/usr/bin/java -Xmx16000000000 -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-Separate.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi002_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-29289db [2021-06-05 10:01:50,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-05 10:01:50,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-05 10:01:50,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-05 10:01:50,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-05 10:01:50,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-05 10:01:50,530 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-05 10:01:50,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-05 10:01:50,534 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-05 10:01:50,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-05 10:01:50,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-05 10:01:50,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-05 10:01:50,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-05 10:01:50,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-05 10:01:50,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-05 10:01:50,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-05 10:01:50,553 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-05 10:01:50,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-05 10:01:50,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-05 10:01:50,562 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-05 10:01:50,565 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-Separate.epf [2021-06-05 10:01:50,600 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-05 10:01:50,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-05 10:01:50,601 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-05 10:01:50,601 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-05 10:01:50,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-05 10:01:50,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-05 10:01:50,603 INFO L138 SettingsManager]: * Use SBE=true [2021-06-05 10:01:50,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-05 10:01:50,604 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-05 10:01:50,604 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-05 10:01:50,605 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-05 10:01:50,605 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-05 10:01:50,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-05 10:01:50,605 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-05 10:01:50,605 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-05 10:01:50,605 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-05 10:01:50,605 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-05 10:01:50,606 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-05 10:01:50,606 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-05 10:01:50,606 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-05 10:01:50,606 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-05 10:01:50,606 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-05 10:01:50,606 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-05 10:01:50,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-05 10:01:50,607 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-05 10:01:50,607 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-05 10:01:50,607 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-05 10:01:50,607 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-05 10:01:50,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-05 10:01:50,607 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-05 10:01:50,608 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-05 10:01:50,608 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2021-06-05 10:01:50,608 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-05 10:01:50,947 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-05 10:01:50,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-05 10:01:50,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-05 10:01:50,976 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-05 10:01:50,976 INFO L275 PluginConnector]: CDTParser initialized [2021-06-05 10:01:50,977 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi002_rmo.opt.i [2021-06-05 10:01:51,040 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d55166352/48388d78a451400fa9097ec6cdceb9e8/FLAG935cb6b3c [2021-06-05 10:01:51,535 INFO L306 CDTParser]: Found 1 translation units. [2021-06-05 10:01:51,536 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_rmo.opt.i [2021-06-05 10:01:51,547 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d55166352/48388d78a451400fa9097ec6cdceb9e8/FLAG935cb6b3c [2021-06-05 10:01:52,005 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d55166352/48388d78a451400fa9097ec6cdceb9e8 [2021-06-05 10:01:52,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-05 10:01:52,008 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-05 10:01:52,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-05 10:01:52,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-05 10:01:52,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-05 10:01:52,016 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 10:01:52" (1/1) ... [2021-06-05 10:01:52,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f7c3833 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 10:01:52, skipping insertion in model container [2021-06-05 10:01:52,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 10:01:52" (1/1) ... [2021-06-05 10:01:52,023 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-05 10:01:52,080 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-05 10:01:52,215 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_rmo.opt.i[991,1004] [2021-06-05 10:01:52,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 10:01:52,462 INFO L203 MainTranslator]: Completed pre-run [2021-06-05 10:01:52,471 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_rmo.opt.i[991,1004] [2021-06-05 10:01:52,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 10:01:52,582 INFO L208 MainTranslator]: Completed translation [2021-06-05 10:01:52,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 10:01:52 WrapperNode [2021-06-05 10:01:52,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-05 10:01:52,584 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-05 10:01:52,584 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-05 10:01:52,584 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-05 10:01:52,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 10:01:52" (1/1) ... [2021-06-05 10:01:52,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 10:01:52" (1/1) ... [2021-06-05 10:01:52,661 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-05 10:01:52,662 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-05 10:01:52,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-05 10:01:52,662 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-05 10:01:52,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 10:01:52" (1/1) ... [2021-06-05 10:01:52,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 10:01:52" (1/1) ... [2021-06-05 10:01:52,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 10:01:52" (1/1) ... [2021-06-05 10:01:52,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 10:01:52" (1/1) ... [2021-06-05 10:01:52,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 10:01:52" (1/1) ... [2021-06-05 10:01:52,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 10:01:52" (1/1) ... [2021-06-05 10:01:52,717 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 10:01:52" (1/1) ... [2021-06-05 10:01:52,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-05 10:01:52,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-05 10:01:52,725 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-05 10:01:52,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-05 10:01:52,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 10:01:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-05 10:01:52,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-05 10:01:52,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-05 10:01:52,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-05 10:01:52,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-05 10:01:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-05 10:01:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-05 10:01:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-05 10:01:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-05 10:01:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-05 10:01:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-05 10:01:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-05 10:01:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-05 10:01:52,799 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-05 10:01:55,511 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-05 10:01:55,512 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-06-05 10:01:55,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 10:01:55 BoogieIcfgContainer [2021-06-05 10:01:55,515 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-05 10:01:55,516 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-05 10:01:55,516 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-05 10:01:55,518 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-05 10:01:55,519 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.06 10:01:52" (1/3) ... [2021-06-05 10:01:55,519 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@656ab10d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 10:01:55, skipping insertion in model container [2021-06-05 10:01:55,519 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 10:01:52" (2/3) ... [2021-06-05 10:01:55,520 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@656ab10d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 10:01:55, skipping insertion in model container [2021-06-05 10:01:55,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 10:01:55" (3/3) ... [2021-06-05 10:01:55,521 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi002_rmo.opt.i [2021-06-05 10:01:55,529 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-05 10:01:55,529 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-05 10:01:55,529 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-06-05 10:01:55,530 INFO L510 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-05 10:01:55,571 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,571 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,571 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,572 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,572 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,572 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,574 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,574 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,575 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,575 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,575 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,575 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,575 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,575 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,575 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,576 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,576 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,576 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,576 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,576 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,576 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,577 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,577 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,577 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,577 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,577 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,577 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,577 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,577 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,577 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,577 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,578 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,578 