,603 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,603 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,603 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,603 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,603 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,603 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,603 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,603 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,603 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,604 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,604 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,604 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,604 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,604 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,604 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,604 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,604 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,605 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,605 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,605 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,605 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,605 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,605 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,605 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,605 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,606 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,606 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,606 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,606 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,606 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,606 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,606 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,606 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,607 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,607 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,607 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,607 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,607 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,607 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,607 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,608 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,608 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,608 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,608 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,608 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,608 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,608 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,609 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,609 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,609 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,609 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,609 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,609 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,609 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,609 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,610 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,610 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,612 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,612 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,612 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,612 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,612 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,612 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,613 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,613 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,613 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,613 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,617 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,617 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,617 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,618 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,618 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,618 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,618 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,618 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,618 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,618 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:21:09,630 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-07-14 00:21:09,650 INFO L255 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-07-14 00:21:09,665 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 00:21:09,665 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 00:21:09,665 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 00:21:09,665 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 00:21:09,666 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 00:21:09,666 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 00:21:09,666 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 00:21:09,666 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 00:22:32,642 INFO L276 IsEmpty]: Start isEmpty. Operand has 8174 states, 7603 states have (on average 1.472050506379061) internal successors, (11192), 8173 states have internal predecessors, (11192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:32,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-07-14 00:22:32,648 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:22:32,649 INFO L508 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] [2021-07-14 00:22:32,649 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:22:32,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:22:32,658 INFO L82 PathProgramCache]: Analyzing trace with hash 1624038893, now seen corresponding path program 1 times [2021-07-14 00:22:32,665 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:22:32,666 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660137617] [2021-07-14 00:22:32,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:22:32,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:22:33,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:33,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:33,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:33,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-14 00:22:33,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:33,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:22:33,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:33,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:22:33,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:33,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:33,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:33,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:33,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:33,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:33,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:22:33,161 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:22:33,162 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660137617] [2021-07-14 00:22:33,162 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660137617] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:22:33,163 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:22:33,163 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 00:22:33,163 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750201613] [2021-07-14 00:22:33,165 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 00:22:33,165 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:22:33,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 00:22:33,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 00:22:33,195 INFO L87 Difference]: Start difference. First operand has 8174 states, 7603 states have (on average 1.472050506379061) internal successors, (11192), 8173 states have internal predecessors, (11192), 0 states have call successors, (0), 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 6.0) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:33,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:22:33,517 INFO L93 Difference]: Finished difference Result 7776 states and 10529 transitions. [2021-07-14 00:22:33,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 00:22:33,519 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 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 36 [2021-07-14 00:22:33,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:22:33,550 INFO L225 Difference]: With dead ends: 7776 [2021-07-14 00:22:33,550 INFO L226 Difference]: Without dead ends: 3318 [2021-07-14 00:22:33,552 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 155.0ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-07-14 00:22:33,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3318 states. [2021-07-14 00:22:33,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3318 to 3317. [2021-07-14 00:22:33,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3317 states, 3284 states have (on average 1.4686358099878198) internal successors, (4823), 3316 states have internal predecessors, (4823), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:33,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3317 states to 3317 states and 4823 transitions. [2021-07-14 00:22:33,730 INFO L78 Accepts]: Start accepts. Automaton has 3317 states and 4823 transitions. Word has length 36 [2021-07-14 00:22:33,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:22:33,731 INFO L482 AbstractCegarLoop]: Abstraction has 3317 states and 4823 transitions. [2021-07-14 00:22:33,731 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:33,731 INFO L276 IsEmpty]: Start isEmpty. Operand 3317 states and 4823 transitions. [2021-07-14 00:22:33,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-07-14 00:22:33,732 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:22:33,733 INFO L508 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] [2021-07-14 00:22:33,733 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 00:22:33,733 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:22:33,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:22:33,737 INFO L82 PathProgramCache]: Analyzing trace with hash -652027726, now seen corresponding path program 1 times [2021-07-14 00:22:33,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:22:33,737 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535185076] [2021-07-14 00:22:33,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:22:33,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:22:33,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:33,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:33,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:33,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:22:33,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:33,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:22:33,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:33,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:33,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:33,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:33,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:33,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:33,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:22:33,932 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:22:33,932 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535185076] [2021-07-14 00:22:33,932 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535185076] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:22:33,933 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:22:33,934 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 00:22:33,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600198796] [2021-07-14 00:22:33,938 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 00:22:33,938 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:22:33,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 00:22:33,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 00:22:33,945 INFO L87 Difference]: Start difference. First operand 3317 states and 4823 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:34,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:22:34,161 INFO L93 Difference]: Finished difference Result 3319 states and 4825 transitions. [2021-07-14 00:22:34,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 00:22:34,161 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 0 states have call successors, (0), 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 42 [2021-07-14 00:22:34,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:22:34,175 INFO L225 Difference]: With dead ends: 3319 [2021-07-14 00:22:34,176 INFO L226 Difference]: Without dead ends: 3319 [2021-07-14 00:22:34,177 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 96.5ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-07-14 00:22:34,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3319 states. [2021-07-14 00:22:34,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3319 to 3315. [2021-07-14 00:22:34,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3315 states, 3283 states have (on average 1.4684739567468779) internal successors, (4821), 3314 states have internal predecessors, (4821), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:34,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3315 states to 3315 states and 4821 transitions. [2021-07-14 00:22:34,282 INFO L78 Accepts]: Start accepts. Automaton has 3315 states and 4821 transitions. Word has length 42 [2021-07-14 00:22:34,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:22:34,282 INFO L482 AbstractCegarLoop]: Abstraction has 3315 states and 4821 transitions. [2021-07-14 00:22:34,283 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:34,283 INFO L276 IsEmpty]: Start isEmpty. Operand 3315 states and 4821 transitions. [2021-07-14 00:22:34,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-07-14 00:22:34,284 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:22:34,284 INFO L508 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] [2021-07-14 00:22:34,284 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 00:22:34,285 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:22:34,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:22:34,285 INFO L82 PathProgramCache]: Analyzing trace with hash 1629089851, now seen corresponding path program 1 times [2021-07-14 00:22:34,285 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:22:34,285 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753729643] [2021-07-14 00:22:34,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:22:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:22:34,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:34,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:34,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:34,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-14 00:22:34,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:34,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:22:34,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:34,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:22:34,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:34,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:34,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:34,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:34,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:34,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:34,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:22:34,419 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:22:34,419 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753729643] [2021-07-14 00:22:34,419 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753729643] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:22:34,419 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:22:34,419 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 00:22:34,419 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289865482] [2021-07-14 00:22:34,420 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 00:22:34,420 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:22:34,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 00:22:34,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 00:22:34,421 INFO L87 Difference]: Start difference. First operand 3315 states and 4821 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:34,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:22:34,807 INFO L93 Difference]: Finished difference Result 5422 states and 8317 transitions. [2021-07-14 00:22:34,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 00:22:34,807 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 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 60 [2021-07-14 00:22:34,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:22:34,833 INFO L225 Difference]: With dead ends: 5422 [2021-07-14 00:22:34,833 INFO L226 Difference]: Without dead ends: 5422 [2021-07-14 00:22:34,833 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 119.8ms TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-07-14 00:22:34,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5422 states. [2021-07-14 00:22:34,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5422 to 3729. [2021-07-14 00:22:34,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3729 states, 3698 states have (on average 1.5200108166576527) internal successors, (5621), 3728 states have internal predecessors, (5621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:34,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3729 states to 3729 states and 5621 transitions. [2021-07-14 00:22:34,970 INFO L78 Accepts]: Start accepts. Automaton has 3729 states and 5621 transitions. Word has length 60 [2021-07-14 00:22:34,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:22:34,972 INFO L482 AbstractCegarLoop]: Abstraction has 3729 states and 5621 transitions. [2021-07-14 00:22:34,973 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:34,973 INFO L276 IsEmpty]: Start isEmpty. Operand 3729 states and 5621 transitions. [2021-07-14 00:22:34,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-07-14 00:22:34,979 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:22:34,979 INFO L508 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] [2021-07-14 00:22:34,979 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 00:22:34,979 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:22:34,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:22:34,982 INFO L82 PathProgramCache]: Analyzing trace with hash 157318948, now seen corresponding path program 1 times [2021-07-14 00:22:34,983 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:22:34,983 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762074755] [2021-07-14 00:22:34,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:22:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:22:35,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:35,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:35,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:35,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:22:35,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:35,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:22:35,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:35,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:35,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:35,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:35,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:35,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:35,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:22:35,145 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:22:35,145 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762074755] [2021-07-14 00:22:35,146 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762074755] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:22:35,146 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:22:35,146 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 00:22:35,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608038400] [2021-07-14 00:22:35,146 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 00:22:35,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:22:35,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 00:22:35,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 00:22:35,147 INFO L87 Difference]: Start difference. First operand 3729 states and 5621 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:35,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:22:35,485 INFO L93 Difference]: Finished difference Result 5836 states and 9069 transitions. [2021-07-14 00:22:35,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 00:22:35,485 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 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 66 [2021-07-14 00:22:35,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:22:35,506 INFO L225 Difference]: With dead ends: 5836 [2021-07-14 00:22:35,507 INFO L226 Difference]: Without dead ends: 4701 [2021-07-14 00:22:35,507 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 114.9ms TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-07-14 00:22:35,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4701 states. [2021-07-14 00:22:35,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4701 to 3879. [2021-07-14 00:22:35,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3879 states, 3849 states have (on average 1.6521174330995063) internal successors, (6359), 3878 states have internal predecessors, (6359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:35,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3879 states to 3879 states and 6359 transitions. [2021-07-14 00:22:35,642 INFO L78 Accepts]: Start accepts. Automaton has 3879 states and 6359 transitions. Word has length 66 [2021-07-14 00:22:35,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:22:35,644 INFO L482 AbstractCegarLoop]: Abstraction has 3879 states and 6359 transitions. [2021-07-14 00:22:35,647 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:35,647 INFO L276 IsEmpty]: Start isEmpty. Operand 3879 states and 6359 transitions. [2021-07-14 00:22:35,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-07-14 00:22:35,652 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:22:35,653 INFO L508 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] [2021-07-14 00:22:35,654 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 00:22:35,654 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:22:35,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:22:35,654 INFO L82 PathProgramCache]: Analyzing trace with hash -1520296253, now seen corresponding path program 1 times [2021-07-14 00:22:35,654 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:22:35,655 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659865806] [2021-07-14 00:22:35,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:22:35,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:22:35,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:35,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:35,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:35,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:22:35,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:35,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:22:35,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:35,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:22:35,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:35,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:35,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:22:35,774 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:22:35,774 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659865806] [2021-07-14 00:22:35,774 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659865806] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:22:35,774 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:22:35,774 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-14 00:22:35,775 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408110845] [2021-07-14 00:22:35,775 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-14 00:22:35,775 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:22:35,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-14 00:22:35,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-14 00:22:35,776 INFO L87 Difference]: Start difference. First operand 3879 states and 6359 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:35,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:22:35,814 INFO L93 Difference]: Finished difference Result 619 states and 834 transitions. [2021-07-14 00:22:35,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 00:22:35,815 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 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 80 [2021-07-14 00:22:35,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:22:35,817 INFO L225 Difference]: With dead ends: 619 [2021-07-14 00:22:35,817 INFO L226 Difference]: Without dead ends: 619 [2021-07-14 00:22:35,818 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 38.5ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-14 00:22:35,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2021-07-14 00:22:35,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 619. [2021-07-14 00:22:35,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 619 states, 617 states have (on average 1.3517017828200972) internal successors, (834), 618 states have internal predecessors, (834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:35,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 619 states and 834 transitions. [2021-07-14 00:22:35,829 INFO L78 Accepts]: Start accepts. Automaton has 619 states and 834 transitions. Word has length 80 [2021-07-14 00:22:35,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:22:35,830 INFO L482 AbstractCegarLoop]: Abstraction has 619 states and 834 transitions. [2021-07-14 00:22:35,830 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:35,830 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 834 transitions. [2021-07-14 00:22:35,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-07-14 00:22:35,832 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:22:35,832 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:22:35,832 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 00:22:35,832 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:22:35,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:22:35,832 INFO L82 PathProgramCache]: Analyzing trace with hash -684096563, now seen corresponding path program 1 times [2021-07-14 00:22:35,833 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:22:35,833 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483665685] [2021-07-14 00:22:35,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:22:35,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:22:36,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:36,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:36,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:36,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:22:36,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:36,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:22:36,221 INFO L142 QuantifierPusher]: treesize reduction 22, result has 47.6 percent of original size [2021-07-14 00:22:36,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-07-14 00:22:36,252 INFO L142 QuantifierPusher]: treesize reduction 11, result has 60.7 percent of original size [2021-07-14 00:22:36,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:22:36,273 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-07-14 00:22:36,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-14 00:22:36,292 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-07-14 00:22:36,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-14 00:22:36,312 INFO L142 QuantifierPusher]: treesize reduction 15, result has 48.3 percent of original size [2021-07-14 00:22:36,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-14 00:22:36,337 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-07-14 00:22:36,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:22:36,364 INFO L142 QuantifierPusher]: treesize reduction 16, result has 65.2 percent of original size [2021-07-14 00:22:36,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-14 00:22:36,381 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-07-14 00:22:36,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:22:36,384 INFO L142 QuantifierPusher]: treesize reduction 11, result has 60.7 percent of original size [2021-07-14 00:22:36,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:22:36,403 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:22:36,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:22:36,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:36,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:22:36,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:36,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:36,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:36,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:36,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:36,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:36,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:22:36,472 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:22:36,472 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483665685] [2021-07-14 00:22:36,472 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483665685] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:22:36,472 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:22:36,472 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-07-14 00:22:36,473 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301189426] [2021-07-14 00:22:36,473 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-14 00:22:36,473 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:22:36,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-14 00:22:36,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2021-07-14 00:22:36,474 INFO L87 Difference]: Start difference. First operand 619 states and 834 transitions. Second operand has 15 states, 15 states have (on average 7.533333333333333) internal successors, (113), 15 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:37,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:22:37,292 INFO L93 Difference]: Finished difference Result 745 states and 1016 transitions. [2021-07-14 00:22:37,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 00:22:37,293 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 7.533333333333333) internal successors, (113), 15 states have internal predecessors, (113), 0 states have call successors, (0), 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 113 [2021-07-14 00:22:37,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:22:37,296 INFO L225 Difference]: With dead ends: 745 [2021-07-14 00:22:37,296 INFO L226 Difference]: Without dead ends: 745 [2021-07-14 00:22:37,297 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 688.0ms TimeCoverageRelationStatistics Valid=210, Invalid=602, Unknown=0, NotChecked=0, Total=812 [2021-07-14 00:22:37,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2021-07-14 00:22:37,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 737. [2021-07-14 00:22:37,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 737 states, 735 states have (on average 1.3727891156462586) internal successors, (1009), 736 states have internal predecessors, (1009), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:37,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 737 states and 1009 transitions. [2021-07-14 00:22:37,310 INFO L78 Accepts]: Start accepts. Automaton has 737 states and 1009 transitions. Word has length 113 [2021-07-14 00:22:37,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:22:37,311 INFO L482 AbstractCegarLoop]: Abstraction has 737 states and 1009 transitions. [2021-07-14 00:22:37,311 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 7.533333333333333) internal successors, (113), 15 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:37,311 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1009 transitions. [2021-07-14 00:22:37,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-07-14 00:22:37,313 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:22:37,313 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:22:37,313 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-14 00:22:37,313 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:22:37,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:22:37,314 INFO L82 PathProgramCache]: Analyzing trace with hash 1684756155, now seen corresponding path program 2 times [2021-07-14 00:22:37,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:22:37,314 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287538781] [2021-07-14 00:22:37,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:22:37,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:22:37,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:37,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:37,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:37,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:22:37,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:37,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:22:37,565 INFO L142 QuantifierPusher]: treesize reduction 30, result has 33.3 percent of original size [2021-07-14 00:22:37,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:22:37,577 INFO L142 QuantifierPusher]: treesize reduction 14, result has 54.8 percent of original size [2021-07-14 00:22:37,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:22:37,590 INFO L142 QuantifierPusher]: treesize reduction 18, result has 56.1 percent of original size [2021-07-14 00:22:37,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:22:37,612 INFO L142 QuantifierPusher]: treesize reduction 18, result has 59.1 percent of original size [2021-07-14 00:22:37,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-14 00:22:37,634 INFO L142 QuantifierPusher]: treesize reduction 22, result has 60.0 percent of original size [2021-07-14 00:22:37,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-14 00:22:37,665 INFO L142 QuantifierPusher]: treesize reduction 22, result has 60.0 percent of original size [2021-07-14 00:22:37,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-14 00:22:37,696 INFO L142 QuantifierPusher]: treesize reduction 21, result has 56.3 percent of original size [2021-07-14 00:22:37,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:22:37,728 INFO L142 QuantifierPusher]: treesize reduction 21, result has 67.2 percent of original size [2021-07-14 00:22:37,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:22:37,771 INFO L142 QuantifierPusher]: treesize reduction 21, result has 63.2 percent of original size [2021-07-14 00:22:37,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-07-14 00:22:37,790 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-07-14 00:22:37,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:22:37,812 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-07-14 00:22:37,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:22:37,818 INFO L142 QuantifierPusher]: treesize reduction 16, result has 65.2 percent of original size [2021-07-14 00:22:37,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-14 00:22:37,834 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-07-14 00:22:37,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:22:37,837 INFO L142 QuantifierPusher]: treesize reduction 11, result has 60.7 percent of original size [2021-07-14 00:22:37,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:22:37,856 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:22:37,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:22:37,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:37,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:22:37,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:37,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:37,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:37,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:37,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:37,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:37,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:22:37,926 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:22:37,926 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287538781] [2021-07-14 00:22:37,926 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287538781] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:22:37,926 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:22:37,926 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-07-14 00:22:37,926 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629171122] [2021-07-14 00:22:37,927 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 00:22:37,927 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:22:37,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 00:22:37,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2021-07-14 00:22:37,928 INFO L87 Difference]: Start difference. First operand 737 states and 1009 transitions. Second operand has 18 states, 18 states have (on average 6.277777777777778) internal successors, (113), 18 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:39,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:22:39,063 INFO L93 Difference]: Finished difference Result 1076 states and 1539 transitions. [2021-07-14 00:22:39,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 00:22:39,064 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 6.277777777777778) internal successors, (113), 18 states have internal predecessors, (113), 0 states have call successors, (0), 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 113 [2021-07-14 00:22:39,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:22:39,067 INFO L225 Difference]: With dead ends: 1076 [2021-07-14 00:22:39,067 INFO L226 Difference]: Without dead ends: 1076 [2021-07-14 00:22:39,067 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 1021.1ms TimeCoverageRelationStatistics Valid=266, Invalid=790, Unknown=0, NotChecked=0, Total=1056 [2021-07-14 00:22:39,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1076 states. [2021-07-14 00:22:39,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1076 to 803. [2021-07-14 00:22:39,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 803 states, 801 states have (on average 1.4257178526841447) internal successors, (1142), 802 states have internal predecessors, (1142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:39,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 803 states and 1142 transitions. [2021-07-14 00:22:39,084 INFO L78 Accepts]: Start accepts. Automaton has 803 states and 1142 transitions. Word has length 113 [2021-07-14 00:22:39,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:22:39,084 INFO L482 AbstractCegarLoop]: Abstraction has 803 states and 1142 transitions. [2021-07-14 00:22:39,084 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 6.277777777777778) internal successors, (113), 18 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:39,085 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1142 transitions. [2021-07-14 00:22:39,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-07-14 00:22:39,086 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:22:39,086 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:22:39,087 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-14 00:22:39,087 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:22:39,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:22:39,087 INFO L82 PathProgramCache]: Analyzing trace with hash 1782381365, now seen corresponding path program 3 times [2021-07-14 00:22:39,087 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:22:39,087 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690094961] [2021-07-14 00:22:39,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:22:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:22:39,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:39,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:39,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:39,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:22:39,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:39,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:22:39,380 INFO L142 QuantifierPusher]: treesize reduction 30, result has 33.3 percent of original size [2021-07-14 00:22:39,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:22:39,392 INFO L142 QuantifierPusher]: treesize reduction 14, result has 54.8 percent of original size [2021-07-14 00:22:39,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:22:39,411 INFO L142 QuantifierPusher]: treesize reduction 14, result has 53.3 percent of original size [2021-07-14 00:22:39,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-14 00:22:39,431 INFO L142 QuantifierPusher]: treesize reduction 15, result has 59.5 percent of original size [2021-07-14 00:22:39,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-14 00:22:39,454 INFO L142 QuantifierPusher]: treesize reduction 22, result has 60.0 percent of original size [2021-07-14 00:22:39,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-14 00:22:39,493 INFO L142 QuantifierPusher]: treesize reduction 22, result has 60.0 percent of original size [2021-07-14 00:22:39,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-14 00:22:39,528 INFO L142 QuantifierPusher]: treesize reduction 18, result has 60.0 percent of original size [2021-07-14 00:22:39,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:22:39,567 INFO L142 QuantifierPusher]: treesize reduction 18, result has 70.5 percent of original size [2021-07-14 00:22:39,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:22:39,610 INFO L142 QuantifierPusher]: treesize reduction 18, result has 66.7 percent of original size [2021-07-14 00:22:39,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-07-14 00:22:39,629 INFO L142 QuantifierPusher]: treesize reduction 20, result has 53.5 percent of original size [2021-07-14 00:22:39,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:22:39,651 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-07-14 00:22:39,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:22:39,654 INFO L142 QuantifierPusher]: treesize reduction 16, result has 65.2 percent of original size [2021-07-14 00:22:39,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-14 00:22:39,670 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-07-14 00:22:39,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:22:39,672 INFO L142 QuantifierPusher]: treesize reduction 11, result has 60.7 percent of original size [2021-07-14 00:22:39,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:22:39,689 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:22:39,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:22:39,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:39,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:22:39,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:39,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:39,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:39,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:39,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:39,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:39,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:22:39,751 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:22:39,751 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690094961] [2021-07-14 00:22:39,752 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690094961] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:22:39,752 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:22:39,752 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-07-14 00:22:39,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251402608] [2021-07-14 00:22:39,752 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 00:22:39,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:22:39,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 00:22:39,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2021-07-14 00:22:39,753 INFO L87 Difference]: Start difference. First operand 803 states and 1142 transitions. Second operand has 18 states, 18 states have (on average 6.277777777777778) internal successors, (113), 18 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:40,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:22:40,794 INFO L93 Difference]: Finished difference Result 1269 states and 1857 transitions. [2021-07-14 00:22:40,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 00:22:40,795 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 6.277777777777778) internal successors, (113), 18 states have internal predecessors, (113), 0 states have call successors, (0), 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 113 [2021-07-14 00:22:40,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:22:40,799 INFO L225 Difference]: With dead ends: 1269 [2021-07-14 00:22:40,799 INFO L226 Difference]: Without dead ends: 1269 [2021-07-14 00:22:40,800 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 917.0ms TimeCoverageRelationStatistics Valid=264, Invalid=858, Unknown=0, NotChecked=0, Total=1122 [2021-07-14 00:22:40,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1269 states. [2021-07-14 00:22:40,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1269 to 791. [2021-07-14 00:22:40,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 791 states, 789 states have (on average 1.4195183776932827) internal successors, (1120), 790 states have internal predecessors, (1120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:40,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 1120 transitions. [2021-07-14 00:22:40,816 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 1120 transitions. Word has length 113 [2021-07-14 00:22:40,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:22:40,816 INFO L482 AbstractCegarLoop]: Abstraction has 791 states and 1120 transitions. [2021-07-14 00:22:40,816 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 6.277777777777778) internal successors, (113), 18 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:40,816 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1120 transitions. [2021-07-14 00:22:40,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-07-14 00:22:40,820 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:22:40,821 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:22:40,821 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-14 00:22:40,821 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:22:40,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:22:40,821 INFO L82 PathProgramCache]: Analyzing trace with hash 810337651, now seen corresponding path program 4 times [2021-07-14 00:22:40,822 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:22:40,822 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68750229] [2021-07-14 00:22:40,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:22:40,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:22:41,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:41,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:41,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:41,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:22:41,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:41,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:22:41,059 INFO L142 QuantifierPusher]: treesize reduction 30, result has 33.3 percent of original size [2021-07-14 00:22:41,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:22:41,074 INFO L142 QuantifierPusher]: treesize reduction 14, result has 54.8 percent of original size [2021-07-14 00:22:41,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:22:41,088 INFO L142 QuantifierPusher]: treesize reduction 14, result has 53.3 percent of original size [2021-07-14 00:22:41,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-14 00:22:41,102 INFO L142 QuantifierPusher]: treesize reduction 18, result has 55.0 percent of original size [2021-07-14 00:22:41,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-14 00:22:41,121 INFO L142 QuantifierPusher]: treesize reduction 18, result has 55.0 percent of original size [2021-07-14 00:22:41,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-14 00:22:41,141 INFO L142 QuantifierPusher]: treesize reduction 22, result has 60.0 percent of original size [2021-07-14 00:22:41,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-14 00:22:41,173 INFO L142 QuantifierPusher]: treesize reduction 21, result has 56.3 percent of original size [2021-07-14 00:22:41,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:22:41,208 INFO L142 QuantifierPusher]: treesize reduction 21, result has 67.2 percent of original size [2021-07-14 00:22:41,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:22:41,255 INFO L142 QuantifierPusher]: treesize reduction 21, result has 63.2 percent of original size [2021-07-14 00:22:41,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-07-14 00:22:41,272 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-07-14 00:22:41,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:22:41,296 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-07-14 00:22:41,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:22:41,298 INFO L142 QuantifierPusher]: treesize reduction 16, result has 65.2 percent of original size [2021-07-14 00:22:41,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-14 00:22:41,314 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-07-14 00:22:41,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:22:41,344 INFO L142 QuantifierPusher]: treesize reduction 11, result has 60.7 percent of original size [2021-07-14 00:22:41,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:22:41,363 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:22:41,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:22:41,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:41,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:22:41,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:41,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:41,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:41,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:41,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:41,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:41,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:22:41,428 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:22:41,428 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68750229] [2021-07-14 00:22:41,429 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68750229] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:22:41,429 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:22:41,429 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-07-14 00:22:41,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821730265] [2021-07-14 00:22:41,429 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 00:22:41,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:22:41,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 00:22:41,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=263, Unknown=0, NotChecked=0, Total=306 [2021-07-14 00:22:41,430 INFO L87 Difference]: Start difference. First operand 791 states and 1120 transitions. Second operand has 18 states, 18 states have (on average 6.277777777777778) internal successors, (113), 18 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:42,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:22:42,436 INFO L93 Difference]: Finished difference Result 1249 states and 1824 transitions. [2021-07-14 00:22:42,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 00:22:42,436 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 6.277777777777778) internal successors, (113), 18 states have internal predecessors, (113), 0 states have call successors, (0), 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 113 [2021-07-14 00:22:42,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:22:42,441 INFO L225 Difference]: With dead ends: 1249 [2021-07-14 00:22:42,441 INFO L226 Difference]: Without dead ends: 1249 [2021-07-14 00:22:42,441 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 888.0ms TimeCoverageRelationStatistics Valid=262, Invalid=860, Unknown=0, NotChecked=0, Total=1122 [2021-07-14 00:22:42,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1249 states. [2021-07-14 00:22:42,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1249 to 787. [2021-07-14 00:22:42,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 787 states, 785 states have (on average 1.4178343949044585) internal successors, (1113), 786 states have internal predecessors, (1113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:42,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 787 states and 1113 transitions. [2021-07-14 00:22:42,458 INFO L78 Accepts]: Start accepts. Automaton has 787 states and 1113 transitions. Word has length 113 [2021-07-14 00:22:42,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:22:42,458 INFO L482 AbstractCegarLoop]: Abstraction has 787 states and 1113 transitions. [2021-07-14 00:22:42,458 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 6.277777777777778) internal successors, (113), 18 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:42,458 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1113 transitions. [2021-07-14 00:22:42,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-07-14 00:22:42,460 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:22:42,460 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:22:42,461 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-07-14 00:22:42,461 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:22:42,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:22:42,461 INFO L82 PathProgramCache]: Analyzing trace with hash -1397240201, now seen corresponding path program 5 times [2021-07-14 00:22:42,461 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:22:42,461 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682413717] [2021-07-14 00:22:42,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:22:42,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:22:42,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:42,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:42,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:42,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:22:42,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:42,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:22:42,653 INFO L142 QuantifierPusher]: treesize reduction 30, result has 33.3 percent of original size [2021-07-14 00:22:42,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:22:42,662 INFO L142 QuantifierPusher]: treesize reduction 14, result has 54.8 percent of original size [2021-07-14 00:22:42,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:22:42,675 INFO L142 QuantifierPusher]: treesize reduction 14, result has 53.3 percent of original size [2021-07-14 00:22:42,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-14 00:22:42,687 INFO L142 QuantifierPusher]: treesize reduction 18, result has 55.0 percent of original size [2021-07-14 00:22:42,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-14 00:22:42,706 INFO L142 QuantifierPusher]: treesize reduction 19, result has 53.7 percent of original size [2021-07-14 00:22:42,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-14 00:22:42,725 INFO L142 QuantifierPusher]: treesize reduction 19, result has 53.7 percent of original size [2021-07-14 00:22:42,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-14 00:22:42,746 INFO L142 QuantifierPusher]: treesize reduction 21, result has 56.3 percent of original size [2021-07-14 00:22:42,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:22:42,777 INFO L142 QuantifierPusher]: treesize reduction 21, result has 67.2 percent of original size [2021-07-14 00:22:42,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:22:42,818 INFO L142 QuantifierPusher]: treesize reduction 21, result has 63.2 percent of original size [2021-07-14 00:22:42,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-07-14 00:22:42,833 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-07-14 00:22:42,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:22:42,855 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-07-14 00:22:42,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:22:42,856 INFO L142 QuantifierPusher]: treesize reduction 16, result has 65.2 percent of original size [2021-07-14 00:22:42,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-14 00:22:42,872 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-07-14 00:22:42,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:22:42,873 INFO L142 QuantifierPusher]: treesize reduction 11, result has 60.7 percent of original size [2021-07-14 00:22:42,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:22:42,897 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:22:42,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:22:42,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:42,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:22:42,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:42,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:42,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:42,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:42,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:42,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:42,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:22:42,964 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:22:42,964 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682413717] [2021-07-14 00:22:42,964 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682413717] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:22:42,964 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:22:42,964 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-07-14 00:22:42,965 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517199898] [2021-07-14 00:22:42,965 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 00:22:42,965 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:22:42,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 00:22:42,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=263, Unknown=0, NotChecked=0, Total=306 [2021-07-14 00:22:42,966 INFO L87 Difference]: Start difference. First operand 787 states and 1113 transitions. Second operand has 18 states, 18 states have (on average 6.277777777777778) internal successors, (113), 18 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:44,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:22:44,121 INFO L93 Difference]: Finished difference Result 1049 states and 1499 transitions. [2021-07-14 00:22:44,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 00:22:44,121 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 6.277777777777778) internal successors, (113), 18 states have internal predecessors, (113), 0 states have call successors, (0), 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 113 [2021-07-14 00:22:44,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:22:44,125 INFO L225 Difference]: With dead ends: 1049 [2021-07-14 00:22:44,125 INFO L226 Difference]: Without dead ends: 1049 [2021-07-14 00:22:44,125 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 173 ImplicationChecksByTransitivity, 1034.9ms TimeCoverageRelationStatistics Valid=311, Invalid=949, Unknown=0, NotChecked=0, Total=1260 [2021-07-14 00:22:44,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1049 states. [2021-07-14 00:22:44,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1049 to 617. [2021-07-14 00:22:44,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 617 states, 616 states have (on average 1.3506493506493507) internal successors, (832), 616 states have internal predecessors, (832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:44,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 617 states and 832 transitions. [2021-07-14 00:22:44,137 INFO L78 Accepts]: Start accepts. Automaton has 617 states and 832 transitions. Word has length 113 [2021-07-14 00:22:44,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:22:44,138 INFO L482 AbstractCegarLoop]: Abstraction has 617 states and 832 transitions. [2021-07-14 00:22:44,138 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 6.277777777777778) internal successors, (113), 18 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:44,138 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 832 transitions. [2021-07-14 00:22:44,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:22:44,139 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:22:44,139 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:22:44,140 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-07-14 00:22:44,140 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:22:44,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:22:44,140 INFO L82 PathProgramCache]: Analyzing trace with hash -582344711, now seen corresponding path program 1 times [2021-07-14 00:22:44,140 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:22:44,140 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499287666] [2021-07-14 00:22:44,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:22:44,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:22:44,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:44,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:44,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:44,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:22:44,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:44,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:22:44,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:44,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-14 00:22:44,412 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-07-14 00:22:44,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:22:44,438 INFO L142 QuantifierPusher]: treesize reduction 33, result has 45.0 percent of original size [2021-07-14 00:22:44,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:22:44,465 INFO L142 QuantifierPusher]: treesize reduction 33, result has 45.0 percent of original size [2021-07-14 00:22:44,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:22:44,467 INFO L142 QuantifierPusher]: treesize reduction 29, result has 58.0 percent of original size [2021-07-14 00:22:44,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-14 00:22:44,503 INFO L142 QuantifierPusher]: treesize reduction 29, result has 58.0 percent of original size [2021-07-14 00:22:44,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-14 00:22:44,505 INFO L142 QuantifierPusher]: treesize reduction 29, result has 59.7 percent of original size [2021-07-14 00:22:44,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:22:44,549 INFO L142 QuantifierPusher]: treesize reduction 29, result has 59.7 percent of original size [2021-07-14 00:22:44,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:22:44,632 INFO L142 QuantifierPusher]: treesize reduction 29, result has 58.0 percent of original size [2021-07-14 00:22:44,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-14 00:22:44,634 INFO L142 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-07-14 00:22:44,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:22:44,672 INFO L142 QuantifierPusher]: treesize reduction 15, result has 75.8 percent of original size [2021-07-14 00:22:44,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-07-14 00:22:44,710 INFO L142 QuantifierPusher]: treesize reduction 15, result has 72.2 percent of original size [2021-07-14 00:22:44,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:22:44,746 INFO L142 QuantifierPusher]: treesize reduction 22, result has 68.6 percent of original size [2021-07-14 00:22:44,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-14 00:22:44,795 INFO L142 QuantifierPusher]: treesize reduction 22, result has 66.2 percent of original size [2021-07-14 00:22:44,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:22:44,838 INFO L142 QuantifierPusher]: treesize reduction 22, result has 67.6 percent of original size [2021-07-14 00:22:44,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-14 00:22:44,857 INFO L142 QuantifierPusher]: treesize reduction 22, result has 63.3 percent of original size [2021-07-14 00:22:44,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-14 00:22:44,874 INFO L142 QuantifierPusher]: treesize reduction 27, result has 54.2 percent of original size [2021-07-14 00:22:44,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:22:44,902 INFO L142 QuantifierPusher]: treesize reduction 22, result has 63.3 percent of original size [2021-07-14 00:22:44,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-14 00:22:44,937 INFO L142 QuantifierPusher]: treesize reduction 17, result has 76.4 percent of original size [2021-07-14 00:22:44,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-07-14 00:22:45,000 INFO L142 QuantifierPusher]: treesize reduction 17, result has 76.4 percent of original size [2021-07-14 00:22:45,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-07-14 00:22:45,047 INFO L142 QuantifierPusher]: treesize reduction 42, result has 50.6 percent of original size [2021-07-14 00:22:45,057 INFO L147 QuantifierPusher]: treesize reduction 6, result has 86.0 percent of original size 37 [2021-07-14 00:22:45,112 INFO L142 QuantifierPusher]: treesize reduction 22, result has 51.1 percent of original size [2021-07-14 00:22:45,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:22:45,138 INFO L142 QuantifierPusher]: treesize reduction 14, result has 66.7 percent of original size [2021-07-14 00:22:45,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-14 00:22:45,157 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-07-14 00:22:45,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:22:45,174 INFO L142 QuantifierPusher]: treesize reduction 24, result has 41.5 percent of original size [2021-07-14 00:22:45,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:22:45,203 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-07-14 00:22:45,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:22:45,234 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-07-14 00:22:45,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:22:45,262 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:22:45,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:22:45,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:45,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:22:45,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:45,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:45,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:45,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:45,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:45,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:45,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:22:45,347 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:22:45,347 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499287666] [2021-07-14 00:22:45,347 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499287666] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:22:45,347 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:22:45,348 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-07-14 00:22:45,348 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009502679] [2021-07-14 00:22:45,348 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-14 00:22:45,348 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:22:45,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-14 00:22:45,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=687, Unknown=0, NotChecked=0, Total=756 [2021-07-14 00:22:45,349 INFO L87 Difference]: Start difference. First operand 617 states and 832 transitions. Second operand has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:48,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:22:48,237 INFO L93 Difference]: Finished difference Result 885 states and 1237 transitions. [2021-07-14 00:22:48,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-14 00:22:48,237 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:22:48,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:22:48,240 INFO L225 Difference]: With dead ends: 885 [2021-07-14 00:22:48,240 INFO L226 Difference]: Without dead ends: 718 [2021-07-14 00:22:48,241 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 6 SyntacticMatches, 3 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 604 ImplicationChecksByTransitivity, 2758.7ms TimeCoverageRelationStatistics Valid=532, Invalid=2660, Unknown=0, NotChecked=0, Total=3192 [2021-07-14 00:22:48,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 718 states. [2021-07-14 00:22:48,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 718 to 603. [2021-07-14 00:22:48,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 603 states, 602 states have (on average 1.3355481727574752) internal successors, (804), 602 states have internal predecessors, (804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:48,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 603 states and 804 transitions. [2021-07-14 00:22:48,250 INFO L78 Accepts]: Start accepts. Automaton has 603 states and 804 transitions. Word has length 119 [2021-07-14 00:22:48,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:22:48,251 INFO L482 AbstractCegarLoop]: Abstraction has 603 states and 804 transitions. [2021-07-14 00:22:48,251 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:48,251 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 804 transitions. [2021-07-14 00:22:48,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:22:48,252 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:22:48,253 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:22:48,253 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-07-14 00:22:48,253 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:22:48,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:22:48,253 INFO L82 PathProgramCache]: Analyzing trace with hash 1789089129, now seen corresponding path program 2 times [2021-07-14 00:22:48,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:22:48,254 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614177553] [2021-07-14 00:22:48,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:22:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:22:48,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:48,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:48,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:48,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:22:48,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:48,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:22:48,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:48,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:22:48,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:48,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:22:48,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:48,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-14 00:22:48,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:48,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-14 00:22:48,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:48,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-14 00:22:48,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:48,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:22:48,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:48,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-14 00:22:48,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:48,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-14 00:22:48,509 INFO L142 QuantifierPusher]: treesize reduction 13, result has 69.0 percent of original size [2021-07-14 00:22:48,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-07-14 00:22:48,544 INFO L142 QuantifierPusher]: treesize reduction 13, result has 74.0 percent of original size [2021-07-14 00:22:48,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-07-14 00:22:48,588 INFO L142 QuantifierPusher]: treesize reduction 13, result has 74.0 percent of original size [2021-07-14 00:22:48,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-07-14 00:22:48,631 INFO L142 QuantifierPusher]: treesize reduction 26, result has 67.9 percent of original size [2021-07-14 00:22:48,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-07-14 00:22:48,680 INFO L142 QuantifierPusher]: treesize reduction 26, result has 63.9 percent of original size [2021-07-14 00:22:48,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-14 00:22:48,682 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:22:48,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:22:48,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:48,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:48,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:22:48,690 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:22:48,690 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614177553] [2021-07-14 00:22:48,690 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614177553] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:22:48,690 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:22:48,690 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-07-14 00:22:48,690 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437785299] [2021-07-14 00:22:48,691 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-14 00:22:48,691 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:22:48,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-14 00:22:48,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2021-07-14 00:22:48,691 INFO L87 Difference]: Start difference. First operand 603 states and 804 transitions. Second operand has 15 states, 15 states have (on average 7.933333333333334) internal successors, (119), 15 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:49,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:22:49,225 INFO L93 Difference]: Finished difference Result 674 states and 919 transitions. [2021-07-14 00:22:49,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 00:22:49,225 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 7.933333333333334) internal successors, (119), 15 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:22:49,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:22:49,227 INFO L225 Difference]: With dead ends: 674 [2021-07-14 00:22:49,228 INFO L226 Difference]: Without dead ends: 674 [2021-07-14 00:22:49,228 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 552.9ms TimeCoverageRelationStatistics Valid=235, Invalid=695, Unknown=0, NotChecked=0, Total=930 [2021-07-14 00:22:49,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 674 states. [2021-07-14 00:22:49,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 674 to 613. [2021-07-14 00:22:49,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 613 states, 612 states have (on average 1.338235294117647) internal successors, (819), 612 states have internal predecessors, (819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:49,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 819 transitions. [2021-07-14 00:22:49,250 INFO L78 Accepts]: Start accepts. Automaton has 613 states and 819 transitions. Word has length 119 [2021-07-14 00:22:49,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:22:49,250 INFO L482 AbstractCegarLoop]: Abstraction has 613 states and 819 transitions. [2021-07-14 00:22:49,250 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 7.933333333333334) internal successors, (119), 15 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:49,250 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 819 transitions. [2021-07-14 00:22:49,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:22:49,252 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:22:49,252 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:22:49,252 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-07-14 00:22:49,252 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:22:49,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:22:49,253 INFO L82 PathProgramCache]: Analyzing trace with hash 275634471, now seen corresponding path program 3 times [2021-07-14 00:22:49,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:22:49,253 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084366236] [2021-07-14 00:22:49,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:22:49,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:22:49,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:49,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:49,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:49,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:22:49,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:49,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:22:49,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:49,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-14 00:22:49,539 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-07-14 00:22:49,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:22:49,563 INFO L142 QuantifierPusher]: treesize reduction 26, result has 57.4 percent of original size [2021-07-14 00:22:49,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:22:49,590 INFO L142 QuantifierPusher]: treesize reduction 35, result has 55.7 percent of original size [2021-07-14 00:22:49,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-14 00:22:49,626 INFO L142 QuantifierPusher]: treesize reduction 30, result has 62.0 percent of original size [2021-07-14 00:22:49,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-07-14 00:22:49,668 INFO L142 QuantifierPusher]: treesize reduction 31, result has 63.1 percent of original size [2021-07-14 00:22:49,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-07-14 00:22:49,718 INFO L142 QuantifierPusher]: treesize reduction 31, result has 63.1 percent of original size [2021-07-14 00:22:49,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-07-14 00:22:49,770 INFO L142 QuantifierPusher]: treesize reduction 24, result has 65.7 percent of original size [2021-07-14 00:22:49,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-14 00:22:49,783 INFO L142 QuantifierPusher]: treesize reduction 20, result has 66.7 percent of original size [2021-07-14 00:22:49,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-14 00:22:49,823 INFO L142 QuantifierPusher]: treesize reduction 20, result has 68.8 percent of original size [2021-07-14 00:22:49,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-14 00:22:49,862 INFO L142 QuantifierPusher]: treesize reduction 20, result has 64.3 percent of original size [2021-07-14 00:22:49,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-07-14 00:22:49,897 INFO L142 QuantifierPusher]: treesize reduction 27, result has 60.9 percent of original size [2021-07-14 00:22:49,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:22:49,940 INFO L142 QuantifierPusher]: treesize reduction 27, result has 67.9 percent of original size [2021-07-14 00:22:49,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-07-14 00:22:49,995 INFO L142 QuantifierPusher]: treesize reduction 27, result has 70.7 percent of original size [2021-07-14 00:22:49,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-07-14 00:22:50,019 INFO L142 QuantifierPusher]: treesize reduction 27, result has 65.4 percent of original size [2021-07-14 00:22:50,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-07-14 00:22:50,040 INFO L142 QuantifierPusher]: treesize reduction 32, result has 58.4 percent of original size [2021-07-14 00:22:50,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-14 00:22:50,106 INFO L142 QuantifierPusher]: treesize reduction 32, result has 63.6 percent of original size [2021-07-14 00:22:50,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-07-14 00:22:50,162 INFO L142 QuantifierPusher]: treesize reduction 32, result has 63.6 percent of original size [2021-07-14 00:22:50,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-07-14 00:22:50,233 INFO L142 QuantifierPusher]: treesize reduction 52, result has 39.5 percent of original size [2021-07-14 00:22:50,233 INFO L147 QuantifierPusher]: treesize reduction 6, result has 82.4 percent of original size 28 [2021-07-14 00:22:50,278 INFO L142 QuantifierPusher]: treesize reduction 47, result has 46.0 percent of original size [2021-07-14 00:22:50,279 INFO L147 QuantifierPusher]: treesize reduction 6, result has 85.0 percent of original size 34 [2021-07-14 00:22:50,327 INFO L142 QuantifierPusher]: treesize reduction 27, result has 47.1 percent of original size [2021-07-14 00:22:50,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-14 00:22:50,357 INFO L142 QuantifierPusher]: treesize reduction 19, result has 60.4 percent of original size [2021-07-14 00:22:50,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-07-14 00:22:50,387 INFO L142 QuantifierPusher]: treesize reduction 19, result has 55.8 percent of original size [2021-07-14 00:22:50,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-14 00:22:50,388 INFO L142 QuantifierPusher]: treesize reduction 19, result has 51.3 percent of original size [2021-07-14 00:22:50,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-07-14 00:22:50,418 INFO L142 QuantifierPusher]: treesize reduction 29, result has 32.6 percent of original size [2021-07-14 00:22:50,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-14 00:22:50,447 INFO L142 QuantifierPusher]: treesize reduction 19, result has 51.3 percent of original size [2021-07-14 00:22:50,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-07-14 00:22:50,481 INFO L142 QuantifierPusher]: treesize reduction 14, result has 50.0 percent of original size [2021-07-14 00:22:50,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-14 00:22:50,510 INFO L142 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size [2021-07-14 00:22:50,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:22:50,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:50,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:22:50,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:50,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:50,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:50,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:50,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:50,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:50,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:22:50,593 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:22:50,593 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084366236] [2021-07-14 00:22:50,594 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084366236] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:22:50,594 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:22:50,595 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-07-14 00:22:50,595 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991823402] [2021-07-14 00:22:50,595 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-07-14 00:22:50,595 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:22:50,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-07-14 00:22:50,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=794, Unknown=0, NotChecked=0, Total=870 [2021-07-14 00:22:50,596 INFO L87 Difference]: Start difference. First operand 613 states and 819 transitions. Second operand has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:52,456 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 67 [2021-07-14 00:22:52,788 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 57 [2021-07-14 00:22:53,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:22:53,680 INFO L93 Difference]: Finished difference Result 774 states and 1061 transitions. [2021-07-14 00:22:53,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-14 00:22:53,680 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:22:53,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:22:53,682 INFO L225 Difference]: With dead ends: 774 [2021-07-14 00:22:53,682 INFO L226 Difference]: Without dead ends: 661 [2021-07-14 00:22:53,683 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 769 ImplicationChecksByTransitivity, 3294.7ms TimeCoverageRelationStatistics Valid=681, Invalid=3351, Unknown=0, NotChecked=0, Total=4032 [2021-07-14 00:22:53,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 661 states. [2021-07-14 00:22:53,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 661 to 617. [2021-07-14 00:22:53,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 617 states, 616 states have (on average 1.3409090909090908) internal successors, (826), 616 states have internal predecessors, (826), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:53,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 617 states and 826 transitions. [2021-07-14 00:22:53,693 INFO L78 Accepts]: Start accepts. Automaton has 617 states and 826 transitions. Word has length 119 [2021-07-14 00:22:53,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:22:53,693 INFO L482 AbstractCegarLoop]: Abstraction has 617 states and 826 transitions. [2021-07-14 00:22:53,693 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:53,693 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 826 transitions. [2021-07-14 00:22:53,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:22:53,695 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:22:53,695 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:22:53,695 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-07-14 00:22:53,695 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:22:53,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:22:53,695 INFO L82 PathProgramCache]: Analyzing trace with hash 1521498251, now seen corresponding path program 4 times [2021-07-14 00:22:53,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:22:53,696 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93885291] [2021-07-14 00:22:53,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:22:53,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:22:53,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:53,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:53,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:53,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:22:53,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:53,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:22:53,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:53,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-14 00:22:53,954 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-07-14 00:22:53,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:22:53,976 INFO L142 QuantifierPusher]: treesize reduction 26, result has 57.4 percent of original size [2021-07-14 00:22:53,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:22:54,004 INFO L142 QuantifierPusher]: treesize reduction 35, result has 55.7 percent of original size [2021-07-14 00:22:54,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-14 00:22:54,048 INFO L142 QuantifierPusher]: treesize reduction 30, result has 62.0 percent of original size [2021-07-14 00:22:54,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-07-14 00:22:54,089 INFO L142 QuantifierPusher]: treesize reduction 31, result has 63.1 percent of original size [2021-07-14 00:22:54,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-07-14 00:22:54,132 INFO L142 QuantifierPusher]: treesize reduction 31, result has 63.1 percent of original size [2021-07-14 00:22:54,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-07-14 00:22:54,189 INFO L142 QuantifierPusher]: treesize reduction 24, result has 65.7 percent of original size [2021-07-14 00:22:54,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-14 00:22:54,197 INFO L142 QuantifierPusher]: treesize reduction 20, result has 66.7 percent of original size [2021-07-14 00:22:54,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-14 00:22:54,225 INFO L142 QuantifierPusher]: treesize reduction 20, result has 68.8 percent of original size [2021-07-14 00:22:54,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-14 00:22:54,261 INFO L142 QuantifierPusher]: treesize reduction 20, result has 64.3 percent of original size [2021-07-14 00:22:54,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-07-14 00:22:54,289 INFO L142 QuantifierPusher]: treesize reduction 27, result has 60.9 percent of original size [2021-07-14 00:22:54,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:22:54,322 INFO L142 QuantifierPusher]: treesize reduction 27, result has 67.9 percent of original size [2021-07-14 00:22:54,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-07-14 00:22:54,366 INFO L142 QuantifierPusher]: treesize reduction 27, result has 70.7 percent of original size [2021-07-14 00:22:54,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-07-14 00:22:54,393 INFO L142 QuantifierPusher]: treesize reduction 27, result has 65.4 percent of original size [2021-07-14 00:22:54,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-07-14 00:22:54,414 INFO L142 QuantifierPusher]: treesize reduction 32, result has 58.4 percent of original size [2021-07-14 00:22:54,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-14 00:22:54,459 INFO L142 QuantifierPusher]: treesize reduction 32, result has 63.6 percent of original size [2021-07-14 00:22:54,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-07-14 00:22:54,510 INFO L142 QuantifierPusher]: treesize reduction 32, result has 63.6 percent of original size [2021-07-14 00:22:54,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-07-14 00:22:54,575 INFO L142 QuantifierPusher]: treesize reduction 22, result has 75.6 percent of original size [2021-07-14 00:22:54,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-14 00:22:54,637 INFO L142 QuantifierPusher]: treesize reduction 47, result has 46.0 percent of original size [2021-07-14 00:22:54,638 INFO L147 QuantifierPusher]: treesize reduction 6, result has 85.0 percent of original size 34 [2021-07-14 00:22:54,675 INFO L142 QuantifierPusher]: treesize reduction 27, result has 47.1 percent of original size [2021-07-14 00:22:54,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-14 00:22:54,702 INFO L142 QuantifierPusher]: treesize reduction 19, result has 60.4 percent of original size [2021-07-14 00:22:54,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-07-14 00:22:54,729 INFO L142 QuantifierPusher]: treesize reduction 19, result has 55.8 percent of original size [2021-07-14 00:22:54,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-14 00:22:54,730 INFO L142 QuantifierPusher]: treesize reduction 19, result has 51.3 percent of original size [2021-07-14 00:22:54,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-07-14 00:22:54,754 INFO L142 QuantifierPusher]: treesize reduction 29, result has 32.6 percent of original size [2021-07-14 00:22:54,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-14 00:22:54,776 INFO L142 QuantifierPusher]: treesize reduction 19, result has 51.3 percent of original size [2021-07-14 00:22:54,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-07-14 00:22:54,800 INFO L142 QuantifierPusher]: treesize reduction 14, result has 50.0 percent of original size [2021-07-14 00:22:54,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-14 00:22:54,823 INFO L142 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size [2021-07-14 00:22:54,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:22:54,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:54,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:22:54,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:54,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:54,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:54,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:54,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:54,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:54,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:22:54,906 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:22:54,906 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93885291] [2021-07-14 00:22:54,906 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93885291] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:22:54,906 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:22:54,906 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-07-14 00:22:54,906 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476091533] [2021-07-14 00:22:54,907 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-07-14 00:22:54,907 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:22:54,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-07-14 00:22:54,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=794, Unknown=0, NotChecked=0, Total=870 [2021-07-14 00:22:54,908 INFO L87 Difference]: Start difference. First operand 617 states and 826 transitions. Second operand has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:57,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:22:57,648 INFO L93 Difference]: Finished difference Result 769 states and 1054 transitions. [2021-07-14 00:22:57,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-14 00:22:57,648 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:22:57,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:22:57,650 INFO L225 Difference]: With dead ends: 769 [2021-07-14 00:22:57,650 INFO L226 Difference]: Without dead ends: 660 [2021-07-14 00:22:57,652 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 747 ImplicationChecksByTransitivity, 2857.1ms TimeCoverageRelationStatistics Valid=644, Invalid=3262, Unknown=0, NotChecked=0, Total=3906 [2021-07-14 00:22:57,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 660 states. [2021-07-14 00:22:57,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 660 to 616. [2021-07-14 00:22:57,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 616 states, 615 states have (on average 1.3398373983739837) internal successors, (824), 615 states have internal predecessors, (824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:57,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 616 states and 824 transitions. [2021-07-14 00:22:57,661 INFO L78 Accepts]: Start accepts. Automaton has 616 states and 824 transitions. Word has length 119 [2021-07-14 00:22:57,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:22:57,662 INFO L482 AbstractCegarLoop]: Abstraction has 616 states and 824 transitions. [2021-07-14 00:22:57,662 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:22:57,662 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 824 transitions. [2021-07-14 00:22:57,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:22:57,663 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:22:57,663 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:22:57,664 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-07-14 00:22:57,664 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:22:57,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:22:57,664 INFO L82 PathProgramCache]: Analyzing trace with hash -422133947, now seen corresponding path program 5 times [2021-07-14 00:22:57,664 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:22:57,664 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153862870] [2021-07-14 00:22:57,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:22:57,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:22:57,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:57,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:57,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:57,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:22:57,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:57,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:22:57,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:57,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-14 00:22:57,917 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-07-14 00:22:57,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:22:57,940 INFO L142 QuantifierPusher]: treesize reduction 26, result has 57.4 percent of original size [2021-07-14 00:22:57,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:22:57,967 INFO L142 QuantifierPusher]: treesize reduction 35, result has 55.7 percent of original size [2021-07-14 00:22:57,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-14 00:22:58,000 INFO L142 QuantifierPusher]: treesize reduction 30, result has 62.0 percent of original size [2021-07-14 00:22:58,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-07-14 00:22:58,040 INFO L142 QuantifierPusher]: treesize reduction 31, result has 63.1 percent of original size [2021-07-14 00:22:58,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-07-14 00:22:58,090 INFO L142 QuantifierPusher]: treesize reduction 31, result has 63.1 percent of original size [2021-07-14 00:22:58,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-07-14 00:22:58,141 INFO L142 QuantifierPusher]: treesize reduction 24, result has 65.7 percent of original size [2021-07-14 00:22:58,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-14 00:22:58,152 INFO L142 QuantifierPusher]: treesize reduction 20, result has 66.7 percent of original size [2021-07-14 00:22:58,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-14 00:22:58,186 INFO L142 QuantifierPusher]: treesize reduction 20, result has 68.8 percent of original size [2021-07-14 00:22:58,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-14 00:22:58,222 INFO L142 QuantifierPusher]: treesize reduction 20, result has 64.3 percent of original size [2021-07-14 00:22:58,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-07-14 00:22:58,256 INFO L142 QuantifierPusher]: treesize reduction 27, result has 60.9 percent of original size [2021-07-14 00:22:58,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:22:58,297 INFO L142 QuantifierPusher]: treesize reduction 27, result has 67.9 percent of original size [2021-07-14 00:22:58,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-07-14 00:22:58,340 INFO L142 QuantifierPusher]: treesize reduction 27, result has 70.7 percent of original size [2021-07-14 00:22:58,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-07-14 00:22:58,359 INFO L142 QuantifierPusher]: treesize reduction 27, result has 65.4 percent of original size [2021-07-14 00:22:58,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-07-14 00:22:58,376 INFO L142 QuantifierPusher]: treesize reduction 32, result has 58.4 percent of original size [2021-07-14 00:22:58,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-14 00:22:58,411 INFO L142 QuantifierPusher]: treesize reduction 32, result has 63.6 percent of original size [2021-07-14 00:22:58,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-07-14 00:22:58,455 INFO L142 QuantifierPusher]: treesize reduction 22, result has 75.6 percent of original size [2021-07-14 00:22:58,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-14 00:22:58,501 INFO L142 QuantifierPusher]: treesize reduction 22, result has 75.6 percent of original size [2021-07-14 00:22:58,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-14 00:22:58,550 INFO L142 QuantifierPusher]: treesize reduction 47, result has 46.0 percent of original size [2021-07-14 00:22:58,551 INFO L147 QuantifierPusher]: treesize reduction 6, result has 85.0 percent of original size 34 [2021-07-14 00:22:58,593 INFO L142 QuantifierPusher]: treesize reduction 27, result has 47.1 percent of original size [2021-07-14 00:22:58,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-14 00:22:58,625 INFO L142 QuantifierPusher]: treesize reduction 19, result has 60.4 percent of original size [2021-07-14 00:22:58,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-07-14 00:22:58,654 INFO L142 QuantifierPusher]: treesize reduction 19, result has 55.8 percent of original size [2021-07-14 00:22:58,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-14 00:22:58,655 INFO L142 QuantifierPusher]: treesize reduction 19, result has 51.3 percent of original size [2021-07-14 00:22:58,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-07-14 00:22:58,681 INFO L142 QuantifierPusher]: treesize reduction 29, result has 32.6 percent of original size [2021-07-14 00:22:58,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-14 00:22:58,703 INFO L142 QuantifierPusher]: treesize reduction 19, result has 51.3 percent of original size [2021-07-14 00:22:58,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-07-14 00:22:58,727 INFO L142 QuantifierPusher]: treesize reduction 14, result has 50.0 percent of original size [2021-07-14 00:22:58,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-14 00:22:58,751 INFO L142 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size [2021-07-14 00:22:58,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:22:58,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:58,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:22:58,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:58,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:58,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:58,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:22:58,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:22:58,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:22:58,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:22:58,846 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:22:58,846 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153862870] [2021-07-14 00:22:58,846 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153862870] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:22:58,847 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:22:58,847 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-07-14 00:22:58,847 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727781621] [2021-07-14 00:22:58,847 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-07-14 00:22:58,847 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:22:58,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-07-14 00:22:58,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=794, Unknown=0, NotChecked=0, Total=870 [2021-07-14 00:22:58,848 INFO L87 Difference]: Start difference. First operand 616 states and 824 transitions. Second operand has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:01,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:01,438 INFO L93 Difference]: Finished difference Result 765 states and 1048 transitions. [2021-07-14 00:23:01,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-14 00:23:01,438 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:01,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:01,440 