/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi002_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 00:15:04,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 00:15:04,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 00:15:04,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 00:15:04,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-14 00:15:04,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-14 00:15:04,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-14 00:15:04,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-14 00:15:04,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-14 00:15:04,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-14 00:15:04,765 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-14 00:15:04,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-14 00:15:04,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-14 00:15:04,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-14 00:15:04,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-14 00:15:04,773 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-14 00:15:04,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-14 00:15:04,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 00:15:04,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 00:15:04,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 00:15:04,796 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 00:15:04,824 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 00:15:04,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 00:15:04,827 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 00:15:04,827 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 00:15:04,827 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 00:15:04,827 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 00:15:04,827 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 00:15:04,827 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 00:15:04,827 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 00:15:04,828 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 00:15:04,828 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 00:15:04,828 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 00:15:04,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 00:15:04,829 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 00:15:04,829 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 00:15:04,829 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 00:15:04,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 00:15:04,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 00:15:04,829 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 00:15:04,829 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 00:15:04,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 00:15:04,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 00:15:04,830 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 00:15:04,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 00:15:04,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 00:15:04,830 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 00:15:04,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 00:15:04,830 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 00:15:04,830 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 00:15:04,830 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-07-14 00:15:04,830 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 00:15:05,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 00:15:05,083 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 00:15:05,085 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 00:15:05,086 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 00:15:05,087 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 00:15:05,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi002_tso.oepc.i [2021-07-14 00:15:05,145 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afb260ea8/e5cd05d7c46a430099407310858dc1f8/FLAGed1ea86d8 [2021-07-14 00:15:05,552 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 00:15:05,553 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_tso.oepc.i [2021-07-14 00:15:05,567 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afb260ea8/e5cd05d7c46a430099407310858dc1f8/FLAGed1ea86d8 [2021-07-14 00:15:05,896 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afb260ea8/e5cd05d7c46a430099407310858dc1f8 [2021-07-14 00:15:05,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 00:15:05,899 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 00:15:05,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 00:15:05,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 00:15:05,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 00:15:05,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:15:05" (1/1) ... [2021-07-14 00:15:05,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f59f1bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:15:05, skipping insertion in model container [2021-07-14 00:15:05,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:15:05" (1/1) ... [2021-07-14 00:15:05,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 00:15:05,952 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 00:15:06,085 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_tso.oepc.i[992,1005] [2021-07-14 00:15:06,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 00:15:06,304 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 00:15:06,314 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_tso.oepc.i[992,1005] [2021-07-14 00:15:06,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 00:15:06,413 INFO L208 MainTranslator]: Completed translation [2021-07-14 00:15:06,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:15:06 WrapperNode [2021-07-14 00:15:06,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 00:15:06,415 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 00:15:06,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 00:15:06,415 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 00:15:06,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:15:06" (1/1) ... [2021-07-14 00:15:06,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:15:06" (1/1) ... [2021-07-14 00:15:06,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 00:15:06,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 00:15:06,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 00:15:06,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 00:15:06,488 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:15:06" (1/1) ... [2021-07-14 00:15:06,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:15:06" (1/1) ... [2021-07-14 00:15:06,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:15:06" (1/1) ... [2021-07-14 00:15:06,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:15:06" (1/1) ... [2021-07-14 00:15:06,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:15:06" (1/1) ... [2021-07-14 00:15:06,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:15:06" (1/1) ... [2021-07-14 00:15:06,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:15:06" (1/1) ... [2021-07-14 00:15:06,512 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 00:15:06,513 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 00:15:06,513 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 00:15:06,513 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 00:15:06,514 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:15:06" (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 00:15:06,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 00:15:06,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 00:15:06,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 00:15:06,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 00:15:06,567 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 00:15:06,567 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 00:15:06,568 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 00:15:06,568 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 00:15:06,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 00:15:06,568 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 00:15:06,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 00:15:06,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 00:15:06,569 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 00:15:09,382 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 00:15:09,383 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-14 00:15:09,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:15:09 BoogieIcfgContainer [2021-07-14 00:15:09,384 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 00:15:09,386 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 00:15:09,386 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 00:15:09,387 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 00:15:09,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 12:15:05" (1/3) ... [2021-07-14 00:15:09,388 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a3722c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:15:09, skipping insertion in model container [2021-07-14 00:15:09,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:15:06" (2/3) ... [2021-07-14 00:15:09,388 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a3722c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:15:09, skipping insertion in model container [2021-07-14 00:15:09,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:15:09" (3/3) ... [2021-07-14 00:15:09,389 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi002_tso.oepc.i [2021-07-14 00:15:09,397 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 00:15:09,397 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 00:15:09,397 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-07-14 00:15:09,398 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 00:15:09,438 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,439 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,439 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,439 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,439 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,439 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,439 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,439 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,439 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,439 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,439 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,439 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,446 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,446 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,446 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,446 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,446 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,446 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,446 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,446 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,446 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,446 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,446 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,446 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,452 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,452 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,452 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,452 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,452 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,452 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,453 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,453 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,453 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,453 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,453 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,453 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,453 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,453 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,453 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,453 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,453 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,453 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,454 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,454 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,454 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,454 