/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_87-lists_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-11 22:10:32,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-11 22:10:32,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-11 22:10:32,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-11 22:10:32,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-11 22:10:32,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-11 22:10:32,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-11 22:10:32,377 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-11 22:10:32,379 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-11 22:10:32,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-11 22:10:32,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-11 22:10:32,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-11 22:10:32,386 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-11 22:10:32,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-11 22:10:32,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-11 22:10:32,390 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-11 22:10:32,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-11 22:10:32,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-11 22:10:32,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-11 22:10:32,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-11 22:10:32,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-11 22:10:32,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-11 22:10:32,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-11 22:10:32,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-11 22:10:32,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-11 22:10:32,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-11 22:10:32,424 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-11 22:10:32,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-11 22:10:32,428 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-PN-SemanticLbe.epf [2021-03-11 22:10:32,462 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-11 22:10:32,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-11 22:10:32,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-11 22:10:32,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-11 22:10:32,466 INFO L138 SettingsManager]: * Use SBE=true [2021-03-11 22:10:32,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-11 22:10:32,466 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-11 22:10:32,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-11 22:10:32,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-11 22:10:32,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-11 22:10:32,468 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-11 22:10:32,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-11 22:10:32,468 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-11 22:10:32,468 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-11 22:10:32,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-11 22:10:32,468 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-11 22:10:32,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-11 22:10:32,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-11 22:10:32,469 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-11 22:10:32,469 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-11 22:10:32,470 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-11 22:10:32,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 22:10:32,470 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-11 22:10:32,470 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-11 22:10:32,470 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-11 22:10:32,470 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-11 22:10:32,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-11 22:10:32,471 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-11 22:10:32,471 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-11 22:10:32,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-11 22:10:32,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-11 22:10:32,804 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-11 22:10:32,805 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-11 22:10:32,805 INFO L275 PluginConnector]: CDTParser initialized [2021-03-11 22:10:32,806 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_87-lists_racefree.i [2021-03-11 22:10:32,854 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/023492d01/ae628a90bf0c47a89e912912e39cc234/FLAGbb584e1af [2021-03-11 22:10:33,391 INFO L306 CDTParser]: Found 1 translation units. [2021-03-11 22:10:33,392 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_87-lists_racefree.i [2021-03-11 22:10:33,402 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/023492d01/ae628a90bf0c47a89e912912e39cc234/FLAGbb584e1af [2021-03-11 22:10:33,874 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/023492d01/ae628a90bf0c47a89e912912e39cc234 [2021-03-11 22:10:33,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-11 22:10:33,881 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-11 22:10:33,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-11 22:10:33,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-11 22:10:33,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-11 22:10:33,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 10:10:33" (1/1) ... [2021-03-11 22:10:33,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47f60197 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:10:33, skipping insertion in model container [2021-03-11 22:10:33,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 10:10:33" (1/1) ... [2021-03-11 22:10:33,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-11 22:10:33,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-11 22:10:34,351 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_87-lists_racefree.i[46775,46788] [2021-03-11 22:10:34,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 22:10:34,489 INFO L203 MainTranslator]: Completed pre-run [2021-03-11 22:10:34,532 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_87-lists_racefree.i[46775,46788] [2021-03-11 22:10:34,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 22:10:34,693 INFO L208 MainTranslator]: Completed translation [2021-03-11 22:10:34,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:10:34 WrapperNode [2021-03-11 22:10:34,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-11 22:10:34,695 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-11 22:10:34,695 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-11 22:10:34,695 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-11 22:10:34,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:10:34" (1/1) ... [2021-03-11 22:10:34,735 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:10:34" (1/1) ... [2021-03-11 22:10:34,770 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-11 22:10:34,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-11 22:10:34,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-11 22:10:34,772 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-11 22:10:34,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:10:34" (1/1) ... [2021-03-11 22:10:34,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:10:34" (1/1) ... [2021-03-11 22:10:34,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:10:34" (1/1) ... [2021-03-11 22:10:34,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:10:34" (1/1) ... [2021-03-11 22:10:34,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:10:34" (1/1) ... [2021-03-11 22:10:34,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:10:34" (1/1) ... [2021-03-11 22:10:34,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:10:34" (1/1) ... [2021-03-11 22:10:34,821 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-11 22:10:34,822 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-11 22:10:34,822 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-11 22:10:34,822 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-11 22:10:34,826 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:10:34" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 22:10:34,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-11 22:10:34,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-03-11 22:10:34,887 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2021-03-11 22:10:34,887 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2021-03-11 22:10:34,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-11 22:10:34,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-11 22:10:34,888 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2021-03-11 22:10:34,888 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2021-03-11 22:10:34,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-11 22:10:34,889 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-03-11 22:10:34,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-03-11 22:10:34,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-03-11 22:10:34,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-11 22:10:34,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-11 22:10:34,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-11 22:10:34,890 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-11 22:10:35,470 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-11 22:10:35,471 INFO L299 CfgBuilder]: Removed 30 assume(true) statements. [2021-03-11 22:10:35,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 10:10:35 BoogieIcfgContainer [2021-03-11 22:10:35,473 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-11 22:10:35,474 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-11 22:10:35,474 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-11 22:10:35,476 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-11 22:10:35,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.03 10:10:33" (1/3) ... [2021-03-11 22:10:35,477 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c78fdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 10:10:35, skipping insertion in model container [2021-03-11 22:10:35,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:10:34" (2/3) ... [2021-03-11 22:10:35,478 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c78fdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 10:10:35, skipping insertion in model container [2021-03-11 22:10:35,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 10:10:35" (3/3) ... [2021-03-11 22:10:35,479 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_87-lists_racefree.i [2021-03-11 22:10:35,484 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-11 22:10:35,487 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-11 22:10:35,488 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-11 22:10:35,541 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,541 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,541 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,541 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,542 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,542 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,542 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,542 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,542 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,542 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,542 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,542 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,543 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,543 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,543 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,543 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,543 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,543 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,543 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,543 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,544 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,544 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,544 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,544 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,544 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,544 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,544 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,544 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,544 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,545 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,545 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,545 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,545 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,545 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,545 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,545 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,545 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,545 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,545 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,546 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,546 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,546 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,546 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,546 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,546 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,546 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,546 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,546 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,546 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,546 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,547 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,547 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,547 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,547 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,547 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,547 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,547 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,547 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,547 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,548 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,548 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,548 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,548 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,548 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,548 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,548 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,548 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,549 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,549 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,549 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,549 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,549 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,549 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,549 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,549 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,549 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,549 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,550 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,550 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,550 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,550 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,550 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,550 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,550 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,550 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,551 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,551 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,551 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,551 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,551 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,551 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,551 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,551 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,552 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,552 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,552 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,552 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,552 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,552 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,552 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,552 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,553 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,553 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,553 