INFO L225 Difference]: With dead ends: 765 [2021-07-14 00:23:01,440 INFO L226 Difference]: Without dead ends: 637 [2021-07-14 00:23:01,441 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 695 ImplicationChecksByTransitivity, 2756.6ms TimeCoverageRelationStatistics Valid=589, Invalid=3071, Unknown=0, NotChecked=0, Total=3660 [2021-07-14 00:23:01,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2021-07-14 00:23:01,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 599. [2021-07-14 00:23:01,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 599 states, 598 states have (on average 1.3227424749163879) internal successors, (791), 598 states have internal predecessors, (791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:01,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 599 states and 791 transitions. [2021-07-14 00:23:01,450 INFO L78 Accepts]: Start accepts. Automaton has 599 states and 791 transitions. Word has length 119 [2021-07-14 00:23:01,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:01,450 INFO L482 AbstractCegarLoop]: Abstraction has 599 states and 791 transitions. [2021-07-14 00:23:01,450 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:01,450 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 791 transitions. [2021-07-14 00:23:01,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:01,452 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:01,452 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:01,452 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-07-14 00:23:01,452 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:01,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:01,455 INFO L82 PathProgramCache]: Analyzing trace with hash -1374290629, now seen corresponding path program 6 times [2021-07-14 00:23:01,455 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:01,455 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832043361] [2021-07-14 00:23:01,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:01,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:01,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:01,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:01,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:01,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:23:01,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:01,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:23:01,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:01,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-14 00:23:01,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:01,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:01,693 INFO L142 QuantifierPusher]: treesize reduction 28, result has 45.1 percent of original size [2021-07-14 00:23:01,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:23:01,707 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-07-14 00:23:01,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:01,725 INFO L142 QuantifierPusher]: treesize reduction 15, result has 69.4 percent of original size [2021-07-14 00:23:01,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-07-14 00:23:01,745 INFO L142 QuantifierPusher]: treesize reduction 15, result has 71.7 percent of original size [2021-07-14 00:23:01,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-14 00:23:01,766 INFO L142 QuantifierPusher]: treesize reduction 15, result has 66.7 percent of original size [2021-07-14 00:23:01,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-14 00:23:01,787 INFO L142 QuantifierPusher]: treesize reduction 19, result has 65.5 percent of original size [2021-07-14 00:23:01,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-07-14 00:23:01,811 INFO L142 QuantifierPusher]: treesize reduction 17, result has 71.7 percent of original size [2021-07-14 00:23:01,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:23:01,844 INFO L142 QuantifierPusher]: treesize reduction 17, result has 73.0 percent of original size [2021-07-14 00:23:01,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-14 00:23:01,861 INFO L142 QuantifierPusher]: treesize reduction 17, result has 66.7 percent of original size [2021-07-14 00:23:01,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-07-14 00:23:01,888 INFO L142 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-07-14 00:23:01,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-14 00:23:01,943 INFO L142 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-07-14 00:23:01,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-14 00:23:01,999 INFO L142 QuantifierPusher]: treesize reduction 17, result has 69.6 percent of original size [2021-07-14 00:23:02,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:02,057 INFO L142 QuantifierPusher]: treesize reduction 26, result has 50.9 percent of original size [2021-07-14 00:23:02,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:02,096 INFO L142 QuantifierPusher]: treesize reduction 26, result has 61.8 percent of original size [2021-07-14 00:23:02,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:02,143 INFO L142 QuantifierPusher]: treesize reduction 22, result has 59.3 percent of original size [2021-07-14 00:23:02,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:02,175 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.0 percent of original size [2021-07-14 00:23:02,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:02,199 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-07-14 00:23:02,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:02,210 INFO L142 QuantifierPusher]: treesize reduction 37, result has 41.3 percent of original size [2021-07-14 00:23:02,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-14 00:23:02,244 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-07-14 00:23:02,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:23:02,268 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-07-14 00:23:02,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:02,312 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:02,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:02,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:02,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:02,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:02,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:02,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:02,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:02,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:02,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:02,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:02,394 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:02,394 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832043361] [2021-07-14 00:23:02,394 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [832043361] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:02,394 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:02,395 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-07-14 00:23:02,395 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436579015] [2021-07-14 00:23:02,395 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-07-14 00:23:02,395 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:02,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-07-14 00:23:02,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=639, Unknown=0, NotChecked=0, Total=702 [2021-07-14 00:23:02,396 INFO L87 Difference]: Start difference. First operand 599 states and 791 transitions. Second operand has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:03,468 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 60 [2021-07-14 00:23:03,744 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 66 [2021-07-14 00:23:04,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:04,875 INFO L93 Difference]: Finished difference Result 737 states and 984 transitions. [2021-07-14 00:23:04,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 00:23:04,876 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:04,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:04,877 INFO L225 Difference]: With dead ends: 737 [2021-07-14 00:23:04,877 INFO L226 Difference]: Without dead ends: 626 [2021-07-14 00:23:04,878 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 434 ImplicationChecksByTransitivity, 2446.7ms TimeCoverageRelationStatistics Valid=468, Invalid=2288, Unknown=0, NotChecked=0, Total=2756 [2021-07-14 00:23:04,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2021-07-14 00:23:04,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 604. [2021-07-14 00:23:04,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 604 states, 603 states have (on average 1.3316749585406302) internal successors, (803), 603 states have internal predecessors, (803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:04,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 604 states and 803 transitions. [2021-07-14 00:23:04,887 INFO L78 Accepts]: Start accepts. Automaton has 604 states and 803 transitions. Word has length 119 [2021-07-14 00:23:04,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:04,887 INFO L482 AbstractCegarLoop]: Abstraction has 604 states and 803 transitions. [2021-07-14 00:23:04,887 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:04,887 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 803 transitions. [2021-07-14 00:23:04,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:04,889 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:04,889 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:04,889 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-07-14 00:23:04,889 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:04,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:04,890 INFO L82 PathProgramCache]: Analyzing trace with hash -1893651399, now seen corresponding path program 7 times [2021-07-14 00:23:04,890 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:04,890 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073896581] [2021-07-14 00:23:04,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:04,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:05,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:05,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:05,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:05,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:23:05,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:05,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:23:05,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:05,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-14 00:23:05,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:05,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:05,113 INFO L142 QuantifierPusher]: treesize reduction 28, result has 45.1 percent of original size [2021-07-14 00:23:05,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:23:05,128 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-07-14 00:23:05,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:05,149 INFO L142 QuantifierPusher]: treesize reduction 15, result has 69.4 percent of original size [2021-07-14 00:23:05,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-07-14 00:23:05,169 INFO L142 QuantifierPusher]: treesize reduction 15, result has 71.7 percent of original size [2021-07-14 00:23:05,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-14 00:23:05,190 INFO L142 QuantifierPusher]: treesize reduction 15, result has 66.7 percent of original size [2021-07-14 00:23:05,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-14 00:23:05,211 INFO L142 QuantifierPusher]: treesize reduction 19, result has 65.5 percent of original size [2021-07-14 00:23:05,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-07-14 00:23:05,235 INFO L142 QuantifierPusher]: treesize reduction 17, result has 71.7 percent of original size [2021-07-14 00:23:05,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:23:05,264 INFO L142 QuantifierPusher]: treesize reduction 17, result has 73.0 percent of original size [2021-07-14 00:23:05,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-14 00:23:05,280 INFO L142 QuantifierPusher]: treesize reduction 17, result has 66.7 percent of original size [2021-07-14 00:23:05,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-07-14 00:23:05,306 INFO L142 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-07-14 00:23:05,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-14 00:23:05,361 INFO L142 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-07-14 00:23:05,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-14 00:23:05,419 INFO L142 QuantifierPusher]: treesize reduction 26, result has 55.9 percent of original size [2021-07-14 00:23:05,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-14 00:23:05,460 INFO L142 QuantifierPusher]: treesize reduction 26, result has 50.9 percent of original size [2021-07-14 00:23:05,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:05,499 INFO L142 QuantifierPusher]: treesize reduction 26, result has 61.8 percent of original size [2021-07-14 00:23:05,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:05,557 INFO L142 QuantifierPusher]: treesize reduction 22, result has 59.3 percent of original size [2021-07-14 00:23:05,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:05,590 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.0 percent of original size [2021-07-14 00:23:05,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:05,614 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-07-14 00:23:05,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:05,616 INFO L142 QuantifierPusher]: treesize reduction 37, result has 41.3 percent of original size [2021-07-14 00:23:05,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-14 00:23:05,657 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-07-14 00:23:05,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:23:05,681 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-07-14 00:23:05,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:05,703 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:05,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:05,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:05,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:05,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:05,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:05,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:05,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:05,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:05,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:05,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:05,782 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:05,782 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073896581] [2021-07-14 00:23:05,782 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073896581] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:05,782 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:05,782 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-07-14 00:23:05,782 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48625064] [2021-07-14 00:23:05,782 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-07-14 00:23:05,783 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:05,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-07-14 00:23:05,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=639, Unknown=0, NotChecked=0, Total=702 [2021-07-14 00:23:05,783 INFO L87 Difference]: Start difference. First operand 604 states and 803 transitions. Second operand has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:06,885 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 60 [2021-07-14 00:23:07,019 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 64 [2021-07-14 00:23:07,169 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 66 [2021-07-14 00:23:08,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:08,114 INFO L93 Difference]: Finished difference Result 728 states and 971 transitions. [2021-07-14 00:23:08,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 00:23:08,115 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:08,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:08,116 INFO L225 Difference]: With dead ends: 728 [2021-07-14 00:23:08,116 INFO L226 Difference]: Without dead ends: 617 [2021-07-14 00:23:08,117 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 390 ImplicationChecksByTransitivity, 2336.3ms TimeCoverageRelationStatistics Valid=434, Invalid=2116, Unknown=0, NotChecked=0, Total=2550 [2021-07-14 00:23:08,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states. [2021-07-14 00:23:08,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 604. [2021-07-14 00:23:08,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 604 states, 603 states have (on average 1.330016583747927) internal successors, (802), 603 states have internal predecessors, (802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:08,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 604 states and 802 transitions. [2021-07-14 00:23:08,126 INFO L78 Accepts]: Start accepts. Automaton has 604 states and 802 transitions. Word has length 119 [2021-07-14 00:23:08,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:08,126 INFO L482 AbstractCegarLoop]: Abstraction has 604 states and 802 transitions. [2021-07-14 00:23:08,126 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:08,126 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 802 transitions. [2021-07-14 00:23:08,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:08,128 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:08,128 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:08,128 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-07-14 00:23:08,128 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:08,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:08,129 INFO L82 PathProgramCache]: Analyzing trace with hash 1292550137, now seen corresponding path program 8 times [2021-07-14 00:23:08,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:08,129 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594118787] [2021-07-14 00:23:08,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:08,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:08,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:08,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:08,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:08,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:23:08,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:08,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:23:08,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:08,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-14 00:23:08,344 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-07-14 00:23:08,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:08,368 INFO L142 QuantifierPusher]: treesize reduction 23, result has 62.9 percent of original size [2021-07-14 00:23:08,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:08,403 INFO L142 QuantifierPusher]: treesize reduction 21, result has 71.2 percent of original size [2021-07-14 00:23:08,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-07-14 00:23:08,447 INFO L142 QuantifierPusher]: treesize reduction 17, result has 71.7 percent of original size [2021-07-14 00:23:08,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:23:08,482 INFO L142 QuantifierPusher]: treesize reduction 17, result has 73.4 percent of original size [2021-07-14 00:23:08,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-07-14 00:23:08,517 INFO L142 QuantifierPusher]: treesize reduction 17, result has 69.6 percent of original size [2021-07-14 00:23:08,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:08,549 INFO L142 QuantifierPusher]: treesize reduction 21, result has 69.6 percent of original size [2021-07-14 00:23:08,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-14 00:23:08,581 INFO L142 QuantifierPusher]: treesize reduction 22, result has 66.2 percent of original size [2021-07-14 00:23:08,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:23:08,614 INFO L142 QuantifierPusher]: treesize reduction 22, result has 67.6 percent of original size [2021-07-14 00:23:08,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-14 00:23:08,634 INFO L142 QuantifierPusher]: treesize reduction 22, result has 63.3 percent of original size [2021-07-14 00:23:08,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-14 00:23:08,649 INFO L142 QuantifierPusher]: treesize reduction 22, result has 69.0 percent of original size [2021-07-14 00:23:08,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-07-14 00:23:08,703 INFO L142 QuantifierPusher]: treesize reduction 22, result has 69.0 percent of original size [2021-07-14 00:23:08,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-07-14 00:23:08,760 INFO L142 QuantifierPusher]: treesize reduction 22, result has 66.2 percent of original size [2021-07-14 00:23:08,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:23:08,819 INFO L142 QuantifierPusher]: treesize reduction 22, result has 72.8 percent of original size [2021-07-14 00:23:08,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-07-14 00:23:08,868 INFO L142 QuantifierPusher]: treesize reduction 28, result has 62.2 percent of original size [2021-07-14 00:23:08,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-14 00:23:08,916 INFO L142 QuantifierPusher]: treesize reduction 28, result has 62.2 percent of original size [2021-07-14 00:23:08,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-14 00:23:08,926 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-07-14 00:23:08,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:08,951 INFO L142 QuantifierPusher]: treesize reduction 16, result has 72.4 percent of original size [2021-07-14 00:23:08,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:08,969 INFO L142 QuantifierPusher]: treesize reduction 16, result has 66.7 percent of original size [2021-07-14 00:23:08,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:08,970 INFO L142 QuantifierPusher]: treesize reduction 46, result has 35.2 percent of original size [2021-07-14 00:23:08,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:09,003 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-07-14 00:23:09,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:23:09,025 INFO L142 QuantifierPusher]: treesize reduction 11, result has 60.7 percent of original size [2021-07-14 00:23:09,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:09,047 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:09,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:09,067 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:09,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:09,068 INFO L142 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size [2021-07-14 00:23:09,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:09,094 INFO L142 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size [2021-07-14 00:23:09,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:09,118 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:09,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:09,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:09,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:09,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:09,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:09,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:09,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:09,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:09,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:09,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:09,174 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:09,174 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594118787] [2021-07-14 00:23:09,175 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594118787] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:09,175 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:09,175 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-07-14 00:23:09,175 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131219021] [2021-07-14 00:23:09,175 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-14 00:23:09,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:09,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-14 00:23:09,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=683, Unknown=0, NotChecked=0, Total=756 [2021-07-14 00:23:09,176 INFO L87 Difference]: Start difference. First operand 604 states and 802 transitions. Second operand has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:10,282 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 60 [2021-07-14 00:23:11,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:11,290 INFO L93 Difference]: Finished difference Result 725 states and 966 transitions. [2021-07-14 00:23:11,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 00:23:11,290 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:11,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:11,291 INFO L225 Difference]: With dead ends: 725 [2021-07-14 00:23:11,291 INFO L226 Difference]: Without dead ends: 615 [2021-07-14 00:23:11,292 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 6 SyntacticMatches, 3 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 445 ImplicationChecksByTransitivity, 2274.4ms TimeCoverageRelationStatistics Valid=443, Invalid=2209, Unknown=0, NotChecked=0, Total=2652 [2021-07-14 00:23:11,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2021-07-14 00:23:11,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 602. [2021-07-14 00:23:11,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 602 states, 601 states have (on average 1.3294509151414309) internal successors, (799), 601 states have internal predecessors, (799), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:11,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 602 states and 799 transitions. [2021-07-14 00:23:11,301 INFO L78 Accepts]: Start accepts. Automaton has 602 states and 799 transitions. Word has length 119 [2021-07-14 00:23:11,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:11,301 INFO L482 AbstractCegarLoop]: Abstraction has 602 states and 799 transitions. [2021-07-14 00:23:11,301 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:11,301 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 799 transitions. [2021-07-14 00:23:11,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:11,303 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:11,303 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:11,303 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-07-14 00:23:11,303 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:11,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:11,304 INFO L82 PathProgramCache]: Analyzing trace with hash 828014649, now seen corresponding path program 9 times [2021-07-14 00:23:11,304 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:11,304 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715183222] [2021-07-14 00:23:11,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:11,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:11,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:11,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:11,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:11,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:23:11,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:11,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:23:11,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:11,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-14 00:23:11,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:11,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:11,543 INFO L142 QuantifierPusher]: treesize reduction 28, result has 45.1 percent of original size [2021-07-14 00:23:11,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:23:11,557 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-07-14 00:23:11,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:11,575 INFO L142 QuantifierPusher]: treesize reduction 15, result has 69.4 percent of original size [2021-07-14 00:23:11,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-07-14 00:23:11,595 INFO L142 QuantifierPusher]: treesize reduction 15, result has 71.7 percent of original size [2021-07-14 00:23:11,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-14 00:23:11,616 INFO L142 QuantifierPusher]: treesize reduction 15, result has 66.7 percent of original size [2021-07-14 00:23:11,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-14 00:23:11,637 INFO L142 QuantifierPusher]: treesize reduction 19, result has 65.5 percent of original size [2021-07-14 00:23:11,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-07-14 00:23:11,662 INFO L142 QuantifierPusher]: treesize reduction 17, result has 71.7 percent of original size [2021-07-14 00:23:11,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:23:11,692 INFO L142 QuantifierPusher]: treesize reduction 17, result has 73.0 percent of original size [2021-07-14 00:23:11,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-14 00:23:11,709 INFO L142 QuantifierPusher]: treesize reduction 17, result has 66.7 percent of original size [2021-07-14 00:23:11,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-07-14 00:23:11,737 INFO L142 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-07-14 00:23:11,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-14 00:23:11,790 INFO L142 QuantifierPusher]: treesize reduction 17, result has 69.6 percent of original size [2021-07-14 00:23:11,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:11,836 INFO L142 QuantifierPusher]: treesize reduction 17, result has 69.6 percent of original size [2021-07-14 00:23:11,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:11,880 INFO L142 QuantifierPusher]: treesize reduction 26, result has 50.9 percent of original size [2021-07-14 00:23:11,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:11,913 INFO L142 QuantifierPusher]: treesize reduction 26, result has 61.8 percent of original size [2021-07-14 00:23:11,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:11,951 INFO L142 QuantifierPusher]: treesize reduction 22, result has 59.3 percent of original size [2021-07-14 00:23:11,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:11,976 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.0 percent of original size [2021-07-14 00:23:11,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:11,995 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-07-14 00:23:11,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:11,996 INFO L142 QuantifierPusher]: treesize reduction 37, result has 41.3 percent of original size [2021-07-14 00:23:11,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-14 00:23:12,030 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-07-14 00:23:12,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:23:12,054 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-07-14 00:23:12,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:12,076 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:12,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:12,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:12,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:12,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:12,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:12,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:12,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:12,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:12,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:12,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:12,154 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:12,154 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715183222] [2021-07-14 00:23:12,154 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715183222] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:12,154 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:12,155 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-07-14 00:23:12,155 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821548713] [2021-07-14 00:23:12,155 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-07-14 00:23:12,155 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:12,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-07-14 00:23:12,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=639, Unknown=0, NotChecked=0, Total=702 [2021-07-14 00:23:12,156 INFO L87 Difference]: Start difference. First operand 602 states and 799 transitions. Second operand has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:13,587 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 66 [2021-07-14 00:23:14,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:14,733 INFO L93 Difference]: Finished difference Result 728 states and 969 transitions. [2021-07-14 00:23:14,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-14 00:23:14,734 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:14,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:14,735 INFO L225 Difference]: With dead ends: 728 [2021-07-14 00:23:14,735 INFO L226 Difference]: Without dead ends: 612 [2021-07-14 00:23:14,735 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 455 ImplicationChecksByTransitivity, 2472.2ms TimeCoverageRelationStatistics Valid=490, Invalid=2372, Unknown=0, NotChecked=0, Total=2862 [2021-07-14 00:23:14,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 612 states. [2021-07-14 00:23:14,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 612 to 606. [2021-07-14 00:23:14,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 606 states, 605 states have (on average 1.3272727272727274) internal successors, (803), 605 states have internal predecessors, (803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:14,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 606 states and 803 transitions. [2021-07-14 00:23:14,743 INFO L78 Accepts]: Start accepts. Automaton has 606 states and 803 transitions. Word has length 119 [2021-07-14 00:23:14,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:14,743 INFO L482 AbstractCegarLoop]: Abstraction has 606 states and 803 transitions. [2021-07-14 00:23:14,743 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:14,743 