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,454 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,454 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,454 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,454 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,454 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,454 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,458 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,458 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,459 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,459 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,459 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,459 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,459 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,459 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,459 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,459 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,459 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,459 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,459 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,459 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,459 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,459 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,462 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,462 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,462 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,462 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,465 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,465 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,465 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,465 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,465 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,465 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,470 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,470 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,470 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,470 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,470 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,470 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,470 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,470 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,470 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,470 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,471 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,471 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,471 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,471 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,471 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,471 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,471 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,471 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,471 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,471 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,472 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,472 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,490 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,491 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,491 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,491 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,491 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,491 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,492 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,492 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,492 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,492 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,494 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,494 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,494 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,494 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,494 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,495 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,495 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,495 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,495 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,495 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,495 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,495 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,495 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,496 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,496 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,496 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,496 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,496 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,496 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,496 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,496 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,496 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,496 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,498 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,499 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,499 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,499 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,499 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,499 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,499 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,499 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,499 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,499 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,499 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,499 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,500 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,500 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,500 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,500 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,500 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,500 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,500 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,500 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,500 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,500 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,501 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,502 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,502 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,502 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,503 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,503 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,503 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,503 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,503 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,503 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,503 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,503 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,503 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,503 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,504 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,504 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,504 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,504 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,504 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,504 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,504 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,504 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,504 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,504 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,506 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,506 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,506 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,506 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,506 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 00:15:09,507 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 00:15:09,522 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-07-14 00:15:09,534 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 00:15:09,534 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 00:15:09,534 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 00:15:09,535 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 00:15:09,535 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 00:15:09,535 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 00:15:09,535 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 00:15:09,535 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P1Thread1of1ForFork0======== [2021-07-14 00:15:10,067 INFO L276 IsEmpty]: Start isEmpty. Operand has 1240 states, 1214 states have (on average 1.8673805601317957) internal successors, (2267), 1239 states have internal predecessors, (2267), 0 states have call successors, (0), 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 00:15:10,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-07-14 00:15:10,072 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:15:10,073 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] [2021-07-14 00:15:10,073 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:15:10,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:15:10,076 INFO L82 PathProgramCache]: Analyzing trace with hash 676475700, now seen corresponding path program 1 times [2021-07-14 00:15:10,082 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:15:10,082 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828617817] [2021-07-14 00:15:10,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:15:10,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:15:10,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:10,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:10,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:10,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:15:10,319 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 00:15:10,319 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:15:10,319 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828617817] [2021-07-14 00:15:10,320 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828617817] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:15:10,320 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:15:10,320 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 00:15:10,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987926954] [2021-07-14 00:15:10,322 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 00:15:10,322 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:15:10,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 00:15:10,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 00:15:10,336 INFO L87 Difference]: Start difference. First operand has 1240 states, 1214 states have (on average 1.8673805601317957) internal successors, (2267), 1239 states have internal predecessors, (2267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:10,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:15:10,414 INFO L93 Difference]: Finished difference Result 979 states and 1656 transitions. [2021-07-14 00:15:10,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 00:15:10,416 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2021-07-14 00:15:10,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:15:10,449 INFO L225 Difference]: With dead ends: 979 [2021-07-14 00:15:10,450 INFO L226 Difference]: Without dead ends: 602 [2021-07-14 00:15:10,451 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 00:15:10,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2021-07-14 00:15:10,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 602. [2021-07-14 00:15:10,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 602 states, 595 states have (on average 1.796638655462185) internal successors, (1069), 601 states have internal predecessors, (1069), 0 states have call successors, (0), 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 00:15:10,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 602 states and 1069 transitions. [2021-07-14 00:15:10,515 INFO L78 Accepts]: Start accepts. Automaton has 602 states and 1069 transitions. Word has length 61 [2021-07-14 00:15:10,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:15:10,516 INFO L482 AbstractCegarLoop]: Abstraction has 602 states and 1069 