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,553 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,553 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,553 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,553 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,553 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,553 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,554 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,554 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,554 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,554 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,554 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,554 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,554 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,554 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,554 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,555 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,555 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,555 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,555 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,555 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,555 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,555 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,555 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,555 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,556 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,556 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,556 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,556 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,556 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,556 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,556 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,556 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,557 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,557 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,557 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,557 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,557 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,557 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,557 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,557 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,557 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,558 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,558 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,558 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,558 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,558 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,558 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,558 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,558 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,558 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,559 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,559 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,559 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,559 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,559 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,559 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,559 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,559 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,560 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,560 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,560 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,560 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,560 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,560 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,560 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,560 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,560 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,561 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,561 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,561 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,561 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,561 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,561 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,561 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,561 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,562 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,562 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,562 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,562 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,562 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,562 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,562 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,562 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,563 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,563 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,563 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,563 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,563 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,563 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,563 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,563 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,564 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,564 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,564 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,564 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,564 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,564 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,564 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,565 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,565 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,565 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,565 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,565 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,565 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,565 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,565 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,566 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,566 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,566 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,566 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,566 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,566 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,566 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,566 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,567 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,567 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,567 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,567 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,567 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,567 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,567 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,568 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,568 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,568 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,568 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,568 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,568 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,568 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,569 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,569 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,569 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,569 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,569 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,569 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,569 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,570 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,570 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,570 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,570 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,570 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,570 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,570 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,571 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,571 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,571 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,571 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,571 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,571 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,571 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,572 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,572 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,572 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,572 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,572 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,572 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,572 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,573 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,573 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,573 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,573 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,573 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,573 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,573 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,574 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,574 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,574 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,575 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,575 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,575 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,575 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,575 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,576 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,576 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,576 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,576 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,576 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,576 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,577 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,577 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,577 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,577 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,577 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,577 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,577 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,577 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,578 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,578 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,578 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,578 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,578 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,578 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,578 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,578 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,579 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,579 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,579 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,579 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,579 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,579 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,579 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,580 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,580 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,580 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,580 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,580 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,580 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,580 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,580 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,581 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,581 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,581 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,581 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,581 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,581 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,581 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,582 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,582 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,582 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,582 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,582 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,582 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,582 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,583 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,583 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,583 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,583 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,583 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,583 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,583 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,583 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,584 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,584 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,584 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,584 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,584 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,584 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,584 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,584 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,584 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,584 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,585 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,585 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,585 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,585 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,585 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,585 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,585 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,585 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,586 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,586 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,586 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,586 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,586 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,586 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,586 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,586 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,587 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,587 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,587 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,587 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,587 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,587 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,587 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,587 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,588 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,588 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,588 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,588 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,588 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,588 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,588 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,588 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,589 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,589 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,589 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,589 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,589 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,589 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,589 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,590 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,590 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,590 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,590 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,590 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,590 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,590 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,590 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,591 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,591 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,591 