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 803 transitions. [2021-07-14 00:23:14,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:14,745 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:14,745 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:14,745 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-07-14 00:23:14,745 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:14,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:14,746 INFO L82 PathProgramCache]: Analyzing trace with hash 271767133, now seen corresponding path program 10 times [2021-07-14 00:23:14,746 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:14,746 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726330018] [2021-07-14 00:23:14,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:14,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:14,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:14,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:14,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:14,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:23:14,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:14,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:23:14,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:14,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-14 00:23:14,961 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-07-14 00:23:14,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:14,987 INFO L142 QuantifierPusher]: treesize reduction 23, result has 62.9 percent of original size [2021-07-14 00:23:14,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:15,023 INFO L142 QuantifierPusher]: treesize reduction 21, result has 71.2 percent of original size [2021-07-14 00:23:15,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-07-14 00:23:15,067 INFO L142 QuantifierPusher]: treesize reduction 17, result has 71.7 percent of original size [2021-07-14 00:23:15,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:23:15,102 INFO L142 QuantifierPusher]: treesize reduction 17, result has 73.4 percent of original size [2021-07-14 00:23:15,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-07-14 00:23:15,136 INFO L142 QuantifierPusher]: treesize reduction 17, result has 69.6 percent of original size [2021-07-14 00:23:15,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:15,166 INFO L142 QuantifierPusher]: treesize reduction 21, result has 69.6 percent of original size [2021-07-14 00:23:15,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-14 00:23:15,201 INFO L142 QuantifierPusher]: treesize reduction 22, result has 66.2 percent of original size [2021-07-14 00:23:15,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:23:15,223 INFO L142 QuantifierPusher]: treesize reduction 22, result has 67.6 percent of original size [2021-07-14 00:23:15,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-14 00:23:15,236 INFO L142 QuantifierPusher]: treesize reduction 22, result has 63.3 percent of original size [2021-07-14 00:23:15,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-14 00:23:15,248 INFO L142 QuantifierPusher]: treesize reduction 22, result has 69.0 percent of original size [2021-07-14 00:23:15,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-07-14 00:23:15,297 INFO L142 QuantifierPusher]: treesize reduction 22, result has 66.2 percent of original size [2021-07-14 00:23:15,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:23:15,344 INFO L142 QuantifierPusher]: treesize reduction 22, result has 66.2 percent of original size [2021-07-14 00:23:15,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:23:15,393 INFO L142 QuantifierPusher]: treesize reduction 22, result has 72.8 percent of original size [2021-07-14 00:23:15,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-07-14 00:23:15,436 INFO L142 QuantifierPusher]: treesize reduction 28, result has 62.2 percent of original size [2021-07-14 00:23:15,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-14 00:23:15,475 INFO L142 QuantifierPusher]: treesize reduction 28, result has 62.2 percent of original size [2021-07-14 00:23:15,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-14 00:23:15,476 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-07-14 00:23:15,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:15,500 INFO L142 QuantifierPusher]: treesize reduction 16, result has 72.4 percent of original size [2021-07-14 00:23:15,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:15,519 INFO L142 QuantifierPusher]: treesize reduction 16, result has 66.7 percent of original size [2021-07-14 00:23:15,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:15,521 INFO L142 QuantifierPusher]: treesize reduction 46, result has 35.2 percent of original size [2021-07-14 00:23:15,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:15,561 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-07-14 00:23:15,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:23:15,583 INFO L142 QuantifierPusher]: treesize reduction 11, result has 60.7 percent of original size [2021-07-14 00:23:15,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:15,603 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:15,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:15,623 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:15,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:15,623 INFO L142 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size [2021-07-14 00:23:15,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:15,646 INFO L142 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size [2021-07-14 00:23:15,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:15,669 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:15,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:15,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:15,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:15,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:15,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:15,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:15,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:15,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:15,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:15,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:15,725 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:15,725 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726330018] [2021-07-14 00:23:15,725 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726330018] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:15,725 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:15,725 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-07-14 00:23:15,726 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882249052] [2021-07-14 00:23:15,726 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-14 00:23:15,726 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:15,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-14 00:23:15,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=683, Unknown=0, NotChecked=0, Total=756 [2021-07-14 00:23:15,727 INFO L87 Difference]: Start difference. First operand 606 states and 803 transitions. Second operand has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:17,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:17,956 INFO L93 Difference]: Finished difference Result 720 states and 956 transitions. [2021-07-14 00:23:17,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 00:23:17,957 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:17,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:17,958 INFO L225 Difference]: With dead ends: 720 [2021-07-14 00:23:17,958 INFO L226 Difference]: Without dead ends: 611 [2021-07-14 00:23:17,959 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 6 SyntacticMatches, 3 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 487 ImplicationChecksByTransitivity, 2340.6ms TimeCoverageRelationStatistics Valid=480, Invalid=2382, Unknown=0, NotChecked=0, Total=2862 [2021-07-14 00:23:17,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 611 states. [2021-07-14 00:23:17,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 611 to 605. [2021-07-14 00:23:17,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 605 states, 604 states have (on average 1.326158940397351) internal successors, (801), 604 states have internal predecessors, (801), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:17,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 605 states and 801 transitions. [2021-07-14 00:23:17,967 INFO L78 Accepts]: Start accepts. Automaton has 605 states and 801 transitions. Word has length 119 [2021-07-14 00:23:17,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:17,967 INFO L482 AbstractCegarLoop]: Abstraction has 605 states and 801 transitions. [2021-07-14 00:23:17,967 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:17,968 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 801 transitions. [2021-07-14 00:23:17,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:17,969 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:17,969 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:17,969 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-07-14 00:23:17,969 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:17,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:17,970 INFO L82 PathProgramCache]: Analyzing trace with hash -1671865065, now seen corresponding path program 11 times [2021-07-14 00:23:17,970 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:17,970 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875823936] [2021-07-14 00:23:17,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:18,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:18,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:18,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:18,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:18,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:23:18,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:18,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:23:18,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:18,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-14 00:23:18,181 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-07-14 00:23:18,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:18,208 INFO L142 QuantifierPusher]: treesize reduction 23, result has 62.9 percent of original size [2021-07-14 00:23:18,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:18,243 INFO L142 QuantifierPusher]: treesize reduction 21, result has 71.2 percent of original size [2021-07-14 00:23:18,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-07-14 00:23:18,286 INFO L142 QuantifierPusher]: treesize reduction 17, result has 71.7 percent of original size [2021-07-14 00:23:18,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:23:18,321 INFO L142 QuantifierPusher]: treesize reduction 17, result has 73.4 percent of original size [2021-07-14 00:23:18,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-07-14 00:23:18,355 INFO L142 QuantifierPusher]: treesize reduction 17, result has 69.6 percent of original size [2021-07-14 00:23:18,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:18,388 INFO L142 QuantifierPusher]: treesize reduction 21, result has 69.6 percent of original size [2021-07-14 00:23:18,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-14 00:23:18,428 INFO L142 QuantifierPusher]: treesize reduction 22, result has 66.2 percent of original size [2021-07-14 00:23:18,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:23:18,456 INFO L142 QuantifierPusher]: treesize reduction 22, result has 67.6 percent of original size [2021-07-14 00:23:18,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-14 00:23:18,471 INFO L142 QuantifierPusher]: treesize reduction 22, result has 63.3 percent of original size [2021-07-14 00:23:18,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-14 00:23:18,486 INFO L142 QuantifierPusher]: treesize reduction 22, result has 69.0 percent of original size [2021-07-14 00:23:18,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-07-14 00:23:18,545 INFO L142 QuantifierPusher]: treesize reduction 22, result has 66.2 percent of original size [2021-07-14 00:23:18,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:23:18,603 INFO L142 QuantifierPusher]: treesize reduction 22, result has 72.8 percent of original size [2021-07-14 00:23:18,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-07-14 00:23:18,673 INFO L142 QuantifierPusher]: treesize reduction 22, result has 72.8 percent of original size [2021-07-14 00:23:18,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-07-14 00:23:18,716 INFO L142 QuantifierPusher]: treesize reduction 28, result has 62.2 percent of original size [2021-07-14 00:23:18,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-14 00:23:18,755 INFO L142 QuantifierPusher]: treesize reduction 28, result has 62.2 percent of original size [2021-07-14 00:23:18,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-14 00:23:18,757 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-07-14 00:23:18,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:18,781 INFO L142 QuantifierPusher]: treesize reduction 16, result has 72.4 percent of original size [2021-07-14 00:23:18,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:18,804 INFO L142 QuantifierPusher]: treesize reduction 16, result has 66.7 percent of original size [2021-07-14 00:23:18,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:18,805 INFO L142 QuantifierPusher]: treesize reduction 46, result has 35.2 percent of original size [2021-07-14 00:23:18,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:18,846 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-07-14 00:23:18,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:23:18,868 INFO L142 QuantifierPusher]: treesize reduction 11, result has 60.7 percent of original size [2021-07-14 00:23:18,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:18,889 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:18,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:18,908 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:18,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:18,909 INFO L142 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size [2021-07-14 00:23:18,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:18,935 INFO L142 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size [2021-07-14 00:23:18,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:18,962 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:18,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:18,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:18,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:18,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:18,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:18,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:19,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:19,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:19,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:19,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:19,020 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:19,020 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875823936] [2021-07-14 00:23:19,020 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875823936] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:19,020 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:19,020 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-07-14 00:23:19,020 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804856608] [2021-07-14 00:23:19,020 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-14 00:23:19,021 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:19,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-14 00:23:19,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=683, Unknown=0, NotChecked=0, Total=756 [2021-07-14 00:23:19,023 INFO L87 Difference]: Start difference. First operand 605 states and 801 transitions. Second operand has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:20,689 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2021-07-14 00:23:21,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:21,228 INFO L93 Difference]: Finished difference Result 716 states and 950 transitions. [2021-07-14 00:23:21,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 00:23:21,229 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:21,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:21,230 INFO L225 Difference]: With dead ends: 716 [2021-07-14 00:23:21,230 INFO L226 Difference]: Without dead ends: 501 [2021-07-14 00:23:21,230 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 6 SyntacticMatches, 3 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 451 ImplicationChecksByTransitivity, 2314.0ms TimeCoverageRelationStatistics Valid=435, Invalid=2217, Unknown=0, NotChecked=0, Total=2652 [2021-07-14 00:23:21,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2021-07-14 00:23:21,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 501. [2021-07-14 00:23:21,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 501 states, 500 states have (on average 1.358) internal successors, (679), 500 states have internal predecessors, (679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:21,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 679 transitions. [2021-07-14 00:23:21,237 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 679 transitions. Word has length 119 [2021-07-14 00:23:21,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:21,237 INFO L482 AbstractCegarLoop]: Abstraction has 501 states and 679 transitions. [2021-07-14 00:23:21,237 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:21,237 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 679 transitions. [2021-07-14 00:23:21,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:21,239 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:21,239 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:21,239 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-07-14 00:23:21,239 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:21,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:21,240 INFO L82 PathProgramCache]: Analyzing trace with hash 1102870337, now seen corresponding path program 12 times [2021-07-14 00:23:21,240 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:21,240 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259646188] [2021-07-14 00:23:21,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:21,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:21,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:21,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:21,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:21,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:23:21,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:21,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:23:21,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:21,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-14 00:23:21,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:21,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-14 00:23:21,444 INFO L142 QuantifierPusher]: treesize reduction 30, result has 44.4 percent of original size [2021-07-14 00:23:21,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-14 00:23:21,457 INFO L142 QuantifierPusher]: treesize reduction 30, result has 52.4 percent of original size [2021-07-14 00:23:21,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-14 00:23:21,472 INFO L142 QuantifierPusher]: treesize reduction 15, result has 70.0 percent of original size [2021-07-14 00:23:21,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:21,487 INFO L142 QuantifierPusher]: treesize reduction 15, result has 72.2 percent of original size [2021-07-14 00:23:21,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:21,504 INFO L142 QuantifierPusher]: treesize reduction 15, result has 67.4 percent of original size [2021-07-14 00:23:21,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:21,520 INFO L142 QuantifierPusher]: treesize reduction 15, result has 70.0 percent of original size [2021-07-14 00:23:21,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:21,538 INFO L142 QuantifierPusher]: treesize reduction 15, result has 64.3 percent of original size [2021-07-14 00:23:21,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:21,555 INFO L142 QuantifierPusher]: treesize reduction 15, result has 62.5 percent of original size [2021-07-14 00:23:21,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:21,572 INFO L142 QuantifierPusher]: treesize reduction 24, result has 56.4 percent of original size [2021-07-14 00:23:21,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:21,592 INFO L142 QuantifierPusher]: treesize reduction 25, result has 66.7 percent of original size [2021-07-14 00:23:21,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-07-14 00:23:21,644 INFO L142 QuantifierPusher]: treesize reduction 25, result has 64.3 percent of original size [2021-07-14 00:23:21,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-14 00:23:21,661 INFO L142 QuantifierPusher]: treesize reduction 25, result has 64.3 percent of original size [2021-07-14 00:23:21,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-14 00:23:21,706 INFO L142 QuantifierPusher]: treesize reduction 25, result has 60.9 percent of original size [2021-07-14 00:23:21,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:21,757 INFO L142 QuantifierPusher]: treesize reduction 28, result has 49.1 percent of original size [2021-07-14 00:23:21,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:21,791 INFO L142 QuantifierPusher]: treesize reduction 28, result has 60.0 percent of original size [2021-07-14 00:23:21,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:21,829 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-07-14 00:23:21,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:21,856 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.0 percent of original size [2021-07-14 00:23:21,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:21,881 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-07-14 00:23:21,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:21,882 INFO L142 QuantifierPusher]: treesize reduction 44, result has 36.2 percent of original size [2021-07-14 00:23:21,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:21,915 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-07-14 00:23:21,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:23:21,939 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-07-14 00:23:21,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:21,961 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:21,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:21,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:21,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:22,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:22,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:22,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:22,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:22,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:22,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:22,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:22,040 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:22,040 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259646188] [2021-07-14 00:23:22,041 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259646188] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:22,041 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:22,041 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-07-14 00:23:22,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062067159] [2021-07-14 00:23:22,041 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-14 00:23:22,041 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:22,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-14 00:23:22,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2021-07-14 00:23:22,042 INFO L87 Difference]: Start difference. First operand 501 states and 679 transitions. Second operand has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:23,277 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 67 [2021-07-14 00:23:24,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:24,380 INFO L93 Difference]: Finished difference Result 619 states and 838 transitions. [2021-07-14 00:23:24,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 00:23:24,380 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:24,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:24,382 INFO L225 Difference]: With dead ends: 619 [2021-07-14 00:23:24,382 INFO L226 Difference]: Without dead ends: 508 [2021-07-14 00:23:24,382 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 453 ImplicationChecksByTransitivity, 2288.4ms TimeCoverageRelationStatistics Valid=482, Invalid=2380, Unknown=0, NotChecked=0, Total=2862 [2021-07-14 00:23:24,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2021-07-14 00:23:24,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 501. [2021-07-14 00:23:24,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 501 states, 500 states have (on average 1.356) internal successors, (678), 500 states have internal predecessors, (678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:24,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 678 transitions. [2021-07-14 00:23:24,388 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 678 transitions. Word has length 119 [2021-07-14 00:23:24,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:24,389 INFO L482 AbstractCegarLoop]: Abstraction has 501 states and 678 transitions. [2021-07-14 00:23:24,389 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:24,389 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 678 transitions. [2021-07-14 00:23:24,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:24,399 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:24,399 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:24,400 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-07-14 00:23:24,400 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:24,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:24,400 INFO L82 PathProgramCache]: Analyzing trace with hash 583509567, now seen corresponding path program 13 times [2021-07-14 00:23:24,400 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:24,400 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317484856] [2021-07-14 00:23:24,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:24,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:24,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:24,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:24,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:24,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:23:24,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:24,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:23:24,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:24,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-14 00:23:24,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:24,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-14 00:23:24,606 INFO L142 QuantifierPusher]: treesize reduction 30, result has 44.4 percent of original size [2021-07-14 00:23:24,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-14 00:23:24,622 INFO L142 QuantifierPusher]: treesize reduction 30, result has 52.4 percent of original size [2021-07-14 00:23:24,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-14 00:23:24,642 INFO L142 QuantifierPusher]: treesize reduction 15, result has 70.0 percent of original size [2021-07-14 00:23:24,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:24,661 INFO L142 QuantifierPusher]: treesize reduction 15, result has 72.2 percent of original size [2021-07-14 00:23:24,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:24,683 INFO L142 QuantifierPusher]: treesize reduction 15, result has 67.4 percent of original size [2021-07-14 00:23:24,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:24,704 INFO L142 QuantifierPusher]: treesize reduction 15, result has 70.0 percent of original size [2021-07-14 00:23:24,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:24,726 INFO L142 QuantifierPusher]: treesize reduction 15, result has 64.3 percent of original size [2021-07-14 00:23:24,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:24,748 INFO L142 QuantifierPusher]: treesize reduction 15, result has 62.5 percent of original size [2021-07-14 00:23:24,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:24,765 INFO L142 QuantifierPusher]: treesize reduction 24, result has 56.4 percent of original size [2021-07-14 00:23:24,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:24,788 INFO L142 QuantifierPusher]: treesize reduction 25, result has 66.7 percent of original size [2021-07-14 00:23:24,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-07-14 00:23:24,837 INFO L142 QuantifierPusher]: treesize reduction 25, result has 64.3 percent of original size [2021-07-14 00:23:24,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-14 00:23:24,858 INFO L142 QuantifierPusher]: treesize reduction 25, result has 64.3 percent of original size [2021-07-14 00:23:24,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-14 00:23:24,905 INFO L142 QuantifierPusher]: treesize reduction 28, result has 54.1 percent of original size [2021-07-14 00:23:24,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-14 00:23:24,938 INFO L142 QuantifierPusher]: treesize reduction 28, result has 49.1 percent of original size [2021-07-14 00:23:24,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:24,969 INFO L142 QuantifierPusher]: treesize reduction 28, result has 60.0 percent of original size [2021-07-14 00:23:24,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:25,009 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-07-14 00:23:25,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:25,035 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.0 percent of original size [2021-07-14 00:23:25,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:25,053 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-07-14 00:23:25,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:25,055 INFO L142 QuantifierPusher]: treesize reduction 44, result has 36.2 percent of original size [2021-07-14 00:23:25,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:25,087 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-07-14 00:23:25,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:23:25,111 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-07-14 00:23:25,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:25,132 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:25,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:25,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:25,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:25,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:25,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:25,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:25,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:25,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:25,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:25,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:25,210 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:25,210 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317484856] [2021-07-14 00:23:25,211 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1317484856] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:25,211 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:25,211 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-07-14 00:23:25,211 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037295747] [2021-07-14 00:23:25,211 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-14 00:23:25,211 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:25,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-14 00:23:25,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2021-07-14 00:23:25,212 INFO L87 Difference]: Start difference. First operand 501 states and 678 transitions. Second operand has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:26,330 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 65 [2021-07-14 00:23:26,488 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 67 [2021-07-14 00:23:27,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:27,398 INFO L93 Difference]: Finished difference Result 610 states and 825 transitions. [2021-07-14 00:23:27,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 00:23:27,399 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:27,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:27,399 INFO L225 Difference]: With dead ends: 610 [2021-07-14 00:23:27,400 INFO L226 Difference]: Without dead ends: 499 [2021-07-14 00:23:27,400 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 409 ImplicationChecksByTransitivity, 2145.2ms TimeCoverageRelationStatistics Valid=448, Invalid=2204, Unknown=0, NotChecked=0, Total=2652 [2021-07-14 00:23:27,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2021-07-14 00:23:27,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 499. [2021-07-14 00:23:27,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 499 states, 498 states have (on average 1.3534136546184738) internal successors, (674), 498 states have internal predecessors, (674), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:27,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 674 transitions. [2021-07-14 00:23:27,406 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 674 transitions. Word has length 119 [2021-07-14 00:23:27,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:27,406 INFO L482 AbstractCegarLoop]: Abstraction has 499 states and 674 transitions. [2021-07-14 00:23:27,406 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:27,407 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 674 transitions. [2021-07-14 00:23:27,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:27,408 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:27,408 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:27,408 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-07-14 