/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf -i ../../../trunk/examples/svcomp/pthread-lit/sssc12.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-60729f1 [2020-11-12 00:22:05,846 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-12 00:22:05,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-12 00:22:05,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-12 00:22:05,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-12 00:22:05,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-12 00:22:05,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-12 00:22:05,926 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-12 00:22:05,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-12 00:22:05,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-12 00:22:05,937 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-12 00:22:05,939 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-12 00:22:05,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-12 00:22:05,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-12 00:22:05,945 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-12 00:22:05,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-12 00:22:05,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-12 00:22:05,952 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-12 00:22:05,960 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-12 00:22:05,968 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-12 00:22:05,970 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-12 00:22:05,972 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-12 00:22:05,973 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-12 00:22:05,976 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-12 00:22:05,986 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-12 00:22:05,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-12 00:22:05,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-12 00:22:05,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-12 00:22:05,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-12 00:22:05,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-12 00:22:05,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-12 00:22:05,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-12 00:22:05,998 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-12 00:22:05,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-12 00:22:06,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-12 00:22:06,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-12 00:22:06,005 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf [2020-11-12 00:22:06,066 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-12 00:22:06,066 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-12 00:22:06,070 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-12 00:22:06,071 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-12 00:22:06,071 INFO L138 SettingsManager]: * Use SBE=true [2020-11-12 00:22:06,071 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-12 00:22:06,072 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-12 00:22:06,072 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-12 00:22:06,072 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-12 00:22:06,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-12 00:22:06,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-12 00:22:06,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-12 00:22:06,074 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-12 00:22:06,075 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-12 00:22:06,075 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-12 00:22:06,075 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-12 00:22:06,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-12 00:22:06,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-12 00:22:06,076 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-12 00:22:06,076 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-12 00:22:06,077 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-12 00:22:06,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-12 00:22:06,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-12 00:22:06,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-12 00:22:06,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-12 00:22:06,078 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-12 00:22:06,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-12 00:22:06,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-12 00:22:06,079 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-12 00:22:06,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-12 00:22:06,595 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-12 00:22:06,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-12 00:22:06,600 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-12 00:22:06,600 INFO L275 PluginConnector]: CDTParser initialized [2020-11-12 00:22:06,601 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/sssc12.i [2020-11-12 00:22:06,692 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5c764860/52c0b52a78934a578f13bc3634e04bea/FLAGc75223467 [2020-11-12 00:22:07,506 INFO L306 CDTParser]: Found 1 translation units. [2020-11-12 00:22:07,507 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/sssc12.i [2020-11-12 00:22:07,527 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5c764860/52c0b52a78934a578f13bc3634e04bea/FLAGc75223467 [2020-11-12 00:22:07,778 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5c764860/52c0b52a78934a578f13bc3634e04bea [2020-11-12 00:22:07,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-12 00:22:07,788 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-12 00:22:07,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-12 00:22:07,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-12 00:22:07,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-12 00:22:07,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:22:07" (1/1) ... [2020-11-12 00:22:07,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a1892f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:22:07, skipping insertion in model container [2020-11-12 00:22:07,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:22:07" (1/1) ... [2020-11-12 00:22:07,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-12 00:22:07,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-12 00:22:08,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-12 00:22:08,402 INFO L203 MainTranslator]: Completed pre-run [2020-11-12 00:22:08,459 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-12 00:22:08,651 INFO L208 MainTranslator]: Completed translation [2020-11-12 00:22:08,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:22:08 WrapperNode [2020-11-12 00:22:08,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-12 00:22:08,653 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-12 00:22:08,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-12 00:22:08,653 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-12 00:22:08,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:22:08" (1/1) ... [2020-11-12 00:22:08,682 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:22:08" (1/1) ... [2020-11-12 00:22:08,709 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-12 00:22:08,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-12 00:22:08,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-12 00:22:08,710 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-12 00:22:08,719 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:22:08" (1/1) ... [2020-11-12 00:22:08,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:22:08" (1/1) ... [2020-11-12 00:22:08,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:22:08" (1/1) ... [2020-11-12 00:22:08,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:22:08" (1/1) ... [2020-11-12 00:22:08,732 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:22:08" (1/1) ... [2020-11-12 00:22:08,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:22:08" (1/1) ... [2020-11-12 00:22:08,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:22:08" (1/1) ... [2020-11-12 00:22:08,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-12 00:22:08,744 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-12 00:22:08,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-12 00:22:08,744 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-12 00:22:08,745 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:22:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-12 00:22:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-12 00:22:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2020-11-12 00:22:08,826 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2020-11-12 00:22:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-12 00:22:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-12 00:22:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-12 00:22:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-12 00:22:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-12 00:22:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-12 00:22:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-12 00:22:08,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-12 00:22:08,834 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-12 00:22:09,516 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-12 00:22:09,517 INFO L298 CfgBuilder]: Removed 20 assume(true) statements. [2020-11-12 00:22:09,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:22:09 BoogieIcfgContainer [2020-11-12 00:22:09,519 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-12 00:22:09,521 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-12 00:22:09,521 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-12 00:22:09,525 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-12 00:22:09,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:22:07" (1/3) ... [2020-11-12 00:22:09,526 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50bb1365 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:22:09, skipping insertion in model container [2020-11-12 00:22:09,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:22:08" (2/3) ... [2020-11-12 00:22:09,526 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50bb1365 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:22:09, skipping insertion in model container [2020-11-12 00:22:09,527 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:22:09" (3/3) ... [2020-11-12 00:22:09,528 INFO L111 eAbstractionObserver]: Analyzing ICFG sssc12.i [2020-11-12 00:22:09,545 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-12 00:22:09,545 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-12 00:22:09,549 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-12 00:22:09,550 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-12 00:22:09,587 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,588 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,588 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,588 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,588 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,588 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,589 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,589 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,589 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,589 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,590 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,590 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,590 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,590 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,590 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,591 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,591 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,591 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,591 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,591 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,592 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,592 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,592 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,593 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,593 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,593 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,593 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,593 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,594 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,594 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,594 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,594 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,594 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,595 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,595 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,595 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,595 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,595 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,596 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,596 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,596 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,596 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,596 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,597 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,597 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,597 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,597 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,598 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,598 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,598 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,598 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,598 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,598 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,599 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,599 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,599 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,599 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,600 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,600 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,600 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,600 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,600 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,601 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,601 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,601 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,601 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,602 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,602 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,602 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,602 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,604 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,605 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,605 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,605 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,605 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,606 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,606 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,606 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,606 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,606 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,606 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,607 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:09,611 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-11-12 00:22:09,625 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-12 00:22:09,649 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-12 00:22:09,649 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-12 00:22:09,649 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-12 00:22:09,649 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-12 00:22:09,649 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-12 00:22:09,649 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-12 00:22:09,650 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-12 00:22:09,650 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-12 00:22:09,662 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-11-12 00:22:09,664 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 66 places, 70 transitions, 145 flow [2020-11-12 00:22:09,668 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 66 places, 70 transitions, 145 flow [2020-11-12 00:22:09,670 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 66 places, 70 transitions, 145 flow [2020-11-12 00:22:09,713 INFO L129 PetriNetUnfolder]: 8/79 cut-off events. [2020-11-12 00:22:09,713 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-11-12 00:22:09,717 INFO L84 FinitePrefix]: Finished finitePrefix Result has 84 conditions, 79 events. 8/79 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 75 event pairs, 0 based on Foata normal form. 0/68 useless extension candidates. Maximal degree in co-relation 41. Up to 4 conditions per place. [2020-11-12 00:22:09,720 INFO L116 LiptonReduction]: Number of co-enabled transitions 682 [2020-11-12 00:22:13,311 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2020-11-12 00:22:13,471 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2020-11-12 00:22:13,678 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2020-11-12 00:22:13,861 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2020-11-12 00:22:15,494 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2020-11-12 00:22:15,629 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-11-12 00:22:15,947 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 94 [2020-11-12 00:22:16,089 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-11-12 00:22:16,094 INFO L131 LiptonReduction]: Checked pairs total: 581 [2020-11-12 00:22:16,095 INFO L133 LiptonReduction]: Total number of compositions: 80 [2020-11-12 00:22:16,101 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 12 places, 10 transitions, 25 flow [2020-11-12 00:22:16,110 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 24 states, 19 states have (on average 2.1052631578947367) internal successors, (40), 23 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:16,112 INFO L276 IsEmpty]: Start isEmpty. Operand has 24 states, 19 states have (on average 2.1052631578947367) internal successors, (40), 23 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:16,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-11-12 00:22:16,117 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:22:16,118 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-11-12 00:22:16,118 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:22:16,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:22:16,124 INFO L82 PathProgramCache]: Analyzing trace with hash 333901890, now seen corresponding path program 1 times [2020-11-12 00:22:16,134 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:22:16,135 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766599805] [2020-11-12 00:22:16,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:22:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:22:16,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 00:22:16,363 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766599805] [2020-11-12 00:22:16,364 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:22:16,364 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-12 00:22:16,365 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802459579] [2020-11-12 00:22:16,369 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-12 00:22:16,370 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:22:16,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-12 00:22:16,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-12 00:22:16,388 INFO L87 Difference]: Start difference. First operand has 24 states, 19 states have (on average 2.1052631578947367) internal successors, (40), 23 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:16,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:22:16,424 INFO L93 Difference]: Finished difference Result 27 states and 45 transitions. [2020-11-12 00:22:16,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-12 00:22:16,426 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2020-11-12 00:22:16,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:22:16,435 INFO L225 Difference]: With dead ends: 27 [2020-11-12 00:22:16,436 INFO L226 Difference]: Without dead ends: 27 [2020-11-12 00:22:16,437 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-12 00:22:16,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2020-11-12 00:22:16,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 23. [2020-11-12 00:22:16,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 21 states have (on average 2.0) internal successors, (42), 22 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:16,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 42 transitions. [2020-11-12 00:22:16,473 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 42 transitions. Word has length 5 [2020-11-12 00:22:16,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:22:16,473 INFO L481 AbstractCegarLoop]: Abstraction has 23 states and 42 transitions. [2020-11-12 00:22:16,473 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:16,474 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 42 transitions. [2020-11-12 00:22:16,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-11-12 00:22:16,474 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:22:16,474 INFO L494 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2020-11-12 00:22:16,475 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-12 00:22:16,475 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:22:16,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:22:16,476 INFO L82 PathProgramCache]: Analyzing trace with hash 1760860466, now seen corresponding path program 1 times [2020-11-12 00:22:16,476 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:22:16,476 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126631404] [2020-11-12 00:22:16,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:22:16,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-12 00:22:16,503 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-12 00:22:16,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-12 00:22:16,542 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-12 00:22:16,585 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-12 00:22:16,586 INFO L595 BasicCegarLoop]: Counterexample might be feasible [2020-11-12 00:22:16,587 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-12 00:22:16,587 WARN L386 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-11-12 00:22:16,588 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-11-12 00:22:16,604 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,604 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,604 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,605 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,605 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,605 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,605 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,605 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,605 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,606 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,606 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,606 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,606 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,606 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,606 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,607 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,607 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,608 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,608 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,608 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,609 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,609 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,609 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,609 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,609 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,610 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,610 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,610 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,610 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,610 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,610 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,611 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,611 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,611 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,611 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,611 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,611 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,612 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,612 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,612 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,612 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,612 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,612 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,612 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,613 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,613 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,613 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,613 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,613 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,613 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,614 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,614 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,614 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,614 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,614 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,614 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,615 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,615 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,615 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,615 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,616 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,617 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,617 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,617 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,621 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,621 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,621 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,622 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,628 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,628 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,628 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,629 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,629 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,629 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,629 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,629 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,629 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,629 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,630 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,630 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,632 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,632 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,633 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,633 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,633 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,633 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,633 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,633 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,634 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,634 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,635 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,635 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,635 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,635 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,635 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,635 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,636 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,636 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,636 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,636 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,636 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,636 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,637 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,637 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,637 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,637 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,637 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,637 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,637 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,638 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,638 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,638 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,638 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,638 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,638 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,639 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,639 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,639 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,639 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,640 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,640 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,640 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,640 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,640 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,640 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,641 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,641 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,641 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,641 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,641 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,641 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,641 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,642 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,642 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,642 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,642 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,642 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,643 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,643 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,643 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,644 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,644 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,644 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,644 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,644 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,644 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,645 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,645 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,645 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,645 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,645 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,645 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,647 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,647 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,647 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,647 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,648 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,648 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,648 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,648 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,648 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,648 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,648 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,649 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:16,650 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-11-12 00:22:16,650 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-11-12 00:22:16,651 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-12 00:22:16,651 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-12 00:22:16,652 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-12 00:22:16,652 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-12 00:22:16,652 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-12 00:22:16,652 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-12 00:22:16,652 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-12 00:22:16,652 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-12 00:22:16,661 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-11-12 00:22:16,661 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 95 places, 102 transitions, 216 flow [2020-11-12 00:22:16,662 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 95 places, 102 transitions, 216 flow [2020-11-12 00:22:16,662 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 95 places, 102 transitions, 216 flow [2020-11-12 00:22:16,714 INFO L129 PetriNetUnfolder]: 14/121 cut-off events. [2020-11-12 00:22:16,715 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-11-12 00:22:16,718 INFO L84 FinitePrefix]: Finished finitePrefix Result has 131 conditions, 121 events. 14/121 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 254 event pairs, 0 based on Foata normal form. 0/102 useless extension candidates. Maximal degree in co-relation 80. Up to 6 conditions per place. [2020-11-12 00:22:16,723 INFO L116 LiptonReduction]: Number of co-enabled transitions 3348 [2020-11-12 00:22:19,148 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 33 [2020-11-12 00:22:20,893 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2020-11-12 00:22:21,154 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2020-11-12 00:22:22,257 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-11-12 00:22:22,405 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-11-12 00:22:22,751 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2020-11-12 00:22:22,894 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-11-12 00:22:22,900 INFO L131 LiptonReduction]: Checked pairs total: 7106 [2020-11-12 00:22:22,900 INFO L133 LiptonReduction]: Total number of compositions: 104 [2020-11-12 00:22:22,901 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 28 places, 27 transitions, 66 flow [2020-11-12 00:22:22,938 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 445 states, 434 states have (on average 3.0046082949308754) internal successors, (1304), 444 states have internal predecessors, (1304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:22,941 INFO L276 IsEmpty]: Start isEmpty. Operand has 445 states, 434 states have (on average 3.0046082949308754) internal successors, (1304), 444 states have internal predecessors, (1304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:22,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-12 00:22:22,945 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:22:22,945 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:22:22,945 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:22:22,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:22:22,949 INFO L82 PathProgramCache]: Analyzing trace with hash 1392975466, now seen corresponding path program 1 times [2020-11-12 00:22:22,949 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:22:22,950 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486103236] [2020-11-12 00:22:22,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:22:22,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:22:23,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 00:22:23,047 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486103236] [2020-11-12 00:22:23,047 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:22:23,047 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-12 00:22:23,048 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848461665] [2020-11-12 00:22:23,048 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-12 00:22:23,049 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:22:23,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-12 00:22:23,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 00:22:23,052 INFO L87 Difference]: Start difference. First operand has 445 states, 434 states have (on average 3.0046082949308754) internal successors, (1304), 444 states have internal predecessors, (1304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:23,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:22:23,103 INFO L93 Difference]: Finished difference Result 471 states and 1311 transitions. [2020-11-12 00:22:23,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-12 00:22:23,103 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2020-11-12 00:22:23,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:22:23,118 INFO L225 Difference]: With dead ends: 471 [2020-11-12 00:22:23,118 INFO L226 Difference]: Without dead ends: 471 [2020-11-12 00:22:23,119 INFO L749 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 [2020-11-12 00:22:23,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 471 states. [2020-11-12 00:22:23,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 471 to 432. [2020-11-12 00:22:23,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 432 states, 428 states have (on average 2.899532710280374) internal successors, (1241), 431 states have internal predecessors, (1241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:23,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 1241 transitions. [2020-11-12 00:22:23,222 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 1241 transitions. Word has length 7 [2020-11-12 00:22:23,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:22:23,223 INFO L481 AbstractCegarLoop]: Abstraction has 432 states and 1241 transitions. [2020-11-12 00:22:23,223 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:23,226 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 1241 transitions. [2020-11-12 00:22:23,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-12 00:22:23,228 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:22:23,228 INFO L494 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1] [2020-11-12 00:22:23,228 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-12 00:22:23,229 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:22:23,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:22:23,229 INFO L82 PathProgramCache]: Analyzing trace with hash 1287544131, now seen corresponding path program 1 times [2020-11-12 00:22:23,231 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:22:23,231 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964224639] [2020-11-12 00:22:23,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:22:23,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-12 00:22:23,253 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-12 00:22:23,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-12 00:22:23,267 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-12 00:22:23,274 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-12 00:22:23,274 INFO L595 BasicCegarLoop]: Counterexample might be feasible [2020-11-12 00:22:23,275 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-12 00:22:23,275 WARN L386 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-11-12 00:22:23,276 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-11-12 00:22:23,287 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,288 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,288 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,288 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,288 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,288 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,288 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,288 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,289 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,289 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,289 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,289 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,289 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,289 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,289 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,290 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,290 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,290 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,290 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,290 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,290 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,291 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,291 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,291 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,291 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,291 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,291 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,291 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,291 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,292 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,292 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,292 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,292 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,292 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,292 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,292 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,292 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,292 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,293 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,293 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,293 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,293 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,293 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,293 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,293 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,293 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,293 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,294 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,294 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,294 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,294 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,294 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,294 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,294 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,294 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,294 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,295 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,295 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,295 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,295 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,295 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,295 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,295 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,295 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,296 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,296 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,296 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,296 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,296 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,296 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,297 