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,591 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,591 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,591 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,591 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,591 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,592 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,592 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,592 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,592 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,592 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,592 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,592 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,592 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,593 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,593 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,593 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,593 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,593 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,593 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,593 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,594 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,594 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,594 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,594 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,594 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,594 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,595 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,595 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,595 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,595 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,595 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,595 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,595 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,595 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,597 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,597 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,598 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,598 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,598 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,598 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,598 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,598 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,598 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,598 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,599 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,599 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,599 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,599 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,599 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,599 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,599 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,600 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,600 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,600 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,600 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,600 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,600 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,600 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,600 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,601 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,601 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,601 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,601 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,604 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,604 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,604 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,604 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,604 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,605 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,605 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,605 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,605 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,605 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,605 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,605 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,605 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,606 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,606 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,606 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,606 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,606 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,606 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,606 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,606 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,607 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,607 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,623 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,624 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,624 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,624 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,624 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,624 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,625 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,625 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,630 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,630 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,630 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,630 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,630 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,631 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,631 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,631 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 22:10:35,638 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-11 22:10:35,654 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-03-11 22:10:35,677 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-11 22:10:35,677 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-11 22:10:35,677 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-11 22:10:35,677 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-11 22:10:35,677 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-11 22:10:35,677 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-11 22:10:35,677 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-11 22:10:35,677 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-11 22:10:35,689 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 192 places, 212 transitions, 446 flow [2021-03-11 22:10:35,782 INFO L129 PetriNetUnfolder]: 54/398 cut-off events. [2021-03-11 22:10:35,782 INFO L130 PetriNetUnfolder]: For 8/16 co-relation queries the response was YES. [2021-03-11 22:10:35,799 INFO L84 FinitePrefix]: Finished finitePrefix Result has 418 conditions, 398 events. 54/398 cut-off events. For 8/16 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1636 event pairs, 0 based on Foata normal form. 0/334 useless extension candidates. Maximal degree in co-relation 203. Up to 8 conditions per place. [2021-03-11 22:10:35,800 INFO L82 GeneralOperation]: Start removeDead. Operand has 192 places, 212 transitions, 446 flow [2021-03-11 22:10:35,814 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 192 places, 210 transitions, 436 flow [2021-03-11 22:10:35,817 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-11 22:10:35,825 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 192 places, 210 transitions, 436 flow [2021-03-11 22:10:35,829 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 192 places, 210 transitions, 436 flow [2021-03-11 22:10:35,829 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 192 places, 210 transitions, 436 flow [2021-03-11 22:10:35,895 INFO L129 PetriNetUnfolder]: 50/386 cut-off events. [2021-03-11 22:10:35,895 INFO L130 PetriNetUnfolder]: For 4/8 co-relation queries the response was YES. [2021-03-11 22:10:35,898 INFO L84 FinitePrefix]: Finished finitePrefix Result has 402 conditions, 386 events. 50/386 cut-off events. For 4/8 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1557 event pairs, 0 based on Foata normal form. 0/322 useless extension candidates. Maximal degree in co-relation 191. Up to 8 conditions per place. [2021-03-11 22:10:35,909 INFO L116 LiptonReduction]: Number of co-enabled transitions 13518 [2021-03-11 22:10:40,895 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 3 [2021-03-11 22:11:18,620 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-11 22:11:18,747 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-03-11 22:11:18,896 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-11 22:11:19,038 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-03-11 22:11:19,367 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 115 [2021-03-11 22:11:19,491 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-03-11 22:11:19,772 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 115 [2021-03-11 22:11:19,904 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-03-11 22:11:20,392 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 129 [2021-03-11 22:11:20,647 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-03-11 22:11:21,039 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 129 [2021-03-11 22:11:21,226 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-03-11 22:11:21,248 INFO L131 LiptonReduction]: Checked pairs total: 21756 [2021-03-11 22:11:21,248 INFO L133 LiptonReduction]: Total number of compositions: 176 [2021-03-11 22:11:21,250 INFO L182 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 45435 [2021-03-11 22:11:21,256 INFO L129 PetriNetUnfolder]: 1/21 cut-off events. [2021-03-11 22:11:21,256 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 22:11:21,256 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 22:11:21,257 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1] [2021-03-11 22:11:21,257 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 22:11:21,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 22:11:21,261 INFO L82 PathProgramCache]: Analyzing trace with hash -152032332, now seen corresponding path program 1 times [2021-03-11 22:11:21,266 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 22:11:21,266 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011864562] [2021-03-11 22:11:21,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 22:11:21,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 22:11:21,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:21,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:21,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:11:21,413 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011864562] [2021-03-11 22:11:21,413 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 22:11:21,413 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-11 22:11:21,414 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919404541] [2021-03-11 22:11:21,422 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-11 22:11:21,422 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 22:11:21,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-11 22:11:21,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 22:11:21,438 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 388 [2021-03-11 22:11:21,444 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 66 transitions, 148 flow. Second operand has 3 states, 3 states have (on average 321.6666666666667) internal successors, (965), 3 states have internal predecessors, (965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:21,444 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 22:11:21,444 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 388 [2021-03-11 22:11:21,445 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 22:11:21,487 INFO L129 PetriNetUnfolder]: 9/110 cut-off events. [2021-03-11 22:11:21,488 INFO L130 PetriNetUnfolder]: For 4/8 co-relation queries the response was YES. [2021-03-11 22:11:21,488 INFO L84 FinitePrefix]: Finished finitePrefix Result has 131 conditions, 110 events. 9/110 cut-off events. For 4/8 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 440 event pairs, 0 based on Foata normal form. 16/103 useless extension candidates. Maximal degree in co-relation 119. Up to 6 conditions per place. [2021-03-11 22:11:21,490 INFO L132 encePairwiseOnDemand]: 374/388 looper letters, 2 selfloop transitions, 2 changer transitions 0/56 dead transitions. [2021-03-11 22:11:21,490 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 56 transitions, 136 flow [2021-03-11 22:11:21,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-11 22:11:21,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-11 22:11:21,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 979 transitions. [2021-03-11 22:11:21,509 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8410652920962199 [2021-03-11 22:11:21,509 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 979 transitions. [2021-03-11 22:11:21,510 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 979 transitions. [2021-03-11 22:11:21,514 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 22:11:21,516 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 979 transitions. [2021-03-11 22:11:21,521 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 326.3333333333333) internal successors, (979), 3 states have internal predecessors, (979), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:21,531 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 388.0) internal successors, (1552), 4 states have internal predecessors, (1552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:21,532 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 388.0) internal successors, (1552), 4 states have internal predecessors, (1552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:21,534 INFO L185 Difference]: Start difference. First operand has 55 places, 66 transitions, 148 flow. Second operand 3 states and 979 transitions. [2021-03-11 22:11:21,534 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 56 transitions, 136 flow [2021-03-11 22:11:21,537 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 56 transitions, 136 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-11 22:11:21,538 INFO L241 Difference]: Finished difference. Result has 58 places, 56 transitions, 138 flow [2021-03-11 22:11:21,540 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=388, PETRI_DIFFERENCE_MINUEND_FLOW=126, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=138, PETRI_PLACES=58, PETRI_TRANSITIONS=56} [2021-03-11 22:11:21,541 INFO L335 CegarLoopForPetriNet]: 55 programPoint places, 3 predicate places. [2021-03-11 22:11:21,541 INFO L480 AbstractCegarLoop]: Abstraction has has 58 places, 56 transitions, 138 flow [2021-03-11 22:11:21,542 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 321.6666666666667) internal successors, (965), 3 states have internal predecessors, (965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:21,542 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 22:11:21,542 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2021-03-11 22:11:21,542 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-11 22:11:21,542 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 22:11:21,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 22:11:21,544 INFO L82 PathProgramCache]: Analyzing trace with hash 374301980, now seen corresponding path program 1 times [2021-03-11 22:11:21,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 22:11:21,544 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848660857] [2021-03-11 22:11:21,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 22:11:21,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 22:11:21,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:21,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:21,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:21,657 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:11:21,657 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848660857] [2021-03-11 22:11:21,658 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1201673665] [2021-03-11 22:11:21,658 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 [2021-03-11 22:11:21,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 22:11:21,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-11 22:11:21,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 