00:23:27,408 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:27,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:27,409 INFO L82 PathProgramCache]: Analyzing trace with hash -525256193, now seen corresponding path program 14 times [2021-07-14 00:23:27,409 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:27,409 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273747662] [2021-07-14 00:23:27,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:27,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:27,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:27,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:27,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:23:27,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:27,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:23:27,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:27,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-14 00:23:27,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:27,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-14 00:23:27,639 INFO L142 QuantifierPusher]: treesize reduction 30, result has 44.4 percent of original size [2021-07-14 00:23:27,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-14 00:23:27,653 INFO L142 QuantifierPusher]: treesize reduction 30, result has 52.4 percent of original size [2021-07-14 00:23:27,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-14 00:23:27,671 INFO L142 QuantifierPusher]: treesize reduction 15, result has 70.0 percent of original size [2021-07-14 00:23:27,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:27,690 INFO L142 QuantifierPusher]: treesize reduction 15, result has 72.2 percent of original size [2021-07-14 00:23:27,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:27,711 INFO L142 QuantifierPusher]: treesize reduction 15, result has 67.4 percent of original size [2021-07-14 00:23:27,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:27,732 INFO L142 QuantifierPusher]: treesize reduction 15, result has 70.0 percent of original size [2021-07-14 00:23:27,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:27,754 INFO L142 QuantifierPusher]: treesize reduction 15, result has 64.3 percent of original size [2021-07-14 00:23:27,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:27,775 INFO L142 QuantifierPusher]: treesize reduction 15, result has 62.5 percent of original size [2021-07-14 00:23:27,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:27,795 INFO L142 QuantifierPusher]: treesize reduction 22, result has 58.5 percent of original size [2021-07-14 00:23:27,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:27,820 INFO L142 QuantifierPusher]: treesize reduction 23, result has 68.5 percent of original size [2021-07-14 00:23:27,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-07-14 00:23:27,881 INFO L142 QuantifierPusher]: treesize reduction 23, result has 66.2 percent of original size [2021-07-14 00:23:27,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-14 00:23:27,901 INFO L142 QuantifierPusher]: treesize reduction 23, result has 66.2 percent of original size [2021-07-14 00:23:27,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-14 00:23:27,961 INFO L142 QuantifierPusher]: treesize reduction 23, result has 62.9 percent of original size [2021-07-14 00:23:27,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:28,016 INFO L142 QuantifierPusher]: treesize reduction 23, result has 70.5 percent of original size [2021-07-14 00:23:28,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-07-14 00:23:28,069 INFO L142 QuantifierPusher]: treesize reduction 26, result has 61.8 percent of original size [2021-07-14 00:23:28,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:28,116 INFO L142 QuantifierPusher]: treesize reduction 26, result has 55.2 percent of original size [2021-07-14 00:23:28,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:28,148 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.0 percent of original size [2021-07-14 00:23:28,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:28,173 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-07-14 00:23:28,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:28,175 INFO L142 QuantifierPusher]: treesize reduction 44, result has 36.2 percent of original size [2021-07-14 00:23:28,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:28,208 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-07-14 00:23:28,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:23:28,232 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-07-14 00:23:28,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:28,254 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:28,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:28,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:28,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:28,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:28,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:28,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:28,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:28,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:28,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:28,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:28,333 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:28,333 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273747662] [2021-07-14 00:23:28,333 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273747662] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:28,333 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:28,333 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-07-14 00:23:28,333 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116937852] [2021-07-14 00:23:28,333 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-14 00:23:28,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:28,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-14 00:23:28,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2021-07-14 00:23:28,334 INFO L87 Difference]: Start difference. First operand 499 states and 674 transitions. Second operand has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:30,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:30,462 INFO L93 Difference]: Finished difference Result 607 states and 820 transitions. [2021-07-14 00:23:30,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 00:23:30,462 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:30,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:30,463 INFO L225 Difference]: With dead ends: 607 [2021-07-14 00:23:30,464 INFO L226 Difference]: Without dead ends: 497 [2021-07-14 00:23:30,464 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 417 ImplicationChecksByTransitivity, 2231.1ms TimeCoverageRelationStatistics Valid=434, Invalid=2218, Unknown=0, NotChecked=0, Total=2652 [2021-07-14 00:23:30,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2021-07-14 00:23:30,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 497. [2021-07-14 00:23:30,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 497 states, 496 states have (on average 1.3528225806451613) internal successors, (671), 496 states have internal predecessors, (671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:30,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 671 transitions. [2021-07-14 00:23:30,470 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 671 transitions. Word has length 119 [2021-07-14 00:23:30,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:30,471 INFO L482 AbstractCegarLoop]: Abstraction has 497 states and 671 transitions. [2021-07-14 00:23:30,471 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:30,471 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 671 transitions. [2021-07-14 00:23:30,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:30,472 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:30,472 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:30,472 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-07-14 00:23:30,473 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:30,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:30,473 INFO L82 PathProgramCache]: Analyzing trace with hash -989791681, now seen corresponding path program 15 times [2021-07-14 00:23:30,473 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:30,473 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013731500] [2021-07-14 00:23:30,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:30,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:30,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:30,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:30,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:30,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:23:30,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:30,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:23:30,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:30,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-14 00:23:30,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:30,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-14 00:23:30,677 INFO L142 QuantifierPusher]: treesize reduction 30, result has 44.4 percent of original size [2021-07-14 00:23:30,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-14 00:23:30,691 INFO L142 QuantifierPusher]: treesize reduction 30, result has 52.4 percent of original size [2021-07-14 00:23:30,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-14 00:23:30,718 INFO L142 QuantifierPusher]: treesize reduction 15, result has 70.0 percent of original size [2021-07-14 00:23:30,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:30,738 INFO L142 QuantifierPusher]: treesize reduction 15, result has 72.2 percent of original size [2021-07-14 00:23:30,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:30,759 INFO L142 QuantifierPusher]: treesize reduction 15, result has 67.4 percent of original size [2021-07-14 00:23:30,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:30,779 INFO L142 QuantifierPusher]: treesize reduction 15, result has 70.0 percent of original size [2021-07-14 00:23:30,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:30,800 INFO L142 QuantifierPusher]: treesize reduction 15, result has 64.3 percent of original size [2021-07-14 00:23:30,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:30,817 INFO L142 QuantifierPusher]: treesize reduction 15, result has 62.5 percent of original size [2021-07-14 00:23:30,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:30,834 INFO L142 QuantifierPusher]: treesize reduction 22, result has 58.5 percent of original size [2021-07-14 00:23:30,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:30,854 INFO L142 QuantifierPusher]: treesize reduction 23, result has 68.5 percent of original size [2021-07-14 00:23:30,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-07-14 00:23:30,903 INFO L142 QuantifierPusher]: treesize reduction 23, result has 66.2 percent of original size [2021-07-14 00:23:30,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-14 00:23:30,919 INFO L142 QuantifierPusher]: treesize reduction 23, result has 62.9 percent of original size [2021-07-14 00:23:30,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:30,963 INFO L142 QuantifierPusher]: treesize reduction 23, result has 62.9 percent of original size [2021-07-14 00:23:30,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:31,008 INFO L142 QuantifierPusher]: treesize reduction 26, result has 50.9 percent of original size [2021-07-14 00:23:31,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:31,039 INFO L142 QuantifierPusher]: treesize reduction 26, result has 61.8 percent of original size [2021-07-14 00:23:31,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:31,077 INFO L142 QuantifierPusher]: treesize reduction 26, result has 55.2 percent of original size [2021-07-14 00:23:31,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:31,103 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.0 percent of original size [2021-07-14 00:23:31,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:31,122 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-07-14 00:23:31,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:31,123 INFO L142 QuantifierPusher]: treesize reduction 44, result has 36.2 percent of original size [2021-07-14 00:23:31,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:31,155 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-07-14 00:23:31,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:23:31,179 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-07-14 00:23:31,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:31,200 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:31,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:31,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:31,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:31,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:31,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:31,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:31,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:31,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:31,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:31,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:31,279 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:31,279 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013731500] [2021-07-14 00:23:31,279 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013731500] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:31,279 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:31,279 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-07-14 00:23:31,279 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793227172] [2021-07-14 00:23:31,279 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-14 00:23:31,279 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:31,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-14 00:23:31,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2021-07-14 00:23:31,280 INFO L87 Difference]: Start difference. First operand 497 states and 671 transitions. Second operand has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:32,485 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 67 [2021-07-14 00:23:33,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:33,600 INFO L93 Difference]: Finished difference Result 643 states and 892 transitions. [2021-07-14 00:23:33,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-14 00:23:33,600 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:33,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:33,601 INFO L225 Difference]: With dead ends: 643 [2021-07-14 00:23:33,601 INFO L226 Difference]: Without dead ends: 509 [2021-07-14 00:23:33,602 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 474 ImplicationChecksByTransitivity, 2373.4ms TimeCoverageRelationStatistics Valid=504, Invalid=2466, Unknown=0, NotChecked=0, Total=2970 [2021-07-14 00:23:33,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 509 states. [2021-07-14 00:23:33,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 509 to 470. [2021-07-14 00:23:33,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 470 states, 469 states have (on average 1.3560767590618337) internal successors, (636), 469 states have internal predecessors, (636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:33,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 636 transitions. [2021-07-14 00:23:33,607 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 636 transitions. Word has length 119 [2021-07-14 00:23:33,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:33,608 INFO L482 AbstractCegarLoop]: Abstraction has 470 states and 636 transitions. [2021-07-14 00:23:33,608 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:33,608 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 636 transitions. [2021-07-14 00:23:33,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:33,609 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:33,609 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:33,609 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-07-14 00:23:33,609 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:33,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:33,609 INFO L82 PathProgramCache]: Analyzing trace with hash -1546039197, now seen corresponding path program 16 times [2021-07-14 00:23:33,609 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:33,610 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496047814] [2021-07-14 00:23:33,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:33,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:33,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:33,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:33,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:33,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:23:33,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:33,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:23:33,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:33,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-14 00:23:33,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:33,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-14 00:23:33,829 INFO L142 QuantifierPusher]: treesize reduction 30, result has 44.4 percent of original size [2021-07-14 00:23:33,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-14 00:23:33,857 INFO L142 QuantifierPusher]: treesize reduction 30, result has 52.4 percent of original size [2021-07-14 00:23:33,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-14 00:23:33,876 INFO L142 QuantifierPusher]: treesize reduction 15, result has 70.0 percent of original size [2021-07-14 00:23:33,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:33,895 INFO L142 QuantifierPusher]: treesize reduction 15, result has 72.2 percent of original size [2021-07-14 00:23:33,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:33,916 INFO L142 QuantifierPusher]: treesize reduction 15, result has 67.4 percent of original size [2021-07-14 00:23:33,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:33,940 INFO L142 QuantifierPusher]: treesize reduction 15, result has 70.0 percent of original size [2021-07-14 00:23:33,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:33,963 INFO L142 QuantifierPusher]: treesize reduction 15, result has 64.3 percent of original size [2021-07-14 00:23:33,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:33,984 INFO L142 QuantifierPusher]: treesize reduction 15, result has 62.5 percent of original size [2021-07-14 00:23:33,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:34,004 INFO L142 QuantifierPusher]: treesize reduction 24, result has 56.4 percent of original size [2021-07-14 00:23:34,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:34,030 INFO L142 QuantifierPusher]: treesize reduction 25, result has 66.7 percent of original size [2021-07-14 00:23:34,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-07-14 00:23:34,092 INFO L142 QuantifierPusher]: treesize reduction 25, result has 64.3 percent of original size [2021-07-14 00:23:34,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-14 00:23:34,112 INFO L142 QuantifierPusher]: treesize reduction 25, result has 60.9 percent of original size [2021-07-14 00:23:34,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:34,167 INFO L142 QuantifierPusher]: treesize reduction 25, result has 60.9 percent of original size [2021-07-14 00:23:34,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:34,224 INFO L142 QuantifierPusher]: treesize reduction 25, result has 68.8 percent of original size [2021-07-14 00:23:34,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-07-14 00:23:34,277 INFO L142 QuantifierPusher]: treesize reduction 28, result has 60.0 percent of original size [2021-07-14 00:23:34,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:34,324 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-07-14 00:23:34,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:34,357 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.0 percent of original size [2021-07-14 00:23:34,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:34,382 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-07-14 00:23:34,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:34,384 INFO L142 QuantifierPusher]: treesize reduction 44, result has 36.2 percent of original size [2021-07-14 00:23:34,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:34,424 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-07-14 00:23:34,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:23:34,455 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-07-14 00:23:34,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:34,482 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:34,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:34,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:34,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:34,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:34,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:34,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:34,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:34,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:34,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:34,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:34,579 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:34,579 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496047814] [2021-07-14 00:23:34,579 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496047814] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:34,579 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:34,579 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-07-14 00:23:34,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141038061] [2021-07-14 00:23:34,580 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-14 00:23:34,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:34,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-14 00:23:34,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2021-07-14 00:23:34,581 INFO L87 Difference]: Start difference. First operand 470 states and 636 transitions. Second operand has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:36,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:36,922 INFO L93 Difference]: Finished difference Result 617 states and 858 transitions. [2021-07-14 00:23:36,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 00:23:36,922 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:36,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:36,923 INFO L225 Difference]: With dead ends: 617 [2021-07-14 00:23:36,923 INFO L226 Difference]: Without dead ends: 508 [2021-07-14 00:23:36,924 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 459 ImplicationChecksByTransitivity, 2441.1ms TimeCoverageRelationStatistics Valid=471, Invalid=2391, Unknown=0, NotChecked=0, Total=2862 [2021-07-14 00:23:36,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2021-07-14 00:23:36,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 469. [2021-07-14 00:23:36,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 469 states, 468 states have (on average 1.3547008547008548) internal successors, (634), 468 states have internal predecessors, (634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:36,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 469 states and 634 transitions. [2021-07-14 00:23:36,930 INFO L78 Accepts]: Start accepts. Automaton has 469 states and 634 transitions. Word has length 119 [2021-07-14 00:23:36,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:36,930 INFO L482 AbstractCegarLoop]: Abstraction has 469 states and 634 transitions. [2021-07-14 00:23:36,930 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:36,930 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 634 transitions. [2021-07-14 00:23:36,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:36,931 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:36,932 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:36,932 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-07-14 00:23:36,932 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:36,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:36,932 INFO L82 PathProgramCache]: Analyzing trace with hash 805295901, now seen corresponding path program 17 times [2021-07-14 00:23:36,932 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:36,932 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494749151] [2021-07-14 00:23:36,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:37,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:37,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:37,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:37,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:23:37,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:37,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:23:37,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:37,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-14 00:23:37,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:37,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-14 00:23:37,138 INFO L142 QuantifierPusher]: treesize reduction 30, result has 44.4 percent of original size [2021-07-14 00:23:37,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-14 00:23:37,161 INFO L142 QuantifierPusher]: treesize reduction 30, result has 52.4 percent of original size [2021-07-14 00:23:37,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-14 00:23:37,179 INFO L142 QuantifierPusher]: treesize reduction 15, result has 70.0 percent of original size [2021-07-14 00:23:37,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:37,199 INFO L142 QuantifierPusher]: treesize reduction 15, result has 72.2 percent of original size [2021-07-14 00:23:37,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:37,220 INFO L142 QuantifierPusher]: treesize reduction 15, result has 67.4 percent of original size [2021-07-14 00:23:37,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:37,242 INFO L142 QuantifierPusher]: treesize reduction 15, result has 70.0 percent of original size [2021-07-14 00:23:37,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:37,266 INFO L142 QuantifierPusher]: treesize reduction 15, result has 64.3 percent of original size [2021-07-14 00:23:37,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:37,288 INFO L142 QuantifierPusher]: treesize reduction 15, result has 62.5 percent of original size [2021-07-14 00:23:37,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:37,309 INFO L142 QuantifierPusher]: treesize reduction 24, result has 56.4 percent of original size [2021-07-14 00:23:37,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:37,335 INFO L142 QuantifierPusher]: treesize reduction 25, result has 66.7 percent of original size [2021-07-14 00:23:37,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-07-14 00:23:37,397 INFO L142 QuantifierPusher]: treesize reduction 25, result has 64.3 percent of original size [2021-07-14 00:23:37,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-14 00:23:37,418 INFO L142 QuantifierPusher]: treesize reduction 25, result has 60.9 percent of original size [2021-07-14 00:23:37,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:37,474 INFO L142 QuantifierPusher]: treesize reduction 25, result has 68.8 percent of original size [2021-07-14 00:23:37,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-07-14 00:23:37,540 INFO L142 QuantifierPusher]: treesize reduction 25, result has 68.8 percent of original size [2021-07-14 00:23:37,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-07-14 00:23:37,595 INFO L142 QuantifierPusher]: treesize reduction 28, result has 60.0 percent of original size [2021-07-14 00:23:37,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:37,643 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-07-14 00:23:37,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:37,675 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.0 percent of original size [2021-07-14 00:23:37,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:37,700 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-07-14 00:23:37,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:37,702 INFO L142 QuantifierPusher]: treesize reduction 44, result has 36.2 percent of original size [2021-07-14 00:23:37,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:37,738 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-07-14 00:23:37,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:23:37,762 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-07-14 00:23:37,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:37,784 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:37,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:37,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:37,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:37,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:37,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:37,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:37,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:37,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:37,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:37,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:37,864 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:37,864 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494749151] [2021-07-14 00:23:37,864 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494749151] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:37,864 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:37,864 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-07-14 00:23:37,864 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144891733] [2021-07-14 00:23:37,865 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-14 00:23:37,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:37,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-14 00:23:37,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2021-07-14 00:23:37,865 INFO L87 Difference]: Start difference. First operand 469 states and 634 transitions. Second operand has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:39,655 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 65 [2021-07-14 00:23:40,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:40,433 INFO L93 Difference]: Finished difference Result 735 states and 1024 transitions. [2021-07-14 00:23:40,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-14 00:23:40,434 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:40,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:40,435 INFO L225 Difference]: With dead ends: 735 [2021-07-14 00:23:40,435 INFO L226 Difference]: Without dead ends: 600 [2021-07-14 00:23:40,435 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 596 ImplicationChecksByTransitivity, 2574.9ms TimeCoverageRelationStatistics Valid=530, Invalid=2662, Unknown=0, NotChecked=0, Total=3192 [2021-07-14 00:23:40,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2021-07-14 00:23:40,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 440. [2021-07-14 00:23:40,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 440 states, 439 states have (on average 1.3599088838268794) internal successors, (597), 439 states have internal predecessors, (597), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:40,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 597 transitions. [2021-07-14 00:23:40,441 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 597 transitions. Word has length 119 [2021-07-14 00:23:40,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:40,441 INFO L482 AbstractCegarLoop]: Abstraction has 440 states and 597 transitions. [2021-07-14 00:23:40,441 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:40,442 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 597 transitions. [2021-07-14 00:23:40,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:40,443 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:40,443 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:40,443 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-07-14 00:23:40,443 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:40,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:40,443 INFO L82 PathProgramCache]: Analyzing trace with hash -617765477, now seen corresponding path program 18 times [2021-07-14 00:23:40,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:40,444 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680780088] [2021-07-14 00:23:40,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:40,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:40,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:40,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:40,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:40,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:40,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:40,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:40,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:40,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:40,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:40,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:40,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:40,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-14 00:23:40,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:40,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-14 00:23:40,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:40,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-14 00:23:40,599 INFO L142 QuantifierPusher]: treesize reduction 17, result has 58.5 percent of original size [2021-07-14 00:23:40,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-14 00:23:40,628 INFO L142 QuantifierPusher]: treesize reduction 17, result has 65.3 percent of original size [2021-07-14 00:23:40,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:40,661 INFO L142 QuantifierPusher]: treesize reduction 30, result has 62.5 percent of original size [2021-07-14 00:23:40,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-07-14 00:23:40,707 INFO L142 QuantifierPusher]: treesize reduction 30, result has 57.7 percent of original size [2021-07-14 