transitions. [2021-07-14 00:15:10,516 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:10,516 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1069 transitions. [2021-07-14 00:15:10,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-07-14 00:15:10,517 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:15:10,517 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] [2021-07-14 00:15:10,517 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 00:15:10,518 INFO L430 AbstractCegarLoop]: === Iteration 2 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:15:10,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:15:10,519 INFO L82 PathProgramCache]: Analyzing trace with hash -504087594, now seen corresponding path program 1 times [2021-07-14 00:15:10,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:15:10,519 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119748408] [2021-07-14 00:15:10,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:15:10,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:15:10,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:10,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:10,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:10,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:15:10,582 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 00:15:10,582 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:15:10,582 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119748408] [2021-07-14 00:15:10,583 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119748408] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:15:10,583 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:15:10,583 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 00:15:10,583 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310295709] [2021-07-14 00:15:10,584 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 00:15:10,584 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:15:10,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 00:15:10,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 00:15:10,584 INFO L87 Difference]: Start difference. First operand 602 states and 1069 transitions. Second operand has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:10,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:15:10,592 INFO L93 Difference]: Finished difference Result 386 states and 637 transitions. [2021-07-14 00:15:10,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 00:15:10,593 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-07-14 00:15:10,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:15:10,593 INFO L225 Difference]: With dead ends: 386 [2021-07-14 00:15:10,593 INFO L226 Difference]: Without dead ends: 0 [2021-07-14 00:15:10,593 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 00:15:10,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-14 00:15:10,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-14 00:15:10,594 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 00:15:10,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-14 00:15:10,594 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2021-07-14 00:15:10,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:15:10,594 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-14 00:15:10,594 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:10,594 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-14 00:15:10,594 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-14 00:15:10,594 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 00:15:10,595 INFO L301 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE (1/2) [2021-07-14 00:15:10,596 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-07-14 00:15:10,597 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 00:15:10,597 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 00:15:10,597 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 00:15:10,597 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 00:15:10,597 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 00:15:10,597 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 00:15:10,597 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 00:15:10,597 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 00:15:11,348 INFO L276 IsEmpty]: Start isEmpty. Operand has 1843 states, 1592 states have (on average 1.9949748743718594) internal successors, (3176), 1842 states have internal predecessors, (3176), 0 states have call successors, (0), 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 00:15:11,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-07-14 00:15:11,353 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:15:11,353 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] [2021-07-14 00:15:11,353 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:15:11,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:15:11,353 INFO L82 PathProgramCache]: Analyzing trace with hash 13887970, now seen corresponding path program 1 times [2021-07-14 00:15:11,354 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:15:11,354 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572221662] [2021-07-14 00:15:11,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:15:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:15:11,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:11,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:11,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:11,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:15:11,475 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-14 00:15:11,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-14 00:15:11,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:11,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:11,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:11,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:11,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:11,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:11,506 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 00:15:11,506 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:15:11,506 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572221662] [2021-07-14 00:15:11,506 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572221662] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:15:11,506 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:15:11,506 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 00:15:11,506 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502660073] [2021-07-14 00:15:11,507 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 00:15:11,507 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:15:11,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 00:15:11,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 00:15:11,510 INFO L87 Difference]: Start difference. First operand has 1843 states, 1592 states have (on average 1.9949748743718594) internal successors, (3176), 1842 states have internal predecessors, (3176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:11,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:15:11,611 INFO L93 Difference]: Finished difference Result 1951 states and 3296 transitions. [2021-07-14 00:15:11,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 00:15:11,611 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2021-07-14 00:15:11,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:15:11,616 INFO L225 Difference]: With dead ends: 1951 [2021-07-14 00:15:11,616 INFO L226 Difference]: Without dead ends: 799 [2021-07-14 00:15:11,616 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 65.2ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-07-14 00:15:11,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2021-07-14 00:15:11,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 799. [2021-07-14 00:15:11,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 799 states, 790 states have (on average 1.8531645569620254) internal successors, (1464), 798 states have internal predecessors, (1464), 0 states have call successors, (0), 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 00:15:11,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 799 states and 1464 transitions. [2021-07-14 00:15:11,641 INFO L78 Accepts]: Start accepts. Automaton has 799 states and 1464 transitions. Word has length 73 [2021-07-14 00:15:11,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:15:11,642 INFO L482 AbstractCegarLoop]: Abstraction has 799 states and 1464 transitions. [2021-07-14 00:15:11,642 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:11,642 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1464 transitions. [2021-07-14 00:15:11,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-07-14 00:15:11,643 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:15:11,644 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] [2021-07-14 00:15:11,644 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 00:15:11,644 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:15:11,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:15:11,644 INFO L82 PathProgramCache]: Analyzing trace with hash 331639205, now seen corresponding path program 1 times [2021-07-14 00:15:11,644 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:15:11,644 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875973509] [2021-07-14 00:15:11,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:15:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:15:11,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:11,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:11,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:11,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:15:11,796 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-14 00:15:11,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-14 00:15:11,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:11,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:11,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:11,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:11,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:11,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:11,823 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 00:15:11,823 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:15:11,823 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875973509] [2021-07-14 00:15:11,823 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875973509] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:15:11,824 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:15:11,824 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 00:15:11,824 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282395069] [2021-07-14 00:15:11,824 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 00:15:11,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:15:11,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 00:15:11,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 00:15:11,825 INFO L87 Difference]: Start difference. First operand 799 states and 1464 transitions. Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:11,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:15:11,935 INFO L93 Difference]: Finished difference Result 839 states and 1560 transitions. [2021-07-14 00:15:11,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 00:15:11,935 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2021-07-14 00:15:11,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:15:11,937 INFO L225 Difference]: With dead ends: 839 [2021-07-14 00:15:11,938 INFO L226 Difference]: Without dead ends: 646 [2021-07-14 00:15:11,938 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 76.1ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-07-14 00:15:11,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 646 states. [2021-07-14 00:15:11,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 646 to 646. [2021-07-14 00:15:11,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 646 states, 641 states have (on average 1.8034321372854913) internal successors, (1156), 645 states have internal predecessors, (1156), 0 states have call successors, (0), 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 00:15:11,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 646 states and 1156 transitions. [2021-07-14 00:15:11,948 INFO L78 Accepts]: Start accepts. Automaton has 646 states and 1156 transitions. Word has length 77 [2021-07-14 00:15:11,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:15:11,948 INFO L482 AbstractCegarLoop]: Abstraction has 646 states and 1156 transitions. [2021-07-14 00:15:11,948 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:11,948 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1156 transitions. [2021-07-14 00:15:11,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-07-14 00:15:11,949 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:15:11,949 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] [2021-07-14 00:15:11,949 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 00:15:11,949 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:15:11,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:15:11,950 INFO L82 PathProgramCache]: Analyzing trace with hash -454228283, now seen corresponding path program 1 times [2021-07-14 00:15:11,950 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:15:11,950 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042473941] [2021-07-14 00:15:11,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:15:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:15:12,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:12,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:12,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:12,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:15:12,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:12,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-14 00:15:12,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:12,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-14 00:15:12,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:12,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:15:12,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:12,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-14 00:15:12,203 INFO L142 QuantifierPusher]: treesize reduction 85, result has 37.5 percent of original size [2021-07-14 00:15:12,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-07-14 00:15:12,238 INFO L142 QuantifierPusher]: treesize reduction 74, result has 41.7 percent of original size [2021-07-14 00:15:12,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-07-14 00:15:12,266 INFO L142 QuantifierPusher]: treesize reduction 48, result has 35.1 percent of original size [2021-07-14 00:15:12,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-14 00:15:12,285 INFO L142 QuantifierPusher]: treesize reduction 38, result has 61.2 percent of original size [2021-07-14 00:15:12,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-07-14 00:15:12,312 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-14 00:15:12,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-14 00:15:12,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:12,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:12,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:12,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:12,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:12,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:12,345 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 00:15:12,345 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:15:12,345 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042473941] [2021-07-14 00:15:12,345 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042473941] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:15:12,347 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:15:12,347 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-07-14 00:15:12,347 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953366156] [2021-07-14 00:15:12,347 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-14 00:15:12,347 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:15:12,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-14 00:15:12,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2021-07-14 00:15:12,351 INFO L87 Difference]: Start difference. First operand 646 states and 1156 transitions. Second operand has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:12,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:15:12,775 INFO L93 Difference]: Finished difference Result 889 states and 1651 transitions. [2021-07-14 00:15:12,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 00:15:12,775 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2021-07-14 00:15:12,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:15:12,779 INFO L225 Difference]: With dead ends: 889 [2021-07-14 00:15:12,779 INFO L226 Difference]: Without dead ends: 793 [2021-07-14 00:15:12,779 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 306.4ms TimeCoverageRelationStatistics Valid=109, Invalid=311, Unknown=0, NotChecked=0, Total=420 [2021-07-14 00:15:12,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 793 states. [2021-07-14 00:15:12,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 793 to 706. [2021-07-14 00:15:12,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 706 states, 701 states have (on average 1.8273894436519258) internal successors, (1281), 705 states have internal predecessors, (1281), 0 states have call successors, (0), 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 00:15:12,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 706 states and 1281 transitions. [2021-07-14 00:15:12,793 INFO L78 Accepts]: Start accepts. Automaton has 706 states and 1281 transitions. Word has length 81 [2021-07-14 00:15:12,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:15:12,793 INFO L482 AbstractCegarLoop]: Abstraction has 706 states and 1281 transitions. [2021-07-14 00:15:12,793 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:12,793 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1281 transitions. [2021-07-14 00:15:12,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-07-14 00:15:12,795 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:15:12,795 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] [2021-07-14 00:15:12,795 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 00:15:12,795 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:15:12,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:15:12,795 INFO L82 PathProgramCache]: Analyzing trace with hash -1474798143, now seen corresponding path program 2 times [2021-07-14 00:15:12,795 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:15:12,796 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895737551] [2021-07-14 00:15:12,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:15:12,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:15:12,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:12,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:12,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:12,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:15:12,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:12,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-14 00:15:12,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:12,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-14 00:15:12,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:12,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:15:12,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:12,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-14 00:15:13,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:13,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-14 00:15:13,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:13,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-14 00:15:13,032 INFO L142 QuantifierPusher]: treesize reduction 43, result has 57.8 percent of original size [2021-07-14 00:15:13,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-07-14 00:15:13,062 INFO L142 QuantifierPusher]: treesize reduction 74, result has 43.1 percent of original size [2021-07-14 00:15:13,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-07-14 00:15:13,094 INFO L142 QuantifierPusher]: treesize reduction 64, result has 58.4 percent of original size [2021-07-14 00:15:13,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-07-14 00:15:13,135 INFO L142 QuantifierPusher]: treesize reduction 26, result has 56.7 percent of original size [2021-07-14 00:15:13,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-07-14 00:15:13,156 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-14 00:15:13,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-14 00:15:13,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:13,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:13,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:13,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:13,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:13,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:13,194 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 00:15:13,194 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:15:13,194 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895737551] [2021-07-14 00:15:13,194 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895737551] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:15:13,194 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:15:13,194 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-07-14 00:15:13,195 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084305566] [2021-07-14 00:15:13,195 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-14 00:15:13,195 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:15:13,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-14 00:15:13,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2021-07-14 00:15:13,195 INFO L87 Difference]: Start difference. First operand 706 states and 1281 transitions. Second operand has 16 states, 16 states have (on average 5.0625) internal successors, (81), 16 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:13,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:15:13,673 INFO L93 Difference]: Finished difference Result 807 states and 1509 transitions. [2021-07-14 00:15:13,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 00:15:13,673 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.0625) internal successors, (81), 16 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2021-07-14 00:15:13,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:15:13,675 INFO L225 Difference]: With dead ends: 807 [2021-07-14 00:15:13,675 INFO L226 Difference]: Without dead ends: 727 [2021-07-14 00:15:13,676 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 369.9ms TimeCoverageRelationStatistics Valid=131, Invalid=375, Unknown=0, NotChecked=0, Total=506 [2021-07-14 00:15:13,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 727 states. [2021-07-14 00:15:13,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 727 to 667. [2021-07-14 00:15:13,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 667 states, 662 states have (on average 1.8051359516616314) internal successors, (1195), 666 states have internal predecessors, (1195), 0 states have call successors, (0), 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 00:15:13,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 667 states and 1195 transitions. [2021-07-14 00:15:13,686 INFO L78 Accepts]: Start accepts. Automaton has 667 states and 1195 transitions. Word has length 81 [2021-07-14 00:15:13,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:15:13,687 INFO L482 AbstractCegarLoop]: Abstraction has 667 states and 1195 transitions. [2021-07-14 00:15:13,687 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 5.0625) internal successors, (81), 16 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:13,687 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1195 transitions. [2021-07-14 00:15:13,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-07-14 00:15:13,688 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:15:13,688 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] [2021-07-14 00:15:13,688 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-14 00:15:13,688 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:15:13,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:15:13,689 INFO L82 PathProgramCache]: Analyzing trace with hash -604577981, now seen corresponding path program 3 times [2021-07-14 00:15:13,689 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:15:13,689 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160878912] [2021-07-14 