22:11:21,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:21,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:21,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:21,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:21,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:21,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:21,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:21,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:21,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:21,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:21,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:21,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:21,836 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 22:11:21,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:21,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:21,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:21,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:21,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:21,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:21,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:21,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:21,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:21,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:21,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:21,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:21,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:21,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:21,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:21,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:21,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:21,847 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:11:21,847 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 22:11:21,847 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-03-11 22:11:21,848 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600786078] [2021-03-11 22:11:21,848 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 22:11:21,849 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 22:11:21,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 22:11:21,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-03-11 22:11:21,851 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 388 [2021-03-11 22:11:21,853 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 56 transitions, 138 flow. Second operand has 5 states, 5 states have (on average 322.0) internal successors, (1610), 5 states have internal predecessors, (1610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:21,853 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 22:11:21,853 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 388 [2021-03-11 22:11:21,853 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 22:11:21,886 INFO L129 PetriNetUnfolder]: 9/111 cut-off events. [2021-03-11 22:11:21,886 INFO L130 PetriNetUnfolder]: For 4/8 co-relation queries the response was YES. [2021-03-11 22:11:21,886 INFO L84 FinitePrefix]: Finished finitePrefix Result has 141 conditions, 111 events. 9/111 cut-off events. For 4/8 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 440 event pairs, 0 based on Foata normal form. 0/88 useless extension candidates. Maximal degree in co-relation 128. Up to 6 conditions per place. [2021-03-11 22:11:21,887 INFO L132 encePairwiseOnDemand]: 385/388 looper letters, 2 selfloop transitions, 3 changer transitions 0/57 dead transitions. [2021-03-11 22:11:21,887 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 57 transitions, 152 flow [2021-03-11 22:11:21,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-11 22:11:21,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-11 22:11:21,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1290 transitions. [2021-03-11 22:11:21,891 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8311855670103093 [2021-03-11 22:11:21,891 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 1290 transitions. [2021-03-11 22:11:21,891 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 1290 transitions. [2021-03-11 22:11:21,892 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 22:11:21,892 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 1290 transitions. [2021-03-11 22:11:21,894 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 322.5) internal successors, (1290), 4 states have internal predecessors, (1290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:21,897 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 388.0) internal successors, (1940), 5 states have internal predecessors, (1940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:21,898 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 388.0) internal successors, (1940), 5 states have internal predecessors, (1940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:21,898 INFO L185 Difference]: Start difference. First operand has 58 places, 56 transitions, 138 flow. Second operand 4 states and 1290 transitions. [2021-03-11 22:11:21,898 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 57 transitions, 152 flow [2021-03-11 22:11:21,899 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 57 transitions, 148 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-03-11 22:11:21,900 INFO L241 Difference]: Finished difference. Result has 61 places, 57 transitions, 150 flow [2021-03-11 22:11:21,901 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=388, PETRI_DIFFERENCE_MINUEND_FLOW=134, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=150, PETRI_PLACES=61, PETRI_TRANSITIONS=57} [2021-03-11 22:11:21,901 INFO L335 CegarLoopForPetriNet]: 55 programPoint places, 6 predicate places. [2021-03-11 22:11:21,901 INFO L480 AbstractCegarLoop]: Abstraction has has 61 places, 57 transitions, 150 flow [2021-03-11 22:11:21,902 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 322.0) internal successors, (1610), 5 states have internal predecessors, (1610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:21,902 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 22:11:21,902 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1] [2021-03-11 22:11:22,115 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-03-11 22:11:22,115 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 22:11:22,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 22:11:22,116 INFO L82 PathProgramCache]: Analyzing trace with hash -489203532, now seen corresponding path program 2 times [2021-03-11 22:11:22,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 22:11:22,116 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899187216] [2021-03-11 22:11:22,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 22:11:22,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 22:11:22,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:22,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:22,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:22,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:22,207 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:11:22,207 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899187216] [2021-03-11 22:11:22,207 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [857990744] [2021-03-11 22:11:22,207 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 [2021-03-11 22:11:22,344 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 22:11:22,344 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 22:11:22,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-11 22:11:22,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 22:11:22,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:22,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:22,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:22,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:22,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:22,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:22,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:22,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:22,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:22,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:22,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:22,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:22,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:22,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:22,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:22,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:22,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:22,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:22,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:22,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:22,384 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 22:11:22,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:22,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:22,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:22,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:22,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:22,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:22,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:22,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:22,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:22,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:22,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:22,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:22,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:22,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:22,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:22,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:22,403 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:11:22,403 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 22:11:22,403 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-11 22:11:22,403 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954748790] [2021-03-11 22:11:22,403 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 22:11:22,403 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 22:11:22,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 22:11:22,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-11 22:11:22,406 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 388 [2021-03-11 22:11:22,408 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 57 transitions, 150 flow. Second operand has 6 states, 6 states have (on average 322.0) internal successors, (1932), 6 states have internal predecessors, (1932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:22,408 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 22:11:22,408 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 388 [2021-03-11 22:11:22,409 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 22:11:22,451 INFO L129 PetriNetUnfolder]: 9/112 cut-off events. [2021-03-11 22:11:22,452 INFO L130 PetriNetUnfolder]: For 4/8 co-relation queries the response was YES. [2021-03-11 22:11:22,452 INFO L84 FinitePrefix]: Finished finitePrefix Result has 150 conditions, 112 events. 9/112 cut-off events. For 4/8 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 439 event pairs, 0 based on Foata normal form. 0/89 useless extension candidates. Maximal degree in co-relation 131. Up to 6 conditions per place. [2021-03-11 22:11:22,452 INFO L132 encePairwiseOnDemand]: 385/388 looper letters, 2 selfloop transitions, 4 changer transitions 0/58 dead transitions. [2021-03-11 22:11:22,453 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 58 transitions, 168 flow [2021-03-11 22:11:22,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 22:11:22,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 22:11:22,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1612 transitions. [2021-03-11 22:11:22,456 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8309278350515464 [2021-03-11 22:11:22,456 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1612 transitions. [2021-03-11 22:11:22,456 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1612 transitions. [2021-03-11 22:11:22,457 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 22:11:22,457 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1612 transitions. [2021-03-11 22:11:22,460 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 322.4) internal successors, (1612), 5 states have internal predecessors, (1612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:22,463 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 388.0) internal successors, (2328), 6 states have internal predecessors, (2328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:22,464 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 388.0) internal successors, (2328), 6 states have internal predecessors, (2328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:22,464 INFO L185 Difference]: Start difference. First operand has 61 places, 57 transitions, 150 flow. Second operand 5 states and 1612 transitions. [2021-03-11 22:11:22,464 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 58 transitions, 168 flow [2021-03-11 22:11:22,466 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 58 transitions, 160 flow, removed 2 selfloop flow, removed 2 redundant places. [2021-03-11 22:11:22,467 INFO L241 Difference]: Finished difference. Result has 64 places, 58 transitions, 162 flow [2021-03-11 22:11:22,468 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=388, PETRI_DIFFERENCE_MINUEND_FLOW=142, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=162, PETRI_PLACES=64, PETRI_TRANSITIONS=58} [2021-03-11 22:11:22,468 INFO L335 CegarLoopForPetriNet]: 55 programPoint places, 9 predicate places. [2021-03-11 22:11:22,468 INFO L480 AbstractCegarLoop]: Abstraction has has 64 places, 58 transitions, 162 flow [2021-03-11 22:11:22,469 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 322.0) internal successors, (1932), 6 states have internal predecessors, (1932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:22,469 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 22:11:22,469 INFO L255 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1] [2021-03-11 22:11:22,684 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 22:11:22,685 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 22:11:22,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 22:11:22,685 INFO L82 PathProgramCache]: Analyzing trace with hash -1488070628, now seen corresponding path program 3 times [2021-03-11 22:11:22,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 22:11:22,685 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676131853] [2021-03-11 22:11:22,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 22:11:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 22:11:22,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:22,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:22,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:22,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:22,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:22,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:22,787 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:11:22,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676131853] [2021-03-11 22:11:22,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [445015951] [2021-03-11 22:11:22,787 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 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 [2021-03-11 22:11:23,016 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-11 22:11:23,016 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 22:11:23,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-11 22:11:23,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 22:11:23,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:23,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:23,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:23,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:23,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:23,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:23,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:23,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:23,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:23,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:23,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:23,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:23,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:23,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:23,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:23,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:23,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:23,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:23,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,056 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 22:11:23,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,065 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:11:23,065 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 22:11:23,065 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-03-11 22:11:23,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341825428] [2021-03-11 22:11:23,066 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-11 22:11:23,066 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 22:11:23,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-11 22:11:23,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-03-11 22:11:23,072 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 388 [2021-03-11 22:11:23,074 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 58 transitions, 162 flow. Second operand has 7 states, 7 states have (on average 322.0) internal successors, (2254), 7 states have internal predecessors, (2254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:23,074 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 22:11:23,074 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 388 [2021-03-11 22:11:23,074 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 22:11:23,109 INFO L129 PetriNetUnfolder]: 9/113 cut-off events. [2021-03-11 22:11:23,109 INFO L130 PetriNetUnfolder]: For 5/9 co-relation queries the response was YES. [2021-03-11 22:11:23,110 INFO L84 FinitePrefix]: Finished finitePrefix Result has 159 conditions, 113 events. 