00:23:40,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-07-14 00:23:40,709 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:40,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:40,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:40,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:40,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:40,711 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:40,711 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680780088] [2021-07-14 00:23:40,711 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680780088] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:40,711 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:40,711 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-07-14 00:23:40,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764995948] [2021-07-14 00:23:40,712 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-14 00:23:40,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:40,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-14 00:23:40,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2021-07-14 00:23:40,712 INFO L87 Difference]: Start difference. First operand 440 states and 597 transitions. Second operand has 11 states, 11 states have (on average 10.818181818181818) internal successors, (119), 11 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:40,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:40,971 INFO L93 Difference]: Finished difference Result 506 states and 704 transitions. [2021-07-14 00:23:40,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 00:23:40,971 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 10.818181818181818) internal successors, (119), 11 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:40,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:40,972 INFO L225 Difference]: With dead ends: 506 [2021-07-14 00:23:40,972 INFO L226 Difference]: Without dead ends: 506 [2021-07-14 00:23:40,973 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 300.7ms TimeCoverageRelationStatistics Valid=109, Invalid=233, Unknown=0, NotChecked=0, Total=342 [2021-07-14 00:23:40,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 506 states. [2021-07-14 00:23:40,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 506 to 445. [2021-07-14 00:23:40,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 445 states, 444 states have (on average 1.3603603603603605) internal successors, (604), 444 states have internal predecessors, (604), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:40,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 604 transitions. [2021-07-14 00:23:40,979 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 604 transitions. Word has length 119 [2021-07-14 00:23:40,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:40,979 INFO L482 AbstractCegarLoop]: Abstraction has 445 states and 604 transitions. [2021-07-14 00:23:40,979 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 10.818181818181818) internal successors, (119), 11 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:40,979 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 604 transitions. [2021-07-14 00:23:40,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:40,981 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:40,981 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:40,981 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-07-14 00:23:40,981 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:40,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:40,981 INFO L82 PathProgramCache]: Analyzing trace with hash 2064587519, now seen corresponding path program 19 times [2021-07-14 00:23:40,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:40,982 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584259607] [2021-07-14 00:23:40,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:41,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:41,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:41,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:41,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:41,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:23:41,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:41,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:23:41,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:41,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-14 00:23:41,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:41,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-14 00:23:41,171 INFO L142 QuantifierPusher]: treesize reduction 30, result has 44.4 percent of original size [2021-07-14 00:23:41,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-14 00:23:41,187 INFO L142 QuantifierPusher]: treesize reduction 30, result has 52.4 percent of original size [2021-07-14 00:23:41,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-14 00:23:41,205 INFO L142 QuantifierPusher]: treesize reduction 15, result has 70.0 percent of original size [2021-07-14 00:23:41,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:41,221 INFO L142 QuantifierPusher]: treesize reduction 15, result has 72.2 percent of original size [2021-07-14 00:23:41,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:41,238 INFO L142 QuantifierPusher]: treesize reduction 15, result has 67.4 percent of original size [2021-07-14 00:23:41,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:41,254 INFO L142 QuantifierPusher]: treesize reduction 15, result has 70.0 percent of original size [2021-07-14 00:23:41,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:41,272 INFO L142 QuantifierPusher]: treesize reduction 15, result has 64.3 percent of original size [2021-07-14 00:23:41,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:41,289 INFO L142 QuantifierPusher]: treesize reduction 15, result has 62.5 percent of original size [2021-07-14 00:23:41,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:41,305 INFO L142 QuantifierPusher]: treesize reduction 24, result has 56.4 percent of original size [2021-07-14 00:23:41,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:41,326 INFO L142 QuantifierPusher]: treesize reduction 24, result has 56.4 percent of original size [2021-07-14 00:23:41,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:41,350 INFO L142 QuantifierPusher]: treesize reduction 25, result has 66.7 percent of original size [2021-07-14 00:23:41,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-07-14 00:23:41,399 INFO L142 QuantifierPusher]: treesize reduction 25, result has 64.3 percent of original size [2021-07-14 00:23:41,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-14 00:23:41,416 INFO L142 QuantifierPusher]: treesize reduction 25, result has 60.9 percent of original size [2021-07-14 00:23:41,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:41,470 INFO L142 QuantifierPusher]: treesize reduction 28, result has 49.1 percent of original size [2021-07-14 00:23:41,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:41,503 INFO L142 QuantifierPusher]: treesize reduction 28, result has 60.0 percent of original size [2021-07-14 00:23:41,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:41,541 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-07-14 00:23:41,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:41,568 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.0 percent of original size [2021-07-14 00:23:41,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:41,588 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-07-14 00:23:41,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:41,605 INFO L142 QuantifierPusher]: treesize reduction 44, result has 36.2 percent of original size [2021-07-14 00:23:41,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:41,644 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-07-14 00:23:41,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:23:41,669 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-07-14 00:23:41,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:41,692 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:41,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:41,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:41,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:41,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:41,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:41,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:41,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:41,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:41,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:41,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:41,771 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:41,771 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584259607] [2021-07-14 00:23:41,771 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584259607] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:41,771 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:41,771 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-07-14 00:23:41,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426928907] [2021-07-14 00:23:41,771 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-14 00:23:41,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:41,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-14 00:23:41,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=689, Unknown=0, NotChecked=0, Total=756 [2021-07-14 00:23:41,772 INFO L87 Difference]: Start difference. First operand 445 states and 604 transitions. Second operand has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:42,947 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 67 [2021-07-14 00:23:44,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:44,103 INFO L93 Difference]: Finished difference Result 594 states and 829 transitions. [2021-07-14 00:23:44,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 00:23:44,103 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:44,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:44,104 INFO L225 Difference]: With dead ends: 594 [2021-07-14 00:23:44,104 INFO L226 Difference]: Without dead ends: 477 [2021-07-14 00:23:44,105 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 423 ImplicationChecksByTransitivity, 2281.3ms TimeCoverageRelationStatistics Valid=481, Invalid=2381, Unknown=0, NotChecked=0, Total=2862 [2021-07-14 00:23:44,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2021-07-14 00:23:44,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 437. [2021-07-14 00:23:44,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 437 states, 436 states have (on average 1.360091743119266) internal successors, (593), 436 states have internal predecessors, (593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:44,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 593 transitions. [2021-07-14 00:23:44,110 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 593 transitions. Word has length 119 [2021-07-14 00:23:44,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:44,110 INFO L482 AbstractCegarLoop]: Abstraction has 437 states and 593 transitions. [2021-07-14 00:23:44,110 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:44,111 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 593 transitions. [2021-07-14 00:23:44,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:44,112 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:44,112 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:44,112 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-07-14 00:23:44,112 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:44,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:44,112 INFO L82 PathProgramCache]: Analyzing trace with hash 1545226749, now seen corresponding path program 20 times [2021-07-14 00:23:44,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:44,113 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11058454] [2021-07-14 00:23:44,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:44,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:44,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:44,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:44,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:44,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:23:44,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:44,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:23:44,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:44,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-14 00:23:44,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:44,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-14 00:23:44,320 INFO L142 QuantifierPusher]: treesize reduction 30, result has 44.4 percent of original size [2021-07-14 00:23:44,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-14 00:23:44,334 INFO L142 QuantifierPusher]: treesize reduction 30, result has 52.4 percent of original size [2021-07-14 00:23:44,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-14 00:23:44,354 INFO L142 QuantifierPusher]: treesize reduction 15, result has 70.0 percent of original size [2021-07-14 00:23:44,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:44,375 INFO L142 QuantifierPusher]: treesize reduction 15, result has 72.2 percent of original size [2021-07-14 00:23:44,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:44,396 INFO L142 QuantifierPusher]: treesize reduction 15, result has 67.4 percent of original size [2021-07-14 00:23:44,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:44,417 INFO L142 QuantifierPusher]: treesize reduction 15, result has 70.0 percent of original size [2021-07-14 00:23:44,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:44,439 INFO L142 QuantifierPusher]: treesize reduction 15, result has 64.3 percent of original size [2021-07-14 00:23:44,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:44,461 INFO L142 QuantifierPusher]: treesize reduction 15, result has 62.5 percent of original size [2021-07-14 00:23:44,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:44,481 INFO L142 QuantifierPusher]: treesize reduction 24, result has 56.4 percent of original size [2021-07-14 00:23:44,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:44,504 INFO L142 QuantifierPusher]: treesize reduction 24, result has 56.4 percent of original size [2021-07-14 00:23:44,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:44,525 INFO L142 QuantifierPusher]: treesize reduction 25, result has 66.7 percent of original size [2021-07-14 00:23:44,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-07-14 00:23:44,574 INFO L142 QuantifierPusher]: treesize reduction 25, result has 64.3 percent of original size [2021-07-14 00:23:44,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-14 00:23:44,590 INFO L142 QuantifierPusher]: treesize reduction 28, result has 54.1 percent of original size [2021-07-14 00:23:44,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-14 00:23:44,623 INFO L142 QuantifierPusher]: treesize reduction 28, result has 49.1 percent of original size [2021-07-14 00:23:44,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:44,654 INFO L142 QuantifierPusher]: treesize reduction 28, result has 60.0 percent of original size [2021-07-14 00:23:44,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:44,702 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-07-14 00:23:44,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:44,728 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.0 percent of original size [2021-07-14 00:23:44,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:44,747 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-07-14 00:23:44,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:44,749 INFO L142 QuantifierPusher]: treesize reduction 44, result has 36.2 percent of original size [2021-07-14 00:23:44,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:44,782 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-07-14 00:23:44,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:23:44,807 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-07-14 00:23:44,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:44,829 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:44,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:44,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:44,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:44,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:44,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:44,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:44,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:44,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:44,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:44,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:44,908 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:44,908 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11058454] [2021-07-14 00:23:44,908 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11058454] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:44,908 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:44,908 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-07-14 00:23:44,908 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205951131] [2021-07-14 00:23:44,909 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-14 00:23:44,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:44,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-14 00:23:44,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=689, Unknown=0, NotChecked=0, Total=756 [2021-07-14 00:23:44,909 INFO L87 Difference]: Start difference. First operand 437 states and 593 transitions. Second operand has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:45,980 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 65 [2021-07-14 00:23:46,125 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 67 [2021-07-14 00:23:47,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:47,057 INFO L93 Difference]: Finished difference Result 544 states and 738 transitions. [2021-07-14 00:23:47,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 00:23:47,057 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:47,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:47,058 INFO L225 Difference]: With dead ends: 544 [2021-07-14 00:23:47,058 INFO L226 Difference]: Without dead ends: 433 [2021-07-14 00:23:47,058 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 381 ImplicationChecksByTransitivity, 2127.9ms TimeCoverageRelationStatistics Valid=447, Invalid=2205, Unknown=0, NotChecked=0, Total=2652 [2021-07-14 00:23:47,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2021-07-14 00:23:47,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 433. [2021-07-14 00:23:47,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 432 states have (on average 1.3587962962962963) internal successors, (587), 432 states have internal predecessors, (587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:47,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 587 transitions. [2021-07-14 00:23:47,063 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 587 transitions. Word has length 119 [2021-07-14 00:23:47,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:47,064 INFO L482 AbstractCegarLoop]: Abstraction has 433 states and 587 transitions. [2021-07-14 00:23:47,064 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:47,064 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 587 transitions. [2021-07-14 00:23:47,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:47,065 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:47,065 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:47,065 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-07-14 00:23:47,065 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:47,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:47,066 INFO L82 PathProgramCache]: Analyzing trace with hash 436460989, now seen corresponding path program 21 times [2021-07-14 00:23:47,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:47,066 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230899103] [2021-07-14 00:23:47,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:47,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:47,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:47,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:47,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:47,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:23:47,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:47,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:23:47,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:47,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-14 00:23:47,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:47,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-14 00:23:47,247 INFO L142 QuantifierPusher]: treesize reduction 30, result has 44.4 percent of original size [2021-07-14 00:23:47,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-14 00:23:47,263 INFO L142 QuantifierPusher]: treesize reduction 30, result has 52.4 percent of original size [2021-07-14 00:23:47,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-14 00:23:47,283 INFO L142 QuantifierPusher]: treesize reduction 15, result has 70.0 percent of original size [2021-07-14 00:23:47,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:47,303 INFO L142 QuantifierPusher]: treesize reduction 15, result has 72.2 percent of original size [2021-07-14 00:23:47,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:47,325 INFO L142 QuantifierPusher]: treesize reduction 15, result has 67.4 percent of original size [2021-07-14 00:23:47,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:47,346 INFO L142 QuantifierPusher]: treesize reduction 15, result has 70.0 percent of original size [2021-07-14 00:23:47,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:47,369 INFO L142 QuantifierPusher]: treesize reduction 15, result has 64.3 percent of original size [2021-07-14 00:23:47,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:47,390 INFO L142 QuantifierPusher]: treesize reduction 15, result has 62.5 percent of original size [2021-07-14 00:23:47,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:47,411 INFO L142 QuantifierPusher]: treesize reduction 24, result has 56.4 percent of original size [2021-07-14 00:23:47,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:47,436 INFO L142 QuantifierPusher]: treesize reduction 24, result has 56.4 percent of original size [2021-07-14 00:23:47,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:47,464 INFO L142 QuantifierPusher]: treesize reduction 25, result has 66.7 percent of original size [2021-07-14 00:23:47,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-07-14 00:23:47,525 INFO L142 QuantifierPusher]: treesize reduction 25, result has 64.3 percent of original size [2021-07-14 00:23:47,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-14 00:23:47,546 INFO L142 QuantifierPusher]: treesize reduction 25, result has 60.9 percent of original size [2021-07-14 00:23:47,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:47,607 INFO L142 QuantifierPusher]: treesize reduction 25, result has 68.8 percent of original size [2021-07-14 00:23:47,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-07-14 00:23:47,661 INFO L142 QuantifierPusher]: treesize reduction 28, result has 60.0 percent of original size [2021-07-14 00:23:47,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:47,708 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-07-14 00:23:47,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:47,741 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.0 percent of original size [2021-07-14 00:23:47,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:47,765 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-07-14 00:23:47,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:47,767 INFO L142 QuantifierPusher]: treesize reduction 44, result has 36.2 percent of original size [2021-07-14 00:23:47,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:47,808 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-07-14 00:23:47,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:23:47,839 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-07-14 00:23:47,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:47,865 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:47,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:47,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:47,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:47,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:47,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:47,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:47,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:47,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:47,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:47,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:47,954 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:47,954 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230899103] [2021-07-14 00:23:47,954 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230899103] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:47,954 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:47,954 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-07-14 00:23:47,954 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542610414] [2021-07-14 00:23:47,955 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-14 00:23:47,955 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:47,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-14 00:23:47,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=689, Unknown=0, NotChecked=0, Total=756 [2021-07-14 00:23:47,955 INFO L87 Difference]: Start difference. First operand 433 states and 587 transitions. Second operand has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:50,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:50,681 INFO L93 Difference]: Finished difference Result 699 states and 977 transitions. [2021-07-14 00:23:50,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-14 00:23:50,681 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:50,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:50,682 INFO L225 Difference]: With dead ends: 699 [2021-07-14 00:23:50,682 INFO L226 Difference]: Without dead ends: 583 [2021-07-14 00:23:50,682 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 553 ImplicationChecksByTransitivity, 2636.5ms TimeCoverageRelationStatistics Valid=536, Invalid=2656, Unknown=0, NotChecked=0, Total=3192 [2021-07-14 00:23:50,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2021-07-14 00:23:50,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 423. [2021-07-14 00:23:50,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 423 states, 422 states have (on average 1.3625592417061612) internal successors, (575), 422 states have internal predecessors, (575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:50,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 575 transitions. [2021-07-14 00:23:50,687 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 575 transitions. Word has length 119 [2021-07-14 00:23:50,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:50,688 INFO L482 AbstractCegarLoop]: Abstraction has 423 states and 575 transitions. [2021-07-14 00:23:50,688 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:50,688 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 575 transitions. [2021-07-14 00:23:50,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:50,689 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:50,689 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:50,689 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-07-14 00:23:50,689 INFO L430 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:50,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:50,690 INFO L82 PathProgramCache]: Analyzing trace with hash 117889951, now seen corresponding path program 22 times [2021-07-14 00:23:50,690 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:50,690 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006722781] [2021-07-14 00:23:50,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:50,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:50,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:50,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:50,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:50,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:50,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:50,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:50,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:50,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:50,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:50,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:50,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:50,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-14 00:23:50,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:50,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-14 00:23:50,816 INFO L142 QuantifierPusher]: treesize reduction 13, result has 68.3 percent of original size [2021-07-14 00:23:50,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-14 00:23:50,844 INFO L142 QuantifierPusher]: treesize reduction 13, result has 68.3 percent of original size [2021-07-14 00:23:50,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-14 00:23:50,874 INFO L142 QuantifierPusher]: treesize reduction 30, result has 54.5 percent of original size [2021-07-14 00:23:50,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-07-14 00:23:50,909 INFO L142 QuantifierPusher]: treesize reduction 30, result has 62.5 percent of original size [2021-07-14 00:23:50,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-07-14 00:23:50,962 INFO L142 QuantifierPusher]: treesize reduction 30, result has 57.7 percent of original size [2021-07-14 00:23:50,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-07-14 00:23:50,964 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:50,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:50,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:50,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:50,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:50,966 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:50,966 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006722781] [2021-07-14 00:23:50,966 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006722781] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:50,966 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:50,966 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-07-14 00:23:50,966 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350330065] [2021-07-14 00:23:50,966 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-14 00:23:50,967 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:50,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-14 00:23:50,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-07-14 00:23:50,967 INFO L87 Difference]: Start difference. First operand 423 states and 575 transitions. Second operand has 11 states, 11 states have (on average 10.818181818181818) internal successors, (119), 11 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:51,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:51,247 INFO L93 Difference]: Finished difference Result 527 states and 735 transitions. [2021-07-14 00:23:51,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 00:23:51,247 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 10.818181818181818) internal successors, (119), 11 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:51,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:51,249 INFO L225 Difference]: With dead ends: 527 [2021-07-14 00:23:51,249 INFO L226 Difference]: Without dead ends: 527 [2021-07-14 00:23:51,249 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 331.9ms TimeCoverageRelationStatistics Valid=110, Invalid=232, Unknown=0, NotChecked=0, Total=342 [2021-07-14 00:23:51,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 527 states. [2021-07-14 00:23:51,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 527 to 423. [2021-07-14 00:23:51,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 423 states, 422 states have (on average 1.353080568720379) internal successors, (571), 422 states have internal predecessors, (571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:51,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 571 transitions. [2021-07-14 00:23:51,255 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 571 transitions. Word has length 119 [2021-07-14 00:23:51,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:51,255 INFO L482 AbstractCegarLoop]: Abstraction has 423 states and 571 transitions. [2021-07-14 00:23:51,256 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 10.818181818181818) internal successors, (119), 11 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:51,256 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 571 transitions. [2021-07-14 00:23:51,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:51,257 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:51,257 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:51,257 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-07-14 00:23:51,258 INFO L430 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:51,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:51,259 INFO L82 PathProgramCache]: Analyzing trace with hash -1494724349, now seen corresponding path program 23 times [2021-07-14 00:23:51,259 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:51,259 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264293855] [2021-07-14 00:23:51,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:51,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:51,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:51,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:51,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:51,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:23:51,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:51,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:23:51,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:51,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-14 