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,578 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,578 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,578 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,578 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,578 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,578 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,578 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,578 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,579 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,579 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,579 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,579 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,579 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,581 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,581 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,581 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,581 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,581 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,581 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,581 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,581 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,581 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,581 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,582 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,582 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,582 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,582 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,582 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,582 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,582 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,582 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,582 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,582 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,582 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,583 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,583 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,583 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,583 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,583 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,583 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,583 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,583 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,584 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,584 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,584 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,584 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,584 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,584 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,584 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,585 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,586 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,589 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,590 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,590 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,591 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,596 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,596 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,596 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,596 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,596 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,596 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,596 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,597 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,597 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,597 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,597 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,597 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,597 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,597 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,598 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,598 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,598 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,598 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,598 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,598 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,598 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,598 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,598 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,599 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,599 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,599 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,599 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,599 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,599 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,599 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,599 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,600 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,600 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,600 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,600 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,600 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,600 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,600 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,600 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,600 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,600 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,601 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,601 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,601 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,601 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,601 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,601 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,601 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,601 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,601 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,601 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,602 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,602 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,602 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,602 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,602 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,602 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,602 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,602 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,602 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,602 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,602 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,602 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,602 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,602 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,603 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,603 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,603 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,604 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,604 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,604 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,604 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,607 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,607 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,607 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,607 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,607 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,607 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,607 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,607 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,607 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,607 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,609 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,609 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,609 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,609 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,609 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,609 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,609 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,616 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,616 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,616 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,617 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,617 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,618 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,620 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,622 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,622 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,623 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,624 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,625 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,625 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,625 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,625 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,625 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,625 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,625 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,625 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,625 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,625 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,625 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,626 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,626 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,626 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,626 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,626 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,627 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,627 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,627 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,627 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,627 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,627 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,627 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,627 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,627 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,628 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,629 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,630 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,630 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,630 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,630 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,630 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,630 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,630 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,630 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,630 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,630 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,630 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,631 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,631 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,631 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,631 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,631 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,631 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,631 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,631 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,631 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,631 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,631 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,631 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,632 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,632 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,632 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,632 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,632 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,632 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,632 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,632 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,632 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,632 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,632 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 10:01:55,634 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-05 10:01:55,654 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-06-05 10:01:55,675 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 10:01:55,676 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 10:01:55,676 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 10:01:55,676 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 10:01:55,676 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 10:01:55,676 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 10:01:55,676 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 10:01:55,676 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-05 10:01:55,687 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 96 places, 91 transitions, 192 flow [2021-06-05 10:01:55,810 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2576 states, 2572 states have (on average 2.79199066874028) internal successors, (7181), 2575 states have internal predecessors, (7181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:01:55,818 INFO L276 IsEmpty]: Start isEmpty. Operand has 2576 states, 2572 states have (on average 2.79199066874028) internal successors, (7181), 2575 states have internal predecessors, (7181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:01:55,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-06-05 10:01:55,826 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 10:01:55,826 INFO L521 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] [2021-06-05 10:01:55,826 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 10:01:55,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 10:01:55,831 INFO L82 PathProgramCache]: Analyzing trace with hash 1198870446, now seen corresponding path program 1 times [2021-06-05 10:01:55,838 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 10:01:55,838 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230855827] [2021-06-05 10:01:55,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 10:01:55,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 10:01:56,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 10:01:56,112 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 10:01:56,112 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230855827] [2021-06-05 10:01:56,112 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230855827] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 10:01:56,113 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 10:01:56,113 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-05 10:01:56,113 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943410339] [2021-06-05 10:01:56,117 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 10:01:56,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 10:01:56,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 10:01:56,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 10:01:56,135 INFO L87 Difference]: Start difference. First operand has 2576 states, 2572 states have (on average 2.79199066874028) internal successors, (7181), 2575 states have internal predecessors, (7181), 0 states have call successors, (0), 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 23.5) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:01:56,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 10:01:56,240 INFO L93 Difference]: Finished difference Result 2261 states and 6091 transitions. [2021-06-05 10:01:56,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 10:01:56,243 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 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 47 [2021-06-05 10:01:56,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 10:01:56,266 INFO L225 Difference]: With dead ends: 2261 [2021-06-05 10:01:56,266 INFO L226 Difference]: Without dead ends: 1451 [2021-06-05 10:01:56,267 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 10:01:56,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1451 states. [2021-06-05 10:01:56,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1451 to 1451. [2021-06-05 10:01:56,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1451 states, 1450 states have (on average 2.6427586206896554) internal successors, (3832), 1450 states have internal predecessors, (3832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:01:56,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1451 states and 3832 transitions. [2021-06-05 10:01:56,408 INFO L78 Accepts]: Start accepts. Automaton has 1451 states and 3832 transitions. Word has length 47 [2021-06-05 10:01:56,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 10:01:56,409 INFO L482 AbstractCegarLoop]: Abstraction has 1451 states and 3832 transitions. [2021-06-05 10:01:56,409 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:01:56,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 3832 transitions. [2021-06-05 10:01:56,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-06-05 10:01:56,414 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 10:01:56,414 INFO L521 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] [2021-06-05 10:01:56,414 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-05 10:01:56,414 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 10:01:56,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 10:01:56,416 INFO L82 PathProgramCache]: Analyzing trace with hash -1352545111, now seen corresponding path program 1 times [2021-06-05 10:01:56,416 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 10:01:56,416 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411776031] [2021-06-05 10:01:56,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 10:01:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 10:01:56,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 10:01:56,574 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 10:01:56,574 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411776031] [2021-06-05 10:01:56,574 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411776031] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 10:01:56,574 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 10:01:56,574 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 10:01:56,574 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094661829] [2021-06-05 10:01:56,575 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 10:01:56,576 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 10:01:56,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 10:01:56,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-05 10:01:56,576 INFO L87 Difference]: Start difference. First operand 1451 states and 3832 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:01:56,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 10:01:56,688 INFO L93 Difference]: Finished difference Result 1595 states and 4158 transitions. [2021-06-05 10:01:56,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-05 10:01:56,689 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 0 states have call successors, (0), 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 59 [2021-06-05 10:01:56,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 10:01:56,697 INFO L225 Difference]: With dead ends: 1595 [2021-06-05 10:01:56,697 INFO L226 Difference]: Without dead ends: 1235 [2021-06-05 10:01:56,698 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 87.7ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-06-05 10:01:56,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1235 states. [2021-06-05 10:01:56,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1235 to 1235. [2021-06-05 10:01:56,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1235 states, 1234 states have (on average 2.59967585089141) internal successors, (3208), 1234 states have internal predecessors, (3208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:01:56,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 1235 states and 3208 transitions. [2021-06-05 10:01:56,727 INFO L78 Accepts]: Start accepts. Automaton has 1235 states and 3208 transitions. Word has length 59 [2021-06-05 10:01:56,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 10:01:56,728 INFO L482 AbstractCegarLoop]: Abstraction has 1235 states and 3208 transitions. [2021-06-05 10:01:56,728 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:01:56,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 3208 transitions. [2021-06-05 10:01:56,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-06-05 10:01:56,730 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 10:01:56,731 INFO L521 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] [2021-06-05 10:01:56,731 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-05 10:01:56,731 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 10:01:56,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 10:01:56,731 INFO L82 PathProgramCache]: Analyzing trace with hash 1078068812, now seen corresponding path program 1 times [2021-06-05 10:01:56,731 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 10:01:56,732 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845418492] [2021-06-05 10:01:56,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 10:01:56,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 10:01:56,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 10:01:56,855 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 10:01:56,855 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845418492] [2021-06-05 10:01:56,855 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845418492] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 10:01:56,855 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 10:01:56,855 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 10:01:56,855 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174214265] [2021-06-05 10:01:56,856 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 10:01:56,856 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 10:01:56,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 10:01:56,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-05 10:01:56,857 INFO L87 Difference]: Start difference. First operand 1235 states and 3208 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:01:56,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 10:01:56,981 INFO L93 Difference]: Finished difference Result 1307 states and 3358 transitions. [2021-06-05 10:01:56,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-05 10:01:56,982 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 0 states have call successors, (0), 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 63 [2021-06-05 10:01:56,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 10:01:56,988 INFO L225 Difference]: With dead ends: 1307 [2021-06-05 10:01:56,988 INFO L226 Difference]: Without dead ends: 1091 [2021-06-05 10:01:56,989 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 103.4ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-06-05 10:01:56,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1091 states. [2021-06-05 10:01:57,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1091 to 1091. [2021-06-05 10:01:57,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1091 states, 1090 states have (on average 2.5688073394495414) internal successors, (2800), 1090 states have internal predecessors, (2800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:01:57,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 1091 states and 2800 transitions. [2021-06-05 10:01:57,013 INFO L78 Accepts]: Start accepts. Automaton has 1091 states and 2800 transitions. Word has length 63 [2021-06-05 10:01:57,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 10:01:57,014 INFO L482 AbstractCegarLoop]: Abstraction has 1091 states and 2800 transitions. [2021-06-05 10:01:57,014 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:01:57,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 2800 transitions. [2021-06-05 10:01:57,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-06-05 10:01:57,016 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 10:01:57,016 INFO L521 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] [2021-06-05 10:01:57,017 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-05 10:01:57,017 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 10:01:57,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 10:01:57,017 INFO L82 PathProgramCache]: Analyzing trace with hash -590106418, now seen corresponding path program 1 times [2021-06-05 10:01:57,017 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 10:01:57,017 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209901597] [2021-06-05 10:01:57,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 10:01:57,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 10:01:57,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 10:01:57,480 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 10:01:57,480 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209901597] [2021-06-05 10:01:57,480 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209901597] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 10:01:57,481 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 10:01:57,481 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-06-05 10:01:57,481 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56968031] [2021-06-05 10:01:57,481 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-05 10:01:57,482 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 10:01:57,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-05 10:01:57,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-06-05 10:01:57,487 INFO L87 Difference]: Start difference. First operand 1091 states and 2800 transitions. Second operand has 12 states, 12 states have (on average 5.583333333333333) internal successors, (67), 12 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:01:58,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 10:01:58,031 INFO L93 Difference]: Finished difference Result 1815 states and 4672 transitions. [2021-06-05 10:01:58,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-05 10:01:58,031 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.583333333333333) internal successors, (67), 12 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-06-05 10:01:58,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 10:01:58,041 INFO L225 Difference]: With dead ends: 1815 [2021-06-05 10:01:58,042 INFO L226 Difference]: Without dead ends: 1271 [2021-06-05 10:01:58,042 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 394.9ms TimeCoverageRelationStatistics Valid=110, Invalid=232, Unknown=0, NotChecked=0, Total=342 [2021-06-05 10:01:58,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1271 states. [2021-06-05 10:01:58,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1271 to 1271. [2021-06-05 10:01:58,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1271 states, 1270 states have (on average 2.5858267716535432) internal successors, (3284), 1270 states have internal predecessors, (3284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:01:58,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 1271 states and 3284 transitions. [2021-06-05 10:01:58,076 INFO L78 Accepts]: Start accepts. Automaton has 1271 states and 3284 transitions. Word has length 67 [2021-06-05 10:01:58,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 10:01:58,076 INFO L482 AbstractCegarLoop]: Abstraction has 1271 states and 3284 transitions. [2021-06-05 10:01:58,076 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 5.583333333333333) internal successors, (67), 12 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:01:58,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 3284 transitions. [2021-06-05 10:01:58,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-06-05 10:01:58,080 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 10:01:58,080 INFO L521 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] [2021-06-05 10:01:58,080 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-05 10:01:58,080 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 10:01:58,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 10:01:58,081 INFO L82 PathProgramCache]: Analyzing trace with hash 415529740, now seen corresponding path program 2 times [2021-06-05 10:01:58,081 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 10:01:58,081 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382003283] [2021-06-05 10:01:58,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 10:01:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 10:01:58,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 10:01:58,450 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 10:01:58,450 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382003283] [2021-06-05 10:01:58,450 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382003283] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 10:01:58,450 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 10:01:58,450 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-06-05 10:01:58,450 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567893916] [2021-06-05 10:01:58,451 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-05 10:01:58,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 10:01:58,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-05 10:01:58,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2021-06-05 10:01:58,452 INFO L87 Difference]: Start difference. First operand 1271 states and 3284 transitions. Second operand has 13 states, 13 states have (on average 5.153846153846154) internal successors, (67), 13 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:01:58,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 10:01:58,789 INFO L93 Difference]: Finished difference Result 1426 states and 3640 transitions. [2021-06-05 10:01:58,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-05 10:01:58,792 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.153846153846154) internal successors, (67), 13 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-06-05 10:01:58,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 10:01:58,797 INFO L225 Difference]: With dead ends: 1426 [2021-06-05 10:01:58,798 INFO L226 Difference]: Without dead ends: 1306 [2021-06-05 10:01:58,798 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 216.9ms TimeCoverageRelationStatistics Valid=69, Invalid=203, Unknown=0, NotChecked=0, Total=272 [2021-06-05 10:01:58,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1306 states. [2021-06-05 10:01:58,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1306 to 1285. [2021-06-05 10:01:58,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1285 states, 1284 states have (on average 2.5778816199376946) internal successors, (3310), 1284 states have internal predecessors, (3310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:01:58,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 1285 states and 3310 transitions. [2021-06-05 10:01:58,826 INFO L78 Accepts]: Start accepts. Automaton has 1285 states and 3310 transitions. Word has length 67 [2021-06-05 10:01:58,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 10:01:58,827 INFO L482 AbstractCegarLoop]: Abstraction has 1285 states and 3310 transitions. [2021-06-05 10:01:58,827 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 5.153846153846154) internal successors, (67), 13 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:01:58,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 3310 transitions. [2021-06-05 10:01:58,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-06-05 10:01:58,829 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 10:01:58,829 INFO L521 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] [2021-06-05 10:01:58,829 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-05 10:01:58,829 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 10:01:58,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 10:01:58,830 INFO L82 PathProgramCache]: Analyzing trace with hash -1114523312, now seen corresponding path program 3 times [2021-06-05 10:01:58,830 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 10:01:58,830 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153752283] [2021-06-05 10:01:58,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 10:01:58,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 10:01:59,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 10:01:59,253 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 10:01:59,253 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153752283] [2021-06-05 10:01:59,253 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153752283] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 10:01:59,253 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 10:01:59,253 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-06-05 10:01:59,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702836456] [2021-06-05 10:01:59,254 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-05 10:01:59,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 10:01:59,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-05 10:01:59,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2021-06-05 10:01:59,255 INFO L87 Difference]: Start difference. First operand 1285 states and 3310 transitions. Second operand has 15 states, 15 states have (on average 4.466666666666667) internal successors, (67), 15 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:01:59,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 10:01:59,714 INFO L93 Difference]: Finished difference Result 1571 states and 4031 transitions. [2021-06-05 10:01:59,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-05 10:01:59,717 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 4.466666666666667) internal successors, (67), 15 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-06-05 10:01:59,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 10:01:59,724 INFO L225 Difference]: With dead ends: 1571 [2021-06-05 10:01:59,724 INFO L226 Difference]: Without dead ends: 1435 [2021-06-05 10:01:59,724 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 480.2ms TimeCoverageRelationStatistics Valid=133, Invalid=419, Unknown=0, NotChecked=0, Total=552 [2021-06-05 10:01:59,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1435 states. [2021-06-05 10:01:59,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1435 to 1304. [2021-06-05 10:01:59,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1304 states, 1303 states have (on average 2.5894090560245586) internal successors, (3374), 1303 states have internal predecessors, (3374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:01:59,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1304 states and 3374 transitions. [2021-06-05 10:01:59,759 INFO L78 Accepts]: Start accepts. Automaton has 1304 states and 3374 transitions. Word has length 67 [2021-06-05 10:01:59,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 10:01:59,760 INFO L482 AbstractCegarLoop]: Abstraction has 1304 states and 3374 transitions. [2021-06-05 10:01:59,760 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 4.466666666666667) internal successors, (67), 15 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:01:59,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 3374 transitions. [2021-06-05 10:01:59,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-06-05 10:01:59,762 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 10:01:59,762 INFO L521 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] [2021-06-05 10:01:59,762 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-05 10:01:59,762 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 10:01:59,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 10:01:59,763 INFO L82 PathProgramCache]: Analyzing trace with hash -1854992144, now seen corresponding path program 4 times [2021-06-05 10:01:59,763 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 10:01:59,763 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094569087] [2021-06-05 10:01:59,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 10:01:59,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 10:02:00,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 10:02:00,210 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 10:02:00,211 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094569087] [2021-06-05 10:02:00,211 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094569087] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 10:02:00,211 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 10:02:00,211 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-06-05 10:02:00,211 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780566986] [2021-06-05 10:02:00,211 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-05 10:02:00,212 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 10:02:00,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-05 10:02:00,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2021-06-05 10:02:00,212 INFO L87 Difference]: Start difference. First operand 1304 states and 3374 transitions. Second operand has 17 states, 17 states have (on average 3.9411764705882355) internal successors, (67), 17 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:00,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 10:02:00,851 INFO L93 Difference]: Finished difference Result 1604 states and 4138 transitions. [2021-06-05 10:02:00,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-05 10:02:00,852 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 3.9411764705882355) internal successors, (67), 17 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-06-05 10:02:00,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 10:02:00,858 INFO L225 Difference]: With dead ends: 1604 [2021-06-05 10:02:00,859 INFO L226 Difference]: Without dead ends: 1484 [2021-06-05 10:02:00,859 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 454.0ms TimeCoverageRelationStatistics Valid=129, Invalid=627, Unknown=0, NotChecked=0, Total=756 [2021-06-05 10:02:00,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1484 states. [2021-06-05 10:02:00,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1484 to 1307. [2021-06-05 10:02:00,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1307 states, 1306 states have (on average 2.588055130168453) internal successors, (3380), 1306 states have internal predecessors, (3380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:00,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 1307 states and 3380 transitions. [2021-06-05 10:02:00,907 INFO L78 Accepts]: Start accepts. Automaton has 1307 states and 3380 transitions. Word has length 67 [2021-06-05 10:02:00,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 10:02:00,908 INFO L482 AbstractCegarLoop]: Abstraction has 1307 states and 3380 transitions. [2021-06-05 10:02:00,908 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 3.9411764705882355) internal successors, (67), 17 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:00,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 3380 transitions. [2021-06-05 10:02:00,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-06-05 10:02:00,911 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 10:02:00,911 INFO L521 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] [2021-06-05 10:02:00,911 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-05 10:02:00,912 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 10:02:00,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 10:02:00,912 INFO L82 PathProgramCache]: Analyzing trace with hash 593571358, now seen corresponding path program 5 times [2021-06-05 10:02:00,912 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 10:02:00,912 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655863786] [2021-06-05 10:02:00,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 10:02:00,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 10:02:01,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 10:02:01,325 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 10:02:01,326 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655863786] [2021-06-05 10:02:01,326 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655863786] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 10:02:01,326 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 10:02:01,326 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-06-05 10:02:01,327 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759277490] [2021-06-05 10:02:01,328 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-05 10:02:01,328 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 10:02:01,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-05 10:02:01,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2021-06-05 10:02:01,329 INFO L87 Difference]: Start difference. First operand 1307 states and 3380 transitions. Second operand has 17 states, 17 states have (on average 3.9411764705882355) internal successors, (67), 17 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:02,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 10:02:02,161 INFO L93 Difference]: Finished difference Result 1576 states and 4033 transitions. [2021-06-05 10:02:02,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-05 10:02:02,162 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 3.9411764705882355) internal successors, (67), 17 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-06-05 10:02:02,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 10:02:02,168 INFO L225 Difference]: With dead ends: 1576 [2021-06-05 10:02:02,168 INFO L226 Difference]: Without dead ends: 1456 [2021-06-05 10:02:02,169 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 631.1ms TimeCoverageRelationStatistics Valid=204, Invalid=788, Unknown=0, NotChecked=0, Total=992 [2021-06-05 10:02:02,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1456 states. [2021-06-05 10:02:02,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1456 to 1115. [2021-06-05 10:02:02,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1115 states, 1114 states have (on average 2.538599640933573) internal successors, (2828), 1114 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:02,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 1115 states and 2828 transitions. [2021-06-05 10:02:02,193 INFO L78 Accepts]: Start accepts. Automaton has 1115 states and 2828 transitions. Word has length 67 [2021-06-05 10:02:02,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 10:02:02,193 INFO L482 AbstractCegarLoop]: Abstraction has 1115 states and 2828 transitions. [2021-06-05 10:02:02,193 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 3.9411764705882355) internal successors, (67), 17 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:02,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 2828 transitions. [2021-06-05 10:02:02,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-06-05 10:02:02,195 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 10:02:02,195 INFO L521 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] [2021-06-05 10:02:02,195 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-05 10:02:02,196 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 10:02:02,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 10:02:02,196 INFO L82 PathProgramCache]: Analyzing trace with hash 1285874064, now seen corresponding path program 6 times [2021-06-05 10:02:02,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 10:02:02,196 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542835290] [2021-06-05 10:02:02,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 10:02:02,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 10:02:02,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 10:02:02,507 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 10:02:02,507 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542835290] [2021-06-05 10:02:02,507 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542835290] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 10:02:02,507 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 10:02:02,507 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-06-05 10:02:02,507 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326248514] [2021-06-05 10:02:02,507 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-05 10:02:02,507 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 10:02:02,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-05 10:02:02,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2021-06-05 10:02:02,508 INFO L87 Difference]: Start difference. First operand 1115 states and 2828 transitions. Second operand has 14 states, 14 states have (on average 4.785714285714286) internal successors, (67), 14 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:02,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 10:02:02,786 INFO L93 Difference]: Finished difference Result 1394 states and 3554 transitions. [2021-06-05 10:02:02,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-05 10:02:02,787 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.785714285714286) internal successors, (67), 14 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-06-05 10:02:02,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 10:02:02,792 INFO L225 Difference]: With dead ends: 1394 [2021-06-05 10:02:02,792 INFO L226 Difference]: Without dead ends: 1274 [2021-06-05 10:02:02,793 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 276.8ms TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2021-06-05 10:02:02,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1274 states. [2021-06-05 10:02:02,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1274 to 1052. [2021-06-05 10:02:02,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1052 states, 1051 states have (on average 2.550903901046622) internal successors, (2681), 1051 states have internal predecessors, (2681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:02,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 2681 transitions. [2021-06-05 10:02:02,814 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 2681 transitions. Word has length 67 [2021-06-05 10:02:02,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 10:02:02,814 INFO L482 AbstractCegarLoop]: Abstraction has 1052 states and 2681 transitions. [2021-06-05 10:02:02,814 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 4.785714285714286) internal successors, (67), 14 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:02,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 2681 transitions. [2021-06-05 10:02:02,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-06-05 10:02:02,816 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 10:02:02,816 INFO L521 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] [2021-06-05 10:02:02,816 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-05 10:02:02,816 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 10:02:02,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 10:02:02,817 INFO L82 PathProgramCache]: Analyzing trace with hash 1554753303, now seen corresponding path program 1 times [2021-06-05 10:02:02,817 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 10:02:02,817 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34596660] [2021-06-05 10:02:02,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 10:02:02,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 10:02:03,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 10:02:03,111 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 10:02:03,111 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34596660] [2021-06-05 10:02:03,111 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34596660] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 10:02:03,111 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 10:02:03,111 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-06-05 10:02:03,111 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909915408] [2021-06-05 10:02:03,112 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-05 10:02:03,112 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 10:02:03,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-05 10:02:03,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2021-06-05 10:02:03,112 INFO L87 Difference]: Start difference. First operand 1052 states and 2681 transitions. Second operand has 13 states, 13 states have (on average 5.230769230769231) internal successors, (68), 13 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:03,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 10:02:03,438 INFO L93 Difference]: Finished difference Result 1393 states and 3574 transitions. [2021-06-05 10:02:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-05 10:02:03,438 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.230769230769231) internal successors, (68), 13 states have internal predecessors, (68), 0 states have call successors, (0), 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 68 [2021-06-05 10:02:03,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 10:02:03,444 INFO L225 Difference]: With dead ends: 1393 [2021-06-05 10:02:03,444 INFO L226 Difference]: Without dead ends: 1293 [2021-06-05 10:02:03,445 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 246.6ms TimeCoverageRelationStatistics Valid=76, Invalid=230, Unknown=0, NotChecked=0, Total=306 [2021-06-05 10:02:03,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1293 states. [2021-06-05 10:02:03,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1293 to 1073. [2021-06-05 10:02:03,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1073 states, 1072 states have (on average 2.537313432835821) internal successors, (2720), 1072 states have internal predecessors, (2720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:03,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 1073 states and 2720 transitions. [2021-06-05 10:02:03,465 INFO L78 Accepts]: Start accepts. Automaton has 1073 states and 2720 transitions. Word has length 68 [2021-06-05 10:02:03,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 10:02:03,465 INFO L482 AbstractCegarLoop]: Abstraction has 1073 states and 2720 transitions. [2021-06-05 10:02:03,465 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 5.230769230769231) internal successors, (68), 13 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:03,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 2720 transitions. [2021-06-05 10:02:03,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-06-05 10:02:03,467 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 10:02:03,467 INFO L521 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] [2021-06-05 10:02:03,468 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-05 10:02:03,468 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 10:02:03,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 10:02:03,468 INFO L82 PathProgramCache]: Analyzing trace with hash 1517885251, now seen corresponding path program 2 times [2021-06-05 10:02:03,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 10:02:03,468 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678582924] [2021-06-05 10:02:03,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 10:02:03,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 10:02:03,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 10:02:03,741 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 10:02:03,741 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678582924] [2021-06-05 10:02:03,741 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1678582924] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 10:02:03,742 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 10:02:03,742 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-06-05 10:02:03,742 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329716703] [2021-06-05 10:02:03,742 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-05 10:02:03,742 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 10:02:03,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-05 10:02:03,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2021-06-05 10:02:03,744 INFO L87 Difference]: Start difference. First operand 1073 states and 2720 transitions. Second operand has 13 states, 13 states have (on average 5.230769230769231) internal successors, (68), 13 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:04,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 10:02:04,124 INFO L93 Difference]: Finished difference Result 1682 states and 4310 transitions. [2021-06-05 10:02:04,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-05 10:02:04,125 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.230769230769231) internal successors, (68), 13 states have internal predecessors, (68), 0 states have call successors, (0), 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 68 [2021-06-05 10:02:04,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 10:02:04,129 INFO L225 Difference]: With dead ends: 1682 [2021-06-05 10:02:04,129 INFO L226 Difference]: Without dead ends: 1052 [2021-06-05 10:02:04,130 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 284.9ms TimeCoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2021-06-05 10:02:04,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1052 states. [2021-06-05 10:02:04,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1052 to 1052. [2021-06-05 10:02:04,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1052 states, 1051 states have (on average 2.5252140818268316) internal successors, (2654), 1051 states have internal predecessors, (2654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:04,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 2654 transitions. [2021-06-05 10:02:04,148 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 2654 transitions. Word has length 68 [2021-06-05 10:02:04,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 10:02:04,149 INFO L482 AbstractCegarLoop]: Abstraction has 1052 states and 2654 transitions. [2021-06-05 10:02:04,149 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 5.230769230769231) internal successors, (68), 13 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:04,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 2654 transitions. [2021-06-05 10:02:04,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-06-05 10:02:04,150 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 10:02:04,151 INFO L521 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] [2021-06-05 10:02:04,151 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-05 10:02:04,151 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 10:02:04,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 10:02:04,151 INFO L82 PathProgramCache]: Analyzing trace with hash -1630264167, now seen corresponding path program 3 times [2021-06-05 10:02:04,151 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 10:02:04,152 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826500083] [2021-06-05 10:02:04,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 10:02:04,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 10:02:04,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 10:02:04,482 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 10:02:04,482 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826500083] [2021-06-05 10:02:04,482 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826500083] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 10:02:04,482 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 10:02:04,482 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-06-05 10:02:04,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889166441] [2021-06-05 10:02:04,483 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-05 10:02:04,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 10:02:04,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-05 10:02:04,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2021-06-05 10:02:04,483 INFO L87 Difference]: Start difference. First operand 1052 states and 2654 transitions. Second operand has 16 states, 16 states have (on average 4.25) internal successors, (68), 16 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:05,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 10:02:05,030 INFO L93 Difference]: Finished difference Result 1348 states and 3418 transitions. [2021-06-05 10:02:05,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-05 10:02:05,031 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.25) internal successors, (68), 16 states have internal predecessors, (68), 0 states have call successors, (0), 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 68 [2021-06-05 10:02:05,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 10:02:05,035 INFO L225 Difference]: With dead ends: 1348 [2021-06-05 10:02:05,035 INFO L226 Difference]: Without dead ends: 1232 [2021-06-05 10:02:05,035 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 471.9ms TimeCoverageRelationStatistics Valid=153, Invalid=497, Unknown=0, NotChecked=0, Total=650 [2021-06-05 10:02:05,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1232 states. [2021-06-05 10:02:05,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1232 to 1196. [2021-06-05 10:02:05,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1196 states, 1195 states have (on average 2.5464435146443516) internal successors, (3043), 1195 states have internal predecessors, (3043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:05,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 1196 states and 3043 transitions. [2021-06-05 10:02:05,056 INFO L78 Accepts]: Start accepts. Automaton has 1196 states and 3043 transitions. Word has length 68 [2021-06-05 10:02:05,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 10:02:05,056 INFO L482 AbstractCegarLoop]: Abstraction has 1196 states and 3043 transitions. [2021-06-05 10:02:05,056 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 4.25) internal successors, (68), 16 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:05,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 3043 transitions. [2021-06-05 10:02:05,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-06-05 10:02:05,058 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 10:02:05,058 INFO L521 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] [2021-06-05 10:02:05,058 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-05 10:02:05,059 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 10:02:05,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 10:02:05,059 INFO L82 PathProgramCache]: Analyzing trace with hash 51572743, now seen corresponding path program 4 times [2021-06-05 10:02:05,059 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 10:02:05,059 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139547501] [2021-06-05 10:02:05,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 10:02:05,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 10:02:05,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 10:02:05,337 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 10:02:05,337 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139547501] [2021-06-05 10:02:05,338 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139547501] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 10:02:05,338 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 10:02:05,338 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-06-05 10:02:05,338 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664538015] [2021-06-05 10:02:05,338 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-05 10:02:05,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 10:02:05,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-05 10:02:05,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2021-06-05 10:02:05,339 INFO L87 Difference]: Start difference. First operand 1196 states and 3043 transitions. Second operand has 12 states, 12 states have (on average 5.666666666666667) internal successors, (68), 12 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:05,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 10:02:05,898 INFO L93 Difference]: Finished difference Result 1266 states and 3199 transitions. [2021-06-05 10:02:05,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-05 10:02:05,898 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.666666666666667) internal successors, (68), 12 states have internal predecessors, (68), 0 states have call successors, (0), 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 68 [2021-06-05 10:02:05,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 10:02:05,901 INFO L225 Difference]: With dead ends: 1266 [2021-06-05 10:02:05,901 INFO L226 Difference]: Without dead ends: 1166 [2021-06-05 10:02:05,901 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 487.7ms TimeCoverageRelationStatistics Valid=116, Invalid=264, Unknown=0, NotChecked=0, Total=380 [2021-06-05 10:02:05,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1166 states. [2021-06-05 10:02:05,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1166 to 959. [2021-06-05 10:02:05,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 959 states, 958 states have (on average 2.502087682672234) internal successors, (2397), 958 states have internal predecessors, (2397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:05,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 959 states and 2397 transitions. [2021-06-05 10:02:05,918 INFO L78 Accepts]: Start accepts. Automaton has 959 states and 2397 transitions. Word has length 68 [2021-06-05 10:02:05,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 10:02:05,918 INFO L482 AbstractCegarLoop]: Abstraction has 959 states and 2397 transitions. [2021-06-05 10:02:05,918 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 5.666666666666667) internal successors, (68), 12 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:05,918 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 2397 transitions. [2021-06-05 10:02:05,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-06-05 10:02:05,920 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 10:02:05,920 INFO L521 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] [2021-06-05 10:02:05,920 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-05 10:02:05,920 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 10:02:05,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 10:02:05,920 INFO L82 PathProgramCache]: Analyzing trace with hash -1378715027, now seen corresponding path program 1 times [2021-06-05 10:02:05,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 10:02:05,921 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127813621] [2021-06-05 10:02:05,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 10:02:05,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 10:02:06,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 10:02:06,035 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 10:02:06,035 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127813621] [2021-06-05 10:02:06,035 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127813621] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 10:02:06,035 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 10:02:06,036 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-05 10:02:06,036 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77021673] [2021-06-05 10:02:06,036 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-05 10:02:06,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 10:02:06,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-05 10:02:06,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-05 10:02:06,037 INFO L87 Difference]: Start difference. First operand 959 states and 2397 transitions. Second operand has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 7 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:06,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 10:02:06,170 INFO L93 Difference]: Finished difference Result 1487 states and 3749 transitions. [2021-06-05 10:02:06,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 10:02:06,171 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 7 states have internal predecessors, (69), 0 states have call successors, (0), 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 69 [2021-06-05 10:02:06,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 10:02:06,175 INFO L225 Difference]: With dead ends: 1487 [2021-06-05 10:02:06,175 INFO L226 Difference]: Without dead ends: 1048 [2021-06-05 10:02:06,179 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 73.1ms TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-06-05 10:02:06,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1048 states. [2021-06-05 10:02:06,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1048 to 1048. [2021-06-05 10:02:06,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1048 states, 1047 states have (on average 2.4622731614135627) internal successors, (2578), 1047 states have internal predecessors, (2578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:06,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 1048 states and 2578 transitions. [2021-06-05 10:02:06,198 INFO L78 Accepts]: Start accepts. Automaton has 1048 states and 2578 transitions. Word has length 69 [2021-06-05 10:02:06,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 10:02:06,198 INFO L482 AbstractCegarLoop]: Abstraction has 1048 states and 2578 transitions. [2021-06-05 10:02:06,198 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 7 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:06,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 2578 transitions. [2021-06-05 10:02:06,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-06-05 10:02:06,200 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 10:02:06,200 INFO L521 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] [2021-06-05 10:02:06,200 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-05 10:02:06,200 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 10:02:06,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 10:02:06,200 INFO L82 PathProgramCache]: Analyzing trace with hash 1149224811, now seen corresponding path program 2 times [2021-06-05 10:02:06,200 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 10:02:06,201 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386488141] [2021-06-05 10:02:06,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 10:02:06,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 10:02:06,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 10:02:06,349 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 10:02:06,349 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386488141] [2021-06-05 10:02:06,349 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386488141] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 10:02:06,349 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 10:02:06,349 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-06-05 10:02:06,349 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816125917] [2021-06-05 10:02:06,349 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-05 10:02:06,350 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 10:02:06,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-05 10:02:06,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-06-05 10:02:06,350 INFO L87 Difference]: Start difference. First operand 1048 states and 2578 transitions. Second operand has 9 states, 9 states have (on average 7.666666666666667) internal successors, (69), 9 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:06,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 10:02:06,514 INFO L93 Difference]: Finished difference Result 1176 states and 2864 transitions. [2021-06-05 10:02:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-05 10:02:06,514 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.666666666666667) internal successors, (69), 9 states have internal predecessors, (69), 0 states have call successors, (0), 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 69 [2021-06-05 10:02:06,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 10:02:06,517 INFO L225 Difference]: With dead ends: 1176 [2021-06-05 10:02:06,517 INFO L226 Difference]: Without dead ends: 805 [2021-06-05 10:02:06,517 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 115.7ms TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2021-06-05 10:02:06,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 805 states. [2021-06-05 10:02:06,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 805 to 796. [2021-06-05 10:02:06,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 796 states, 795 states have (on average 2.4654088050314464) internal successors, (1960), 795 states have internal predecessors, (1960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:06,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 796 states and 1960 transitions. [2021-06-05 10:02:06,530 INFO L78 Accepts]: Start accepts. Automaton has 796 states and 1960 transitions. Word has length 69 [2021-06-05 10:02:06,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 10:02:06,530 INFO L482 AbstractCegarLoop]: Abstraction has 796 states and 1960 transitions. [2021-06-05 10:02:06,530 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 7.666666666666667) internal successors, (69), 9 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:06,530 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1960 transitions. [2021-06-05 10:02:06,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-06-05 10:02:06,531 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 10:02:06,531 INFO L521 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] [2021-06-05 10:02:06,532 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-05 10:02:06,532 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 10:02:06,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 10:02:06,532 INFO L82 PathProgramCache]: Analyzing trace with hash 859474495, now seen corresponding path program 3 times [2021-06-05 10:02:06,532 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 10:02:06,532 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863049145] [2021-06-05 10:02:06,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 10:02:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 10:02:06,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 10:02:06,808 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 10:02:06,809 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863049145] [2021-06-05 10:02:06,810 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863049145] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 10:02:06,810 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 10:02:06,810 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-06-05 10:02:06,810 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278279733] [2021-06-05 10:02:06,811 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-05 10:02:06,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 10:02:06,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-05 10:02:06,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2021-06-05 10:02:06,811 INFO L87 Difference]: Start difference. First operand 796 states and 1960 transitions. Second operand has 16 states, 16 states have (on average 4.3125) internal successors, (69), 16 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:07,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 10:02:07,292 INFO L93 Difference]: Finished difference Result 948 states and 2286 transitions. [2021-06-05 10:02:07,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-05 10:02:07,292 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.3125) internal successors, (69), 16 states have internal predecessors, (69), 0 states have call successors, (0), 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 69 [2021-06-05 10:02:07,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 10:02:07,294 INFO L225 Difference]: With dead ends: 948 [2021-06-05 10:02:07,294 INFO L226 Difference]: Without dead ends: 546 [2021-06-05 10:02:07,294 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 345.9ms TimeCoverageRelationStatistics Valid=121, Invalid=529, Unknown=0, NotChecked=0, Total=650 [2021-06-05 10:02:07,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 546 states. [2021-06-05 10:02:07,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 546. [2021-06-05 10:02:07,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 546 states, 545 states have (on average 2.3009174311926603) internal successors, (1254), 545 states have internal predecessors, (1254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:07,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 1254 transitions. [2021-06-05 10:02:07,303 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 1254 transitions. Word has length 69 [2021-06-05 10:02:07,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 10:02:07,304 INFO L482 AbstractCegarLoop]: Abstraction has 546 states and 1254 transitions. [2021-06-05 10:02:07,304 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 4.3125) internal successors, (69), 16 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:07,304 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1254 transitions. [2021-06-05 10:02:07,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-06-05 10:02:07,305 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 10:02:07,305 INFO L521 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] [2021-06-05 10:02:07,305 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-05 10:02:07,305 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 10:02:07,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 10:02:07,306 INFO L82 PathProgramCache]: Analyzing trace with hash -438559105, now seen corresponding path program 4 times [2021-06-05 10:02:07,306 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 10:02:07,306 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107265150] [2021-06-05 10:02:07,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 10:02:07,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 10:02:07,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 10:02:07,592 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 10:02:07,592 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107265150] [2021-06-05 10:02:07,593 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107265150] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 10:02:07,593 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 10:02:07,593 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-06-05 10:02:07,593 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020939288] [2021-06-05 10:02:07,593 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-05 10:02:07,593 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 10:02:07,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-05 10:02:07,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2021-06-05 10:02:07,594 INFO L87 Difference]: Start difference. First operand 546 states and 1254 transitions. Second operand has 16 states, 16 states have (on average 4.3125) internal successors, (69), 16 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:08,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 10:02:08,713 INFO L93 Difference]: Finished difference Result 651 states and 1498 transitions. [2021-06-05 10:02:08,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-05 10:02:08,713 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.3125) internal successors, (69), 16 states have internal predecessors, (69), 0 states have call successors, (0), 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 69 [2021-06-05 10:02:08,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 10:02:08,714 INFO L225 Difference]: With dead ends: 651 [2021-06-05 10:02:08,715 INFO L226 Difference]: Without dead ends: 546 [2021-06-05 10:02:08,715 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 249 ImplicationChecksByTransitivity, 938.0ms TimeCoverageRelationStatistics Valid=298, Invalid=962, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 10:02:08,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 546 states. [2021-06-05 10:02:08,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 519. [2021-06-05 10:02:08,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 519 states, 518 states have (on average 2.2857142857142856) internal successors, (1184), 518 states have internal predecessors, (1184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:08,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 519 states and 1184 transitions. [2021-06-05 10:02:08,723 INFO L78 Accepts]: Start accepts. Automaton has 519 states and 1184 transitions. Word has length 69 [2021-06-05 10:02:08,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 10:02:08,723 INFO L482 AbstractCegarLoop]: Abstraction has 519 states and 1184 transitions. [2021-06-05 10:02:08,724 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 4.3125) internal successors, (69), 16 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:08,724 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1184 transitions. [2021-06-05 10:02:08,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-06-05 10:02:08,725 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 10:02:08,725 INFO L521 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] [2021-06-05 10:02:08,725 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-05 10:02:08,725 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 10:02:08,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 10:02:08,725 INFO L82 PathProgramCache]: Analyzing trace with hash -450314797, now seen corresponding path program 5 times [2021-06-05 10:02:08,726 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 10:02:08,726 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199283636] [2021-06-05 10:02:08,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 10:02:08,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 10:02:08,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 10:02:08,909 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 10:02:08,909 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199283636] [2021-06-05 10:02:08,909 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199283636] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 10:02:08,909 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 10:02:08,909 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-06-05 10:02:08,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506231105] [2021-06-05 10:02:08,910 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-05 10:02:08,910 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 10:02:08,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-05 10:02:08,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2021-06-05 10:02:08,910 INFO L87 Difference]: Start difference. First operand 519 states and 1184 transitions. Second operand has 12 states, 12 states have (on average 5.75) internal successors, (69), 12 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:09,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 10:02:09,083 INFO L93 Difference]: Finished difference Result 479 states and 1082 transitions. [2021-06-05 10:02:09,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-05 10:02:09,083 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.75) internal successors, (69), 12 states have internal predecessors, (69), 0 states have call successors, (0), 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 69 [2021-06-05 10:02:09,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 10:02:09,083 INFO L225 Difference]: With dead ends: 479 [2021-06-05 10:02:09,083 INFO L226 Difference]: Without dead ends: 0 [2021-06-05 10:02:09,084 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 140.1ms TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2021-06-05 10:02:09,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-06-05 10:02:09,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-06-05 10:02:09,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:09,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-06-05 10:02:09,084 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2021-06-05 10:02:09,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 10:02:09,084 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-06-05 10:02:09,085 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 5.75) internal successors, (69), 12 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 10:02:09,085 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-06-05 10:02:09,085 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-05 10:02:09,085 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-05 10:02:09,087 INFO L246 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-05 10:02:09,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.06 10:02:09 BasicIcfg [2021-06-05 10:02:09,089 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-05 10:02:09,090 INFO L168 Benchmark]: Toolchain (without parser) took 17081.03 ms. Allocated memory was 341.8 MB in the beginning and 597.7 MB in the end (delta: 255.9 MB). Free memory was 304.2 MB in the beginning and 499.5 MB in the end (delta: -195.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 16.0 GB. [2021-06-05 10:02:09,090 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 341.8 MB. Free memory was 322.8 MB in the beginning and 322.7 MB in the end (delta: 70.2 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-05 10:02:09,090 INFO L168 Benchmark]: CACSL2BoogieTranslator took 573.70 ms. Allocated memory is still 341.8 MB. Free memory was 304.0 MB in the beginning and 299.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.0 GB. [2021-06-05 10:02:09,090 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.89 ms. Allocated memory is still 341.8 MB. Free memory was 299.2 MB in the beginning and 296.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-06-05 10:02:09,091 INFO L168 Benchmark]: Boogie Preprocessor took 60.60 ms. Allocated memory is still 341.8 MB. Free memory was 296.0 MB in the beginning and 292.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-05 10:02:09,091 INFO L168 Benchmark]: RCFGBuilder took 2789.71 ms. Allocated memory was 341.8 MB in the beginning and 411.0 MB in the end (delta: 69.2 MB). Free memory was 292.9 MB in the beginning and 238.6 MB in the end (delta: 54.3 MB). Peak memory consumption was 141.2 MB. Max. memory is 16.0 GB. [2021-06-05 10:02:09,091 INFO L168 Benchmark]: TraceAbstraction took 13572.88 ms. Allocated memory was 411.0 MB in the beginning and 597.7 MB in the end (delta: 186.6 MB). Free memory was 238.6 MB in the beginning and 499.5 MB in the end (delta: -260.9 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-05 10:02:09,091 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 341.8 MB. Free memory was 322.8 MB in the beginning and 322.7 MB in the end (delta: 70.2 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 573.70 ms. Allocated memory is still 341.8 MB. Free memory was 304.0 MB in the beginning and 299.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 76.89 ms. Allocated memory is still 341.8 MB. Free memory was 299.2 MB in the beginning and 296.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 60.60 ms. Allocated memory is still 341.8 MB. Free memory was 296.0 MB in the beginning and 292.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2789.71 ms. Allocated memory was 341.8 MB in the beginning and 411.0 MB in the end (delta: 69.2 MB). Free memory was 292.9 MB in the beginning and 238.6 MB in the end (delta: 54.3 MB). Peak memory consumption was 141.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 13572.88 ms. Allocated memory was 411.0 MB in the beginning and 597.7 MB in the end (delta: 186.6 MB). Free memory was 238.6 MB in the beginning and 499.5 MB in the end (delta: -260.9 MB). There was no memory consumed. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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 with 1 thread instances CFG has 5 procedures, 112 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13411.9ms, OverallIterations: 18, TraceHistogramMax: 1, EmptinessCheckTime: 49.5ms, AutomataDifference: 7479.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 134.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1983 SDtfs, 4024 SDslu, 11155 SDs, 0 SdLazy, 3279 SolverSat, 779 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3207.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 350 GetRequests, 35 SyntacticMatches, 3 SemanticMatches, 312 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1317 ImplicationChecksByTransitivity, 5758.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=2576occurred in iteration=0, InterpolantAutomatonStates: 244, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 495.9ms AutomataMinimizationTime, 18 MinimizatonAttempts, 1391 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 69.2ms SsaConstructionTime, 755.0ms SatisfiabilityAnalysisTime, 4199.7ms InterpolantComputationTime, 1188 NumberOfCodeBlocks, 1188 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 1170 ConstructedInterpolants, 0 QuantifiedInterpolants, 9646 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 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 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...