9/113 cut-off events. For 5/9 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 440 event pairs, 0 based on Foata normal form. 0/90 useless extension candidates. Maximal degree in co-relation 134. Up to 6 conditions per place. [2021-03-11 22:11:23,110 INFO L132 encePairwiseOnDemand]: 385/388 looper letters, 2 selfloop transitions, 5 changer transitions 0/59 dead transitions. [2021-03-11 22:11:23,110 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 59 transitions, 184 flow [2021-03-11 22:11:23,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 22:11:23,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-11 22:11:23,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1934 transitions. [2021-03-11 22:11:23,114 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8307560137457045 [2021-03-11 22:11:23,115 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1934 transitions. [2021-03-11 22:11:23,115 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1934 transitions. [2021-03-11 22:11:23,115 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 22:11:23,116 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1934 transitions. [2021-03-11 22:11:23,119 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 322.3333333333333) internal successors, (1934), 6 states have internal predecessors, (1934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:23,123 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 388.0) internal successors, (2716), 7 states have internal predecessors, (2716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:23,124 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 388.0) internal successors, (2716), 7 states have internal predecessors, (2716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:23,125 INFO L185 Difference]: Start difference. First operand has 64 places, 58 transitions, 162 flow. Second operand 6 states and 1934 transitions. [2021-03-11 22:11:23,125 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 59 transitions, 184 flow [2021-03-11 22:11:23,126 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 59 transitions, 172 flow, removed 3 selfloop flow, removed 3 redundant places. [2021-03-11 22:11:23,127 INFO L241 Difference]: Finished difference. Result has 67 places, 59 transitions, 174 flow [2021-03-11 22:11:23,127 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=388, PETRI_DIFFERENCE_MINUEND_FLOW=150, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=174, PETRI_PLACES=67, PETRI_TRANSITIONS=59} [2021-03-11 22:11:23,127 INFO L335 CegarLoopForPetriNet]: 55 programPoint places, 12 predicate places. [2021-03-11 22:11:23,127 INFO L480 AbstractCegarLoop]: Abstraction has has 67 places, 59 transitions, 174 flow [2021-03-11 22:11:23,128 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 322.0) internal successors, (2254), 7 states have internal predecessors, (2254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:23,129 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 22:11:23,129 INFO L255 CegarLoopForPetriNet]: trace histogram [4, 2, 1, 1, 1, 1, 1] [2021-03-11 22:11:23,351 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 22:11:23,351 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 22:11:23,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 22:11:23,352 INFO L82 PathProgramCache]: Analyzing trace with hash 1906787764, now seen corresponding path program 4 times [2021-03-11 22:11:23,352 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 22:11:23,352 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252628444] [2021-03-11 22:11:23,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 22:11:23,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 22:11:23,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,441 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:11:23,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252628444] [2021-03-11 22:11:23,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [105717260] [2021-03-11 22:11:23,443 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST 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 [2021-03-11 22:11:23,554 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-11 22:11:23,554 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 22:11:23,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-11 22:11:23,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 22:11:23,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:23,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:23,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:23,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:23,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:23,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:23,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:23,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:23,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:23,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:23,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:23,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:23,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:23,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:23,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:23,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:23,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:23,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:23,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:23,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:23,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:23,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:23,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:23,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:23,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,608 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 22:11:23,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:23,618 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:11:23,618 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 22:11:23,619 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-11 22:11:23,619 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597392836] [2021-03-11 22:11:23,619 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-11 22:11:23,619 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 22:11:23,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-11 22:11:23,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-03-11 22:11:23,622 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 388 [2021-03-11 22:11:23,624 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 59 transitions, 174 flow. Second operand has 8 states, 8 states have (on average 322.0) internal successors, (2576), 8 states have internal predecessors, (2576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:23,624 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 22:11:23,624 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 388 [2021-03-11 22:11:23,624 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 22:11:23,671 INFO L129 PetriNetUnfolder]: 9/114 cut-off events. [2021-03-11 22:11:23,671 INFO L130 PetriNetUnfolder]: For 7/11 co-relation queries the response was YES. [2021-03-11 22:11:23,672 INFO L84 FinitePrefix]: Finished finitePrefix Result has 168 conditions, 114 events. 9/114 cut-off events. For 7/11 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 439 event pairs, 0 based on Foata normal form. 0/91 useless extension candidates. Maximal degree in co-relation 137. Up to 6 conditions per place. [2021-03-11 22:11:23,673 INFO L132 encePairwiseOnDemand]: 385/388 looper letters, 2 selfloop transitions, 6 changer transitions 0/60 dead transitions. [2021-03-11 22:11:23,673 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 60 transitions, 200 flow [2021-03-11 22:11:23,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-11 22:11:23,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-11 22:11:23,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 2256 transitions. [2021-03-11 22:11:23,678 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8306332842415317 [2021-03-11 22:11:23,678 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 2256 transitions. [2021-03-11 22:11:23,678 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 2256 transitions. [2021-03-11 22:11:23,679 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 22:11:23,679 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 2256 transitions. [2021-03-11 22:11:23,683 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 322.2857142857143) internal successors, (2256), 7 states have internal predecessors, (2256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:23,687 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 388.0) internal successors, (3104), 8 states have internal predecessors, (3104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:23,688 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 388.0) internal successors, (3104), 8 states have internal predecessors, (3104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:23,688 INFO L185 Difference]: Start difference. First operand has 67 places, 59 transitions, 174 flow. Second operand 7 states and 2256 transitions. [2021-03-11 22:11:23,688 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 60 transitions, 200 flow [2021-03-11 22:11:23,691 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 69 places, 60 transitions, 184 flow, removed 4 selfloop flow, removed 4 redundant places. [2021-03-11 22:11:23,694 INFO L241 Difference]: Finished difference. Result has 70 places, 60 transitions, 186 flow [2021-03-11 22:11:23,694 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=388, PETRI_DIFFERENCE_MINUEND_FLOW=158, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=59, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=186, PETRI_PLACES=70, PETRI_TRANSITIONS=60} [2021-03-11 22:11:23,695 INFO L335 CegarLoopForPetriNet]: 55 programPoint places, 15 predicate places. [2021-03-11 22:11:23,695 INFO L480 AbstractCegarLoop]: Abstraction has has 70 places, 60 transitions, 186 flow [2021-03-11 22:11:23,696 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 322.0) internal successors, (2576), 8 states have internal predecessors, (2576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:23,696 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 22:11:23,696 INFO L255 CegarLoopForPetriNet]: trace histogram [5, 2, 1, 1, 1, 1, 1] [2021-03-11 22:11:23,919 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 22:11:23,919 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 22:11:23,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 22:11:23,919 INFO L82 PathProgramCache]: Analyzing trace with hash -226784484, now seen corresponding path program 5 times [2021-03-11 22:11:23,919 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 22:11:23,920 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362084800] [2021-03-11 22:11:23,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 22:11:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 22:11:23,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:23,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:23,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:24,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:24,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:24,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:24,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:24,010 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:11:24,011 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362084800] [2021-03-11 22:11:24,011 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [763930722] [2021-03-11 22:11:24,011 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 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 [2021-03-11 22:11:25,527 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-03-11 22:11:25,527 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 22:11:25,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-11 22:11:25,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 22:11:25,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:25,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:25,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:25,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:25,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:25,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:25,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:25,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:25,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:25,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:25,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:25,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:25,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:25,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:25,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:25,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:25,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:25,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:25,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:25,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:25,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:25,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:25,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:25,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:25,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:25,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:25,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:25,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:25,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:25,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:25,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:25,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:25,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:25,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:25,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:25,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:25,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:25,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:25,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:25,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:25,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:25,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:25,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:25,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:25,604 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 22:11:25,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:25,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:25,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:25,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:25,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:25,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:25,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:25,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:25,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:25,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:25,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:25,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:25,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:25,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:25,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:25,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:25,612 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:11:25,612 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 22:11:25,612 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-03-11 22:11:25,612 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644468332] [2021-03-11 22:11:25,613 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-11 22:11:25,613 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 22:11:25,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-11 22:11:25,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2021-03-11 22:11:25,616 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 388 [2021-03-11 22:11:25,618 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 60 transitions, 186 flow. Second operand has 9 states, 9 states have (on average 322.0) internal successors, (2898), 9 states have internal predecessors, (2898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:25,618 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 22:11:25,618 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 388 [2021-03-11 22:11:25,618 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 22:11:25,675 INFO L129 PetriNetUnfolder]: 9/115 cut-off events. [2021-03-11 22:11:25,675 INFO L130 PetriNetUnfolder]: For 10/14 co-relation queries the response was YES. [2021-03-11 22:11:25,675 INFO L84 FinitePrefix]: Finished finitePrefix Result has 177 conditions, 115 events. 