00:23:51,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:51,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-14 00:23:51,478 INFO L142 QuantifierPusher]: treesize reduction 30, result has 44.4 percent of original size [2021-07-14 00:23:51,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-14 00:23:51,492 INFO L142 QuantifierPusher]: treesize reduction 30, result has 52.4 percent of original size [2021-07-14 00:23:51,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-14 00:23:51,511 INFO L142 QuantifierPusher]: treesize reduction 16, result has 68.6 percent of original size [2021-07-14 00:23:51,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:51,531 INFO L142 QuantifierPusher]: treesize reduction 16, result has 70.9 percent of original size [2021-07-14 00:23:51,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:23:51,553 INFO L142 QuantifierPusher]: treesize reduction 16, result has 66.0 percent of original size [2021-07-14 00:23:51,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:51,573 INFO L142 QuantifierPusher]: treesize reduction 16, result has 68.6 percent of original size [2021-07-14 00:23:51,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:51,595 INFO L142 QuantifierPusher]: treesize reduction 16, result has 62.8 percent of original size [2021-07-14 00:23:51,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:51,617 INFO L142 QuantifierPusher]: treesize reduction 16, result has 61.0 percent of original size [2021-07-14 00:23:51,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:51,637 INFO L142 QuantifierPusher]: treesize reduction 24, result has 56.4 percent of original size [2021-07-14 00:23:51,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:51,662 INFO L142 QuantifierPusher]: treesize reduction 23, result has 57.4 percent of original size [2021-07-14 00:23:51,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:51,689 INFO L142 QuantifierPusher]: treesize reduction 23, result has 57.4 percent of original size [2021-07-14 00:23:51,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:51,717 INFO L142 QuantifierPusher]: treesize reduction 28, result has 57.6 percent of original size [2021-07-14 00:23:51,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-14 00:23:51,758 INFO L142 QuantifierPusher]: treesize reduction 28, result has 54.1 percent of original size [2021-07-14 00:23:51,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-14 00:23:51,777 INFO L142 QuantifierPusher]: treesize reduction 28, result has 49.1 percent of original size [2021-07-14 00:23:51,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:51,816 INFO L142 QuantifierPusher]: treesize reduction 28, result has 60.0 percent of original size [2021-07-14 00:23:51,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:51,863 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-07-14 00:23:51,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:51,895 INFO L142 QuantifierPusher]: treesize reduction 16, result has 72.4 percent of original size [2021-07-14 00:23:51,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-14 00:23:51,919 INFO L142 QuantifierPusher]: treesize reduction 16, result has 66.7 percent of original size [2021-07-14 00:23:51,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:51,921 INFO L142 QuantifierPusher]: treesize reduction 46, result has 35.2 percent of original size [2021-07-14 00:23:51,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:51,960 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-07-14 00:23:51,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:23:51,990 INFO L142 QuantifierPusher]: treesize reduction 11, result has 60.7 percent of original size [2021-07-14 00:23:51,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:23:52,017 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:52,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:52,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:52,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:52,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:52,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:52,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:52,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:52,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:52,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:52,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:52,112 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:52,113 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264293855] [2021-07-14 00:23:52,113 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264293855] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:52,113 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:52,113 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-07-14 00:23:52,113 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485555328] [2021-07-14 00:23:52,113 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-14 00:23:52,113 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:52,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-14 00:23:52,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2021-07-14 00:23:52,114 INFO L87 Difference]: Start difference. First operand 423 states and 571 transitions. Second operand has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:53,080 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 65 [2021-07-14 00:23:53,303 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 67 [2021-07-14 00:23:54,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:54,863 INFO L93 Difference]: Finished difference Result 664 states and 927 transitions. [2021-07-14 00:23:54,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-14 00:23:54,864 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:54,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:54,865 INFO L225 Difference]: With dead ends: 664 [2021-07-14 00:23:54,865 INFO L226 Difference]: Without dead ends: 499 [2021-07-14 00:23:54,865 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 638 ImplicationChecksByTransitivity, 2693.9ms TimeCoverageRelationStatistics Valid=602, Invalid=2820, Unknown=0, NotChecked=0, Total=3422 [2021-07-14 00:23:54,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2021-07-14 00:23:54,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 369. [2021-07-14 00:23:54,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 368 states have (on average 1.3315217391304348) internal successors, (490), 368 states have internal predecessors, (490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:54,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 490 transitions. [2021-07-14 00:23:54,869 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 490 transitions. Word has length 119 [2021-07-14 00:23:54,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:54,869 INFO L482 AbstractCegarLoop]: Abstraction has 369 states and 490 transitions. [2021-07-14 00:23:54,869 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:54,870 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 490 transitions. [2021-07-14 00:23:54,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:54,871 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:54,871 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:54,871 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-07-14 00:23:54,871 INFO L430 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:54,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:54,871 INFO L82 PathProgramCache]: Analyzing trace with hash -1712567649, now seen corresponding path program 1 times [2021-07-14 00:23:54,871 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:54,872 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097486532] [2021-07-14 00:23:54,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:54,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:54,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:54,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:54,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:54,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:54,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:54,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:23:54,986 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-07-14 00:23:54,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-14 00:23:54,992 INFO L142 QuantifierPusher]: treesize reduction 12, result has 53.8 percent of original size [2021-07-14 00:23:54,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-14 00:23:54,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:23:55,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:23:55,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-14 00:23:55,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:55,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:55,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:55,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:55,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-14 00:23:55,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:55,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:55,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:55,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:55,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-07-14 00:23:55,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-07-14 00:23:55,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:55,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-07-14 00:23:55,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:55,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:55,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-07-14 00:23:55,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-14 00:23:55,397 INFO L142 QuantifierPusher]: treesize reduction 7, result has 96.9 percent of original size [2021-07-14 00:23:55,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-07-14 00:23:55,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:55,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:55,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:55,475 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:55,476 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097486532] [2021-07-14 00:23:55,476 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097486532] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:55,476 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:55,476 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2021-07-14 00:23:55,476 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733223639] [2021-07-14 00:23:55,476 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-07-14 00:23:55,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:55,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-07-14 00:23:55,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=353, Unknown=0, NotChecked=0, Total=420 [2021-07-14 00:23:55,477 INFO L87 Difference]: Start difference. First operand 369 states and 490 transitions. Second operand has 21 states, 21 states have (on average 5.666666666666667) internal successors, (119), 21 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:56,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:56,377 INFO L93 Difference]: Finished difference Result 369 states and 489 transitions. [2021-07-14 00:23:56,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 00:23:56,378 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 5.666666666666667) internal successors, (119), 21 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:56,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:56,378 INFO L225 Difference]: With dead ends: 369 [2021-07-14 00:23:56,378 INFO L226 Difference]: Without dead ends: 329 [2021-07-14 00:23:56,379 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 3 SyntacticMatches, 5 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 275 ImplicationChecksByTransitivity, 1013.8ms TimeCoverageRelationStatistics Valid=325, Invalid=1157, Unknown=0, NotChecked=0, Total=1482 [2021-07-14 00:23:56,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2021-07-14 00:23:56,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 329. [2021-07-14 00:23:56,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 328 states have (on average 1.2835365853658536) internal successors, (421), 328 states have internal predecessors, (421), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:56,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 421 transitions. [2021-07-14 00:23:56,382 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 421 transitions. Word has length 119 [2021-07-14 00:23:56,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:56,382 INFO L482 AbstractCegarLoop]: Abstraction has 329 states and 421 transitions. [2021-07-14 00:23:56,382 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 5.666666666666667) internal successors, (119), 21 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:56,383 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 421 transitions. [2021-07-14 00:23:56,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:56,383 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:56,384 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:56,384 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-07-14 00:23:56,384 INFO L430 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:56,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:56,384 INFO L82 PathProgramCache]: Analyzing trace with hash 1132695293, now seen corresponding path program 24 times [2021-07-14 00:23:56,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:56,384 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16045930] [2021-07-14 00:23:56,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:56,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:56,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:56,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:56,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:56,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:56,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:56,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:56,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:56,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:56,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:56,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-14 00:23:56,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:56,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:56,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:56,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-14 00:23:56,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:56,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-14 00:23:56,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:56,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-14 00:23:56,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:56,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:56,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:56,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-14 00:23:56,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:56,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-14 00:23:56,565 INFO L142 QuantifierPusher]: treesize reduction 17, result has 58.5 percent of original size [2021-07-14 00:23:56,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-14 00:23:56,592 INFO L142 QuantifierPusher]: treesize reduction 17, result has 65.3 percent of original size [2021-07-14 00:23:56,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:56,626 INFO L142 QuantifierPusher]: treesize reduction 17, result has 65.3 percent of original size [2021-07-14 00:23:56,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-14 00:23:56,660 INFO L142 QuantifierPusher]: treesize reduction 30, result has 62.5 percent of original size [2021-07-14 00:23:56,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-07-14 00:23:56,707 INFO L142 QuantifierPusher]: treesize reduction 30, result has 57.7 percent of original size [2021-07-14 00:23:56,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-07-14 00:23:56,709 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-14 00:23:56,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:23:56,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:56,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:56,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:56,710 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:56,710 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16045930] [2021-07-14 00:23:56,711 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16045930] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:56,711 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:56,711 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-07-14 00:23:56,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883602099] [2021-07-14 00:23:56,711 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-14 00:23:56,711 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:56,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-14 00:23:56,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2021-07-14 00:23:56,712 INFO L87 Difference]: Start difference. First operand 329 states and 421 transitions. Second operand has 15 states, 15 states have (on average 7.933333333333334) internal successors, (119), 15 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:57,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:57,190 INFO L93 Difference]: Finished difference Result 244 states and 277 transitions. [2021-07-14 00:23:57,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 00:23:57,190 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 7.933333333333334) internal successors, (119), 15 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:57,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:57,191 INFO L225 Difference]: With dead ends: 244 [2021-07-14 00:23:57,191 INFO L226 Difference]: Without dead ends: 196 [2021-07-14 00:23:57,191 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 517.2ms TimeCoverageRelationStatistics Valid=202, Invalid=668, Unknown=0, NotChecked=0, Total=870 [2021-07-14 00:23:57,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2021-07-14 00:23:57,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2021-07-14 00:23:57,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 195 states have (on average 1.1743589743589744) internal successors, (229), 195 states have internal predecessors, (229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:57,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 229 transitions. [2021-07-14 00:23:57,194 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 229 transitions. Word has length 119 [2021-07-14 00:23:57,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:57,194 INFO L482 AbstractCegarLoop]: Abstraction has 196 states and 229 transitions. [2021-07-14 00:23:57,194 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 7.933333333333334) internal successors, (119), 15 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:57,194 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 229 transitions. [2021-07-14 00:23:57,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-14 00:23:57,195 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:23:57,195 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-14 00:23:57,195 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-07-14 00:23:57,195 INFO L430 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:23:57,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:23:57,195 INFO L82 PathProgramCache]: Analyzing trace with hash 459734369, now seen corresponding path program 25 times [2021-07-14 00:23:57,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:23:57,196 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828830669] [2021-07-14 00:23:57,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:23:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:23:57,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:57,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:57,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:57,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-14 00:23:57,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:57,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:23:57,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:57,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-14 00:23:57,399 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-07-14 00:23:57,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:57,427 INFO L142 QuantifierPusher]: treesize reduction 16, result has 72.9 percent of original size [2021-07-14 00:23:57,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:23:57,457 INFO L142 QuantifierPusher]: treesize reduction 16, result has 76.5 percent of original size [2021-07-14 00:23:57,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-07-14 00:23:57,489 INFO L142 QuantifierPusher]: treesize reduction 16, result has 76.5 percent of original size [2021-07-14 00:23:57,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-07-14 00:23:57,490 INFO L142 QuantifierPusher]: treesize reduction 16, result has 77.5 percent of original size [2021-07-14 00:23:57,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-07-14 00:23:57,540 INFO L142 QuantifierPusher]: treesize reduction 16, result has 77.5 percent of original size [2021-07-14 00:23:57,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-07-14 00:23:57,585 INFO L142 QuantifierPusher]: treesize reduction 16, result has 76.5 percent of original size [2021-07-14 00:23:57,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-07-14 00:23:57,586 INFO L142 QuantifierPusher]: treesize reduction 17, result has 64.6 percent of original size [2021-07-14 00:23:57,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:57,602 INFO L142 QuantifierPusher]: treesize reduction 17, result has 67.3 percent of original size [2021-07-14 00:23:57,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:57,618 INFO L142 QuantifierPusher]: treesize reduction 17, result has 61.4 percent of original size [2021-07-14 00:23:57,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-14 00:23:57,634 INFO L142 QuantifierPusher]: treesize reduction 17, result has 64.6 percent of original size [2021-07-14 00:23:57,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:23:57,660 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-07-14 00:23:57,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:23:57,681 INFO L142 QuantifierPusher]: treesize reduction 17, result has 56.4 percent of original size [2021-07-14 00:23:57,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-14 00:23:57,697 INFO L142 QuantifierPusher]: treesize reduction 24, result has 53.8 percent of original size [2021-07-14 00:23:57,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-14 00:23:57,732 INFO L142 QuantifierPusher]: treesize reduction 24, result has 59.3 percent of original size [2021-07-14 00:23:57,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:23:57,758 INFO L142 QuantifierPusher]: treesize reduction 24, result has 55.6 percent of original size [2021-07-14 00:23:57,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-14 00:23:57,777 INFO L142 QuantifierPusher]: treesize reduction 29, result has 45.3 percent of original size [2021-07-14 00:23:57,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-14 00:23:57,799 INFO L142 QuantifierPusher]: treesize reduction 24, result has 55.6 percent of original size [2021-07-14 00:23:57,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-14 00:23:57,821 INFO L142 QuantifierPusher]: treesize reduction 17, result has 56.4 percent of original size [2021-07-14 00:23:57,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-14 00:23:57,842 INFO L142 QuantifierPusher]: treesize reduction 17, result has 56.4 percent of original size [2021-07-14 00:23:57,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-14 00:23:57,873 INFO L142 QuantifierPusher]: treesize reduction 19, result has 56.8 percent of original size [2021-07-14 00:23:57,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-14 00:23:57,903 INFO L142 QuantifierPusher]: treesize reduction 19, result has 51.3 percent of original size [2021-07-14 00:23:57,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-07-14 00:23:57,925 INFO L142 QuantifierPusher]: treesize reduction 29, result has 32.6 percent of original size [2021-07-14 00:23:57,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-14 00:23:57,947 INFO L142 QuantifierPusher]: treesize reduction 18, result has 52.6 percent of original size [2021-07-14 00:23:57,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-07-14 00:23:57,971 INFO L142 QuantifierPusher]: treesize reduction 14, result has 50.0 percent of original size [2021-07-14 00:23:57,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-14 00:23:58,005 INFO L142 QuantifierPusher]: treesize reduction 14, result has 50.0 percent of original size [2021-07-14 00:23:58,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-14 00:23:58,010 INFO L142 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size [2021-07-14 00:23:58,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:23:58,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:58,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:23:58,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:58,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:58,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:58,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-14 00:23:58,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:23:58,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:23:58,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:23:58,120 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:23:58,120 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828830669] [2021-07-14 00:23:58,120 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828830669] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:23:58,120 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:23:58,121 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-07-14 00:23:58,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95701626] [2021-07-14 00:23:58,121 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-07-14 00:23:58,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:23:58,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-07-14 00:23:58,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=796, Unknown=0, NotChecked=0, Total=870 [2021-07-14 00:23:58,122 INFO L87 Difference]: Start difference. First operand 196 states and 229 transitions. Second operand has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:59,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:23:59,916 INFO L93 Difference]: Finished difference Result 194 states and 227 transitions. [2021-07-14 00:23:59,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 00:23:59,916 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-07-14 00:23:59,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:23:59,917 INFO L225 Difference]: With dead ends: 194 [2021-07-14 00:23:59,917 INFO L226 Difference]: Without dead ends: 0 [2021-07-14 00:23:59,917 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 455 ImplicationChecksByTransitivity, 2004.6ms TimeCoverageRelationStatistics Valid=420, Invalid=2336, Unknown=0, NotChecked=0, Total=2756 [2021-07-14 00:23:59,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-14 00:23:59,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-14 00:23:59,917 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) [2021-07-14 00:23:59,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-14 00:23:59,917 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 119 [2021-07-14 00:23:59,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:23:59,918 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-14 00:23:59,918 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:23:59,918 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-14 00:23:59,918 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-14 00:23:59,918 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-07-14 00:23:59,919 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 00:23:59,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 12:23:59 BasicIcfg [2021-07-14 00:23:59,921 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 00:23:59,921 INFO L168 Benchmark]: Toolchain (without parser) took 172177.96 ms. Allocated memory was 182.5 MB in the beginning and 487.6 MB in the end (delta: 305.1 MB). Free memory was 144.2 MB in the beginning and 232.9 MB in the end (delta: -88.7 MB). Peak memory consumption was 216.5 MB. Max. memory is 8.0 GB. [2021-07-14 00:23:59,921 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 182.5 MB. Free memory is still 164.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 00:23:59,921 INFO L168 Benchmark]: CACSL2BoogieTranslator took 926.53 ms. Allocated memory is still 182.5 MB. Free memory was 144.0 MB in the beginning and 120.6 MB in the end (delta: 23.4 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-07-14 00:23:59,921 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.42 ms. Allocated memory is still 182.5 MB. Free memory was 120.6 MB in the beginning and 117.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-07-14 00:23:59,921 INFO L168 Benchmark]: Boogie Preprocessor took 60.66 ms. Allocated memory is still 182.5 MB. Free memory was 117.1 MB in the beginning and 114.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 00:23:59,921 INFO L168 Benchmark]: RCFGBuilder took 701.47 ms. Allocated memory is still 182.5 MB. Free memory was 114.4 MB in the beginning and 124.3 MB in the end (delta: -10.0 MB). Peak memory consumption was 13.5 MB. Max. memory is 8.0 GB. [2021-07-14 00:23:59,921 INFO L168 Benchmark]: TraceAbstraction took 170397.89 ms. Allocated memory was 182.5 MB in the beginning and 487.6 MB in the end (delta: 305.1 MB). Free memory was 123.8 MB in the beginning and 232.9 MB in the end (delta: -109.1 MB). Peak memory consumption was 195.5 MB. Max. memory is 8.0 GB. [2021-07-14 00:23:59,922 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 182.5 MB. Free memory is still 164.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 926.53 ms. Allocated memory is still 182.5 MB. Free memory was 144.0 MB in the beginning and 120.6 MB in the end (delta: 23.4 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 85.42 ms. Allocated memory is still 182.5 MB. Free memory was 120.6 MB in the beginning and 117.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 60.66 ms. Allocated memory is still 182.5 MB. Free memory was 117.1 MB in the beginning and 114.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 701.47 ms. Allocated memory is still 182.5 MB. Free memory was 114.4 MB in the beginning and 124.3 MB in the end (delta: -10.0 MB). Peak memory consumption was 13.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 170397.89 ms. Allocated memory was 182.5 MB in the beginning and 487.6 MB in the end (delta: 305.1 MB). Free memory was 123.8 MB in the beginning and 232.9 MB in the end (delta: -109.1 MB). Peak memory consumption was 195.5 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: 17267, positive: 16413, positive conditional: 16413, positive unconditional: 0, negative: 854, negative conditional: 854, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17055, positive: 16413, positive conditional: 0, positive unconditional: 16413, negative: 642, negative conditional: 0, negative unconditional: 642, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1634, positive: 1584, positive conditional: 0, positive unconditional: 1584, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1634, positive: 1582, positive conditional: 0, positive unconditional: 1582, negative: 52, negative conditional: 0, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 52, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 18, unknown conditional: 0, unknown unconditional: 18] , SemanticIndependenceRelation.Query Time [ms]: [ total: 82387, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 2255, negative conditional: 0, negative unconditional: 2255, unknown: 80122, unknown conditional: 0, unknown unconditional: 80122] ], Cache Queries: [ total: 17055, positive: 14829, positive conditional: 0, positive unconditional: 14829, negative: 592, negative conditional: 0, negative unconditional: 592, unknown: 1634, unknown conditional: 0, unknown unconditional: 1634] , Statistics on independence cache: Total cache size (in pairs): 1634, Positive cache size: 1584, Positive conditional cache size: 0, Positive unconditional cache size: 1584, Negative cache size: 50, Negative conditional cache size: 0, Negative unconditional cache size: 50, Independence queries for same thread: 212 - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: 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: ULTIMATE.start with 1 thread instances CFG has 4 procedures, 176 locations, 8 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 170255.7ms, OverallIterations: 36, TraceHistogramMax: 1, EmptinessCheckTime: 90.8ms, AutomataDifference: 60006.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 82956.1ms, PartialOrderReductionTime: 82938.5ms, HoareTripleCheckerStatistics: 4652 SDtfs, 24903 SDslu, 45079 SDs, 0 SdLazy, 27202 SolverSat, 2523 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14287.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1649 GetRequests, 121 SyntacticMatches, 77 SemanticMatches, 1451 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12115 ImplicationChecksByTransitivity, 59441.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=8174occurred in iteration=0, InterpolantAutomatonStates: 900, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 804.5ms AutomataMinimizationTime, 36 MinimizatonAttempts, 5275 StatesRemovedByMinimization, 28 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 136.0ms SsaConstructionTime, 1041.2ms SatisfiabilityAnalysisTime, 24638.4ms InterpolantComputationTime, 3943 NumberOfCodeBlocks, 3943 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 3907 ConstructedInterpolants, 0 QuantifiedInterpolants, 71368 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 36 InterpolantComputations, 36 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 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...