00:15:13,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:15:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:15:13,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:13,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:13,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:13,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:15:13,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:13,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-14 00:15:13,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:13,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-14 00:15:13,792 INFO L142 QuantifierPusher]: treesize reduction 30, result has 62.0 percent of original size [2021-07-14 00:15:13,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-07-14 00:15:13,811 INFO L142 QuantifierPusher]: treesize reduction 30, result has 65.1 percent of original size [2021-07-14 00:15:13,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-07-14 00:15:13,833 INFO L142 QuantifierPusher]: treesize reduction 30, result has 61.0 percent of original size [2021-07-14 00:15:13,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-07-14 00:15:13,856 INFO L142 QuantifierPusher]: treesize reduction 30, result has 61.5 percent of original size [2021-07-14 00:15:13,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-14 00:15:13,881 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-14 00:15:13,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-14 00:15:13,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:13,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:13,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:13,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:13,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:13,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:13,920 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 00:15:13,920 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:15:13,920 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160878912] [2021-07-14 00:15:13,920 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160878912] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:15:13,920 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:15:13,920 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-07-14 00:15:13,920 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088931628] [2021-07-14 00:15:13,921 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-07-14 00:15:13,921 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:15:13,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-07-14 00:15:13,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-07-14 00:15:13,921 INFO L87 Difference]: Start difference. First operand 667 states and 1195 transitions. Second operand has 12 states, 12 states have (on average 6.75) internal successors, (81), 12 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:14,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:15:14,537 INFO L93 Difference]: Finished difference Result 1194 states and 2250 transitions. [2021-07-14 00:15:14,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 00:15:14,539 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.75) internal successors, (81), 12 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2021-07-14 00:15:14,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:15:14,541 INFO L225 Difference]: With dead ends: 1194 [2021-07-14 00:15:14,541 INFO L226 Difference]: Without dead ends: 784 [2021-07-14 00:15:14,542 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 416.9ms TimeCoverageRelationStatistics Valid=166, Invalid=340, Unknown=0, NotChecked=0, Total=506 [2021-07-14 00:15:14,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 784 states. [2021-07-14 00:15:14,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 784 to 599. [2021-07-14 00:15:14,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 599 states, 594 states have (on average 1.7558922558922558) internal successors, (1043), 598 states have internal predecessors, (1043), 0 states have call successors, (0), 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 00:15:14,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 599 states and 1043 transitions. [2021-07-14 00:15:14,552 INFO L78 Accepts]: Start accepts. Automaton has 599 states and 1043 transitions. Word has length 81 [2021-07-14 00:15:14,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:15:14,552 INFO L482 AbstractCegarLoop]: Abstraction has 599 states and 1043 transitions. [2021-07-14 00:15:14,552 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 6.75) internal successors, (81), 12 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:14,552 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1043 transitions. [2021-07-14 00:15:14,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-07-14 00:15:14,553 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:15:14,553 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] [2021-07-14 00:15:14,553 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-14 00:15:14,553 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:15:14,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:15:14,554 INFO L82 PathProgramCache]: Analyzing trace with hash -1908576515, now seen corresponding path program 1 times [2021-07-14 00:15:14,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:15:14,554 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366929014] [2021-07-14 00:15:14,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:15:14,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:15:14,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:14,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:14,637 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.2 percent of original size [2021-07-14 00:15:14,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-14 00:15:14,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:14,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:15:14,648 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-14 00:15:14,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-14 00:15:14,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:14,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:14,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:14,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:14,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:14,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:14,671 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 00:15:14,671 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:15:14,671 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366929014] [2021-07-14 00:15:14,671 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366929014] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:15:14,671 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:15:14,671 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 00:15:14,671 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127373726] [2021-07-14 00:15:14,672 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 00:15:14,672 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:15:14,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 00:15:14,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 00:15:14,672 INFO L87 Difference]: Start difference. First operand 599 states and 1043 transitions. Second operand has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:14,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:15:14,795 INFO L93 Difference]: Finished difference Result 930 states and 1695 transitions. [2021-07-14 00:15:14,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 00:15:14,796 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2021-07-14 00:15:14,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:15:14,798 INFO L225 Difference]: With dead ends: 930 [2021-07-14 00:15:14,798 INFO L226 Difference]: Without dead ends: 619 [2021-07-14 00:15:14,798 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 55.3ms TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-07-14 00:15:14,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2021-07-14 00:15:14,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 619. [2021-07-14 00:15:14,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 619 states, 614 states have (on average 1.763843648208469) internal successors, (1083), 618 states have internal predecessors, (1083), 0 states have call successors, (0), 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 00:15:14,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 619 states and 1083 transitions. [2021-07-14 00:15:14,806 INFO L78 Accepts]: Start accepts. Automaton has 619 states and 1083 transitions. Word has length 82 [2021-07-14 00:15:14,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:15:14,807 INFO L482 AbstractCegarLoop]: Abstraction has 619 states and 1083 transitions. [2021-07-14 00:15:14,807 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:14,807 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1083 transitions. [2021-07-14 00:15:14,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-07-14 00:15:14,808 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:15:14,808 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] [2021-07-14 00:15:14,808 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-14 00:15:14,808 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:15:14,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:15:14,808 INFO L82 PathProgramCache]: Analyzing trace with hash 813496193, now seen corresponding path program 2 times [2021-07-14 00:15:14,808 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:15:14,808 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727791837] [2021-07-14 00:15:14,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:15:14,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:15:14,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:14,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:14,899 INFO L142 QuantifierPusher]: treesize reduction 5, result has 37.5 percent of original size [2021-07-14 00:15:14,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:15:14,901 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-07-14 00:15:14,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-14 00:15:14,905 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-07-14 00:15:14,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-14 00:15:14,910 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-07-14 00:15:14,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:15:14,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:14,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-14 00:15:14,924 INFO L142 QuantifierPusher]: treesize reduction 37, result has 48.6 percent of original size [2021-07-14 00:15:14,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-14 00:15:14,940 INFO L142 QuantifierPusher]: treesize reduction 37, result has 51.3 percent of original size [2021-07-14 00:15:14,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-14 00:15:14,962 INFO L142 QuantifierPusher]: treesize reduction 37, result has 53.8 percent of original size [2021-07-14 00:15:14,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:15:15,004 INFO L142 QuantifierPusher]: treesize reduction 37, result has 53.8 percent of original size [2021-07-14 00:15:15,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-14 00:15:15,030 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-14 00:15:15,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-14 00:15:15,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:15,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:15,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:15,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:15,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:15,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:15,073 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 00:15:15,073 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:15:15,073 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727791837] [2021-07-14 00:15:15,073 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727791837] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:15:15,073 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:15:15,073 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-07-14 00:15:15,073 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659118138] [2021-07-14 00:15:15,074 