9/115 cut-off events. For 10/14 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 440 event pairs, 0 based on Foata normal form. 0/92 useless extension candidates. Maximal degree in co-relation 140. Up to 6 conditions per place. [2021-03-11 22:11:25,676 INFO L132 encePairwiseOnDemand]: 385/388 looper letters, 2 selfloop transitions, 7 changer transitions 0/61 dead transitions. [2021-03-11 22:11:25,676 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 61 transitions, 216 flow [2021-03-11 22:11:25,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-11 22:11:25,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-11 22:11:25,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 2578 transitions. [2021-03-11 22:11:25,699 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8305412371134021 [2021-03-11 22:11:25,699 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 2578 transitions. [2021-03-11 22:11:25,699 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 2578 transitions. [2021-03-11 22:11:25,700 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 22:11:25,700 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 2578 transitions. [2021-03-11 22:11:25,705 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 322.25) internal successors, (2578), 8 states have internal predecessors, (2578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:25,709 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 388.0) internal successors, (3492), 9 states have internal predecessors, (3492), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:25,709 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 388.0) internal successors, (3492), 9 states have internal predecessors, (3492), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:25,710 INFO L185 Difference]: Start difference. First operand has 70 places, 60 transitions, 186 flow. Second operand 8 states and 2578 transitions. [2021-03-11 22:11:25,710 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 61 transitions, 216 flow [2021-03-11 22:11:25,714 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 61 transitions, 196 flow, removed 5 selfloop flow, removed 5 redundant places. [2021-03-11 22:11:25,715 INFO L241 Difference]: Finished difference. Result has 73 places, 61 transitions, 198 flow [2021-03-11 22:11:25,715 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=388, PETRI_DIFFERENCE_MINUEND_FLOW=166, PETRI_DIFFERENCE_MINUEND_PLACES=65, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=60, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=198, PETRI_PLACES=73, PETRI_TRANSITIONS=61} [2021-03-11 22:11:25,715 INFO L335 CegarLoopForPetriNet]: 55 programPoint places, 18 predicate places. [2021-03-11 22:11:25,715 INFO L480 AbstractCegarLoop]: Abstraction has has 73 places, 61 transitions, 198 flow [2021-03-11 22:11:25,728 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 322.0) internal successors, (2898), 9 states have internal predecessors, (2898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:25,728 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 22:11:25,728 INFO L255 CegarLoopForPetriNet]: trace histogram [6, 2, 1, 1, 1, 1, 1] [2021-03-11 22:11:25,928 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-03-11 22:11:25,929 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 22:11:25,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 22:11:25,929 INFO L82 PathProgramCache]: Analyzing trace with hash -1943014732, now seen corresponding path program 6 times [2021-03-11 22:11:25,929 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 22:11:25,929 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296491964] [2021-03-11 22:11:25,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 22:11:25,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 22:11:25,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:25,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:25,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:26,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:26,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:26,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:26,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:26,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:26,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:26,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:26,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:26,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:26,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:26,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:26,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:26,046 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:11:26,046 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296491964] [2021-03-11 22:11:26,046 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [225546036] [2021-03-11 22:11:26,046 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE 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 [2021-03-11 22:11:27,568 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-03-11 22:11:27,568 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 22:11:27,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-11 22:11:27,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 22:11:27,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:27,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:27,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:27,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:27,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:27,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:27,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:27,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:27,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:27,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:27,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:27,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:27,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:27,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:27,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:27,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:27,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:27,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:27,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:27,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:27,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:27,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:27,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:27,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:27,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:27,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:27,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:27,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:27,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:27,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:27,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:27,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:27,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:27,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:27,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:27,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:27,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:27,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:27,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:27,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:27,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:27,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:27,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:27,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:27,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:27,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:27,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:27,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:27,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:27,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:27,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:27,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:27,634 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 22:11:27,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:27,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:27,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:27,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:27,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:27,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:27,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:27,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:27,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:27,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:27,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:27,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:27,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:27,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:27,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:27,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:27,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:27,644 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:11:27,644 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 22:11:27,644 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2021-03-11 22:11:27,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831349904] [2021-03-11 22:11:27,645 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-11 22:11:27,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 22:11:27,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-11 22:11:27,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-03-11 22:11:27,648 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 388 [2021-03-11 22:11:27,650 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 73 places, 61 transitions, 198 flow. Second operand has 10 states, 10 states have (on average 322.0) internal successors, (3220), 10 states have internal predecessors, (3220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:27,650 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 22:11:27,650 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 388 [2021-03-11 22:11:27,650 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 22:11:27,700 INFO L129 PetriNetUnfolder]: 9/116 cut-off events. [2021-03-11 22:11:27,700 INFO L130 PetriNetUnfolder]: For 14/18 co-relation queries the response was YES. [2021-03-11 22:11:27,700 INFO L84 FinitePrefix]: Finished finitePrefix Result has 186 conditions, 116 events. 9/116 cut-off events. For 14/18 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 439 event pairs, 0 based on Foata normal form. 0/93 useless extension candidates. Maximal degree in co-relation 143. Up to 6 conditions per place. [2021-03-11 22:11:27,701 INFO L132 encePairwiseOnDemand]: 385/388 looper letters, 2 selfloop transitions, 8 changer transitions 0/62 dead transitions. [2021-03-11 22:11:27,701 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 62 transitions, 232 flow [2021-03-11 22:11:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-11 22:11:27,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-11 22:11:27,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2900 transitions. [2021-03-11 22:11:27,707 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8304696449026346 [2021-03-11 22:11:27,707 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2900 transitions. [2021-03-11 22:11:27,707 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2900 transitions. [2021-03-11 22:11:27,708 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 22:11:27,708 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2900 transitions. [2021-03-11 22:11:27,712 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 322.22222222222223) internal successors, (2900), 9 states have internal predecessors, (2900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:27,717 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 388.0) internal successors, (3880), 10 states have internal predecessors, (3880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:27,717 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 388.0) internal successors, (3880), 10 states have internal predecessors, (3880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:27,717 INFO L185 Difference]: Start difference. First operand has 73 places, 61 transitions, 198 flow. Second operand 9 states and 2900 transitions. [2021-03-11 22:11:27,718 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 62 transitions, 232 flow [2021-03-11 22:11:27,718 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 62 transitions, 208 flow, removed 6 selfloop flow, removed 6 redundant places. [2021-03-11 22:11:27,719 INFO L241 Difference]: Finished difference. Result has 76 places, 62 transitions, 210 flow [2021-03-11 22:11:27,720 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=388, PETRI_DIFFERENCE_MINUEND_FLOW=174, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=210, PETRI_PLACES=76, PETRI_TRANSITIONS=62} [2021-03-11 22:11:27,720 INFO L335 CegarLoopForPetriNet]: 55 programPoint places, 21 predicate places. [2021-03-11 22:11:27,720 INFO L480 AbstractCegarLoop]: Abstraction has has 76 places, 62 transitions, 210 flow [2021-03-11 22:11:27,720 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 322.0) internal successors, (3220), 10 states have internal predecessors, (3220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:27,721 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 22:11:27,721 INFO L255 CegarLoopForPetriNet]: trace histogram [7, 2, 1, 1, 1, 1, 1] [2021-03-11 22:11:27,927 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 22:11:27,927 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 22:11:27,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 22:11:27,928 INFO L82 PathProgramCache]: Analyzing trace with hash 688422428, now seen corresponding path program 7 times [2021-03-11 22:11:27,928 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 22:11:27,928 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230856946] [2021-03-11 22:11:27,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 22:11:27,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 22:11:28,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,057 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:11:28,057 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230856946] [2021-03-11 22:11:28,057 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [920443131] [2021-03-11 22:11:28,057 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 22:11:28,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 22:11:28,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-11 22:11:28,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 22:11:28,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,241 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 22:11:28,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,251 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:11:28,251 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 22:11:28,251 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-03-11 22:11:28,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804948047] [2021-03-11 22:11:28,251 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-11 22:11:28,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 22:11:28,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-11 22:11:28,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2021-03-11 22:11:28,255 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 388 [2021-03-11 22:11:28,257 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 62 transitions, 210 flow. Second operand has 11 states, 11 states have (on average 322.0) internal successors, (3542), 11 states have internal predecessors, (3542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:28,257 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 22:11:28,257 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 388 [2021-03-11 22:11:28,258 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 22:11:28,317 INFO L129 PetriNetUnfolder]: 9/117 cut-off events. [2021-03-11 22:11:28,317 INFO L130 PetriNetUnfolder]: For 19/23 co-relation queries the response was YES. [2021-03-11 22:11:28,317 INFO L84 FinitePrefix]: Finished finitePrefix Result has 195 conditions, 117 events. 