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,297 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,297 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,297 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,297 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,297 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,297 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,298 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,298 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,298 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,298 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,298 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,298 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,298 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,298 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,299 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,299 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,299 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,299 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,299 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,299 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,300 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,300 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,300 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,300 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,300 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,300 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,300 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,301 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,301 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,301 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,301 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,301 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,301 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,301 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,301 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,301 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,302 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,302 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,302 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,302 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,302 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,302 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,302 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,302 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,303 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,303 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,303 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,303 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,303 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,303 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,303 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,303 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,304 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,304 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,304 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,304 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,304 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,304 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,304 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,304 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,305 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,305 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,305 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,305 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,305 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,306 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,306 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,306 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,306 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,306 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,306 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,306 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,307 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,307 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,307 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,307 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,307 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,307 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,308 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,308 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,308 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,308 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,308 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,308 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,308 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,309 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,309 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,309 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,309 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,309 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,309 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,310 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,310 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,310 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,310 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,310 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,310 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,310 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,311 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,311 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,311 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,311 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,311 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,311 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,311 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,311 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,312 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,312 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,312 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,312 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,312 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,312 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,312 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,313 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,313 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,313 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,313 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,313 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,313 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,313 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,313 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,314 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,314 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,314 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,314 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,314 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,314 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,314 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,314 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,315 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,315 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,315 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,315 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,315 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,315 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,315 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,316 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,316 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,316 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,316 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,316 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,317 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,317 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,317 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,317 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,317 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,317 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,317 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,317 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,317 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,318 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,320 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,321 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,321 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,321 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,321 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,321 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,321 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,321 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,321 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,322 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,322 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,322 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,324 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,324 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,324 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,324 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,325 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,325 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,325 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,325 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,325 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,325 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,325 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,325 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:23,327 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-11-12 00:22:23,327 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-11-12 00:22:23,328 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-12 00:22:23,328 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-12 00:22:23,328 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-12 00:22:23,328 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-12 00:22:23,328 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-12 00:22:23,328 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-12 00:22:23,328 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-12 00:22:23,328 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-12 00:22:23,331 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-11-12 00:22:23,331 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 124 places, 134 transitions, 289 flow [2020-11-12 00:22:23,331 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 124 places, 134 transitions, 289 flow [2020-11-12 00:22:23,331 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 124 places, 134 transitions, 289 flow [2020-11-12 00:22:23,364 INFO L129 PetriNetUnfolder]: 20/163 cut-off events. [2020-11-12 00:22:23,364 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-11-12 00:22:23,367 INFO L84 FinitePrefix]: Finished finitePrefix Result has 179 conditions, 163 events. 20/163 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 433 event pairs, 0 based on Foata normal form. 0/136 useless extension candidates. Maximal degree in co-relation 125. Up to 8 conditions per place. [2020-11-12 00:22:23,376 INFO L116 LiptonReduction]: Number of co-enabled transitions 7998 [2020-11-12 00:22:28,251 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 55 [2020-11-12 00:22:28,482 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 55 [2020-11-12 00:22:28,701 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2020-11-12 00:22:28,927 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2020-11-12 00:22:29,905 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2020-11-12 00:22:30,050 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-11-12 00:22:30,438 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2020-11-12 00:22:30,576 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-11-12 00:22:30,761 INFO L131 LiptonReduction]: Checked pairs total: 17967 [2020-11-12 00:22:30,761 INFO L133 LiptonReduction]: Total number of compositions: 135 [2020-11-12 00:22:30,762 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 39 places, 38 transitions, 97 flow [2020-11-12 00:22:31,009 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 4009 states, 3986 states have (on average 4.061716006021074) internal successors, (16190), 4008 states have internal predecessors, (16190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:31,028 INFO L276 IsEmpty]: Start isEmpty. Operand has 4009 states, 3986 states have (on average 4.061716006021074) internal successors, (16190), 4008 states have internal predecessors, (16190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:31,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-12 00:22:31,030 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:22:31,030 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:22:31,031 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:22:31,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:22:31,031 INFO L82 PathProgramCache]: Analyzing trace with hash 1698256492, now seen corresponding path program 1 times [2020-11-12 00:22:31,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:22:31,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016116864] [2020-11-12 00:22:31,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:22:31,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:22:31,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 00:22:31,074 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016116864] [2020-11-12 00:22:31,075 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:22:31,075 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-12 00:22:31,075 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455510349] [2020-11-12 00:22:31,075 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-12 00:22:31,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:22:31,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-12 00:22:31,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 00:22:31,095 INFO L87 Difference]: Start difference. First operand has 4009 states, 3986 states have (on average 4.061716006021074) internal successors, (16190), 4008 states have internal predecessors, (16190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:31,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:22:31,195 INFO L93 Difference]: Finished difference Result 4251 states and 16527 transitions. [2020-11-12 00:22:31,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-12 00:22:31,196 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2020-11-12 00:22:31,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:22:31,251 INFO L225 Difference]: With dead ends: 4251 [2020-11-12 00:22:31,251 INFO L226 Difference]: Without dead ends: 4251 [2020-11-12 00:22:31,251 INFO L749 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 [2020-11-12 00:22:31,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4251 states. [2020-11-12 00:22:31,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4251 to 3897. [2020-11-12 00:22:31,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3897 states, 3889 states have (on average 3.9866289534584727) internal successors, (15504), 3896 states have internal predecessors, (15504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:31,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3897 states to 3897 states and 15504 transitions. [2020-11-12 00:22:31,514 INFO L78 Accepts]: Start accepts. Automaton has 3897 states and 15504 transitions. Word has length 7 [2020-11-12 00:22:31,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:22:31,514 INFO L481 AbstractCegarLoop]: Abstraction has 3897 states and 15504 transitions. [2020-11-12 00:22:31,515 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:31,515 INFO L276 IsEmpty]: Start isEmpty. Operand 3897 states and 15504 transitions. [2020-11-12 00:22:31,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-12 00:22:31,518 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:22:31,518 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:22:31,518 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-12 00:22:31,518 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:22:31,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:22:31,519 INFO L82 PathProgramCache]: Analyzing trace with hash -1990256517, now seen corresponding path program 1 times [2020-11-12 00:22:31,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:22:31,519 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846483765] [2020-11-12 00:22:31,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:22:31,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:22:31,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 00:22:31,606 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846483765] [2020-11-12 00:22:31,606 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:22:31,606 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-12 00:22:31,607 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584460826] [2020-11-12 00:22:31,607 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-12 00:22:31,607 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:22:31,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-12 00:22:31,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-12 00:22:31,608 INFO L87 Difference]: Start difference. First operand 3897 states and 15504 transitions. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:31,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:22:31,877 INFO L93 Difference]: Finished difference Result 8263 states and 32465 transitions. [2020-11-12 00:22:31,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-12 00:22:31,877 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2020-11-12 00:22:31,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:22:31,961 INFO L225 Difference]: With dead ends: 8263 [2020-11-12 00:22:31,961 INFO L226 Difference]: Without dead ends: 8263 [2020-11-12 00:22:31,962 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-12 00:22:32,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8263 states. [2020-11-12 00:22:32,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8263 to 5667. [2020-11-12 00:22:32,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5667 states, 5659 states have (on average 4.050008835483301) internal successors, (22919), 5666 states have internal predecessors, (22919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:32,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5667 states to 5667 states and 22919 transitions. [2020-11-12 00:22:32,518 INFO L78 Accepts]: Start accepts. Automaton has 5667 states and 22919 transitions. Word has length 10 [2020-11-12 00:22:32,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:22:32,518 INFO L481 AbstractCegarLoop]: Abstraction has 5667 states and 22919 transitions. [2020-11-12 00:22:32,519 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:32,519 INFO L276 IsEmpty]: Start isEmpty. Operand 5667 states and 22919 transitions. [2020-11-12 00:22:32,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-12 00:22:32,526 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:22:32,526 INFO L494 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:22:32,526 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-12 00:22:32,527 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:22:32,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:22:32,527 INFO L82 PathProgramCache]: Analyzing trace with hash 1135107512, now seen corresponding path program 1 times [2020-11-12 00:22:32,527 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:22:32,528 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108412721] [2020-11-12 00:22:32,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:22:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:22:32,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-12 00:22:32,596 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108412721] [2020-11-12 00:22:32,596 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:22:32,596 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-12 00:22:32,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022187213] [2020-11-12 00:22:32,597 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-12 00:22:32,597 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:22:32,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-12 00:22:32,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-12 00:22:32,599 INFO L87 Difference]: Start difference. First operand 5667 states and 22919 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:32,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:22:32,769 INFO L93 Difference]: Finished difference Result 7242 states and 29126 transitions. [2020-11-12 00:22:32,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-12 00:22:32,770 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2020-11-12 00:22:32,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:22:32,830 INFO L225 Difference]: With dead ends: 7242 [2020-11-12 00:22:32,830 INFO L226 Difference]: Without dead ends: 7242 [2020-11-12 00:22:32,832 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-12 00:22:33,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7242 states. [2020-11-12 00:22:33,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7242 to 6678. [2020-11-12 00:22:33,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6678 states, 6670 states have (on average 4.116941529235382) internal successors, (27460), 6677 states have internal predecessors, (27460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:33,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6678 states to 6678 states and 27460 transitions. [2020-11-12 00:22:33,470 INFO L78 Accepts]: Start accepts. Automaton has 6678 states and 27460 transitions. Word has length 10 [2020-11-12 00:22:33,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:22:33,471 INFO L481 AbstractCegarLoop]: Abstraction has 6678 states and 27460 transitions. [2020-11-12 00:22:33,471 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:33,476 INFO L276 IsEmpty]: Start isEmpty. Operand 6678 states and 27460 transitions. [2020-11-12 00:22:33,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-12 00:22:33,478 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:22:33,478 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:22:33,478 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-12 00:22:33,479 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:22:33,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:22:33,482 INFO L82 PathProgramCache]: Analyzing trace with hash -1568408306, now seen corresponding path program 1 times [2020-11-12 00:22:33,482 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:22:33,484 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554498320] [2020-11-12 00:22:33,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:22:33,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:22:33,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 00:22:33,571 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554498320] [2020-11-12 00:22:33,573 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1782495070] [2020-11-12 00:22:33,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-12 00:22:33,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:22:33,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-12 00:22:33,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-12 00:22:33,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 00:22:33,904 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-12 00:22:33,904 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2020-11-12 00:22:33,904 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539381313] [2020-11-12 00:22:33,905 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-12 00:22:33,905 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:22:33,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-12 00:22:33,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-12 00:22:33,906 INFO L87 Difference]: Start difference. First operand 6678 states and 27460 transitions. Second operand has 8 states, 7 states have (on average 3.0) internal successors, (21), 8 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:34,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:22:34,589 INFO L93 Difference]: Finished difference Result 16269 states and 63219 transitions. [2020-11-12 00:22:34,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-12 00:22:34,590 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.0) internal successors, (21), 8 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2020-11-12 00:22:34,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:22:34,688 INFO L225 Difference]: With dead ends: 16269 [2020-11-12 00:22:34,688 INFO L226 Difference]: Without dead ends: 16269 [2020-11-12 00:22:34,690 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-11-12 00:22:34,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16269 states. [2020-11-12 00:22:35,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16269 to 9114. [2020-11-12 00:22:35,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9114 states, 9106 states have (on average 4.100153744783659) internal successors, (37336), 9113 states have internal predecessors, (37336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:35,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9114 states to 9114 states and 37336 transitions. [2020-11-12 00:22:35,390 INFO L78 Accepts]: Start accepts. Automaton has 9114 states and 37336 transitions. Word has length 11 [2020-11-12 00:22:35,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:22:35,390 INFO L481 AbstractCegarLoop]: Abstraction has 9114 states and 37336 transitions. [2020-11-12 00:22:35,390 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 7 states have (on average 3.0) internal successors, (21), 8 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:35,390 INFO L276 IsEmpty]: Start isEmpty. Operand 9114 states and 37336 transitions. [2020-11-12 00:22:35,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-12 00:22:35,392 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:22:35,392 INFO L494 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:22:35,605 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2020-11-12 00:22:35,606 INFO L429 AbstractCegarLoop]: === Iteration 5 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:22:35,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:22:35,607 INFO L82 PathProgramCache]: Analyzing trace with hash 828595814, now seen corresponding path program 1 times [2020-11-12 00:22:35,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:22:35,608 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934356988] [2020-11-12 00:22:35,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:22:35,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:22:35,638 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-12 00:22:35,638 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934356988] [2020-11-12 00:22:35,639 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:22:35,639 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-12 00:22:35,639 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245294384] [2020-11-12 00:22:35,639 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-12 00:22:35,639 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:22:35,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-12 00:22:35,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 00:22:35,640 INFO L87 Difference]: Start difference. First operand 9114 states and 37336 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:35,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:22:35,883 INFO L93 Difference]: Finished difference Result 9380 states and 37060 transitions. [2020-11-12 00:22:35,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-12 00:22:35,884 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2020-11-12 00:22:35,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:22:35,931 INFO L225 Difference]: With dead ends: 9380 [2020-11-12 00:22:35,931 INFO L226 Difference]: Without dead ends: 9380 [2020-11-12 00:22:35,932 INFO L749 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 [2020-11-12 00:22:35,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9380 states. [2020-11-12 00:22:36,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9380 to 8836. [2020-11-12 00:22:36,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8836 states, 8828 states have (on average 4.012686905301314) internal successors, (35424), 8835 states have internal predecessors, (35424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:36,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8836 states to 8836 states and 35424 transitions. [2020-11-12 00:22:36,366 INFO L78 Accepts]: Start accepts. Automaton has 8836 states and 35424 transitions. Word has length 11 [2020-11-12 00:22:36,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:22:36,366 INFO L481 AbstractCegarLoop]: Abstraction has 8836 states and 35424 transitions. [2020-11-12 00:22:36,366 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:36,366 INFO L276 IsEmpty]: Start isEmpty. Operand 8836 states and 35424 transitions. [2020-11-12 00:22:36,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-12 00:22:36,367 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:22:36,367 INFO L494 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:22:36,367 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-12 00:22:36,367 INFO L429 AbstractCegarLoop]: === Iteration 6 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:22:36,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:22:36,368 INFO L82 PathProgramCache]: Analyzing trace with hash -1376015653, now seen corresponding path program 2 times [2020-11-12 00:22:36,368 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:22:36,368 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488332343] [2020-11-12 00:22:36,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:22:36,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:22:36,530 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-11-12 00:22:36,563 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 00:22:36,563 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488332343] [2020-11-12 00:22:36,564 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2000213351] [2020-11-12 00:22:36,564 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-12 00:22:36,654 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-11-12 00:22:36,655 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-11-12 00:22:36,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-12 00:22:36,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-12 00:22:36,683 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 00:22:36,683 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-12 00:22:36,684 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-11-12 00:22:36,684 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913845123] [2020-11-12 00:22:36,684 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-12 00:22:36,684 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:22:36,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-12 00:22:36,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-11-12 00:22:36,685 INFO L87 Difference]: Start difference. First operand 8836 states and 35424 transitions. Second operand has 9 states, 8 states have (on average 2.75) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:37,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:22:37,605 INFO L93 Difference]: Finished difference Result 16887 states and 64217 transitions. [2020-11-12 00:22:37,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-11-12 00:22:37,606 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.75) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2020-11-12 00:22:37,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:22:37,688 INFO L225 Difference]: With dead ends: 16887 [2020-11-12 00:22:37,688 INFO L226 Difference]: Without dead ends: 16887 [2020-11-12 00:22:37,688 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2020-11-12 00:22:37,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16887 states. [2020-11-12 00:22:38,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16887 to 9325. [2020-11-12 00:22:38,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9325 states, 9317 states have (on average 4.0563486100676185) internal successors, (37793), 9324 states have internal predecessors, (37793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:38,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9325 states to 9325 states and 37793 transitions. [2020-11-12 00:22:38,331 INFO L78 Accepts]: Start accepts. Automaton has 9325 states and 37793 transitions. Word has length 12 [2020-11-12 00:22:38,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:22:38,332 INFO L481 AbstractCegarLoop]: Abstraction has 9325 states and 37793 transitions. [2020-11-12 00:22:38,332 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 9 states, 8 states have (on average 2.75) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:38,332 INFO L276 IsEmpty]: Start isEmpty. Operand 9325 states and 37793 transitions. [2020-11-12 00:22:38,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-12 00:22:38,332 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:22:38,333 INFO L494 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1] [2020-11-12 00:22:38,533 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-11-12 00:22:38,537 INFO L429 AbstractCegarLoop]: === Iteration 7 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:22:38,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:22:38,538 INFO L82 PathProgramCache]: Analyzing trace with hash 525994106, now seen corresponding path program 1 times [2020-11-12 00:22:38,538 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:22:38,539 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036198511] [2020-11-12 00:22:38,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:22:38,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-12 00:22:38,559 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-12 00:22:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-12 00:22:38,582 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-12 00:22:38,597 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-12 00:22:38,597 INFO L595 BasicCegarLoop]: Counterexample might be feasible [2020-11-12 00:22:38,597 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-12 00:22:38,597 WARN L386 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2020-11-12 00:22:38,598 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2020-11-12 00:22:38,624 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,624 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,625 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,625 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,625 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,625 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,625 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,625 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,625 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,625 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,626 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,626 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,626 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,626 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,626 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,626 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,626 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,626 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,626 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,627 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,627 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,627 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,627 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,627 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,627 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,627 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,627 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,628 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,628 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,628 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,630 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,630 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,630 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,630 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,631 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,631 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,631 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,631 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,631 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,631 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,631 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,631 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,631 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,632 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,632 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,632 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,632 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,632 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,632 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,632 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,632 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,633 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,633 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,633 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,633 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,633 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,633 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,633 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,633 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,633 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,633 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,634 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,634 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,634 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,634 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,634 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,634 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,634 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,634 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,635 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,636 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,636 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,636 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,636 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,636 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,636 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,636 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,636 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,637 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,637 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,637 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,637 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,637 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,637 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,637 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,637 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,638 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,638 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,638 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,638 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,638 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,638 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,638 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,638 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,638 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,639 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,639 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,639 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,639 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,639 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,639 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,639 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,639 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,639 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,640 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,640 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,640 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,640 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,640 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,640 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,640 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,640 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,641 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,641 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,641 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,641 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,641 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,641 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,641 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,641 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,641 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,642 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,642 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,642 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,642 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,642 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,642 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,642 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,642 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,642 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,643 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,643 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,643 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,643 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,643 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,643 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,643 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,643 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,643 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,644 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,644 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,644 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,644 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,644 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,644 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,644 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,644 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,645 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,645 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,645 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,645 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,645 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,645 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,645 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,645 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,645 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,646 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,646 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,646 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,646 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,646 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,646 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,646 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,646 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,647 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,647 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,647 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,647 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,647 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,647 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,647 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,647 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,647 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,648 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,648 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,648 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,648 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,648 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,648 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,648 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,648 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,648 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,648 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,649 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,649 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,649 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,649 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,649 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,649 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,649 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,649 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,649 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,650 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,650 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,650 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,650 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,650 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,650 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,650 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,650 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,650 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,651 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,651 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,651 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,651 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,651 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,651 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,651 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,651 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,651 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,655 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,655 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,655 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,655 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,655 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,656 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,656 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,656 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,656 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,656 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,656 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,656 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,656 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,656 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,657 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,657 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,657 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,657 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,657 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,657 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,657 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,657 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,658 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,658 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,658 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,658 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,658 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,658 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,658 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,658 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,658 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,658 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,659 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,659 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,659 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,659 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,659 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,659 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,659 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,659 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,659 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,660 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,660 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,660 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,660 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,660 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,660 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,660 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,660 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,660 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,661 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,661 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,661 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,661 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,661 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,661 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,661 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,661 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,661 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,661 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,662 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,662 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,662 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,662 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,662 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,662 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,662 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,662 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,663 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,663 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,663 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,663 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,663 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,663 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,663 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,664 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,664 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,664 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,664 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,664 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,664 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,664 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,667 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,667 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,667 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,667 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,667 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,667 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,667 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,667 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,668 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,668 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,668 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,668 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,670 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,671 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,671 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,671 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,671 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,671 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,671 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,671 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,671 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,672 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,672 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,672 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,673 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,674 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,674 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,674 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,674 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,674 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,674 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,674 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,674 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,675 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,675 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,675 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:22:38,678 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-11-12 00:22:38,678 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-11-12 00:22:38,679 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-12 00:22:38,679 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-12 00:22:38,679 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-12 00:22:38,679 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-12 00:22:38,679 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-12 00:22:38,680 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-12 00:22:38,680 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-12 00:22:38,680 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-12 00:22:38,682 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-11-12 00:22:38,686 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 153 places, 166 transitions, 364 flow [2020-11-12 00:22:38,686 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 153 places, 166 transitions, 364 flow [2020-11-12 00:22:38,686 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 153 places, 166 transitions, 364 flow [2020-11-12 00:22:38,762 INFO L129 PetriNetUnfolder]: 26/205 cut-off events. [2020-11-12 00:22:38,762 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-11-12 00:22:38,768 INFO L84 FinitePrefix]: Finished finitePrefix Result has 228 conditions, 205 events. 26/205 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 633 event pairs, 0 based on Foata normal form. 0/170 useless extension candidates. Maximal degree in co-relation 171. Up to 10 conditions per place. [2020-11-12 00:22:38,782 INFO L116 LiptonReduction]: Number of co-enabled transitions 14632 [2020-11-12 00:22:45,995 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 78 [2020-11-12 00:22:46,322 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 82 [2020-11-12 00:22:46,801 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 82 [2020-11-12 00:22:46,940 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-11-12 00:22:47,292 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 85 [2020-11-12 00:22:47,446 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-11-12 00:22:47,461 INFO L131 LiptonReduction]: Checked pairs total: 34685 [2020-11-12 00:22:47,461 INFO L133 LiptonReduction]: Total number of compositions: 163 [2020-11-12 00:22:47,462 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 50 places, 49 transitions, 130 flow [2020-11-12 00:22:51,751 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 36085 states, 36038 states have (on average 5.1557800099894555) internal successors, (185804), 36084 states have internal predecessors, (185804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:51,856 INFO L276 IsEmpty]: Start isEmpty. Operand has 36085 states, 36038 states have (on average 5.1557800099894555) internal successors, (185804), 36084 states have internal predecessors, (185804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:51,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-12 00:22:51,856 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:22:51,856 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:22:51,857 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:22:51,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:22:51,858 INFO L82 PathProgramCache]: Analyzing trace with hash 1339425974, now seen corresponding path program 1 times [2020-11-12 00:22:51,858 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:22:51,858 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882121169] [2020-11-12 00:22:51,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:22:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:22:51,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 00:22:51,887 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882121169] [2020-11-12 00:22:51,887 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:22:51,887 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-12 00:22:51,888 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776000498] [2020-11-12 00:22:51,888 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-12 00:22:51,888 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:22:51,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-12 00:22:51,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-12 00:22:51,948 INFO L87 Difference]: Start difference. First operand has 36085 states, 36038 states have (on average 5.1557800099894555) internal successors, (185804), 36084 states have internal predecessors, (185804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:52,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:22:52,618 INFO L93 Difference]: Finished difference Result 38271 states and 194460 transitions. [2020-11-12 00:22:52,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-12 00:22:52,619 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2020-11-12 00:22:52,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:22:53,285 INFO L225 Difference]: With dead ends: 38271 [2020-11-12 00:22:53,285 INFO L226 Difference]: Without dead ends: 38271 [2020-11-12 00:22:53,286 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-12 00:22:54,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38271 states. [2020-11-12 00:22:55,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38271 to 35082. [2020-11-12 00:22:55,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35082 states, 35066 states have (on average 5.181942622483318) internal successors, (181710), 35081 states have internal predecessors, (181710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:55,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35082 states to 35082 states and 181710 transitions. [2020-11-12 00:22:55,735 INFO L78 Accepts]: Start accepts. Automaton has 35082 states and 181710 transitions. Word has length 7 [2020-11-12 00:22:55,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:22:55,735 INFO L481 AbstractCegarLoop]: Abstraction has 35082 states and 181710 transitions. [2020-11-12 00:22:55,735 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:55,735 INFO L276 IsEmpty]: Start isEmpty. Operand 35082 states and 181710 transitions. [2020-11-12 00:22:55,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-12 00:22:55,736 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:22:55,736 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:22:55,736 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-12 00:22:55,736 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:22:55,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:22:55,736 INFO L82 PathProgramCache]: Analyzing trace with hash -1427466098, now seen corresponding path program 1 times [2020-11-12 00:22:55,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:22:55,737 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312724865] [2020-11-12 00:22:55,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:22:55,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:22:55,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 00:22:55,773 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312724865] [2020-11-12 00:22:55,774 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:22:55,774 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-12 00:22:55,774 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722663942] [2020-11-12 00:22:55,774 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-12 00:22:55,774 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:22:55,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-12 00:22:55,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 00:22:55,780 INFO L87 Difference]: Start difference. First operand 35082 states and 181710 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:56,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:22:56,577 INFO L93 Difference]: Finished difference Result 38271 states and 191271 transitions. [2020-11-12 00:22:56,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-12 00:22:56,577 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2020-11-12 00:22:56,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:22:56,740 INFO L225 Difference]: With dead ends: 38271 [2020-11-12 00:22:56,740 INFO L226 Difference]: Without dead ends: 38271 [2020-11-12 00:22:56,740 INFO L749 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 [2020-11-12 00:22:57,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38271 states. [2020-11-12 00:22:58,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38271 to 35082. [2020-11-12 00:22:58,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35082 states, 35066 states have (on average 5.090999828894086) internal successors, (178521), 35081 states have internal predecessors, (178521), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:59,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35082 states to 35082 states and 178521 transitions. [2020-11-12 00:22:59,238 INFO L78 Accepts]: Start accepts. Automaton has 35082 states and 178521 transitions. Word has length 8 [2020-11-12 00:22:59,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:22:59,239 INFO L481 AbstractCegarLoop]: Abstraction has 35082 states and 178521 transitions. [2020-11-12 00:22:59,239 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:59,239 INFO L276 IsEmpty]: Start isEmpty. Operand 35082 states and 178521 transitions. [2020-11-12 00:22:59,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-12 00:22:59,240 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:22:59,240 INFO L494 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:22:59,240 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-12 00:22:59,240 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:22:59,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:22:59,240 INFO L82 PathProgramCache]: Analyzing trace with hash 1592181297, now seen corresponding path program 1 times [2020-11-12 00:22:59,241 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:22:59,241 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284257721] [2020-11-12 00:22:59,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:22:59,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:22:59,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-12 00:22:59,313 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284257721] [2020-11-12 00:22:59,313 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:22:59,313 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-12 00:22:59,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679775778] [2020-11-12 00:22:59,314 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-12 00:22:59,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:22:59,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-12 00:22:59,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-12 00:22:59,315 INFO L87 Difference]: Start difference. First operand 35082 states and 178521 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:22:59,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:22:59,801 INFO L93 Difference]: Finished difference Result 46764 states and 236706 transitions. [2020-11-12 00:22:59,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-12 00:22:59,801 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2020-11-12 00:22:59,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:22:59,988 INFO L225 Difference]: With dead ends: 46764 [2020-11-12 00:22:59,988 INFO L226 Difference]: Without dead ends: 46764 [2020-11-12 00:22:59,989 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-12 00:23:01,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46764 states. [2020-11-12 00:23:02,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46764 to 42870. [2020-11-12 00:23:02,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42870 states, 42854 states have (on average 5.1618285340925) internal successors, (221205), 42869 states have internal predecessors, (221205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:23:03,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42870 states to 42870 states and 221205 transitions. [2020-11-12 00:23:03,064 INFO L78 Accepts]: Start accepts. Automaton has 42870 states and 221205 transitions. Word has length 10 [2020-11-12 00:23:03,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:23:03,065 INFO L481 AbstractCegarLoop]: Abstraction has 42870 states and 221205 transitions. [2020-11-12 00:23:03,065 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:23:03,065 INFO L276 IsEmpty]: Start isEmpty. Operand 42870 states and 221205 transitions. [2020-11-12 00:23:03,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-12 00:23:03,066 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:23:03,066 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:23:03,066 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-12 00:23:03,066 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:23:03,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:23:03,067 INFO L82 PathProgramCache]: Analyzing trace with hash -1738375128, now seen corresponding path program 1 times [2020-11-12 00:23:03,067 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:23:03,067 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899217083] [2020-11-12 00:23:03,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:23:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:23:03,276 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-11-12 00:23:03,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 00:23:03,360 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899217083] [2020-11-12 00:23:03,361 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:23:03,361 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-12 00:23:03,361 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703891668] [2020-11-12 00:23:03,362 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-12 00:23:03,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:23:03,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-12 00:23:03,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-12 00:23:03,363 INFO L87 Difference]: Start difference. First operand 42870 states and 221205 transitions. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:23:04,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:23:04,894 INFO L93 Difference]: Finished difference Result 94681 states and 484517 transitions. [2020-11-12 00:23:04,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-12 00:23:04,894 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2020-11-12 00:23:04,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:23:05,481 INFO L225 Difference]: With dead ends: 94681 [2020-11-12 00:23:05,481 INFO L226 Difference]: Without dead ends: 94681 [2020-11-12 00:23:05,481 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-12 00:23:07,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94681 states. [2020-11-12 00:23:08,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94681 to 64113. [2020-11-12 00:23:09,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64113 states, 64097 states have (on average 5.223364588046242) internal successors, (334802), 64112 states have internal predecessors, (334802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:23:10,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64113 states to 64113 states and 334802 transitions. [2020-11-12 00:23:10,157 INFO L78 Accepts]: Start accepts. Automaton has 64113 states and 334802 transitions. Word has length 10 [2020-11-12 00:23:10,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:23:10,160 INFO L481 AbstractCegarLoop]: Abstraction has 64113 states and 334802 transitions. [2020-11-12 00:23:10,160 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:23:10,160 INFO L276 IsEmpty]: Start isEmpty. Operand 64113 states and 334802 transitions. [2020-11-12 00:23:10,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-12 00:23:10,163 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:23:10,164 INFO L494 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:23:10,164 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-12 00:23:10,164 INFO L429 AbstractCegarLoop]: === Iteration 5 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:23:10,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:23:10,167 INFO L82 PathProgramCache]: Analyzing trace with hash 2112981283, now seen corresponding path program 1 times [2020-11-12 00:23:10,168 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:23:10,168 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993449925] [2020-11-12 00:23:10,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:23:10,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:23:10,492 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2020-11-12 00:23:10,492 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-12 00:23:10,493 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993449925] [2020-11-12 00:23:10,493 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:23:10,493 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-12 00:23:10,493 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563692447] [2020-11-12 00:23:10,493 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-12 00:23:10,493 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:23:10,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-12 00:23:10,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 00:23:10,495 INFO L87 Difference]: Start difference. First operand 64113 states and 334802 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:23:11,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:23:11,071 INFO L93 Difference]: Finished difference Result 66591 states and 335413 transitions. [2020-11-12 00:23:11,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-12 00:23:11,072 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2020-11-12 00:23:11,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:23:11,336 INFO L225 Difference]: With dead ends: 66591 [2020-11-12 00:23:11,336 INFO L226 Difference]: Without dead ends: 66591 [2020-11-12 00:23:11,336 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 00:23:13,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66591 states. [2020-11-12 00:23:14,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66591 to 61989. [2020-11-12 00:23:14,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61989 states, 61973 states have (on average 5.114840333693706) internal successors, (316982), 61988 states have internal predecessors, (316982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:23:15,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61989 states to 61989 states and 316982 transitions. [2020-11-12 00:23:15,107 INFO L78 Accepts]: Start accepts. Automaton has 61989 states and 316982 transitions. Word has length 11 [2020-11-12 00:23:15,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:23:15,107 INFO L481 AbstractCegarLoop]: Abstraction has 61989 states and 316982 transitions. [2020-11-12 00:23:15,107 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:23:15,107 INFO L276 IsEmpty]: Start isEmpty. Operand 61989 states and 316982 transitions. [2020-11-12 00:23:15,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-12 00:23:15,108 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:23:15,108 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:23:15,108 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-11-12 00:23:15,108 INFO L429 AbstractCegarLoop]: === Iteration 6 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:23:15,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:23:15,108 INFO L82 PathProgramCache]: Analyzing trace with hash 1944947548, now seen corresponding path program 1 times [2020-11-12 00:23:15,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:23:15,109 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554864053] [2020-11-12 00:23:15,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:23:15,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:23:15,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 00:23:15,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554864053] [2020-11-12 00:23:15,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [120811727] [2020-11-12 00:23:15,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-12 00:23:15,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:23:15,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-12 00:23:15,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-12 00:23:15,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 00:23:15,310 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-12 00:23:15,311 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2020-11-12 00:23:15,311 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787938984] [2020-11-12 00:23:15,312 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-12 00:23:15,312 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:23:15,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-12 00:23:15,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-12 00:23:15,313 INFO L87 Difference]: Start difference. First operand 61989 states and 316982 transitions. Second operand has 8 states, 7 states have (on average 3.0) internal successors, (21), 8 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:23:19,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:23:19,038 INFO L93 Difference]: Finished difference Result 178313 states and 863652 transitions. [2020-11-12 00:23:19,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-12 00:23:19,038 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.0) internal successors, (21), 8 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2020-11-12 00:23:19,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:23:19,868 INFO L225 Difference]: With dead ends: 178313 [2020-11-12 00:23:19,869 INFO L226 Difference]: Without dead ends: 178313 [2020-11-12 00:23:19,869 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-11-12 00:23:22,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178313 states. [2020-11-12 00:23:25,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178313 to 99848. [2020-11-12 00:23:25,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99848 states, 99832 states have (on average 5.0608522317493385) internal successors, (505235), 99847 states have internal predecessors, (505235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:23:27,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99848 states to 99848 states and 505235 transitions. [2020-11-12 00:23:27,158 INFO L78 Accepts]: Start accepts. Automaton has 99848 states and 505235 transitions. Word has length 11 [2020-11-12 00:23:27,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:23:27,158 INFO L481 AbstractCegarLoop]: Abstraction has 99848 states and 505235 transitions. [2020-11-12 00:23:27,158 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 7 states have (on average 3.0) internal successors, (21), 8 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:23:27,158 INFO L276 IsEmpty]: Start isEmpty. Operand 99848 states and 505235 transitions. [2020-11-12 00:23:27,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-12 00:23:27,160 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:23:27,160 INFO L494 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:23:27,372 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-11-12 00:23:27,373 INFO L429 AbstractCegarLoop]: === Iteration 7 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:23:27,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:23:27,374 INFO L82 PathProgramCache]: Analyzing trace with hash 163833512, now seen corresponding path program 2 times [2020-11-12 00:23:27,374 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:23:27,374 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139500936] [2020-11-12 00:23:27,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:23:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:23:27,460 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 00:23:27,461 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139500936] [2020-11-12 00:23:27,461 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [619483403] [2020-11-12 00:23:27,461 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-12 00:23:27,549 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-11-12 00:23:27,549 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-11-12 00:23:27,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-12 00:23:27,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-12 00:23:27,572 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 00:23:27,573 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-12 00:23:27,573 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-11-12 00:23:27,573 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763123223] [2020-11-12 00:23:27,574 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-12 00:23:27,574 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:23:27,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-12 00:23:27,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-11-12 00:23:27,574 INFO L87 Difference]: Start difference. First operand 99848 states and 505235 transitions. Second operand has 9 states, 8 states have (on average 2.75) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:23:30,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:23:30,794 INFO L93 Difference]: Finished difference Result 191255 states and 926646 transitions. [2020-11-12 00:23:30,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-11-12 00:23:30,795 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.75) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2020-11-12 00:23:30,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:23:32,826 INFO L225 Difference]: With dead ends: 191255 [2020-11-12 00:23:32,826 INFO L226 Difference]: Without dead ends: 191255 [2020-11-12 00:23:32,828 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2020-11-12 00:23:34,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191255 states. [2020-11-12 00:23:39,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191255 to 104939. [2020-11-12 00:23:39,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104939 states, 104923 states have (on average 5.1015315993633426) internal successors, (535268), 104938 states have internal predecessors, (535268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:23:39,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104939 states to 104939 states and 535268 transitions. [2020-11-12 00:23:39,851 INFO L78 Accepts]: Start accepts. Automaton has 104939 states and 535268 transitions. Word has length 12 [2020-11-12 00:23:39,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:23:39,851 INFO L481 AbstractCegarLoop]: Abstraction has 104939 states and 535268 transitions. [2020-11-12 00:23:39,851 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 9 states, 8 states have (on average 2.75) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:23:39,851 INFO L276 IsEmpty]: Start isEmpty. Operand 104939 states and 535268 transitions. [2020-11-12 00:23:39,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-12 00:23:39,852 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:23:39,852 INFO L494 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:23:40,053 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2020-11-12 00:23:40,054 INFO L429 AbstractCegarLoop]: === Iteration 8 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:23:40,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:23:40,055 INFO L82 PathProgramCache]: Analyzing trace with hash 720077093, now seen corresponding path program 1 times [2020-11-12 00:23:40,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:23:40,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339837658] [2020-11-12 00:23:40,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:23:40,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:23:40,080 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-12 00:23:40,081 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339837658] [2020-11-12 00:23:40,081 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:23:40,081 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-12 00:23:40,081 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098943925] [2020-11-12 00:23:40,081 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-12 00:23:40,082 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:23:40,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-12 00:23:40,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 00:23:40,082 INFO L87 Difference]: Start difference. First operand 104939 states and 535268 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:23:42,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:23:42,407 INFO L93 Difference]: Finished difference Result 128339 states and 645766 transitions. [2020-11-12 00:23:42,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-12 00:23:42,407 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2020-11-12 00:23:42,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:23:44,058 INFO L225 Difference]: With dead ends: 128339 [2020-11-12 00:23:44,058 INFO L226 Difference]: Without dead ends: 128339 [2020-11-12 00:23:44,059 INFO L749 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 [2020-11-12 00:23:45,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128339 states. [2020-11-12 00:23:48,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128339 to 120169. [2020-11-12 00:23:48,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120169 states, 120153 states have (on average 5.095569815152348) internal successors, (612248), 120168 states have internal predecessors, (612248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:23:50,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120169 states to 120169 states and 612248 transitions. [2020-11-12 00:23:50,961 INFO L78 Accepts]: Start accepts. Automaton has 120169 states and 612248 transitions. Word has length 13 [2020-11-12 00:23:50,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:23:50,961 INFO L481 AbstractCegarLoop]: Abstraction has 120169 states and 612248 transitions. [2020-11-12 00:23:50,962 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:23:50,962 INFO L276 IsEmpty]: Start isEmpty. Operand 120169 states and 612248 transitions. [2020-11-12 00:23:50,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-12 00:23:50,982 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:23:50,985 INFO L494 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:23:50,985 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-11-12 00:23:50,985 INFO L429 AbstractCegarLoop]: === Iteration 9 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:23:50,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:23:50,986 INFO L82 PathProgramCache]: Analyzing trace with hash -981412200, now seen corresponding path program 1 times [2020-11-12 00:23:50,986 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:23:50,986 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001752027] [2020-11-12 00:23:50,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:23:50,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:23:51,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-12 00:23:51,054 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001752027] [2020-11-12 00:23:51,054 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:23:51,054 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-12 00:23:51,055 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97040073] [2020-11-12 00:23:51,055 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-12 00:23:51,055 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:23:51,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-12 00:23:51,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-12 00:23:51,056 INFO L87 Difference]: Start difference. First operand 120169 states and 612248 transitions. Second operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:23:54,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:23:54,081 INFO L93 Difference]: Finished difference Result 205226 states and 1045218 transitions. [2020-11-12 00:23:54,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-12 00:23:54,081 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2020-11-12 00:23:54,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:23:56,265 INFO L225 Difference]: With dead ends: 205226 [2020-11-12 00:23:56,265 INFO L226 Difference]: Without dead ends: 205226 [2020-11-12 00:23:56,265 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-12 00:23:58,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205226 states. [2020-11-12 00:24:03,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205226 to 157140. [2020-11-12 00:24:03,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157140 states, 157124 states have (on average 5.153776635014384) internal successors, (809782), 157139 states have internal predecessors, (809782), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:24:06,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157140 states to 157140 states and 809782 transitions. [2020-11-12 00:24:06,172 INFO L78 Accepts]: Start accepts. Automaton has 157140 states and 809782 transitions. Word has length 13 [2020-11-12 00:24:06,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:24:06,172 INFO L481 AbstractCegarLoop]: Abstraction has 157140 states and 809782 transitions. [2020-11-12 00:24:06,173 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:24:06,173 INFO L276 IsEmpty]: Start isEmpty. Operand 157140 states and 809782 transitions. [2020-11-12 00:24:06,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-12 00:24:06,174 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:24:06,174 INFO L494 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:24:06,175 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-11-12 00:24:06,175 INFO L429 AbstractCegarLoop]: === Iteration 10 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:24:06,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:24:06,175 INFO L82 PathProgramCache]: Analyzing trace with hash 783873244, now seen corresponding path program 3 times [2020-11-12 00:24:06,175 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:24:06,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576544464] [2020-11-12 00:24:06,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:24:06,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:24:06,267 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 00:24:06,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576544464] [2020-11-12 00:24:06,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [482525832] [2020-11-12 00:24:06,268 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-12 00:24:06,368 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2020-11-12 00:24:06,368 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-11-12 00:24:06,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-12 00:24:06,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-12 00:24:06,424 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-12 00:24:06,424 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-12 00:24:06,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 10 [2020-11-12 00:24:06,425 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320801337] [2020-11-12 00:24:06,425 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-12 00:24:06,425 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:24:06,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-12 00:24:06,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-11-12 00:24:06,426 INFO L87 Difference]: Start difference. First operand 157140 states and 809782 transitions. Second operand has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:24:13,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:24:13,095 INFO L93 Difference]: Finished difference Result 284802 states and 1465768 transitions. [2020-11-12 00:24:13,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-12 00:24:13,096 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2020-11-12 00:24:13,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:24:15,714 INFO L225 Difference]: With dead ends: 284802 [2020-11-12 00:24:15,715 INFO L226 Difference]: Without dead ends: 284802 [2020-11-12 00:24:15,716 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-11-12 00:24:19,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284802 states. [2020-11-12 00:24:26,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284802 to 175943. [2020-11-12 00:24:26,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175943 states, 175927 states have (on average 5.147390679088486) internal successors, (905565), 175942 states have internal predecessors, (905565), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:24:29,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175943 states to 175943 states and 905565 transitions. [2020-11-12 00:24:29,287 INFO L78 Accepts]: Start accepts. Automaton has 175943 states and 905565 transitions. Word has length 13 [2020-11-12 00:24:29,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:24:29,288 INFO L481 AbstractCegarLoop]: Abstraction has 175943 states and 905565 transitions. [2020-11-12 00:24:29,288 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:24:29,288 INFO L276 IsEmpty]: Start isEmpty. Operand 175943 states and 905565 transitions. [2020-11-12 00:24:29,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-12 00:24:29,290 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:24:29,290 INFO L494 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:24:29,490 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2020-11-12 00:24:29,491 INFO L429 AbstractCegarLoop]: === Iteration 11 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:24:29,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:24:29,491 INFO L82 PathProgramCache]: Analyzing trace with hash -359005796, now seen corresponding path program 1 times [2020-11-12 00:24:29,492 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:24:29,492 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402934051] [2020-11-12 00:24:29,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:24:29,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:24:29,566 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-12 00:24:29,566 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402934051] [2020-11-12 00:24:29,567 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1074523621] [2020-11-12 00:24:29,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-12 00:24:29,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:24:29,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-12 00:24:29,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-12 00:24:29,681 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-12 00:24:29,681 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-12 00:24:29,682 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2020-11-12 00:24:29,682 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421480578] [2020-11-12 00:24:29,682 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-12 00:24:29,682 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:24:29,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-12 00:24:29,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-12 00:24:29,683 INFO L87 Difference]: Start difference. First operand 175943 states and 905565 transitions. Second operand has 8 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 8 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:24:35,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:24:35,612 INFO L93 Difference]: Finished difference Result 373900 states and 1899404 transitions. [2020-11-12 00:24:35,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-12 00:24:35,613 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 8 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2020-11-12 00:24:35,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:24:39,063 INFO L225 Difference]: With dead ends: 373900 [2020-11-12 00:24:39,063 INFO L226 Difference]: Without dead ends: 373900 [2020-11-12 00:24:39,064 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-11-12 00:24:43,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373900 states. [2020-11-12 00:24:52,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373900 to 223784. [2020-11-12 00:24:52,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223784 states, 223768 states have (on average 5.276934146079868) internal successors, (1180809), 223783 states have internal predecessors, (1180809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:24:55,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223784 states to 223784 states and 1180809 transitions. [2020-11-12 00:24:55,571 INFO L78 Accepts]: Start accepts. Automaton has 223784 states and 1180809 transitions. Word has length 14 [2020-11-12 00:24:55,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:24:55,571 INFO L481 AbstractCegarLoop]: Abstraction has 223784 states and 1180809 transitions. [2020-11-12 00:24:55,572 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 8 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:24:55,572 INFO L276 IsEmpty]: Start isEmpty. Operand 223784 states and 1180809 transitions. [2020-11-12 00:24:55,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-12 00:24:55,575 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:24:55,575 INFO L494 BasicCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1] [2020-11-12 00:24:55,775 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-12 00:24:55,776 INFO L429 AbstractCegarLoop]: === Iteration 12 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:24:55,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:24:55,777 INFO L82 PathProgramCache]: Analyzing trace with hash 145855760, now seen corresponding path program 1 times [2020-11-12 00:24:55,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:24:55,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763706724] [2020-11-12 00:24:55,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:24:55,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-12 00:24:55,809 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-12 00:24:55,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-12 00:24:55,828 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-12 00:24:55,839 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-12 00:24:55,840 INFO L595 BasicCegarLoop]: Counterexample might be feasible [2020-11-12 00:24:55,840 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-11-12 00:24:55,841 WARN L386 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2020-11-12 00:24:55,841 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2020-11-12 00:24:55,858 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,858 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,858 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,858 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,859 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,859 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,859 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,859 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,859 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,859 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,859 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,859 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,859 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,859 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,860 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,860 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,860 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,860 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,860 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,860 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,860 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,860 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,860 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,861 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,861 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,861 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,861 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,861 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,861 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,861 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,861 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,861 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,862 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,862 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,862 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,862 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,862 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,862 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,862 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,862 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,862 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,862 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,862 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,863 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,863 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,863 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,863 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,863 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,863 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,863 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,863 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,863 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,863 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,864 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,864 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,864 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,864 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,864 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,864 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,864 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,864 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,864 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,865 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,865 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,865 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,865 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,865 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,865 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,865 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,865 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,865 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,866 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,866 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,866 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,866 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,866 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,866 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,866 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,866 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,866 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,866 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,866 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,867 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,867 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,867 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,867 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,867 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,867 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,867 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,867 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,867 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,868 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,868 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,868 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,868 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,868 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,868 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,868 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,868 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,868 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,868 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,868 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,869 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,869 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,869 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,869 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,869 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,869 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,869 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,869 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,869 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,869 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,870 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,870 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,870 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,870 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,870 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,870 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,870 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,870 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,870 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,870 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,871 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,871 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,871 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,871 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,871 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,871 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,871 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,871 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,871 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,871 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,872 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,872 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,872 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,872 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,872 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,872 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,872 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,872 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,872 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,873 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,873 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,873 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,873 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,873 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,873 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,873 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,873 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,873 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,873 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,873 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,874 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,874 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,874 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,874 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,874 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,874 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,874 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,874 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,874 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,875 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,875 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,875 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,875 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,875 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,875 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,875 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,875 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,875 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,875 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,875 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,876 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,876 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,876 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,876 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,876 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,876 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,876 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,876 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,876 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,876 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,877 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,877 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,877 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,877 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,877 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,877 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,877 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,877 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,877 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,877 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,877 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,878 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,878 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,878 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,878 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,878 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,878 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,878 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,878 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,878 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,878 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,879 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,879 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,879 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,879 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,879 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,879 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,879 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,879 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,880 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,880 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,880 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,880 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,880 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,880 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,880 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,880 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,880 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,880 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,881 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,881 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,881 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,881 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,881 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,881 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,881 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,881 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,881 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,882 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,882 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,882 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,882 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,882 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,882 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,882 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,882 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,882 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,882 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,883 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,883 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,883 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,883 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,883 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,883 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,883 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,883 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,883 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,883 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,883 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,884 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,884 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,884 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,884 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,884 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,884 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,884 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,884 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,884 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,884 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,885 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,885 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,885 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,885 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,885 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,885 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,885 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,885 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,885 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,885 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,885 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,886 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,886 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,886 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,886 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,886 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,886 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,886 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,886 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,886 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,887 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,887 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,887 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,887 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,887 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,887 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,887 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,887 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,887 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,887 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,888 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,888 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,888 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,888 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,888 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,888 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,888 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,888 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,888 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,888 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,889 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,889 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,889 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,889 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,889 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,889 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,889 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,889 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,890 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,890 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,890 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,890 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,890 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,890 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,890 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,890 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,890 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,890 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,891 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,891 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,891 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,891 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,891 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,891 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,891 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,891 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,891 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,892 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,892 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,892 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,892 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,892 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,892 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,892 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,892 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,892 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,892 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,893 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,893 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,893 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,893 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,893 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,893 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,893 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,893 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,893 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,893 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,894 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,894 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,894 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,894 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,894 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,894 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,894 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,895 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,895 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,895 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,895 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,895 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,895 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,895 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,898 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,899 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,899 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,899 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,899 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,899 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,899 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,899 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,899 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,899 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,900 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,900 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,906 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,907 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,907 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,907 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,907 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,907 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,907 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,907 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,907 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,908 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,908 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,908 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,909 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,909 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,909 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,910 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,910 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,910 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,910 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,910 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,910 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,910 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,910 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,910 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,914 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,915 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,915 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,915 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,915 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,915 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,915 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,915 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,915 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,915 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,916 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,916 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:24:55,917 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-11-12 00:24:55,917 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-11-12 00:24:55,918 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-12 00:24:55,918 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-12 00:24:55,918 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-12 00:24:55,918 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-12 00:24:55,918 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-12 00:24:55,918 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-12 00:24:55,918 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-12 00:24:55,919 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-12 00:24:55,922 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-11-12 00:24:55,923 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 182 places, 198 transitions, 441 flow [2020-11-12 00:24:55,923 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 182 places, 198 transitions, 441 flow [2020-11-12 00:24:55,923 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 182 places, 198 transitions, 441 flow [2020-11-12 00:24:55,973 INFO L129 PetriNetUnfolder]: 32/247 cut-off events. [2020-11-12 00:24:55,973 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-11-12 00:24:55,977 INFO L84 FinitePrefix]: Finished finitePrefix Result has 278 conditions, 247 events. 32/247 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 824 event pairs, 0 based on Foata normal form. 0/204 useless extension candidates. Maximal degree in co-relation 218. Up to 12 conditions per place. [2020-11-12 00:24:55,999 INFO L116 LiptonReduction]: Number of co-enabled transitions 23250 [2020-11-12 00:24:58,349 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2020-11-12 00:25:04,182 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-11-12 00:25:05,280 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 43 [2020-11-12 00:25:05,675 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2020-11-12 00:25:05,956 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2020-11-12 00:25:06,291 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-11-12 00:25:06,428 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-11-12 00:25:06,674 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-11-12 00:25:06,836 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-11-12 00:25:06,852 INFO L131 LiptonReduction]: Checked pairs total: 53890 [2020-11-12 00:25:06,852 INFO L133 LiptonReduction]: Total number of compositions: 200 [2020-11-12 00:25:06,852 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 61 places, 60 transitions, 165 flow [2020-11-12 00:29:40,639 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 324769 states, 324674 states have (on average 6.2619427487264145) internal successors, (2033090), 324768 states have internal predecessors, (2033090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:29:41,056 INFO L276 IsEmpty]: Start isEmpty. Operand has 324769 states, 324674 states have (on average 6.2619427487264145) internal successors, (2033090), 324768 states have internal predecessors, (2033090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:29:41,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-12 00:29:41,057 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:29:41,057 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:29:41,057 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:29:41,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:29:41,058 INFO L82 PathProgramCache]: Analyzing trace with hash -1403707709, now seen corresponding path program 1 times [2020-11-12 00:29:41,058 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:29:41,058 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445275505] [2020-11-12 00:29:41,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:29:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:29:41,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 00:29:41,097 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445275505] [2020-11-12 00:29:41,097 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:29:41,098 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-12 00:29:41,098 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378635782] [2020-11-12 00:29:41,098 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-12 00:29:41,098 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:29:41,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-12 00:29:41,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 00:29:41,506 INFO L87 Difference]: Start difference. First operand has 324769 states, 324674 states have (on average 6.2619427487264145) internal successors, (2033090), 324768 states have internal predecessors, (2033090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:29:48,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:29:48,388 INFO L93 Difference]: Finished difference Result 344451 states and 2104167 transitions. [2020-11-12 00:29:48,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-12 00:29:48,388 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2020-11-12 00:29:48,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:29:53,690 INFO L225 Difference]: With dead ends: 344451 [2020-11-12 00:29:53,691 INFO L226 Difference]: Without dead ends: 344451 [2020-11-12 00:29:53,691 INFO L749 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 [2020-11-12 00:30:16,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344451 states. [2020-11-12 00:30:28,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344451 to 315747. [2020-11-12 00:30:29,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 315747 states, 315715 states have (on average 6.200288234642003) internal successors, (1957524), 315746 states have internal predecessors, (1957524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:30:34,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315747 states to 315747 states and 1957524 transitions. [2020-11-12 00:30:34,688 INFO L78 Accepts]: Start accepts. Automaton has 315747 states and 1957524 transitions. Word has length 7 [2020-11-12 00:30:34,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:30:34,688 INFO L481 AbstractCegarLoop]: Abstraction has 315747 states and 1957524 transitions. [2020-11-12 00:30:34,688 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:30:34,689 INFO L276 IsEmpty]: Start isEmpty. Operand 315747 states and 1957524 transitions. [2020-11-12 00:30:34,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-12 00:30:34,689 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:30:34,689 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:30:34,689 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-11-12 00:30:34,689 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:30:34,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:30:34,690 INFO L82 PathProgramCache]: Analyzing trace with hash -2090674980, now seen corresponding path program 1 times [2020-11-12 00:30:34,690 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:30:34,690 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402439990] [2020-11-12 00:30:34,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:30:34,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:30:34,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 00:30:34,727 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402439990] [2020-11-12 00:30:34,727 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:30:34,728 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-12 00:30:34,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196127486] [2020-11-12 00:30:34,728 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-12 00:30:34,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:30:34,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-12 00:30:34,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-12 00:30:34,729 INFO L87 Difference]: Start difference. First operand 315747 states and 1957524 transitions. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:30:49,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:30:49,504 INFO L93 Difference]: Finished difference Result 762163 states and 4697165 transitions. [2020-11-12 00:30:49,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-12 00:30:49,505 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2020-11-12 00:30:49,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:31:02,411 INFO L225 Difference]: With dead ends: 762163 [2020-11-12 00:31:02,411 INFO L226 Difference]: Without dead ends: 762163 [2020-11-12 00:31:02,413 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-12 00:31:38,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 762163 states. [2020-11-12 00:32:09,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 762163 to 498867. [2020-11-12 00:32:11,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498867 states, 498835 states have (on average 6.267080297092225) internal successors, (3126239), 498866 states have internal predecessors, (3126239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:32:22,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498867 states to 498867 states and 3126239 transitions. [2020-11-12 00:32:22,620 INFO L78 Accepts]: Start accepts. Automaton has 498867 states and 3126239 transitions. Word has length 10 [2020-11-12 00:32:22,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:32:22,620 INFO L481 AbstractCegarLoop]: Abstraction has 498867 states and 3126239 transitions. [2020-11-12 00:32:22,620 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 00:32:22,620 INFO L276 IsEmpty]: Start isEmpty. Operand 498867 states and 3126239 transitions. [2020-11-12 00:32:22,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-12 00:32:22,622 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:32:22,622 INFO L494 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:32:22,622 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-11-12 00:32:22,622 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:32:22,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:32:22,623 INFO L82 PathProgramCache]: Analyzing trace with hash 445341366, now seen corresponding path program 1 times [2020-11-12 00:32:22,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:32:22,623 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956961988] [2020-11-12 00:32:22,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:32:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:32:22,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-12 00:32:22,698 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956961988] [2020-11-12 00:32:22,699 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:32:22,699 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-12 00:32:22,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420421999] [2020-11-12 00:32:22,699 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-12 00:32:22,699 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:32:22,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-12 00:32:22,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-12 00:32:22,700 INFO L87 Difference]: Start difference. First operand 498867 states and 3126239 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)