/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread/queue_longest.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b09bf87 [2020-10-16 10:46:39,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-16 10:46:39,454 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-16 10:46:39,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-16 10:46:39,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-16 10:46:39,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-16 10:46:39,505 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-16 10:46:39,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-16 10:46:39,511 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-16 10:46:39,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-16 10:46:39,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-16 10:46:39,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-16 10:46:39,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-16 10:46:39,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-16 10:46:39,521 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-16 10:46:39,523 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-16 10:46:39,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-16 10:46:39,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-16 10:46:39,527 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-16 10:46:39,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-16 10:46:39,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-16 10:46:39,539 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-16 10:46:39,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-16 10:46:39,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-16 10:46:39,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-16 10:46:39,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-16 10:46:39,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-16 10:46:39,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-16 10:46:39,559 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-16 10:46:39,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-16 10:46:39,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-16 10:46:39,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-16 10:46:39,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-16 10:46:39,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-16 10:46:39,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-16 10:46:39,569 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-16 10:46:39,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-16 10:46:39,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-16 10:46:39,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-16 10:46:39,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-16 10:46:39,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-16 10:46:39,573 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-16 10:46:39,612 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-16 10:46:39,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-16 10:46:39,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-16 10:46:39,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-16 10:46:39,614 INFO L138 SettingsManager]: * Use SBE=true [2020-10-16 10:46:39,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-16 10:46:39,615 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-16 10:46:39,615 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-16 10:46:39,615 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-16 10:46:39,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-16 10:46:39,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-16 10:46:39,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-16 10:46:39,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-16 10:46:39,617 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-16 10:46:39,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-16 10:46:39,617 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-16 10:46:39,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-16 10:46:39,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-16 10:46:39,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-16 10:46:39,618 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-16 10:46:39,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-16 10:46:39,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 10:46:39,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-16 10:46:39,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-16 10:46:39,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-16 10:46:39,619 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-16 10:46:39,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-16 10:46:39,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-16 10:46:39,620 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-16 10:46:39,620 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-16 10:46:39,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-16 10:46:39,965 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-16 10:46:39,969 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-16 10:46:39,970 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-16 10:46:39,971 INFO L275 PluginConnector]: CDTParser initialized [2020-10-16 10:46:39,971 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longest.i [2020-10-16 10:46:40,033 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e29389d9e/3e6ba9478ad04aaaa4bafae02d0c752b/FLAG7c9d0bf82 [2020-10-16 10:46:40,601 INFO L306 CDTParser]: Found 1 translation units. [2020-10-16 10:46:40,601 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread/queue_longest.i [2020-10-16 10:46:40,624 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e29389d9e/3e6ba9478ad04aaaa4bafae02d0c752b/FLAG7c9d0bf82 [2020-10-16 10:46:40,838 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e29389d9e/3e6ba9478ad04aaaa4bafae02d0c752b [2020-10-16 10:46:40,848 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-16 10:46:40,850 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-16 10:46:40,851 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-16 10:46:40,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-16 10:46:40,855 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-16 10:46:40,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 10:46:40" (1/1) ... [2020-10-16 10:46:40,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64826e56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:46:40, skipping insertion in model container [2020-10-16 10:46:40,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 10:46:40" (1/1) ... [2020-10-16 10:46:40,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-16 10:46:40,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-16 10:46:41,638 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 10:46:41,657 INFO L203 MainTranslator]: Completed pre-run [2020-10-16 10:46:41,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 10:46:41,992 INFO L208 MainTranslator]: Completed translation [2020-10-16 10:46:41,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:46:41 WrapperNode [2020-10-16 10:46:41,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-16 10:46:41,995 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-16 10:46:41,995 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-16 10:46:41,995 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-16 10:46:42,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:46:41" (1/1) ... [2020-10-16 10:46:42,060 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:46:41" (1/1) ... [2020-10-16 10:46:42,118 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-16 10:46:42,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-16 10:46:42,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-16 10:46:42,119 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-16 10:46:42,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:46:41" (1/1) ... [2020-10-16 10:46:42,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:46:41" (1/1) ... [2020-10-16 10:46:42,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:46:41" (1/1) ... [2020-10-16 10:46:42,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:46:41" (1/1) ... [2020-10-16 10:46:42,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:46:41" (1/1) ... [2020-10-16 10:46:42,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:46:41" (1/1) ... [2020-10-16 10:46:42,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:46:41" (1/1) ... [2020-10-16 10:46:42,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-16 10:46:42,163 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-16 10:46:42,163 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-16 10:46:42,164 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-16 10:46:42,165 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:46:41" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-16 10:46:42,231 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-10-16 10:46:42,231 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-10-16 10:46:42,231 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-10-16 10:46:42,232 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-10-16 10:46:42,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-16 10:46:42,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-16 10:46:42,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-16 10:46:42,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-16 10:46:42,233 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-16 10:46:42,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-16 10:46:42,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-16 10:46:42,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-16 10:46:42,235 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-16 10:46:42,868 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-16 10:46:42,869 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-10-16 10:46:42,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 10:46:42 BoogieIcfgContainer [2020-10-16 10:46:42,872 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-16 10:46:42,874 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-16 10:46:42,874 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-16 10:46:42,878 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-16 10:46:42,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 10:46:40" (1/3) ... [2020-10-16 10:46:42,879 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38af9848 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 10:46:42, skipping insertion in model container [2020-10-16 10:46:42,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:46:41" (2/3) ... [2020-10-16 10:46:42,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38af9848 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 10:46:42, skipping insertion in model container [2020-10-16 10:46:42,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 10:46:42" (3/3) ... [2020-10-16 10:46:42,882 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_longest.i [2020-10-16 10:46:42,896 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-16 10:46:42,896 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-16 10:46:42,905 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-16 10:46:42,907 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-16 10:46:42,955 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,956 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,956 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,956 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,957 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,957 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,957 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,957 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,958 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,958 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,958 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,958 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,958 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,958 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,959 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,959 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,959 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,959 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,959 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,960 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,960 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,960 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,960 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,960 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,960 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,961 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,961 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,961 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,961 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,961 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,962 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,962 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,962 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,962 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,962 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,963 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,963 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,963 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,963 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,963 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,964 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,964 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,964 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,964 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,964 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,965 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,965 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,965 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,965 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,965 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,966 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,966 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,966 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,966 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,966 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,967 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,967 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,967 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,967 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,968 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,968 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,968 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,968 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,968 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,969 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,969 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,969 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,969 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,969 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,970 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,970 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,970 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,970 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,970 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,971 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,971 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,971 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,971 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,972 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,972 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,972 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,972 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,973 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,973 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,973 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,973 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,973 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,974 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,974 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,974 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,974 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,974 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,975 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,975 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,975 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,975 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,975 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,976 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,976 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,976 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,976 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,976 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,977 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,977 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,977 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,977 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,978 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,978 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,978 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,978 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,978 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,979 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,979 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,979 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,979 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,979 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,980 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,980 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,980 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,980 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,980 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,981 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,981 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,981 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,981 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,981 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,982 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,982 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,982 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,982 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,982 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,983 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,983 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,983 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,983 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,983 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,983 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,984 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,984 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,984 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,984 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,984 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,984 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,985 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,985 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,985 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,985 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,985 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,986 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,986 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,986 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,986 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,986 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,987 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,987 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,987 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,987 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,987 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,988 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,988 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,988 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,988 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,988 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,988 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,989 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,989 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,989 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,989 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,989 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,990 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,990 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,990 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,990 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,990 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,991 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,991 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,991 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,991 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,991 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,992 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,992 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,992 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,992 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,992 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,993 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,993 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,993 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,993 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,993 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,994 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,994 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,994 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,994 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,994 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,996 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,996 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,996 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,996 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,996 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,997 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,997 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,997 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,997 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,997 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,998 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,998 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,998 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,998 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,998 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,999 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,999 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,999 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,999 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:42,999 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,000 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,000 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,000 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,000 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,000 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,000 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,001 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,001 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,001 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,001 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,002 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,002 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,002 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,002 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,002 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,002 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,003 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,003 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,004 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,004 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,004 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,004 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,004 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,005 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,005 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,005 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,005 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,005 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,006 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,006 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,006 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,006 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,006 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,006 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,007 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,007 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,007 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,007 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,007 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,008 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,008 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,008 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,008 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,008 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,009 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,009 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,009 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,009 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,009 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,010 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,010 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,010 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,010 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,010 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,010 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,011 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,011 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,011 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,011 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,011 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,011 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,012 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,012 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,012 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,012 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,012 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,013 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,013 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,013 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,013 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,018 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,018 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,019 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,019 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,019 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,020 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,020 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,022 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,022 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,022 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,022 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,022 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,023 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,023 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,023 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,023 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,023 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,024 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,024 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,024 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,024 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,033 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,033 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,034 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,034 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,034 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,034 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,034 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,035 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,035 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,035 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,035 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,035 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,035 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,036 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,036 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,036 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,036 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,036 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,037 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,037 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,037 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,037 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:46:43,047 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-10-16 10:46:43,061 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-16 10:46:43,083 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 10:46:43,083 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 10:46:43,083 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-16 10:46:43,083 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 10:46:43,083 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 10:46:43,083 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 10:46:43,084 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 10:46:43,084 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 10:46:43,103 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-16 10:46:43,106 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 234 places, 244 transitions, 510 flow [2020-10-16 10:46:43,109 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 234 places, 244 transitions, 510 flow [2020-10-16 10:46:43,111 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 234 places, 244 transitions, 510 flow [2020-10-16 10:46:43,213 INFO L129 PetriNetUnfolder]: 16/244 cut-off events. [2020-10-16 10:46:43,214 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-10-16 10:46:43,224 INFO L80 FinitePrefix]: Finished finitePrefix Result has 255 conditions, 244 events. 16/244 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 381 event pairs, 0 based on Foata normal form. 0/226 useless extension candidates. Maximal degree in co-relation 179. Up to 3 conditions per place. [2020-10-16 10:46:43,240 INFO L117 LiptonReduction]: Number of co-enabled transitions 14896 [2020-10-16 10:46:46,788 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2020-10-16 10:46:47,887 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 57 [2020-10-16 10:46:48,493 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 109 [2020-10-16 10:46:48,749 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-10-16 10:46:49,615 WARN L193 SmtUtils]: Spent 844.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-16 10:46:50,586 WARN L193 SmtUtils]: Spent 968.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-10-16 10:46:50,605 INFO L132 LiptonReduction]: Checked pairs total: 35617 [2020-10-16 10:46:50,605 INFO L134 LiptonReduction]: Total number of compositions: 210 [2020-10-16 10:46:50,612 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 66 places, 71 transitions, 164 flow [2020-10-16 10:46:50,675 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1201 states. [2020-10-16 10:46:50,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states. [2020-10-16 10:46:50,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-10-16 10:46:50,684 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:46:50,685 INFO L422 BasicCegarLoop]: trace histogram [1] [2020-10-16 10:46:50,685 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:46:50,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:46:50,691 INFO L82 PathProgramCache]: Analyzing trace with hash 964, now seen corresponding path program 1 times [2020-10-16 10:46:50,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:46:50,702 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133271629] [2020-10-16 10:46:50,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:46:50,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:46:50,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:46:50,831 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133271629] [2020-10-16 10:46:50,832 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:46:50,833 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-10-16 10:46:50,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824052708] [2020-10-16 10:46:50,838 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-16 10:46:50,838 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:46:50,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-16 10:46:50,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-16 10:46:50,856 INFO L87 Difference]: Start difference. First operand 1201 states. Second operand 2 states. [2020-10-16 10:46:50,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:46:50,918 INFO L93 Difference]: Finished difference Result 1200 states and 3170 transitions. [2020-10-16 10:46:50,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-16 10:46:50,920 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-10-16 10:46:50,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:46:50,957 INFO L225 Difference]: With dead ends: 1200 [2020-10-16 10:46:50,958 INFO L226 Difference]: Without dead ends: 1109 [2020-10-16 10:46:50,959 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-16 10:46:50,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2020-10-16 10:46:51,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 1109. [2020-10-16 10:46:51,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1109 states. [2020-10-16 10:46:51,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 1109 states and 2958 transitions. [2020-10-16 10:46:51,087 INFO L78 Accepts]: Start accepts. Automaton has 1109 states and 2958 transitions. Word has length 1 [2020-10-16 10:46:51,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:46:51,087 INFO L481 AbstractCegarLoop]: Abstraction has 1109 states and 2958 transitions. [2020-10-16 10:46:51,087 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-16 10:46:51,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2958 transitions. [2020-10-16 10:46:51,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-16 10:46:51,089 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:46:51,089 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 10:46:51,090 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-16 10:46:51,090 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:46:51,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:46:51,090 INFO L82 PathProgramCache]: Analyzing trace with hash -484874631, now seen corresponding path program 1 times [2020-10-16 10:46:51,091 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:46:51,091 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771542489] [2020-10-16 10:46:51,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:46:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:46:51,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:46:51,270 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771542489] [2020-10-16 10:46:51,270 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:46:51,270 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 10:46:51,271 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721408233] [2020-10-16 10:46:51,272 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 10:46:51,272 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:46:51,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 10:46:51,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 10:46:51,273 INFO L87 Difference]: Start difference. First operand 1109 states and 2958 transitions. Second operand 3 states. [2020-10-16 10:46:51,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:46:51,298 INFO L93 Difference]: Finished difference Result 1109 states and 2921 transitions. [2020-10-16 10:46:51,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 10:46:51,298 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-10-16 10:46:51,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:46:51,307 INFO L225 Difference]: With dead ends: 1109 [2020-10-16 10:46:51,307 INFO L226 Difference]: Without dead ends: 1109 [2020-10-16 10:46:51,308 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 10:46:51,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2020-10-16 10:46:51,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 1109. [2020-10-16 10:46:51,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1109 states. [2020-10-16 10:46:51,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 1109 states and 2921 transitions. [2020-10-16 10:46:51,347 INFO L78 Accepts]: Start accepts. Automaton has 1109 states and 2921 transitions. Word has length 11 [2020-10-16 10:46:51,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:46:51,348 INFO L481 AbstractCegarLoop]: Abstraction has 1109 states and 2921 transitions. [2020-10-16 10:46:51,348 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 10:46:51,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2921 transitions. [2020-10-16 10:46:51,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-16 10:46:51,350 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:46:51,351 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 10:46:51,351 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-16 10:46:51,351 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:46:51,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:46:51,351 INFO L82 PathProgramCache]: Analyzing trace with hash -2105337476, now seen corresponding path program 1 times [2020-10-16 10:46:51,352 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:46:51,352 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245013990] [2020-10-16 10:46:51,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:46:51,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:46:51,678 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 29 [2020-10-16 10:46:51,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:46:51,723 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245013990] [2020-10-16 10:46:51,724 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:46:51,724 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-16 10:46:51,724 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383961471] [2020-10-16 10:46:51,724 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-16 10:46:51,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:46:51,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-16 10:46:51,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-16 10:46:51,725 INFO L87 Difference]: Start difference. First operand 1109 states and 2921 transitions. Second operand 5 states. [2020-10-16 10:46:52,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:46:52,174 INFO L93 Difference]: Finished difference Result 1108 states and 2918 transitions. [2020-10-16 10:46:52,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 10:46:52,175 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-10-16 10:46:52,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:46:52,183 INFO L225 Difference]: With dead ends: 1108 [2020-10-16 10:46:52,184 INFO L226 Difference]: Without dead ends: 1108 [2020-10-16 10:46:52,184 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-16 10:46:52,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1108 states. [2020-10-16 10:46:52,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1108 to 1108. [2020-10-16 10:46:52,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1108 states. [2020-10-16 10:46:52,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 2918 transitions. [2020-10-16 10:46:52,219 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 2918 transitions. Word has length 13 [2020-10-16 10:46:52,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:46:52,219 INFO L481 AbstractCegarLoop]: Abstraction has 1108 states and 2918 transitions. [2020-10-16 10:46:52,219 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-16 10:46:52,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 2918 transitions. [2020-10-16 10:46:52,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-16 10:46:52,221 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:46:52,222 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 10:46:52,222 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-16 10:46:52,222 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:46:52,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:46:52,222 INFO L82 PathProgramCache]: Analyzing trace with hash 1475451711, now seen corresponding path program 1 times [2020-10-16 10:46:52,223 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:46:52,223 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667975355] [2020-10-16 10:46:52,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:46:52,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:46:52,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:46:52,263 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667975355] [2020-10-16 10:46:52,264 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:46:52,264 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 10:46:52,264 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25921674] [2020-10-16 10:46:52,264 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 10:46:52,265 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:46:52,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 10:46:52,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 10:46:52,265 INFO L87 Difference]: Start difference. First operand 1108 states and 2918 transitions. Second operand 3 states. [2020-10-16 10:46:52,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:46:52,284 INFO L93 Difference]: Finished difference Result 985 states and 2529 transitions. [2020-10-16 10:46:52,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 10:46:52,284 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-10-16 10:46:52,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:46:52,290 INFO L225 Difference]: With dead ends: 985 [2020-10-16 10:46:52,290 INFO L226 Difference]: Without dead ends: 953 [2020-10-16 10:46:52,291 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 10:46:52,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states. [2020-10-16 10:46:52,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 953. [2020-10-16 10:46:52,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 953 states. [2020-10-16 10:46:52,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 953 states and 2454 transitions. [2020-10-16 10:46:52,321 INFO L78 Accepts]: Start accepts. Automaton has 953 states and 2454 transitions. Word has length 13 [2020-10-16 10:46:52,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:46:52,322 INFO L481 AbstractCegarLoop]: Abstraction has 953 states and 2454 transitions. [2020-10-16 10:46:52,322 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 10:46:52,322 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 2454 transitions. [2020-10-16 10:46:52,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-16 10:46:52,324 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:46:52,324 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 10:46:52,324 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-16 10:46:52,324 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:46:52,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:46:52,324 INFO L82 PathProgramCache]: Analyzing trace with hash -482065399, now seen corresponding path program 1 times [2020-10-16 10:46:52,325 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:46:52,325 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702018665] [2020-10-16 10:46:52,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:46:52,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:46:52,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:46:52,649 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702018665] [2020-10-16 10:46:52,649 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:46:52,649 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-16 10:46:52,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85055172] [2020-10-16 10:46:52,650 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-16 10:46:52,650 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:46:52,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-16 10:46:52,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-16 10:46:52,650 INFO L87 Difference]: Start difference. First operand 953 states and 2454 transitions. Second operand 9 states. [2020-10-16 10:46:53,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:46:53,204 INFO L93 Difference]: Finished difference Result 1079 states and 2770 transitions. [2020-10-16 10:46:53,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 10:46:53,205 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 14 [2020-10-16 10:46:53,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:46:53,213 INFO L225 Difference]: With dead ends: 1079 [2020-10-16 10:46:53,213 INFO L226 Difference]: Without dead ends: 1059 [2020-10-16 10:46:53,214 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2020-10-16 10:46:53,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1059 states. [2020-10-16 10:46:53,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1059 to 975. [2020-10-16 10:46:53,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 975 states. [2020-10-16 10:46:53,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 975 states and 2504 transitions. [2020-10-16 10:46:53,246 INFO L78 Accepts]: Start accepts. Automaton has 975 states and 2504 transitions. Word has length 14 [2020-10-16 10:46:53,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:46:53,247 INFO L481 AbstractCegarLoop]: Abstraction has 975 states and 2504 transitions. [2020-10-16 10:46:53,247 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-16 10:46:53,247 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 2504 transitions. [2020-10-16 10:46:53,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-16 10:46:53,248 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:46:53,248 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 10:46:53,248 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-16 10:46:53,248 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:46:53,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:46:53,249 INFO L82 PathProgramCache]: Analyzing trace with hash -313921473, now seen corresponding path program 1 times [2020-10-16 10:46:53,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:46:53,249 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154490449] [2020-10-16 10:46:53,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:46:53,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:46:53,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:46:53,593 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154490449] [2020-10-16 10:46:53,593 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:46:53,593 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-16 10:46:53,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397993102] [2020-10-16 10:46:53,594 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-16 10:46:53,594 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:46:53,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-16 10:46:53,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-16 10:46:53,595 INFO L87 Difference]: Start difference. First operand 975 states and 2504 transitions. Second operand 9 states. [2020-10-16 10:46:53,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:46:53,963 INFO L93 Difference]: Finished difference Result 973 states and 2500 transitions. [2020-10-16 10:46:53,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-16 10:46:53,964 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 14 [2020-10-16 10:46:53,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:46:53,970 INFO L225 Difference]: With dead ends: 973 [2020-10-16 10:46:53,970 INFO L226 Difference]: Without dead ends: 973 [2020-10-16 10:46:53,971 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2020-10-16 10:46:53,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 973 states. [2020-10-16 10:46:53,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 973 to 973. [2020-10-16 10:46:53,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 973 states. [2020-10-16 10:46:53,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 973 states and 2500 transitions. [2020-10-16 10:46:53,998 INFO L78 Accepts]: Start accepts. Automaton has 973 states and 2500 transitions. Word has length 14 [2020-10-16 10:46:53,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:46:53,998 INFO L481 AbstractCegarLoop]: Abstraction has 973 states and 2500 transitions. [2020-10-16 10:46:53,998 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-16 10:46:53,999 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 2500 transitions. [2020-10-16 10:46:53,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-16 10:46:54,000 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:46:54,000 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 10:46:54,000 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-16 10:46:54,000 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:46:54,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:46:54,000 INFO L82 PathProgramCache]: Analyzing trace with hash -1532094638, now seen corresponding path program 1 times [2020-10-16 10:46:54,001 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:46:54,002 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695173518] [2020-10-16 10:46:54,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:46:54,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:46:54,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:46:54,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695173518] [2020-10-16 10:46:54,337 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:46:54,338 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-16 10:46:54,338 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946099756] [2020-10-16 10:46:54,338 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-16 10:46:54,339 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:46:54,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-16 10:46:54,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-16 10:46:54,339 INFO L87 Difference]: Start difference. First operand 973 states and 2500 transitions. Second operand 10 states. [2020-10-16 10:46:54,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:46:54,844 INFO L93 Difference]: Finished difference Result 1033 states and 2638 transitions. [2020-10-16 10:46:54,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-16 10:46:54,845 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 15 [2020-10-16 10:46:54,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:46:54,852 INFO L225 Difference]: With dead ends: 1033 [2020-10-16 10:46:54,852 INFO L226 Difference]: Without dead ends: 978 [2020-10-16 10:46:54,852 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2020-10-16 10:46:54,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 978 states. [2020-10-16 10:46:54,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 978 to 924. [2020-10-16 10:46:54,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 924 states. [2020-10-16 10:46:54,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 924 states and 2381 transitions. [2020-10-16 10:46:54,877 INFO L78 Accepts]: Start accepts. Automaton has 924 states and 2381 transitions. Word has length 15 [2020-10-16 10:46:54,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:46:54,878 INFO L481 AbstractCegarLoop]: Abstraction has 924 states and 2381 transitions. [2020-10-16 10:46:54,878 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-16 10:46:54,878 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 2381 transitions. [2020-10-16 10:46:54,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-16 10:46:54,879 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:46:54,879 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 10:46:54,879 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-16 10:46:54,879 INFO L429 AbstractCegarLoop]: === Iteration 8 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:46:54,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:46:54,880 INFO L82 PathProgramCache]: Analyzing trace with hash -1172406912, now seen corresponding path program 2 times [2020-10-16 10:46:54,880 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:46:54,880 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721262991] [2020-10-16 10:46:54,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:46:54,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:46:55,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:46:55,230 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721262991] [2020-10-16 10:46:55,230 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:46:55,231 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-16 10:46:55,231 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929560171] [2020-10-16 10:46:55,231 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-16 10:46:55,232 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:46:55,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-16 10:46:55,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-16 10:46:55,232 INFO L87 Difference]: Start difference. First operand 924 states and 2381 transitions. Second operand 10 states. [2020-10-16 10:46:55,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:46:55,671 INFO L93 Difference]: Finished difference Result 1036 states and 2664 transitions. [2020-10-16 10:46:55,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-16 10:46:55,671 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 15 [2020-10-16 10:46:55,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:46:55,678 INFO L225 Difference]: With dead ends: 1036 [2020-10-16 10:46:55,678 INFO L226 Difference]: Without dead ends: 1021 [2020-10-16 10:46:55,681 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2020-10-16 10:46:55,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1021 states. [2020-10-16 10:46:55,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1021 to 910. [2020-10-16 10:46:55,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 910 states. [2020-10-16 10:46:55,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 910 states and 2348 transitions. [2020-10-16 10:46:55,707 INFO L78 Accepts]: Start accepts. Automaton has 910 states and 2348 transitions. Word has length 15 [2020-10-16 10:46:55,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:46:55,707 INFO L481 AbstractCegarLoop]: Abstraction has 910 states and 2348 transitions. [2020-10-16 10:46:55,707 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-16 10:46:55,708 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 2348 transitions. [2020-10-16 10:46:55,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-16 10:46:55,708 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:46:55,708 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 10:46:55,709 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-16 10:46:55,709 INFO L429 AbstractCegarLoop]: === Iteration 9 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:46:55,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:46:55,709 INFO L82 PathProgramCache]: Analyzing trace with hash -1141702962, now seen corresponding path program 3 times [2020-10-16 10:46:55,709 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:46:55,710 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685998848] [2020-10-16 10:46:55,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:46:55,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:47:01,183 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 32 [2020-10-16 10:47:01,555 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 50 [2020-10-16 10:47:01,929 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 56 [2020-10-16 10:47:02,961 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 56 [2020-10-16 10:47:03,576 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 61 [2020-10-16 10:47:04,270 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 70 [2020-10-16 10:47:05,227 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 67 [2020-10-16 10:47:05,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:47:05,384 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685998848] [2020-10-16 10:47:05,385 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:47:05,385 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-16 10:47:05,385 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631363062] [2020-10-16 10:47:05,385 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-16 10:47:05,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:47:05,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-16 10:47:05,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-16 10:47:05,386 INFO L87 Difference]: Start difference. First operand 910 states and 2348 transitions. Second operand 11 states. [2020-10-16 10:47:05,835 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 44 [2020-10-16 10:47:07,639 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 60 [2020-10-16 10:47:12,215 WARN L193 SmtUtils]: Spent 2.52 s on a formula simplification that was a NOOP. DAG size: 128 [2020-10-16 10:47:17,074 WARN L193 SmtUtils]: Spent 2.67 s on a formula simplification that was a NOOP. DAG size: 139 [2020-10-16 10:47:27,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:47:27,610 INFO L93 Difference]: Finished difference Result 912 states and 2363 transitions. [2020-10-16 10:47:27,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-16 10:47:27,610 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 15 [2020-10-16 10:47:27,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:47:27,617 INFO L225 Difference]: With dead ends: 912 [2020-10-16 10:47:27,617 INFO L226 Difference]: Without dead ends: 902 [2020-10-16 10:47:27,618 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 11.9s TimeCoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2020-10-16 10:47:27,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 902 states. [2020-10-16 10:47:27,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 902 to 854. [2020-10-16 10:47:27,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 854 states. [2020-10-16 10:47:27,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 854 states and 2221 transitions. [2020-10-16 10:47:27,638 INFO L78 Accepts]: Start accepts. Automaton has 854 states and 2221 transitions. Word has length 15 [2020-10-16 10:47:27,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:47:27,639 INFO L481 AbstractCegarLoop]: Abstraction has 854 states and 2221 transitions. [2020-10-16 10:47:27,639 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-16 10:47:27,639 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 2221 transitions. [2020-10-16 10:47:27,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-10-16 10:47:27,640 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:47:27,641 INFO L422 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] [2020-10-16 10:47:27,641 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-16 10:47:27,641 INFO L429 AbstractCegarLoop]: === Iteration 10 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:47:27,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:47:27,641 INFO L82 PathProgramCache]: Analyzing trace with hash 32419424, now seen corresponding path program 1 times [2020-10-16 10:47:27,642 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:47:27,642 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952610906] [2020-10-16 10:47:27,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:47:27,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:47:27,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:47:27,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952610906] [2020-10-16 10:47:27,687 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:47:27,688 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 10:47:27,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889429123] [2020-10-16 10:47:27,689 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 10:47:27,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:47:27,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 10:47:27,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 10:47:27,689 INFO L87 Difference]: Start difference. First operand 854 states and 2221 transitions. Second operand 3 states. [2020-10-16 10:47:27,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:47:27,719 INFO L93 Difference]: Finished difference Result 385 states and 826 transitions. [2020-10-16 10:47:27,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 10:47:27,719 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-10-16 10:47:27,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:47:27,722 INFO L225 Difference]: With dead ends: 385 [2020-10-16 10:47:27,722 INFO L226 Difference]: Without dead ends: 379 [2020-10-16 10:47:27,722 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 10:47:27,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2020-10-16 10:47:27,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 307. [2020-10-16 10:47:27,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 307 states. [2020-10-16 10:47:27,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 665 transitions. [2020-10-16 10:47:27,729 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 665 transitions. Word has length 35 [2020-10-16 10:47:27,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:47:27,731 INFO L481 AbstractCegarLoop]: Abstraction has 307 states and 665 transitions. [2020-10-16 10:47:27,731 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 10:47:27,731 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 665 transitions. [2020-10-16 10:47:27,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-10-16 10:47:27,733 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:47:27,733 INFO L422 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] [2020-10-16 10:47:27,734 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-16 10:47:27,734 INFO L429 AbstractCegarLoop]: === Iteration 11 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:47:27,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:47:27,734 INFO L82 PathProgramCache]: Analyzing trace with hash -290676825, now seen corresponding path program 1 times [2020-10-16 10:47:27,734 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:47:27,735 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871475460] [2020-10-16 10:47:27,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:47:27,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:47:28,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:47:28,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871475460] [2020-10-16 10:47:28,418 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:47:28,418 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-10-16 10:47:28,418 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347923587] [2020-10-16 10:47:28,418 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-16 10:47:28,419 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:47:28,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-16 10:47:28,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2020-10-16 10:47:28,419 INFO L87 Difference]: Start difference. First operand 307 states and 665 transitions. Second operand 17 states. [2020-10-16 10:47:29,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:47:29,360 INFO L93 Difference]: Finished difference Result 534 states and 1154 transitions. [2020-10-16 10:47:29,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 10:47:29,361 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 36 [2020-10-16 10:47:29,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:47:29,364 INFO L225 Difference]: With dead ends: 534 [2020-10-16 10:47:29,364 INFO L226 Difference]: Without dead ends: 525 [2020-10-16 10:47:29,365 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=135, Invalid=371, Unknown=0, NotChecked=0, Total=506 [2020-10-16 10:47:29,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2020-10-16 10:47:29,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 473. [2020-10-16 10:47:29,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 473 states. [2020-10-16 10:47:29,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 1033 transitions. [2020-10-16 10:47:29,376 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 1033 transitions. Word has length 36 [2020-10-16 10:47:29,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:47:29,376 INFO L481 AbstractCegarLoop]: Abstraction has 473 states and 1033 transitions. [2020-10-16 10:47:29,376 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-16 10:47:29,376 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1033 transitions. [2020-10-16 10:47:29,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-16 10:47:29,378 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:47:29,378 INFO L422 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] [2020-10-16 10:47:29,378 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-16 10:47:29,378 INFO L429 AbstractCegarLoop]: === Iteration 12 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:47:29,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:47:29,378 INFO L82 PathProgramCache]: Analyzing trace with hash -419208437, now seen corresponding path program 1 times [2020-10-16 10:47:29,379 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:47:29,379 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934472005] [2020-10-16 10:47:29,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:47:29,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:47:29,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:47:29,795 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934472005] [2020-10-16 10:47:29,795 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:47:29,795 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-16 10:47:29,795 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483123811] [2020-10-16 10:47:29,796 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-16 10:47:29,796 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:47:29,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-16 10:47:29,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-16 10:47:29,796 INFO L87 Difference]: Start difference. First operand 473 states and 1033 transitions. Second operand 12 states. [2020-10-16 10:47:30,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:47:30,373 INFO L93 Difference]: Finished difference Result 491 states and 1068 transitions. [2020-10-16 10:47:30,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-16 10:47:30,373 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 37 [2020-10-16 10:47:30,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:47:30,376 INFO L225 Difference]: With dead ends: 491 [2020-10-16 10:47:30,376 INFO L226 Difference]: Without dead ends: 491 [2020-10-16 10:47:30,378 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2020-10-16 10:47:30,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2020-10-16 10:47:30,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 491. [2020-10-16 10:47:30,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 491 states. [2020-10-16 10:47:30,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 491 states and 1068 transitions. [2020-10-16 10:47:30,388 INFO L78 Accepts]: Start accepts. Automaton has 491 states and 1068 transitions. Word has length 37 [2020-10-16 10:47:30,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:47:30,388 INFO L481 AbstractCegarLoop]: Abstraction has 491 states and 1068 transitions. [2020-10-16 10:47:30,388 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-16 10:47:30,388 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1068 transitions. [2020-10-16 10:47:30,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-16 10:47:30,390 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:47:30,390 INFO L422 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] [2020-10-16 10:47:30,390 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-16 10:47:30,390 INFO L429 AbstractCegarLoop]: === Iteration 13 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:47:30,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:47:30,391 INFO L82 PathProgramCache]: Analyzing trace with hash -506069331, now seen corresponding path program 2 times [2020-10-16 10:47:30,391 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:47:30,391 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658496625] [2020-10-16 10:47:30,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:47:30,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:47:30,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:47:30,748 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658496625] [2020-10-16 10:47:30,749 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:47:30,749 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-16 10:47:30,750 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950805643] [2020-10-16 10:47:30,752 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-16 10:47:30,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:47:30,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-16 10:47:30,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-10-16 10:47:30,753 INFO L87 Difference]: Start difference. First operand 491 states and 1068 transitions. Second operand 12 states. [2020-10-16 10:47:31,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:47:31,322 INFO L93 Difference]: Finished difference Result 481 states and 1043 transitions. [2020-10-16 10:47:31,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-16 10:47:31,323 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 37 [2020-10-16 10:47:31,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:47:31,326 INFO L225 Difference]: With dead ends: 481 [2020-10-16 10:47:31,326 INFO L226 Difference]: Without dead ends: 481 [2020-10-16 10:47:31,326 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2020-10-16 10:47:31,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2020-10-16 10:47:31,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 461. [2020-10-16 10:47:31,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 461 states. [2020-10-16 10:47:31,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 1003 transitions. [2020-10-16 10:47:31,336 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 1003 transitions. Word has length 37 [2020-10-16 10:47:31,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:47:31,337 INFO L481 AbstractCegarLoop]: Abstraction has 461 states and 1003 transitions. [2020-10-16 10:47:31,337 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-16 10:47:31,337 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1003 transitions. [2020-10-16 10:47:31,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-16 10:47:31,338 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:47:31,338 INFO L422 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] [2020-10-16 10:47:31,339 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-16 10:47:31,339 INFO L429 AbstractCegarLoop]: === Iteration 14 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:47:31,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:47:31,339 INFO L82 PathProgramCache]: Analyzing trace with hash -716643246, now seen corresponding path program 1 times [2020-10-16 10:47:31,339 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:47:31,340 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454246787] [2020-10-16 10:47:31,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:47:31,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:47:32,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:47:32,942 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454246787] [2020-10-16 10:47:32,942 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:47:32,942 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-16 10:47:32,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105795441] [2020-10-16 10:47:32,943 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-16 10:47:32,943 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:47:32,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-16 10:47:32,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2020-10-16 10:47:32,944 INFO L87 Difference]: Start difference. First operand 461 states and 1003 transitions. Second operand 20 states. [2020-10-16 10:47:35,489 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 62 [2020-10-16 10:47:36,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:47:36,747 INFO L93 Difference]: Finished difference Result 871 states and 1893 transitions. [2020-10-16 10:47:36,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-16 10:47:36,748 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 38 [2020-10-16 10:47:36,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:47:36,753 INFO L225 Difference]: With dead ends: 871 [2020-10-16 10:47:36,753 INFO L226 Difference]: Without dead ends: 831 [2020-10-16 10:47:36,754 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 399 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=268, Invalid=1624, Unknown=0, NotChecked=0, Total=1892 [2020-10-16 10:47:36,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 831 states. [2020-10-16 10:47:36,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 831 to 592. [2020-10-16 10:47:36,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 592 states. [2020-10-16 10:47:36,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 1288 transitions. [2020-10-16 10:47:36,767 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 1288 transitions. Word has length 38 [2020-10-16 10:47:36,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:47:36,767 INFO L481 AbstractCegarLoop]: Abstraction has 592 states and 1288 transitions. [2020-10-16 10:47:36,767 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-16 10:47:36,767 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1288 transitions. [2020-10-16 10:47:36,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-16 10:47:36,768 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:47:36,768 INFO L422 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] [2020-10-16 10:47:36,769 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-16 10:47:36,769 INFO L429 AbstractCegarLoop]: === Iteration 15 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:47:36,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:47:36,769 INFO L82 PathProgramCache]: Analyzing trace with hash -706318446, now seen corresponding path program 2 times [2020-10-16 10:47:36,769 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:47:36,770 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785802316] [2020-10-16 10:47:36,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:47:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:47:37,029 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 35 [2020-10-16 10:47:37,149 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 28 [2020-10-16 10:47:37,793 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 54 [2020-10-16 10:47:38,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:47:38,408 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785802316] [2020-10-16 10:47:38,408 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:47:38,408 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-10-16 10:47:38,408 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634284915] [2020-10-16 10:47:38,408 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-16 10:47:38,408 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:47:38,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-16 10:47:38,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=361, Unknown=0, NotChecked=0, Total=420 [2020-10-16 10:47:38,409 INFO L87 Difference]: Start difference. First operand 592 states and 1288 transitions. Second operand 21 states. [2020-10-16 10:47:39,573 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2020-10-16 10:47:41,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:47:41,258 INFO L93 Difference]: Finished difference Result 808 states and 1742 transitions. [2020-10-16 10:47:41,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-16 10:47:41,259 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 38 [2020-10-16 10:47:41,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:47:41,263 INFO L225 Difference]: With dead ends: 808 [2020-10-16 10:47:41,264 INFO L226 Difference]: Without dead ends: 768 [2020-10-16 10:47:41,264 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 260 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=192, Invalid=1140, Unknown=0, NotChecked=0, Total=1332 [2020-10-16 10:47:41,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states. [2020-10-16 10:47:41,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 594. [2020-10-16 10:47:41,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 594 states. [2020-10-16 10:47:41,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 1291 transitions. [2020-10-16 10:47:41,279 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 1291 transitions. Word has length 38 [2020-10-16 10:47:41,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:47:41,281 INFO L481 AbstractCegarLoop]: Abstraction has 594 states and 1291 transitions. [2020-10-16 10:47:41,281 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-16 10:47:41,281 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1291 transitions. [2020-10-16 10:47:41,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-16 10:47:41,284 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:47:41,284 INFO L422 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] [2020-10-16 10:47:41,284 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-16 10:47:41,284 INFO L429 AbstractCegarLoop]: === Iteration 16 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:47:41,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:47:41,284 INFO L82 PathProgramCache]: Analyzing trace with hash -238269934, now seen corresponding path program 3 times [2020-10-16 10:47:41,285 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:47:41,285 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833426713] [2020-10-16 10:47:41,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:47:41,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:47:41,603 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 35 [2020-10-16 10:47:42,419 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 54 [2020-10-16 10:47:43,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:47:43,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833426713] [2020-10-16 10:47:43,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:47:43,038 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-10-16 10:47:43,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542135963] [2020-10-16 10:47:43,038 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-16 10:47:43,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:47:43,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-16 10:47:43,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=361, Unknown=0, NotChecked=0, Total=420 [2020-10-16 10:47:43,041 INFO L87 Difference]: Start difference. First operand 594 states and 1291 transitions. Second operand 21 states. [2020-10-16 10:47:44,214 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2020-10-16 10:47:45,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:47:45,953 INFO L93 Difference]: Finished difference Result 768 states and 1653 transitions. [2020-10-16 10:47:45,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-16 10:47:45,954 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 38 [2020-10-16 10:47:45,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:47:45,958 INFO L225 Difference]: With dead ends: 768 [2020-10-16 10:47:45,958 INFO L226 Difference]: Without dead ends: 728 [2020-10-16 10:47:45,959 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=198, Invalid=1208, Unknown=0, NotChecked=0, Total=1406 [2020-10-16 10:47:45,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 728 states. [2020-10-16 10:47:45,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 728 to 596. [2020-10-16 10:47:45,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 596 states. [2020-10-16 10:47:45,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 1294 transitions. [2020-10-16 10:47:45,971 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 1294 transitions. Word has length 38 [2020-10-16 10:47:45,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:47:45,971 INFO L481 AbstractCegarLoop]: Abstraction has 596 states and 1294 transitions. [2020-10-16 10:47:45,972 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-16 10:47:45,972 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1294 transitions. [2020-10-16 10:47:45,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-16 10:47:45,973 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:47:45,973 INFO L422 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] [2020-10-16 10:47:45,973 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-16 10:47:45,973 INFO L429 AbstractCegarLoop]: === Iteration 17 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:47:45,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:47:45,974 INFO L82 PathProgramCache]: Analyzing trace with hash -505552430, now seen corresponding path program 4 times [2020-10-16 10:47:45,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:47:45,974 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091758312] [2020-10-16 10:47:45,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:47:46,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:47:46,217 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 35 [2020-10-16 10:47:47,008 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 54 [2020-10-16 10:47:47,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:47:47,636 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091758312] [2020-10-16 10:47:47,636 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:47:47,636 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-10-16 10:47:47,636 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652096796] [2020-10-16 10:47:47,637 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-16 10:47:47,637 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:47:47,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-16 10:47:47,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=361, Unknown=0, NotChecked=0, Total=420 [2020-10-16 10:47:47,637 INFO L87 Difference]: Start difference. First operand 596 states and 1294 transitions. Second operand 21 states. [2020-10-16 10:47:48,820 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2020-10-16 10:47:50,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:47:50,513 INFO L93 Difference]: Finished difference Result 778 states and 1668 transitions. [2020-10-16 10:47:50,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-16 10:47:50,514 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 38 [2020-10-16 10:47:50,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:47:50,518 INFO L225 Difference]: With dead ends: 778 [2020-10-16 10:47:50,518 INFO L226 Difference]: Without dead ends: 738 [2020-10-16 10:47:50,518 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 279 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=198, Invalid=1208, Unknown=0, NotChecked=0, Total=1406 [2020-10-16 10:47:50,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 738 states. [2020-10-16 10:47:50,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 738 to 604. [2020-10-16 10:47:50,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 604 states. [2020-10-16 10:47:50,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 604 states and 1306 transitions. [2020-10-16 10:47:50,531 INFO L78 Accepts]: Start accepts. Automaton has 604 states and 1306 transitions. Word has length 38 [2020-10-16 10:47:50,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:47:50,531 INFO L481 AbstractCegarLoop]: Abstraction has 604 states and 1306 transitions. [2020-10-16 10:47:50,531 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-16 10:47:50,531 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1306 transitions. [2020-10-16 10:47:50,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-16 10:47:50,533 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:47:50,533 INFO L422 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] [2020-10-16 10:47:50,533 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-16 10:47:50,533 INFO L429 AbstractCegarLoop]: === Iteration 18 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:47:50,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:47:50,533 INFO L82 PathProgramCache]: Analyzing trace with hash -1995609500, now seen corresponding path program 5 times [2020-10-16 10:47:50,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:47:50,534 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953565125] [2020-10-16 10:47:50,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:47:50,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:47:51,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:47:51,901 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953565125] [2020-10-16 10:47:51,901 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:47:51,901 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-16 10:47:51,901 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832596509] [2020-10-16 10:47:51,902 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-16 10:47:51,902 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:47:51,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-16 10:47:51,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=291, Unknown=0, NotChecked=0, Total=342 [2020-10-16 10:47:51,902 INFO L87 Difference]: Start difference. First operand 604 states and 1306 transitions. Second operand 19 states. [2020-10-16 10:47:54,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:47:54,939 INFO L93 Difference]: Finished difference Result 1124 states and 2431 transitions. [2020-10-16 10:47:54,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-16 10:47:54,940 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 38 [2020-10-16 10:47:54,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:47:54,945 INFO L225 Difference]: With dead ends: 1124 [2020-10-16 10:47:54,945 INFO L226 Difference]: Without dead ends: 1084 [2020-10-16 10:47:54,946 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 353 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=240, Invalid=1400, Unknown=0, NotChecked=0, Total=1640 [2020-10-16 10:47:54,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1084 states. [2020-10-16 10:47:54,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1084 to 604. [2020-10-16 10:47:54,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 604 states. [2020-10-16 10:47:54,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 604 states and 1306 transitions. [2020-10-16 10:47:54,963 INFO L78 Accepts]: Start accepts. Automaton has 604 states and 1306 transitions. Word has length 38 [2020-10-16 10:47:54,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:47:54,963 INFO L481 AbstractCegarLoop]: Abstraction has 604 states and 1306 transitions. [2020-10-16 10:47:54,964 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-16 10:47:54,964 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1306 transitions. [2020-10-16 10:47:54,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-16 10:47:54,968 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:47:54,968 INFO L422 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] [2020-10-16 10:47:54,968 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-16 10:47:54,968 INFO L429 AbstractCegarLoop]: === Iteration 19 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:47:54,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:47:54,969 INFO L82 PathProgramCache]: Analyzing trace with hash -1985284700, now seen corresponding path program 6 times [2020-10-16 10:47:54,969 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:47:54,969 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048436234] [2020-10-16 10:47:54,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:47:55,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:47:55,326 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 37 [2020-10-16 10:47:55,933 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 31 [2020-10-16 10:47:56,355 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 55 [2020-10-16 10:47:56,522 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 48 [2020-10-16 10:47:56,676 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 40 [2020-10-16 10:47:56,842 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 40 [2020-10-16 10:47:57,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:47:57,393 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048436234] [2020-10-16 10:47:57,393 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:47:57,393 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-10-16 10:47:57,393 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094923249] [2020-10-16 10:47:57,394 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-16 10:47:57,394 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:47:57,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-16 10:47:57,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=361, Unknown=0, NotChecked=0, Total=420 [2020-10-16 10:47:57,395 INFO L87 Difference]: Start difference. First operand 604 states and 1306 transitions. Second operand 21 states. [2020-10-16 10:47:58,813 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 58 [2020-10-16 10:48:00,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:48:00,340 INFO L93 Difference]: Finished difference Result 903 states and 1923 transitions. [2020-10-16 10:48:00,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-16 10:48:00,341 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 38 [2020-10-16 10:48:00,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:48:00,346 INFO L225 Difference]: With dead ends: 903 [2020-10-16 10:48:00,346 INFO L226 Difference]: Without dead ends: 863 [2020-10-16 10:48:00,347 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=149, Invalid=973, Unknown=0, NotChecked=0, Total=1122 [2020-10-16 10:48:00,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2020-10-16 10:48:00,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 601. [2020-10-16 10:48:00,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2020-10-16 10:48:00,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 1299 transitions. [2020-10-16 10:48:00,360 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 1299 transitions. Word has length 38 [2020-10-16 10:48:00,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:48:00,361 INFO L481 AbstractCegarLoop]: Abstraction has 601 states and 1299 transitions. [2020-10-16 10:48:00,361 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-16 10:48:00,361 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1299 transitions. [2020-10-16 10:48:00,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-16 10:48:00,362 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:48:00,363 INFO L422 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] [2020-10-16 10:48:00,363 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-16 10:48:00,363 INFO L429 AbstractCegarLoop]: === Iteration 20 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:48:00,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:48:00,363 INFO L82 PathProgramCache]: Analyzing trace with hash 1244746070, now seen corresponding path program 7 times [2020-10-16 10:48:00,364 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:48:00,364 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075072170] [2020-10-16 10:48:00,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:48:00,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:48:04,088 ERROR L253 erpolLogProxyWrapper]: Interpolant 12 not inductive [2020-10-16 10:48:04,190 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-16 10:48:04,191 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: generated interpolants did not pass sanity check at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:219) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:876) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:392) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:386) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:191) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:166) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:326) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:241) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:511) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:438) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:360) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:182) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:134) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-10-16 10:48:04,196 INFO L168 Benchmark]: Toolchain (without parser) took 83346.05 ms. Allocated memory was 151.0 MB in the beginning and 632.8 MB in the end (delta: 481.8 MB). Free memory was 105.9 MB in the beginning and 486.3 MB in the end (delta: -380.4 MB). Peak memory consumption was 507.8 MB. Max. memory is 7.1 GB. [2020-10-16 10:48:04,196 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory was 125.7 MB in the beginning and 125.3 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-10-16 10:48:04,197 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1143.00 ms. Allocated memory was 151.0 MB in the beginning and 207.1 MB in the end (delta: 56.1 MB). Free memory was 105.5 MB in the beginning and 138.1 MB in the end (delta: -32.6 MB). Peak memory consumption was 32.8 MB. Max. memory is 7.1 GB. [2020-10-16 10:48:04,198 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.31 ms. Allocated memory is still 207.1 MB. Free memory was 138.1 MB in the beginning and 135.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-16 10:48:04,202 INFO L168 Benchmark]: Boogie Preprocessor took 44.45 ms. Allocated memory is still 207.1 MB. Free memory was 135.4 MB in the beginning and 132.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-16 10:48:04,202 INFO L168 Benchmark]: RCFGBuilder took 709.21 ms. Allocated memory was 207.1 MB in the beginning and 232.3 MB in the end (delta: 25.2 MB). Free memory was 132.6 MB in the beginning and 187.2 MB in the end (delta: -54.5 MB). Peak memory consumption was 37.6 MB. Max. memory is 7.1 GB. [2020-10-16 10:48:04,204 INFO L168 Benchmark]: TraceAbstraction took 81320.45 ms. Allocated memory was 232.3 MB in the beginning and 632.8 MB in the end (delta: 400.6 MB). Free memory was 187.2 MB in the beginning and 486.3 MB in the end (delta: -299.2 MB). Peak memory consumption was 507.8 MB. Max. memory is 7.1 GB. [2020-10-16 10:48:04,211 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory was 125.7 MB in the beginning and 125.3 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1143.00 ms. Allocated memory was 151.0 MB in the beginning and 207.1 MB in the end (delta: 56.1 MB). Free memory was 105.5 MB in the beginning and 138.1 MB in the end (delta: -32.6 MB). Peak memory consumption was 32.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 123.31 ms. Allocated memory is still 207.1 MB. Free memory was 138.1 MB in the beginning and 135.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.45 ms. Allocated memory is still 207.1 MB. Free memory was 135.4 MB in the beginning and 132.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 709.21 ms. Allocated memory was 207.1 MB in the beginning and 232.3 MB in the end (delta: 25.2 MB). Free memory was 132.6 MB in the beginning and 187.2 MB in the end (delta: -54.5 MB). Peak memory consumption was 37.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 81320.45 ms. Allocated memory was 232.3 MB in the beginning and 632.8 MB in the end (delta: 400.6 MB). Free memory was 187.2 MB in the beginning and 486.3 MB in the end (delta: -299.2 MB). Peak memory consumption was 507.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 10173 VarBasedMoverChecksPositive, 230 VarBasedMoverChecksNegative, 38 SemBasedMoverChecksPositive, 192 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.1s, 837 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 7.4s, 234 PlacesBefore, 66 PlacesAfterwards, 244 TransitionsBefore, 71 TransitionsAfterwards, 14896 CoEnabledTransitionPairs, 7 FixpointIterations, 62 TrivialSequentialCompositions, 115 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 24 ConcurrentYvCompositions, 5 ChoiceCompositions, 210 TotalNumberOfCompositions, 35617 MoverChecksTotal - ExceptionOrErrorResult: SMTLIBException: generated interpolants did not pass sanity check de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: generated interpolants did not pass sanity check: de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:219) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...