9/117 cut-off events. For 19/23 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 440 event pairs, 0 based on Foata normal form. 0/94 useless extension candidates. Maximal degree in co-relation 146. Up to 6 conditions per place. [2021-03-11 22:11:28,318 INFO L132 encePairwiseOnDemand]: 385/388 looper letters, 2 selfloop transitions, 9 changer transitions 0/63 dead transitions. [2021-03-11 22:11:28,318 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 63 transitions, 248 flow [2021-03-11 22:11:28,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-11 22:11:28,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-11 22:11:28,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 3222 transitions. [2021-03-11 22:11:28,325 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8304123711340207 [2021-03-11 22:11:28,325 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 3222 transitions. [2021-03-11 22:11:28,325 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 3222 transitions. [2021-03-11 22:11:28,326 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 22:11:28,326 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 3222 transitions. [2021-03-11 22:11:28,331 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 322.2) internal successors, (3222), 10 states have internal predecessors, (3222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:28,336 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 388.0) internal successors, (4268), 11 states have internal predecessors, (4268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:28,337 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 388.0) internal successors, (4268), 11 states have internal predecessors, (4268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:28,337 INFO L185 Difference]: Start difference. First operand has 76 places, 62 transitions, 210 flow. Second operand 10 states and 3222 transitions. [2021-03-11 22:11:28,337 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 63 transitions, 248 flow [2021-03-11 22:11:28,339 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 63 transitions, 220 flow, removed 7 selfloop flow, removed 7 redundant places. [2021-03-11 22:11:28,340 INFO L241 Difference]: Finished difference. Result has 79 places, 63 transitions, 222 flow [2021-03-11 22:11:28,340 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=388, PETRI_DIFFERENCE_MINUEND_FLOW=182, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=62, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=222, PETRI_PLACES=79, PETRI_TRANSITIONS=63} [2021-03-11 22:11:28,340 INFO L335 CegarLoopForPetriNet]: 55 programPoint places, 24 predicate places. [2021-03-11 22:11:28,340 INFO L480 AbstractCegarLoop]: Abstraction has has 79 places, 63 transitions, 222 flow [2021-03-11 22:11:28,341 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 322.0) internal successors, (3542), 11 states have internal predecessors, (3542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:28,341 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 22:11:28,341 INFO L255 CegarLoopForPetriNet]: trace histogram [8, 2, 1, 1, 1, 1, 1] [2021-03-11 22:11:28,555 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 22:11:28,555 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 22:11:28,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 22:11:28,556 INFO L82 PathProgramCache]: Analyzing trace with hash 658595764, now seen corresponding path program 8 times [2021-03-11 22:11:28,556 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 22:11:28,556 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284000912] [2021-03-11 22:11:28,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 22:11:28,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 22:11:28,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,671 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:11:28,671 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284000912] [2021-03-11 22:11:28,672 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [207743316] [2021-03-11 22:11:28,672 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 22:11:28,775 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 22:11:28,776 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 22:11:28,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-11 22:11:28,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 22:11:28,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:11:28,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:11:28,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:11:28,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:28,858 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 22:11:28,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:28,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:28,866 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:11:28,866 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 22:11:28,866 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2021-03-11 22:11:28,868 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117690588] [2021-03-11 22:11:28,869 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-11 22:11:28,869 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 22:11:28,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-11 22:11:28,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-03-11 22:11:28,872 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 388 [2021-03-11 22:11:28,874 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 63 transitions, 222 flow. Second operand has 12 states, 12 states have (on average 322.0) internal successors, (3864), 12 states have internal predecessors, (3864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:28,874 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 22:11:28,874 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 388 [2021-03-11 22:11:28,874 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 22:11:28,924 INFO L129 PetriNetUnfolder]: 9/118 cut-off events. [2021-03-11 22:11:28,924 INFO L130 PetriNetUnfolder]: For 25/29 co-relation queries the response was YES. [2021-03-11 22:11:28,925 INFO L84 FinitePrefix]: Finished finitePrefix Result has 204 conditions, 118 events. 9/118 cut-off events. For 25/29 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 440 event pairs, 0 based on Foata normal form. 0/95 useless extension candidates. Maximal degree in co-relation 149. Up to 6 conditions per place. [2021-03-11 22:11:28,925 INFO L132 encePairwiseOnDemand]: 385/388 looper letters, 2 selfloop transitions, 10 changer transitions 0/64 dead transitions. [2021-03-11 22:11:28,925 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 64 transitions, 264 flow [2021-03-11 22:11:28,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-11 22:11:28,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-11 22:11:28,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 3544 transitions. [2021-03-11 22:11:28,932 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8303655107778819 [2021-03-11 22:11:28,932 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 3544 transitions. [2021-03-11 22:11:28,932 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 3544 transitions. [2021-03-11 22:11:28,934 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 22:11:28,934 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 3544 transitions. [2021-03-11 22:11:28,939 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 322.1818181818182) internal successors, (3544), 11 states have internal predecessors, (3544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:28,943 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 388.0) internal successors, (4656), 12 states have internal predecessors, (4656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:28,944 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 388.0) internal successors, (4656), 12 states have internal predecessors, (4656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:28,944 INFO L185 Difference]: Start difference. First operand has 79 places, 63 transitions, 222 flow. Second operand 11 states and 3544 transitions. [2021-03-11 22:11:28,944 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 64 transitions, 264 flow [2021-03-11 22:11:28,945 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 64 transitions, 232 flow, removed 8 selfloop flow, removed 8 redundant places. [2021-03-11 22:11:28,946 INFO L241 Difference]: Finished difference. Result has 82 places, 64 transitions, 234 flow [2021-03-11 22:11:28,946 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=388, PETRI_DIFFERENCE_MINUEND_FLOW=190, PETRI_DIFFERENCE_MINUEND_PLACES=71, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=234, PETRI_PLACES=82, PETRI_TRANSITIONS=64} [2021-03-11 22:11:28,946 INFO L335 CegarLoopForPetriNet]: 55 programPoint places, 27 predicate places. [2021-03-11 22:11:28,946 INFO L480 AbstractCegarLoop]: Abstraction has has 82 places, 64 transitions, 234 flow [2021-03-11 22:11:28,947 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 322.0) internal successors, (3864), 12 states have internal predecessors, (3864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:11:28,947 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 22:11:28,947 INFO L255 CegarLoopForPetriNet]: trace histogram [9, 2, 1, 1, 1, 1, 1] [2021-03-11 22:11:29,163 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-03-11 22:11:29,163 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 22:11:29,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 22:11:29,164 INFO L82 PathProgramCache]: Analyzing trace with hash -266030820, now seen corresponding path program 9 times [2021-03-11 22:11:29,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 22:11:29,164 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443521985] [2021-03-11 22:11:29,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 22:11:29,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 22:11:29,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:29,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:29,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:29,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:29,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:29,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:29,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:29,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:29,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:29,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:29,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:29,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:29,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:29,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:29,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:29,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:29,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:29,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:29,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:29,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:11:29,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:11:29,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:11:29,298 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:11:29,298 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443521985] [2021-03-11 22:11:29,298 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [560120647] [2021-03-11 22:11:29,299 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 22:13:16,483 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-03-11 22:13:16,483 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 22:13:16,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-11 22:13:16,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 22:13:16,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:16,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:16,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:16,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:16,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:16,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:16,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:16,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:16,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:16,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:16,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:16,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:16,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:16,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:16,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:16,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:16,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:16,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:16,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:16,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:16,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:16,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:16,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:16,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:16,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:16,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:16,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:16,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:16,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:16,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:16,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:16,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:16,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:16,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:16,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:16,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:16,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:16,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:16,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:16,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:16,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:16,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:16,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:16,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:16,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:16,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:16,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:16,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:16,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:16,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:16,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:16,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:16,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:16,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:16,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:16,627 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 22:13:16,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:16,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:16,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:16,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:16,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:16,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:16,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:16,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:16,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:16,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:16,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:16,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:16,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:16,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:16,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:16,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:16,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:16,646 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:13:16,646 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 22:13:16,646 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-03-11 22:13:16,646 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712214876] [2021-03-11 22:13:16,647 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-11 22:13:16,647 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 22:13:16,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-11 22:13:16,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2021-03-11 22:13:16,649 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 388 [2021-03-11 22:13:16,651 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 64 transitions, 234 flow. Second operand has 13 states, 13 states have (on average 322.0) internal successors, (4186), 13 states have internal predecessors, (4186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:13:16,651 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 22:13:16,651 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 388 [2021-03-11 22:13:16,651 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 22:13:16,721 INFO L129 PetriNetUnfolder]: 9/119 cut-off events. [2021-03-11 22:13:16,721 INFO L130 PetriNetUnfolder]: For 32/36 co-relation queries the response was YES. [2021-03-11 22:13:16,722 INFO L84 FinitePrefix]: Finished finitePrefix Result has 213 conditions, 119 events. 