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-14 00:15:15,074 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:15:15,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-14 00:15:15,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-07-14 00:15:15,074 INFO L87 Difference]: Start difference. First operand 619 states and 1083 transitions. Second operand has 14 states, 14 states have (on average 5.857142857142857) internal successors, (82), 14 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:15,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:15:15,589 INFO L93 Difference]: Finished difference Result 710 states and 1283 transitions. [2021-07-14 00:15:15,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 00:15:15,590 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.857142857142857) internal successors, (82), 14 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2021-07-14 00:15:15,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:15:15,592 INFO L225 Difference]: With dead ends: 710 [2021-07-14 00:15:15,592 INFO L226 Difference]: Without dead ends: 650 [2021-07-14 00:15:15,593 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 350.7ms TimeCoverageRelationStatistics Valid=112, Invalid=394, Unknown=0, NotChecked=0, Total=506 [2021-07-14 00:15:15,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2021-07-14 00:15:15,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 620. [2021-07-14 00:15:15,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 620 states, 615 states have (on average 1.7642276422764227) internal successors, (1085), 619 states have internal predecessors, (1085), 0 states have call successors, (0), 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 00:15:15,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 1085 transitions. [2021-07-14 00:15:15,602 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 1085 transitions. Word has length 82 [2021-07-14 00:15:15,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:15:15,602 INFO L482 AbstractCegarLoop]: Abstraction has 620 states and 1085 transitions. [2021-07-14 00:15:15,602 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 5.857142857142857) internal successors, (82), 14 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:15,602 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1085 transitions. [2021-07-14 00:15:15,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-07-14 00:15:15,603 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:15:15,603 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] [2021-07-14 00:15:15,603 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-07-14 00:15:15,603 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:15:15,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:15:15,604 INFO L82 PathProgramCache]: Analyzing trace with hash 1259079305, now seen corresponding path program 3 times [2021-07-14 00:15:15,604 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:15:15,604 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255046902] [2021-07-14 00:15:15,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:15:15,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:15:15,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:15,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:15,685 INFO L142 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size [2021-07-14 00:15:15,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-14 00:15:15,689 INFO L142 QuantifierPusher]: treesize reduction 11, result has 73.8 percent of original size [2021-07-14 00:15:15,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:15:15,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:15,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:15:15,706 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-14 00:15:15,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-14 00:15:15,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:15,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:15,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:15,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:15,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:15,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:15,733 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 00:15:15,733 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:15:15,733 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255046902] [2021-07-14 00:15:15,733 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255046902] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:15:15,733 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:15:15,733 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 00:15:15,733 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987476717] [2021-07-14 00:15:15,734 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 00:15:15,734 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:15:15,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 00:15:15,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-14 00:15:15,734 INFO L87 Difference]: Start difference. First operand 620 states and 1085 transitions. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:15,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:15:15,936 INFO L93 Difference]: Finished difference Result 934 states and 1703 transitions. [2021-07-14 00:15:15,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 00:15:15,936 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2021-07-14 00:15:15,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:15:15,938 INFO L225 Difference]: With dead ends: 934 [2021-07-14 00:15:15,938 INFO L226 Difference]: Without dead ends: 587 [2021-07-14 00:15:15,938 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 77.7ms TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-07-14 00:15:15,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2021-07-14 00:15:15,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 587. [2021-07-14 00:15:15,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 587 states, 582 states have (on average 1.7302405498281788) internal successors, (1007), 586 states have internal predecessors, (1007), 0 states have call successors, (0), 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 00:15:15,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 587 states and 1007 transitions. [2021-07-14 00:15:15,948 INFO L78 Accepts]: Start accepts. Automaton has 587 states and 1007 transitions. Word has length 82 [2021-07-14 00:15:15,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:15:15,948 INFO L482 AbstractCegarLoop]: Abstraction has 587 states and 1007 transitions. [2021-07-14 00:15:15,948 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:15,948 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1007 transitions. [2021-07-14 00:15:15,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-07-14 00:15:15,949 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:15:15,949 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] [2021-07-14 00:15:15,949 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-07-14 00:15:15,949 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:15:15,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:15:15,950 INFO L82 PathProgramCache]: Analyzing trace with hash 901227085, now seen corresponding path program 4 times [2021-07-14 00:15:15,950 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:15:15,950 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018033444] [2021-07-14 00:15:15,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:15:16,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:15:16,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:16,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:16,082 INFO L142 QuantifierPusher]: treesize reduction 5, result has 37.5 percent of original size [2021-07-14 00:15:16,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:15:16,085 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-07-14 00:15:16,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-14 00:15:16,090 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-07-14 00:15:16,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-14 00:15:16,097 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-07-14 00:15:16,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:15:16,104 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-07-14 00:15:16,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-14 00:15:16,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:16,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-14 00:15:16,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:16,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-14 00:15:16,149 INFO L142 QuantifierPusher]: treesize reduction 10, result has 85.9 percent of original size [2021-07-14 00:15:16,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-07-14 00:15:16,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:16,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-14 00:15:16,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:16,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:15:16,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:16,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-14 00:15:16,232 INFO L142 QuantifierPusher]: treesize reduction 21, result has 70.8 percent of original size [2021-07-14 00:15:16,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-07-14 00:15:16,263 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-14 00:15:16,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-14 00:15:16,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:16,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:16,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:16,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:16,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:16,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:16,313 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 00:15:16,313 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:15:16,313 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018033444] [2021-07-14 00:15:16,313 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018033444] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:15:16,313 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:15:16,314 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-07-14 00:15:16,314 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919849177] [2021-07-14 00:15:16,314 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-14 00:15:16,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:15:16,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-14 00:15:16,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2021-07-14 00:15:16,315 INFO L87 Difference]: Start difference. First operand 587 states and 1007 transitions. Second operand has 17 states, 17 states have (on average 4.823529411764706) internal successors, (82), 17 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:16,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:15:16,947 INFO L93 Difference]: Finished difference Result 789 states and 1411 transitions. [2021-07-14 00:15:16,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 00:15:16,947 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.823529411764706) internal successors, (82), 17 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2021-07-14 00:15:16,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:15:16,949 INFO L225 Difference]: With dead ends: 789 [2021-07-14 00:15:16,949 INFO L226 Difference]: Without dead ends: 713 [2021-07-14 00:15:16,950 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 389.3ms TimeCoverageRelationStatistics Valid=189, Invalid=741, Unknown=0, NotChecked=0, Total=930 [2021-07-14 00:15:16,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 713 states. [2021-07-14 00:15:16,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 713 to 636. [2021-07-14 00:15:16,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 636 states, 631 states have (on average 1.763866877971474) internal successors, (1113), 635 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 00:15:16,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 636 states and 1113 transitions. [2021-07-14 00:15:16,958 INFO L78 Accepts]: Start accepts. Automaton has 636 states and 1113 transitions. Word has length 82 [2021-07-14 00:15:16,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:15:16,959 INFO L482 AbstractCegarLoop]: Abstraction has 636 states and 1113 transitions. [2021-07-14 00:15:16,959 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 4.823529411764706) internal successors, (82), 17 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:16,959 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1113 transitions. [2021-07-14 00:15:16,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-07-14 00:15:16,960 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:15:16,960 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] [2021-07-14 00:15:16,960 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-07-14 00:15:16,960 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:15:16,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:15:16,960 INFO L82 PathProgramCache]: Analyzing trace with hash -1906777861, now seen corresponding path program 1 times [2021-07-14 00:15:16,961 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:15:16,961 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756614706] [2021-07-14 00:15:16,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:15:17,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:15:17,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:17,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:17,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:17,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:15:17,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:17,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-14 00:15:17,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:17,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-14 00:15:17,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:17,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:15:17,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:17,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-14 00:15:17,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:17,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-14 00:15:17,154 INFO L142 QuantifierPusher]: treesize reduction 37, result has 50.0 percent of original size [2021-07-14 00:15:17,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-07-14 00:15:17,173 INFO L142 QuantifierPusher]: treesize reduction 37, result has 56.0 percent of original size [2021-07-14 00:15:17,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-07-14 00:15:17,202 INFO L142 QuantifierPusher]: treesize reduction 74, result has 47.1 percent of original size [2021-07-14 00:15:17,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-07-14 00:15:17,213 INFO L142 QuantifierPusher]: treesize reduction 72, result has 55.3 percent of original size [2021-07-14 00:15:17,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-07-14 00:15:17,254 INFO L142 QuantifierPusher]: treesize reduction 62, result has 62.7 percent of original size [2021-07-14 00:15:17,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-07-14 00:15:17,310 INFO L142 QuantifierPusher]: treesize reduction 42, result has 53.8 percent of original size [2021-07-14 00:15:17,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-07-14 00:15:17,343 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-14 00:15:17,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-14 00:15:17,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:17,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:17,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:17,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:17,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:17,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:17,383 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 00:15:17,383 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:15:17,383 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756614706] [2021-07-14 00:15:17,383 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1756614706] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:15:17,383 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:15:17,383 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-07-14 00:15:17,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336242075] [2021-07-14 00:15:17,384 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-14 00:15:17,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:15:17,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-14 00:15:17,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2021-07-14 00:15:17,384 INFO L87 Difference]: Start difference. First operand 636 states and 1113 transitions. Second operand has 16 states, 16 states have (on average 5.1875) internal successors, (83), 16 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:17,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:15:17,921 INFO L93 Difference]: Finished difference Result 773 states and 1374 transitions. [2021-07-14 00:15:17,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 00:15:17,922 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.1875) internal successors, (83), 16 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2021-07-14 00:15:17,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:15:17,924 INFO L225 Difference]: With dead ends: 773 [2021-07-14 00:15:17,924 INFO L226 Difference]: Without dead ends: 725 [2021-07-14 00:15:17,924 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 490.1ms TimeCoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2021-07-14 00:15:17,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 725 states. [2021-07-14 00:15:17,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 725 to 648. [2021-07-14 00:15:17,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 648 states, 643 states have (on average 1.765163297045101) internal successors, (1135), 647 states have internal predecessors, (1135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:17,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 648 states and 1135 transitions. [2021-07-14 00:15:17,933 INFO L78 Accepts]: Start accepts. Automaton has 648 states and 1135 transitions. Word has length 83 [2021-07-14 00:15:17,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:15:17,933 INFO L482 AbstractCegarLoop]: Abstraction has 648 states and 1135 transitions. [2021-07-14 00:15:17,933 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 5.1875) internal successors, (83), 16 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:17,934 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1135 transitions. [2021-07-14 00:15:17,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-07-14 00:15:17,935 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:15:17,935 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] [2021-07-14 00:15:17,935 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-07-14 00:15:17,935 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:15:17,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:15:17,935 INFO L82 PathProgramCache]: Analyzing trace with hash -734171962, now seen corresponding path program 1 times [2021-07-14 00:15:17,935 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:15:17,935 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647848839] [2021-07-14 00:15:17,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:15:17,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:15:18,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:18,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:18,042 INFO L142 QuantifierPusher]: treesize reduction 5, result has 37.5 percent of original size [2021-07-14 00:15:18,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:15:18,044 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-07-14 00:15:18,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-14 00:15:18,048 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-07-14 00:15:18,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-14 00:15:18,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:18,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-14 00:15:18,057 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-07-14 00:15:18,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:15:18,064 INFO L142 QuantifierPusher]: treesize reduction 18, result has 53.8 percent of original size [2021-07-14 00:15:18,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-14 00:15:18,097 INFO L142 QuantifierPusher]: treesize reduction 36, result has 46.3 percent of original size [2021-07-14 00:15:18,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-14 00:15:18,124 INFO L142 QuantifierPusher]: treesize reduction 3, result has 80.0 percent of original size [2021-07-14 00:15:18,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-07-14 00:15:18,136 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-14 00:15:18,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-14 00:15:18,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:18,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:18,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:18,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:18,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:18,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:18,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 00:15:18,177 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:15:18,177 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647848839] [2021-07-14 00:15:18,177 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647848839] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:15:18,177 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:15:18,177 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-07-14 00:15:18,177 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760732982] [2021-07-14 00:15:18,178 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-14 00:15:18,178 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:15:18,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-14 00:15:18,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2021-07-14 00:15:18,179 INFO L87 Difference]: Start difference. First operand 648 states and 1135 transitions. Second operand has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:18,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:15:18,753 INFO L93 Difference]: Finished difference Result 806 states and 1462 transitions. [2021-07-14 00:15:18,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 00:15:18,754 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2021-07-14 00:15:18,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:15:18,756 INFO L225 Difference]: With dead ends: 806 [2021-07-14 00:15:18,756 INFO L226 Difference]: Without dead ends: 640 [2021-07-14 00:15:18,756 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 393.0ms TimeCoverageRelationStatistics Valid=128, Invalid=424, Unknown=0, NotChecked=0, Total=552 [2021-07-14 00:15:18,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 640 states. [2021-07-14 00:15:18,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 640 to 618. [2021-07-14 00:15:18,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 618 states, 613 states have (on average 1.7553017944535074) internal successors, (1076), 617 states have internal predecessors, (1076), 0 states have call successors, (0), 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 00:15:18,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 618 states and 1076 transitions. [2021-07-14 00:15:18,765 INFO L78 Accepts]: Start accepts. Automaton has 618 states and 1076 transitions. Word has length 83 [2021-07-14 00:15:18,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:15:18,765 INFO L482 AbstractCegarLoop]: Abstraction has 618 states and 1076 transitions. [2021-07-14 00:15:18,766 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:18,766 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1076 transitions. [2021-07-14 00:15:18,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-07-14 00:15:18,767 INFO L500 BasicCegarLoop]: Found error trace [2021-07-14 00:15:18,767 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] [2021-07-14 00:15:18,767 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-07-14 00:15:18,767 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 00:15:18,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 00:15:18,767 INFO L82 PathProgramCache]: Analyzing trace with hash -278381671, now seen corresponding path program 2 times [2021-07-14 00:15:18,767 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 00:15:18,768 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559999472] [2021-07-14 00:15:18,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 00:15:18,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 00:15:18,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:18,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:18,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:18,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:15:18,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:18,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-14 00:15:18,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:18,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-14 00:15:18,908 INFO L142 QuantifierPusher]: treesize reduction 26, result has 56.7 percent of original size [2021-07-14 00:15:18,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-07-14 00:15:18,923 INFO L142 QuantifierPusher]: treesize reduction 54, result has 55.4 percent of original size [2021-07-14 00:15:18,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-07-14 00:15:18,950 INFO L142 QuantifierPusher]: treesize reduction 7, result has 65.0 percent of original size [2021-07-14 00:15:18,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-14 00:15:18,958 INFO L142 QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size [2021-07-14 00:15:18,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-14 00:15:18,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:18,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-14 00:15:18,969 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-14 00:15:18,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-14 00:15:18,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:18,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:18,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:18,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-14 00:15:18,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 00:15:18,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-14 00:15:18,999 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 00:15:19,000 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 00:15:19,000 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559999472] [2021-07-14 00:15:19,000 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559999472] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 00:15:19,000 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 00:15:19,000 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-07-14 00:15:19,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176296200] [2021-07-14 00:15:19,000 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-14 00:15:19,000 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 00:15:19,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-14 00:15:19,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-07-14 00:15:19,001 INFO L87 Difference]: Start difference. First operand 618 states and 1076 transitions. Second operand has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:19,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-14 00:15:19,253 INFO L93 Difference]: Finished difference Result 580 states and 998 transitions. [2021-07-14 00:15:19,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 00:15:19,254 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2021-07-14 00:15:19,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-14 00:15:19,254 INFO L225 Difference]: With dead ends: 580 [2021-07-14 00:15:19,254 INFO L226 Difference]: Without dead ends: 0 [2021-07-14 00:15:19,254 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 174.3ms TimeCoverageRelationStatistics Valid=72, Invalid=234, Unknown=0, NotChecked=0, Total=306 [2021-07-14 00:15:19,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-14 00:15:19,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-14 00:15:19,254 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 00:15:19,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-14 00:15:19,255 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 83 [2021-07-14 00:15:19,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-14 00:15:19,255 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-14 00:15:19,255 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 00:15:19,255 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-14 00:15:19,255 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-14 00:15:19,255 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-07-14 00:15:19,255 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (2/2) [2021-07-14 00:15:19,255 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 00:15:19,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 12:15:19 BasicIcfg [2021-07-14 00:15:19,257 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 00:15:19,257 INFO L168 Benchmark]: Toolchain (without parser) took 13358.18 ms. Allocated memory was 173.0 MB in the beginning and 474.0 MB in the end (delta: 300.9 MB). Free memory was 135.3 MB in the beginning and 419.1 MB in the end (delta: -283.8 MB). Peak memory consumption was 17.2 MB. Max. memory is 8.0 GB. [2021-07-14 00:15:19,257 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 173.0 MB. Free memory is still 153.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 00:15:19,257 INFO L168 Benchmark]: CACSL2BoogieTranslator took 514.29 ms. Allocated memory is still 173.0 MB. Free memory was 135.1 MB in the beginning and 137.5 MB in the end (delta: -2.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-07-14 00:15:19,257 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.97 ms. Allocated memory is still 173.0 MB. Free memory was 137.5 MB in the beginning and 133.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-07-14 00:15:19,258 INFO L168 Benchmark]: Boogie Preprocessor took 30.04 ms. Allocated memory is still 173.0 MB. Free memory was 133.9 MB in the beginning and 130.2 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-07-14 00:15:19,258 INFO L168 Benchmark]: RCFGBuilder took 2871.46 ms. Allocated memory was 173.0 MB in the beginning and 207.6 MB in the end (delta: 34.6 MB). Free memory was 130.2 MB in the beginning and 89.9 MB in the end (delta: 40.3 MB). Peak memory consumption was 105.9 MB. Max. memory is 8.0 GB. [2021-07-14 00:15:19,258 INFO L168 Benchmark]: TraceAbstraction took 9871.37 ms. Allocated memory was 207.6 MB in the beginning and 474.0 MB in the end (delta: 266.3 MB). Free memory was 89.3 MB in the beginning and 419.1 MB in the end (delta: -329.8 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 00:15:19,258 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 173.0 MB. Free memory is still 153.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 514.29 ms. Allocated memory is still 173.0 MB. Free memory was 135.1 MB in the beginning and 137.5 MB in the end (delta: -2.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 66.97 ms. Allocated memory is still 173.0 MB. Free memory was 137.5 MB in the beginning and 133.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 30.04 ms. Allocated memory is still 173.0 MB. Free memory was 133.9 MB in the beginning and 130.2 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2871.46 ms. Allocated memory was 173.0 MB in the beginning and 207.6 MB in the end (delta: 34.6 MB). Free memory was 130.2 MB in the beginning and 89.9 MB in the end (delta: 40.3 MB). Peak memory consumption was 105.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 9871.37 ms. Allocated memory was 207.6 MB in the beginning and 474.0 MB in the end (delta: 266.3 MB). Free memory was 89.3 MB in the beginning and 419.1 MB in the end (delta: -329.8 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2824, positive: 2428, positive conditional: 2428, positive unconditional: 0, negative: 396, negative conditional: 396, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2620, positive: 2428, positive conditional: 0, positive unconditional: 2428, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 455, positive: 426, positive conditional: 0, positive unconditional: 426, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 455, positive: 426, positive conditional: 0, positive unconditional: 426, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 29, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 401, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 401, negative conditional: 0, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2620, positive: 2002, positive conditional: 0, positive unconditional: 2002, negative: 163, negative conditional: 0, negative unconditional: 163, unknown: 455, unknown conditional: 0, unknown unconditional: 455] , Statistics on independence cache: Total cache size (in pairs): 455, Positive cache size: 426, Positive conditional cache size: 0, Positive unconditional cache size: 426, Negative cache size: 29, Negative conditional cache size: 0, Negative unconditional cache size: 29, Independence queries for same thread: 204 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4263, positive: 3523, positive conditional: 3523, positive unconditional: 0, negative: 740, negative conditional: 740, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3959, positive: 3523, positive conditional: 0, positive unconditional: 3523, negative: 436, negative conditional: 0, negative unconditional: 436, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 533, positive: 488, positive conditional: 0, positive unconditional: 488, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 533, positive: 487, positive conditional: 0, positive unconditional: 487, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 46, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 687, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 686, negative conditional: 0, negative unconditional: 686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3959, positive: 3035, positive conditional: 0, positive unconditional: 3035, negative: 391, negative conditional: 0, negative unconditional: 391, unknown: 533, unknown conditional: 0, unknown unconditional: 533] , Statistics on independence cache: Total cache size (in pairs): 533, Positive cache size: 488, Positive conditional cache size: 0, Positive unconditional cache size: 488, Negative cache size: 45, Negative conditional cache size: 0, Negative unconditional cache size: 45, Independence queries for same thread: 304 - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 128 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1061.9ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 10.8ms, AutomataDifference: 137.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 527.4ms, PartialOrderReductionTime: 516.2ms, HoareTripleCheckerStatistics: 177 SDtfs, 55 SDslu, 91 SDs, 0 SdLazy, 13 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 36.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=1240occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 52.4ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 8.2ms SsaConstructionTime, 50.1ms SatisfiabilityAnalysisTime, 179.0ms InterpolantComputationTime, 123 NumberOfCodeBlocks, 123 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 121 ConstructedInterpolants, 0 QuantifiedInterpolants, 233 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 128 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8658.5ms, OverallIterations: 12, TraceHistogramMax: 1, EmptinessCheckTime: 18.1ms, AutomataDifference: 4612.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 749.0ms, PartialOrderReductionTime: 747.7ms, HoareTripleCheckerStatistics: 1356 SDtfs, 2211 SDslu, 7439 SDs, 0 SdLazy, 2078 SolverSat, 422 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2210.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 233 GetRequests, 25 SyntacticMatches, 1 SemanticMatches, 207 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 741 ImplicationChecksByTransitivity, 3165.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=1843occurred in iteration=0, InterpolantAutomatonStates: 164, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 121.7ms AutomataMinimizationTime, 12 MinimizatonAttempts, 538 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 40.0ms SsaConstructionTime, 711.2ms SatisfiabilityAnalysisTime, 2319.5ms InterpolantComputationTime, 970 NumberOfCodeBlocks, 970 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 958 ConstructedInterpolants, 0 QuantifiedInterpolants, 7743 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...