9/119 cut-off events. For 32/36 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 440 event pairs, 0 based on Foata normal form. 0/96 useless extension candidates. Maximal degree in co-relation 152. Up to 6 conditions per place. [2021-03-11 22:13:16,722 INFO L132 encePairwiseOnDemand]: 385/388 looper letters, 2 selfloop transitions, 11 changer transitions 0/65 dead transitions. [2021-03-11 22:13:16,722 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 65 transitions, 280 flow [2021-03-11 22:13:16,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-11 22:13:16,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-11 22:13:16,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 3866 transitions. [2021-03-11 22:13:16,735 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8303264604810997 [2021-03-11 22:13:16,736 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 3866 transitions. [2021-03-11 22:13:16,736 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 3866 transitions. [2021-03-11 22:13:16,740 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 22:13:16,740 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 3866 transitions. [2021-03-11 22:13:16,747 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 322.1666666666667) internal successors, (3866), 12 states have internal predecessors, (3866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:13:16,756 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 388.0) internal successors, (5044), 13 states have internal predecessors, (5044), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:13:16,757 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 388.0) internal successors, (5044), 13 states have internal predecessors, (5044), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:13:16,757 INFO L185 Difference]: Start difference. First operand has 82 places, 64 transitions, 234 flow. Second operand 12 states and 3866 transitions. [2021-03-11 22:13:16,757 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 65 transitions, 280 flow [2021-03-11 22:13:16,759 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 65 transitions, 244 flow, removed 9 selfloop flow, removed 9 redundant places. [2021-03-11 22:13:16,759 INFO L241 Difference]: Finished difference. Result has 85 places, 65 transitions, 246 flow [2021-03-11 22:13:16,760 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=388, PETRI_DIFFERENCE_MINUEND_FLOW=198, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=64, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=246, PETRI_PLACES=85, PETRI_TRANSITIONS=65} [2021-03-11 22:13:16,760 INFO L335 CegarLoopForPetriNet]: 55 programPoint places, 30 predicate places. [2021-03-11 22:13:16,761 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 65 transitions, 246 flow [2021-03-11 22:13:16,761 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 322.0) internal successors, (4186), 13 states have internal predecessors, (4186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:13:16,761 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 22:13:16,762 INFO L255 CegarLoopForPetriNet]: trace histogram [10, 2, 1, 1, 1, 1, 1] [2021-03-11 22:13:16,974 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 22:13:16,975 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 22:13:16,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 22:13:16,975 INFO L82 PathProgramCache]: Analyzing trace with hash 1135316148, now seen corresponding path program 10 times [2021-03-11 22:13:16,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 22:13:16,975 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661582916] [2021-03-11 22:13:16,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 22:13:17,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 22:13:17,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:17,121 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:13:17,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661582916] [2021-03-11 22:13:17,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2127363466] [2021-03-11 22:13:17,121 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 22:13:17,261 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-11 22:13:17,262 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 22:13:17,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 12 conjunts are in the unsatisfiable core [2021-03-11 22:13:17,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 22:13:17,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:17,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:17,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:17,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:17,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:17,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:17,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:17,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:17,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:17,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:17,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:17,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:17,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:17,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:17,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:17,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:17,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:17,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:17,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:17,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:17,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:17,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:17,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:17,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:17,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:17,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:17,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:17,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:17,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:17,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:17,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:17,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:17,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:17,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:17,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:17,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:17,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:17,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:17,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:17,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:17,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:17,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:17,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:17,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:17,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:17,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:17,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:17,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:17,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:17,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:17,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:17,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:17,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:17,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:17,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:17,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:17,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:17,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 22:13:17,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 22:13:17,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 22:13:17,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,335 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 22:13:17,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:17,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:17,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:17,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:17,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:17,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:17,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:17,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:17,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:17,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:17,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:17,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:17,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:17,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:17,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:17,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:17,343 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:13:17,344 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 22:13:17,344 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 13 [2021-03-11 22:13:17,344 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687633533] [2021-03-11 22:13:17,345 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-11 22:13:17,346 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 22:13:17,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-11 22:13:17,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2021-03-11 22:13:17,348 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 388 [2021-03-11 22:13:17,350 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 65 transitions, 246 flow. Second operand has 14 states, 14 states have (on average 322.0) internal successors, (4508), 14 states have internal predecessors, (4508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:13:17,351 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 22:13:17,351 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 388 [2021-03-11 22:13:17,351 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 22:13:17,432 INFO L129 PetriNetUnfolder]: 9/120 cut-off events. [2021-03-11 22:13:17,433 INFO L130 PetriNetUnfolder]: For 40/44 co-relation queries the response was YES. [2021-03-11 22:13:17,433 INFO L84 FinitePrefix]: Finished finitePrefix Result has 222 conditions, 120 events. 9/120 cut-off events. For 40/44 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 440 event pairs, 0 based on Foata normal form. 0/97 useless extension candidates. Maximal degree in co-relation 155. Up to 6 conditions per place. [2021-03-11 22:13:17,433 INFO L132 encePairwiseOnDemand]: 385/388 looper letters, 2 selfloop transitions, 12 changer transitions 0/66 dead transitions. [2021-03-11 22:13:17,433 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 66 transitions, 296 flow [2021-03-11 22:13:17,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-11 22:13:17,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-11 22:13:17,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 4188 transitions. [2021-03-11 22:13:17,446 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.830293417922284 [2021-03-11 22:13:17,446 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 4188 transitions. [2021-03-11 22:13:17,447 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 4188 transitions. [2021-03-11 22:13:17,449 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 22:13:17,449 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 4188 transitions. [2021-03-11 22:13:17,456 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 322.15384615384613) internal successors, (4188), 13 states have internal predecessors, (4188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:13:17,464 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 388.0) internal successors, (5432), 14 states have internal predecessors, (5432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:13:17,465 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 388.0) internal successors, (5432), 14 states have internal predecessors, (5432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:13:17,465 INFO L185 Difference]: Start difference. First operand has 85 places, 65 transitions, 246 flow. Second operand 13 states and 4188 transitions. [2021-03-11 22:13:17,466 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 66 transitions, 296 flow [2021-03-11 22:13:17,467 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 66 transitions, 256 flow, removed 10 selfloop flow, removed 10 redundant places. [2021-03-11 22:13:17,468 INFO L241 Difference]: Finished difference. Result has 88 places, 66 transitions, 258 flow [2021-03-11 22:13:17,468 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=388, PETRI_DIFFERENCE_MINUEND_FLOW=206, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=65, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=258, PETRI_PLACES=88, PETRI_TRANSITIONS=66} [2021-03-11 22:13:17,468 INFO L335 CegarLoopForPetriNet]: 55 programPoint places, 33 predicate places. [2021-03-11 22:13:17,468 INFO L480 AbstractCegarLoop]: Abstraction has has 88 places, 66 transitions, 258 flow [2021-03-11 22:13:17,469 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 322.0) internal successors, (4508), 14 states have internal predecessors, (4508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 22:13:17,469 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 22:13:17,470 INFO L255 CegarLoopForPetriNet]: trace histogram [11, 2, 1, 1, 1, 1, 1] [2021-03-11 22:13:17,692 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 22:13:17,692 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 22:13:17,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 22:13:17,693 INFO L82 PathProgramCache]: Analyzing trace with hash 1627399196, now seen corresponding path program 11 times [2021-03-11 22:13:17,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 22:13:17,693 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931090043] [2021-03-11 22:13:17,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 22:13:17,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 22:13:17,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 22:13:17,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 22:13:17,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 22:13:17,855 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 22:13:17,856 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931090043] [2021-03-11 22:13:17,856 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [740704399] [2021-03-11 22:13:17,856 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown