/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/pthread-divine/divinefifo_1w1r.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-24 20:27:37,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-24 20:27:37,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-24 20:27:37,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-24 20:27:37,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-24 20:27:37,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-24 20:27:37,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-24 20:27:37,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-24 20:27:37,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-24 20:27:37,602 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-24 20:27:37,603 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-24 20:27:37,604 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-24 20:27:37,604 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-24 20:27:37,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-24 20:27:37,607 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-24 20:27:37,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-24 20:27:37,613 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-24 20:27:37,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-24 20:27:37,618 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-24 20:27:37,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-24 20:27:37,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-24 20:27:37,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-24 20:27:37,623 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-24 20:27:37,624 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-24 20:27:37,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-24 20:27:37,631 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-24 20:27:37,631 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-24 20:27:37,632 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-24 20:27:37,632 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-24 20:27:37,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-24 20:27:37,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-24 20:27:37,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-24 20:27:37,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-24 20:27:37,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-24 20:27:37,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-24 20:27:37,636 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-24 20:27:37,637 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-24 20:27:37,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-24 20:27:37,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-24 20:27:37,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-24 20:27:37,638 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-24 20:27:37,645 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 [2021-03-24 20:27:37,677 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-24 20:27:37,677 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-24 20:27:37,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-24 20:27:37,680 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-24 20:27:37,680 INFO L138 SettingsManager]: * Use SBE=true [2021-03-24 20:27:37,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-24 20:27:37,681 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-24 20:27:37,681 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-24 20:27:37,681 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-24 20:27:37,681 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-24 20:27:37,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-24 20:27:37,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-24 20:27:37,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-24 20:27:37,682 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-24 20:27:37,682 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-24 20:27:37,683 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-24 20:27:37,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-24 20:27:37,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-24 20:27:37,683 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-24 20:27:37,683 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-24 20:27:37,683 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-24 20:27:37,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 20:27:37,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-24 20:27:37,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-24 20:27:37,684 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-24 20:27:37,684 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-24 20:27:37,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-24 20:27:37,684 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-24 20:27:37,684 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-24 20:27:37,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-24 20:27:37,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-24 20:27:37,982 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-24 20:27:37,983 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-24 20:27:37,983 INFO L275 PluginConnector]: CDTParser initialized [2021-03-24 20:27:37,984 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i [2021-03-24 20:27:38,044 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/452331899/88f2602aa54d4bc9a8c362e1b14c775e/FLAGdbb8c6815 [2021-03-24 20:27:38,551 INFO L306 CDTParser]: Found 1 translation units. [2021-03-24 20:27:38,552 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i [2021-03-24 20:27:38,572 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/452331899/88f2602aa54d4bc9a8c362e1b14c775e/FLAGdbb8c6815 [2021-03-24 20:27:38,881 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/452331899/88f2602aa54d4bc9a8c362e1b14c775e [2021-03-24 20:27:38,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-24 20:27:38,884 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-24 20:27:38,885 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-24 20:27:38,885 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-24 20:27:38,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-24 20:27:38,889 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 08:27:38" (1/1) ... [2021-03-24 20:27:38,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1726b2fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:27:38, skipping insertion in model container [2021-03-24 20:27:38,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 08:27:38" (1/1) ... [2021-03-24 20:27:38,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-24 20:27:38,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-24 20:27:39,024 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-03-24 20:27:39,304 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i[47275,47288] [2021-03-24 20:27:39,308 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i[47463,47476] [2021-03-24 20:27:39,332 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i[48230,48243] [2021-03-24 20:27:39,333 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i[48344,48357] [2021-03-24 20:27:39,335 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i[48781,48794] [2021-03-24 20:27:39,336 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i[48837,48850] [2021-03-24 20:27:39,340 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i[49349,49362] [2021-03-24 20:27:39,341 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i[49408,49421] [2021-03-24 20:27:39,341 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i[49487,49500] [2021-03-24 20:27:39,342 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 20:27:39,348 INFO L203 MainTranslator]: Completed pre-run [2021-03-24 20:27:39,357 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-03-24 20:27:39,378 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i[47275,47288] [2021-03-24 20:27:39,380 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i[47463,47476] [2021-03-24 20:27:39,384 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i[48230,48243] [2021-03-24 20:27:39,385 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i[48344,48357] [2021-03-24 20:27:39,387 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i[48781,48794] [2021-03-24 20:27:39,388 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i[48837,48850] [2021-03-24 20:27:39,391 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i[49349,49362] [2021-03-24 20:27:39,393 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i[49408,49421] [2021-03-24 20:27:39,394 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i[49487,49500] [2021-03-24 20:27:39,394 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 20:27:39,509 INFO L208 MainTranslator]: Completed translation [2021-03-24 20:27:39,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:27:39 WrapperNode [2021-03-24 20:27:39,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-24 20:27:39,511 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-24 20:27:39,511 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-24 20:27:39,511 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-24 20:27:39,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:27:39" (1/1) ... [2021-03-24 20:27:39,536 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:27:39" (1/1) ... [2021-03-24 20:27:39,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-24 20:27:39,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-24 20:27:39,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-24 20:27:39,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-24 20:27:39,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:27:39" (1/1) ... [2021-03-24 20:27:39,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:27:39" (1/1) ... [2021-03-24 20:27:39,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:27:39" (1/1) ... [2021-03-24 20:27:39,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:27:39" (1/1) ... [2021-03-24 20:27:39,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:27:39" (1/1) ... [2021-03-24 20:27:39,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:27:39" (1/1) ... [2021-03-24 20:27:39,604 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:27:39" (1/1) ... [2021-03-24 20:27:39,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-24 20:27:39,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-24 20:27:39,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-24 20:27:39,612 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-24 20:27:39,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:27:39" (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 [2021-03-24 20:27:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2021-03-24 20:27:39,686 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2021-03-24 20:27:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-24 20:27:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-03-24 20:27:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-24 20:27:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-24 20:27:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-24 20:27:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-03-24 20:27:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-03-24 20:27:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-24 20:27:39,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-24 20:27:39,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-24 20:27:39,688 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-24 20:27:40,534 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-24 20:27:40,535 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-03-24 20:27:40,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 08:27:40 BoogieIcfgContainer [2021-03-24 20:27:40,553 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-24 20:27:40,554 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-24 20:27:40,554 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-24 20:27:40,556 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-24 20:27:40,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.03 08:27:38" (1/3) ... [2021-03-24 20:27:40,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@264025af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 08:27:40, skipping insertion in model container [2021-03-24 20:27:40,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:27:39" (2/3) ... [2021-03-24 20:27:40,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@264025af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 08:27:40, skipping insertion in model container [2021-03-24 20:27:40,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 08:27:40" (3/3) ... [2021-03-24 20:27:40,559 INFO L111 eAbstractionObserver]: Analyzing ICFG divinefifo_1w1r.i [2021-03-24 20:27:40,563 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-24 20:27:40,571 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 11 error locations. [2021-03-24 20:27:40,572 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-24 20:27:40,646 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,646 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,646 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,646 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,647 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,647 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,647 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,647 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,647 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,648 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,648 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,648 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,648 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,648 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,648 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,648 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,649 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,649 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,649 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,650 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,650 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,650 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,650 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,651 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,651 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,651 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,651 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,651 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,652 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,653 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,653 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,653 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,653 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,654 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,654 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,654 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,654 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,654 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,654 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,654 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,654 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,654 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,654 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,655 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,655 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,655 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,655 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,655 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,655 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,655 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,655 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,656 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,656 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,656 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,656 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,656 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,656 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,656 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,656 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,656 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,657 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,657 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,657 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,657 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,657 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,657 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,657 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,658 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,658 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,658 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,658 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,658 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,658 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,658 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,659 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,659 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,659 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,659 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,659 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,659 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,659 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,659 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,660 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,661 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,661 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,663 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,664 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,664 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,664 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,669 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,669 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,669 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,670 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,670 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,670 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,670 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,670 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,670 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,671 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,671 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,671 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,671 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,671 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,671 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,672 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,672 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,673 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,673 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,673 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,673 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,673 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,673 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,673 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,673 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,674 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,674 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,674 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,674 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,674 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,674 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,674 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,674 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,675 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,675 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,675 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,675 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,675 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,675 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,676 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,676 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,676 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,676 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,676 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,676 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,676 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,677 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,677 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,677 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,677 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,677 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,677 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,677 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,678 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,678 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,678 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,678 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,678 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,678 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,678 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,678 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,679 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,679 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,679 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,680 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,681 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,681 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,681 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,682 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,682 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,682 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,682 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,682 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,682 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,682 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,682 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,683 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,683 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,683 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,683 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,683 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,683 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,683 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,683 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,683 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,683 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,684 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,685 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,685 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,685 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,685 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,685 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,685 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,686 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,686 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,686 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,686 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,686 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,686 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,686 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,686 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,686 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,686 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,687 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,687 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,687 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,687 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,687 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,687 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,687 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,687 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,687 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,687 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,687 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,688 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,688 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,688 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,688 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,688 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,688 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,688 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,688 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,689 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,692 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,693 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,693 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,693 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,694 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,694 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,694 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,703 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,704 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,704 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,704 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,704 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,704 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,704 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,704 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,704 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,704 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,704 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,704 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,705 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,705 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,705 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,705 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,705 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,705 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,705 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,705 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,705 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,705 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,706 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,706 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,706 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,706 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,706 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,706 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,706 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,706 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,706 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,706 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,707 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,707 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,707 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,707 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,707 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,707 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,707 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,707 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,707 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,707 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,708 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,708 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,708 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,708 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,708 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,708 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,708 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,708 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,708 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,708 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,708 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,709 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,709 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,709 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,709 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,709 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,709 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,709 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,709 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,709 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,709 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,709 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,710 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,710 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,710 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,710 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,710 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,710 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,710 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,710 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,710 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,710 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,711 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,711 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,711 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,711 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,711 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,711 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,711 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,711 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,711 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,711 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,711 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,712 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,712 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,712 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,712 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,712 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,712 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,712 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,712 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,712 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,712 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,712 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,713 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,713 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,713 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,713 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,713 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,713 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,713 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,713 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,713 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,713 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,714 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,714 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,714 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,714 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,714 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,714 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,715 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,715 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,715 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,715 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,715 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,715 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,715 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,715 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,715 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,715 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,715 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,716 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,716 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,716 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,716 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,716 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,716 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,716 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,716 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,716 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,716 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,716 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,717 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,717 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,717 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,717 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,717 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,717 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,717 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,717 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,717 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,717 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,718 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,718 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,718 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,718 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,718 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,718 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,718 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,718 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,718 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,718 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,718 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,718 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,719 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,719 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,719 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,719 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,719 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,721 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,721 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,721 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,721 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,721 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,721 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,722 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,722 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,722 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,722 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,722 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,722 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,722 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,722 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,722 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,723 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,723 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,723 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,723 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,723 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,723 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,723 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,723 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,723 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,723 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,724 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,724 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,724 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,724 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,724 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,724 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,724 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,724 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,724 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,724 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,725 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,725 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,725 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,725 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,725 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,725 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,725 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,725 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,725 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:27:40,730 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-03-24 20:27:40,746 INFO L253 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2021-03-24 20:27:40,763 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-24 20:27:40,763 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-24 20:27:40,763 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-24 20:27:40,763 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-24 20:27:40,763 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-24 20:27:40,763 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-24 20:27:40,763 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-24 20:27:40,764 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-24 20:27:40,785 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 426 places, 454 transitions, 916 flow [2021-03-24 20:27:40,889 INFO L129 PetriNetUnfolder]: 32/453 cut-off events. [2021-03-24 20:27:40,890 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-24 20:27:40,898 INFO L84 FinitePrefix]: Finished finitePrefix Result has 458 conditions, 453 events. 32/453 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1084 event pairs, 0 based on Foata normal form. 0/410 useless extension candidates. Maximal degree in co-relation 316. Up to 3 conditions per place. [2021-03-24 20:27:40,898 INFO L82 GeneralOperation]: Start removeDead. Operand has 426 places, 454 transitions, 916 flow [2021-03-24 20:27:40,906 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 409 places, 436 transitions, 878 flow [2021-03-24 20:27:40,908 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-24 20:27:40,917 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 409 places, 436 transitions, 878 flow [2021-03-24 20:27:40,919 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 409 places, 436 transitions, 878 flow [2021-03-24 20:27:40,922 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 409 places, 436 transitions, 878 flow [2021-03-24 20:27:41,018 INFO L129 PetriNetUnfolder]: 31/436 cut-off events. [2021-03-24 20:27:41,018 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-24 20:27:41,023 INFO L84 FinitePrefix]: Finished finitePrefix Result has 441 conditions, 436 events. 31/436 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 983 event pairs, 0 based on Foata normal form. 0/395 useless extension candidates. Maximal degree in co-relation 316. Up to 3 conditions per place. [2021-03-24 20:27:41,038 INFO L142 LiptonReduction]: Number of co-enabled transitions 30326 [2021-03-24 20:28:01,034 INFO L154 LiptonReduction]: Checked pairs total: 67441 [2021-03-24 20:28:01,035 INFO L156 LiptonReduction]: Total number of compositions: 262 [2021-03-24 20:28:01,037 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 20130 [2021-03-24 20:28:01,044 INFO L129 PetriNetUnfolder]: 1/13 cut-off events. [2021-03-24 20:28:01,044 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 20:28:01,044 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:28:01,045 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:28:01,045 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:28:01,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:28:01,049 INFO L82 PathProgramCache]: Analyzing trace with hash 1442250592, now seen corresponding path program 1 times [2021-03-24 20:28:01,054 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:28:01,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391631200] [2021-03-24 20:28:01,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:28:01,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:28:01,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:01,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:28:01,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:01,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:28:01,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:01,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:28:01,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:01,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 20:28:01,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:01,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 20:28:01,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:01,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-03-24 20:28:01,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:01,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 20:28:01,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:28:01,494 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391631200] [2021-03-24 20:28:01,495 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:28:01,495 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 20:28:01,496 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010602718] [2021-03-24 20:28:01,502 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 20:28:01,503 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:28:01,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 20:28:01,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-03-24 20:28:01,521 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 383 out of 716 [2021-03-24 20:28:01,528 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 246 places, 266 transitions, 538 flow. Second operand has 8 states, 8 states have (on average 383.875) internal successors, (3071), 8 states have internal predecessors, (3071), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:01,528 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:28:01,529 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 383 of 716 [2021-03-24 20:28:01,529 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:28:02,635 INFO L129 PetriNetUnfolder]: 1588/4504 cut-off events. [2021-03-24 20:28:02,635 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-24 20:28:02,643 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7286 conditions, 4504 events. 1588/4504 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 75. Compared 32291 event pairs, 98 based on Foata normal form. 94/4334 useless extension candidates. Maximal degree in co-relation 6948. Up to 2712 conditions per place. [2021-03-24 20:28:02,660 INFO L132 encePairwiseOnDemand]: 698/716 looper letters, 133 selfloop transitions, 11 changer transitions 0/278 dead transitions. [2021-03-24 20:28:02,661 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 250 places, 278 transitions, 850 flow [2021-03-24 20:28:02,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 20:28:02,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 20:28:02,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 3600 transitions. [2021-03-24 20:28:02,690 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5586592178770949 [2021-03-24 20:28:02,691 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 3600 transitions. [2021-03-24 20:28:02,691 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 3600 transitions. [2021-03-24 20:28:02,696 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:28:02,699 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 3600 transitions. [2021-03-24 20:28:02,709 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 400.0) internal successors, (3600), 9 states have internal predecessors, (3600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:02,725 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 716.0) internal successors, (7160), 10 states have internal predecessors, (7160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:02,729 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 716.0) internal successors, (7160), 10 states have internal predecessors, (7160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:02,731 INFO L185 Difference]: Start difference. First operand has 246 places, 266 transitions, 538 flow. Second operand 9 states and 3600 transitions. [2021-03-24 20:28:02,731 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 250 places, 278 transitions, 850 flow [2021-03-24 20:28:02,737 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 248 places, 278 transitions, 846 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 20:28:02,744 INFO L241 Difference]: Finished difference. Result has 250 places, 259 transitions, 556 flow [2021-03-24 20:28:02,746 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=716, PETRI_DIFFERENCE_MINUEND_FLOW=512, PETRI_DIFFERENCE_MINUEND_PLACES=240, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=255, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=245, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=556, PETRI_PLACES=250, PETRI_TRANSITIONS=259} [2021-03-24 20:28:02,747 INFO L343 CegarLoopForPetriNet]: 246 programPoint places, 4 predicate places. [2021-03-24 20:28:02,747 INFO L480 AbstractCegarLoop]: Abstraction has has 250 places, 259 transitions, 556 flow [2021-03-24 20:28:02,749 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 383.875) internal successors, (3071), 8 states have internal predecessors, (3071), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:02,749 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:28:02,749 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:28:02,749 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-24 20:28:02,749 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:28:02,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:28:02,751 INFO L82 PathProgramCache]: Analyzing trace with hash 1759425934, now seen corresponding path program 1 times [2021-03-24 20:28:02,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:28:02,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057352560] [2021-03-24 20:28:02,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:28:02,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:28:02,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:02,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:28:02,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:02,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 20:28:02,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:02,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:28:02,849 INFO L142 QuantifierPusher]: treesize reduction 15, result has 16.7 percent of original size [2021-03-24 20:28:02,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 20:28:02,854 INFO L142 QuantifierPusher]: treesize reduction 15, result has 66.7 percent of original size [2021-03-24 20:28:02,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 20:28:02,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:02,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:28:02,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:02,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:28:02,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:28:02,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057352560] [2021-03-24 20:28:02,872 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:28:02,873 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-24 20:28:02,873 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302887633] [2021-03-24 20:28:02,874 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 20:28:02,874 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:28:02,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 20:28:02,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-24 20:28:02,878 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 377 out of 716 [2021-03-24 20:28:02,880 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 250 places, 259 transitions, 556 flow. Second operand has 6 states, 6 states have (on average 378.3333333333333) internal successors, (2270), 6 states have internal predecessors, (2270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:02,880 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:28:02,880 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 377 of 716 [2021-03-24 20:28:02,880 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:28:03,653 INFO L129 PetriNetUnfolder]: 1530/4622 cut-off events. [2021-03-24 20:28:03,654 INFO L130 PetriNetUnfolder]: For 32/45 co-relation queries the response was YES. [2021-03-24 20:28:03,662 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7357 conditions, 4622 events. 1530/4622 cut-off events. For 32/45 co-relation queries the response was YES. Maximal size of possible extension queue 70. Compared 33514 event pairs, 956 based on Foata normal form. 14/4273 useless extension candidates. Maximal degree in co-relation 7319. Up to 2218 conditions per place. [2021-03-24 20:28:03,678 INFO L132 encePairwiseOnDemand]: 698/716 looper letters, 115 selfloop transitions, 16 changer transitions 1/271 dead transitions. [2021-03-24 20:28:03,678 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 254 places, 271 transitions, 840 flow [2021-03-24 20:28:03,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 20:28:03,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 20:28:03,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 2771 transitions. [2021-03-24 20:28:03,685 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5528731045490822 [2021-03-24 20:28:03,685 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 2771 transitions. [2021-03-24 20:28:03,685 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 2771 transitions. [2021-03-24 20:28:03,686 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:28:03,686 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 2771 transitions. [2021-03-24 20:28:03,691 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 395.85714285714283) internal successors, (2771), 7 states have internal predecessors, (2771), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:03,699 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 716.0) internal successors, (5728), 8 states have internal predecessors, (5728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:03,702 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 716.0) internal successors, (5728), 8 states have internal predecessors, (5728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:03,702 INFO L185 Difference]: Start difference. First operand has 250 places, 259 transitions, 556 flow. Second operand 7 states and 2771 transitions. [2021-03-24 20:28:03,702 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 254 places, 271 transitions, 840 flow [2021-03-24 20:28:03,706 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 246 places, 271 transitions, 822 flow, removed 0 selfloop flow, removed 8 redundant places. [2021-03-24 20:28:03,712 INFO L241 Difference]: Finished difference. Result has 246 places, 254 transitions, 556 flow [2021-03-24 20:28:03,713 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=716, PETRI_DIFFERENCE_MINUEND_FLOW=526, PETRI_DIFFERENCE_MINUEND_PLACES=240, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=255, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=239, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=556, PETRI_PLACES=246, PETRI_TRANSITIONS=254} [2021-03-24 20:28:03,713 INFO L343 CegarLoopForPetriNet]: 246 programPoint places, 0 predicate places. [2021-03-24 20:28:03,714 INFO L480 AbstractCegarLoop]: Abstraction has has 246 places, 254 transitions, 556 flow [2021-03-24 20:28:03,715 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 378.3333333333333) internal successors, (2270), 6 states have internal predecessors, (2270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:03,715 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:28:03,715 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:28:03,715 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-24 20:28:03,715 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:28:03,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:28:03,716 INFO L82 PathProgramCache]: Analyzing trace with hash -788197601, now seen corresponding path program 1 times [2021-03-24 20:28:03,716 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:28:03,716 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184980925] [2021-03-24 20:28:03,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:28:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:28:03,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:03,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:28:03,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:03,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 20:28:03,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:03,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:28:03,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:28:03,778 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184980925] [2021-03-24 20:28:03,778 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:28:03,778 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 20:28:03,779 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466516573] [2021-03-24 20:28:03,779 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 20:28:03,779 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:28:03,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 20:28:03,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 20:28:03,783 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 656 out of 716 [2021-03-24 20:28:03,784 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 246 places, 254 transitions, 556 flow. Second operand has 3 states, 3 states have (on average 657.0) internal successors, (1971), 3 states have internal predecessors, (1971), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:03,785 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:28:03,785 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 656 of 716 [2021-03-24 20:28:03,785 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:28:03,855 INFO L129 PetriNetUnfolder]: 27/417 cut-off events. [2021-03-24 20:28:03,855 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-24 20:28:03,858 INFO L84 FinitePrefix]: Finished finitePrefix Result has 463 conditions, 417 events. 27/417 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 706 event pairs, 0 based on Foata normal form. 0/382 useless extension candidates. Maximal degree in co-relation 367. Up to 10 conditions per place. [2021-03-24 20:28:03,860 INFO L132 encePairwiseOnDemand]: 713/716 looper letters, 9 selfloop transitions, 2 changer transitions 0/257 dead transitions. [2021-03-24 20:28:03,860 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 247 places, 257 transitions, 582 flow [2021-03-24 20:28:03,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 20:28:03,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 20:28:03,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1980 transitions. [2021-03-24 20:28:03,864 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9217877094972067 [2021-03-24 20:28:03,864 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1980 transitions. [2021-03-24 20:28:03,864 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1980 transitions. [2021-03-24 20:28:03,865 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:28:03,865 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1980 transitions. [2021-03-24 20:28:03,869 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 660.0) internal successors, (1980), 3 states have internal predecessors, (1980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:03,872 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 716.0) internal successors, (2864), 4 states have internal predecessors, (2864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:03,874 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 716.0) internal successors, (2864), 4 states have internal predecessors, (2864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:03,874 INFO L185 Difference]: Start difference. First operand has 246 places, 254 transitions, 556 flow. Second operand 3 states and 1980 transitions. [2021-03-24 20:28:03,874 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 247 places, 257 transitions, 582 flow [2021-03-24 20:28:03,877 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 241 places, 257 transitions, 548 flow, removed 1 selfloop flow, removed 6 redundant places. [2021-03-24 20:28:03,880 INFO L241 Difference]: Finished difference. Result has 242 places, 254 transitions, 530 flow [2021-03-24 20:28:03,881 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=716, PETRI_DIFFERENCE_MINUEND_FLOW=518, PETRI_DIFFERENCE_MINUEND_PLACES=239, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=253, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=251, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=530, PETRI_PLACES=242, PETRI_TRANSITIONS=254} [2021-03-24 20:28:03,881 INFO L343 CegarLoopForPetriNet]: 246 programPoint places, -4 predicate places. [2021-03-24 20:28:03,881 INFO L480 AbstractCegarLoop]: Abstraction has has 242 places, 254 transitions, 530 flow [2021-03-24 20:28:03,882 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 657.0) internal successors, (1971), 3 states have internal predecessors, (1971), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:03,882 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:28:03,882 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:28:03,883 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-24 20:28:03,883 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:28:03,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:28:03,883 INFO L82 PathProgramCache]: Analyzing trace with hash -538020803, now seen corresponding path program 1 times [2021-03-24 20:28:03,883 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:28:03,883 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763730830] [2021-03-24 20:28:03,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:28:03,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:28:03,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:03,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:28:03,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:03,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 20:28:03,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:03,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 20:28:03,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:03,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:28:03,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:03,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:28:03,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:28:03,961 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763730830] [2021-03-24 20:28:03,961 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:28:03,961 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 20:28:03,961 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053872043] [2021-03-24 20:28:03,961 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 20:28:03,962 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:28:03,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 20:28:03,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 20:28:03,965 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 650 out of 716 [2021-03-24 20:28:03,968 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 242 places, 254 transitions, 530 flow. Second operand has 5 states, 5 states have (on average 651.2) internal successors, (3256), 5 states have internal predecessors, (3256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:03,968 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:28:03,968 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 650 of 716 [2021-03-24 20:28:03,968 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:28:04,033 INFO L129 PetriNetUnfolder]: 23/407 cut-off events. [2021-03-24 20:28:04,034 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-24 20:28:04,037 INFO L84 FinitePrefix]: Finished finitePrefix Result has 444 conditions, 407 events. 23/407 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 601 event pairs, 0 based on Foata normal form. 3/372 useless extension candidates. Maximal degree in co-relation 356. Up to 11 conditions per place. [2021-03-24 20:28:04,038 INFO L132 encePairwiseOnDemand]: 709/716 looper letters, 6 selfloop transitions, 6 changer transitions 0/254 dead transitions. [2021-03-24 20:28:04,038 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 246 places, 254 transitions, 552 flow [2021-03-24 20:28:04,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 20:28:04,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 20:28:04,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 3262 transitions. [2021-03-24 20:28:04,046 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9111731843575419 [2021-03-24 20:28:04,046 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 3262 transitions. [2021-03-24 20:28:04,046 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 3262 transitions. [2021-03-24 20:28:04,047 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:28:04,047 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 3262 transitions. [2021-03-24 20:28:04,052 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 652.4) internal successors, (3262), 5 states have internal predecessors, (3262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:04,058 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 716.0) internal successors, (4296), 6 states have internal predecessors, (4296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:04,061 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 716.0) internal successors, (4296), 6 states have internal predecessors, (4296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:04,061 INFO L185 Difference]: Start difference. First operand has 242 places, 254 transitions, 530 flow. Second operand 5 states and 3262 transitions. [2021-03-24 20:28:04,061 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 246 places, 254 transitions, 552 flow [2021-03-24 20:28:04,063 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 245 places, 254 transitions, 548 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-03-24 20:28:04,068 INFO L241 Difference]: Finished difference. Result has 247 places, 254 transitions, 546 flow [2021-03-24 20:28:04,068 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=716, PETRI_DIFFERENCE_MINUEND_FLOW=520, PETRI_DIFFERENCE_MINUEND_PLACES=241, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=252, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=246, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=546, PETRI_PLACES=247, PETRI_TRANSITIONS=254} [2021-03-24 20:28:04,068 INFO L343 CegarLoopForPetriNet]: 246 programPoint places, 1 predicate places. [2021-03-24 20:28:04,068 INFO L480 AbstractCegarLoop]: Abstraction has has 247 places, 254 transitions, 546 flow [2021-03-24 20:28:04,082 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 651.2) internal successors, (3256), 5 states have internal predecessors, (3256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:04,082 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:28:04,082 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:28:04,082 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-24 20:28:04,082 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:28:04,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:28:04,083 INFO L82 PathProgramCache]: Analyzing trace with hash 931881497, now seen corresponding path program 1 times [2021-03-24 20:28:04,083 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:28:04,083 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934203733] [2021-03-24 20:28:04,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:28:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:28:04,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:04,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:28:04,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:04,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:28:04,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:04,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:28:04,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:04,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:28:04,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:04,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 20:28:04,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:04,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 20:28:04,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:04,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:28:04,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:04,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:28:04,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:04,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:28:04,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:04,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:28:04,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:04,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:04,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:04,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:04,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:04,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:28:04,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:04,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:28:04,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:28:04,355 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934203733] [2021-03-24 20:28:04,355 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:28:04,355 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-03-24 20:28:04,355 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928403689] [2021-03-24 20:28:04,355 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-24 20:28:04,356 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:28:04,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-24 20:28:04,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2021-03-24 20:28:04,362 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 382 out of 716 [2021-03-24 20:28:04,366 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 247 places, 254 transitions, 546 flow. Second operand has 14 states, 14 states have (on average 383.42857142857144) internal successors, (5368), 14 states have internal predecessors, (5368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:04,366 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:28:04,366 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 382 of 716 [2021-03-24 20:28:04,367 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:28:07,653 INFO L129 PetriNetUnfolder]: 5641/15994 cut-off events. [2021-03-24 20:28:07,654 INFO L130 PetriNetUnfolder]: For 374/395 co-relation queries the response was YES. [2021-03-24 20:28:07,689 INFO L84 FinitePrefix]: Finished finitePrefix Result has 26631 conditions, 15994 events. 5641/15994 cut-off events. For 374/395 co-relation queries the response was YES. Maximal size of possible extension queue 167. Compared 135239 event pairs, 1187 based on Foata normal form. 21/15199 useless extension candidates. Maximal degree in co-relation 12129. Up to 5173 conditions per place. [2021-03-24 20:28:07,748 INFO L132 encePairwiseOnDemand]: 692/716 looper letters, 325 selfloop transitions, 40 changer transitions 0/498 dead transitions. [2021-03-24 20:28:07,748 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 262 places, 498 transitions, 1788 flow [2021-03-24 20:28:07,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-24 20:28:07,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-24 20:28:07,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 6476 transitions. [2021-03-24 20:28:07,761 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5652932960893855 [2021-03-24 20:28:07,762 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 6476 transitions. [2021-03-24 20:28:07,762 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 6476 transitions. [2021-03-24 20:28:07,765 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:28:07,765 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 6476 transitions. [2021-03-24 20:28:07,775 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 404.75) internal successors, (6476), 16 states have internal predecessors, (6476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:07,789 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 716.0) internal successors, (12172), 17 states have internal predecessors, (12172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:07,792 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 716.0) internal successors, (12172), 17 states have internal predecessors, (12172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:07,792 INFO L185 Difference]: Start difference. First operand has 247 places, 254 transitions, 546 flow. Second operand 16 states and 6476 transitions. [2021-03-24 20:28:07,792 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 262 places, 498 transitions, 1788 flow [2021-03-24 20:28:07,798 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 260 places, 498 transitions, 1778 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 20:28:07,804 INFO L241 Difference]: Finished difference. Result has 271 places, 293 transitions, 821 flow [2021-03-24 20:28:07,804 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=716, PETRI_DIFFERENCE_MINUEND_FLOW=540, PETRI_DIFFERENCE_MINUEND_PLACES=245, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=254, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=231, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=821, PETRI_PLACES=271, PETRI_TRANSITIONS=293} [2021-03-24 20:28:07,804 INFO L343 CegarLoopForPetriNet]: 246 programPoint places, 25 predicate places. [2021-03-24 20:28:07,804 INFO L480 AbstractCegarLoop]: Abstraction has has 271 places, 293 transitions, 821 flow [2021-03-24 20:28:07,806 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 383.42857142857144) internal successors, (5368), 14 states have internal predecessors, (5368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:07,806 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:28:07,806 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:28:07,806 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-24 20:28:07,806 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:28:07,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:28:07,807 INFO L82 PathProgramCache]: Analyzing trace with hash -1968392260, now seen corresponding path program 1 times [2021-03-24 20:28:07,807 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:28:07,807 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588691627] [2021-03-24 20:28:07,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:28:07,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:28:07,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:07,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:28:07,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:07,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 20:28:07,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:07,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:28:07,954 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-03-24 20:28:07,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 20:28:07,975 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-03-24 20:28:07,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 20:28:07,978 INFO L142 QuantifierPusher]: treesize reduction 19, result has 76.8 percent of original size [2021-03-24 20:28:07,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 20:28:08,014 INFO L142 QuantifierPusher]: treesize reduction 15, result has 69.4 percent of original size [2021-03-24 20:28:08,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 20:28:08,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:08,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 20:28:08,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:08,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 20:28:08,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:08,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 20:28:08,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:08,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 20:28:08,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:08,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 20:28:08,112 INFO L142 QuantifierPusher]: treesize reduction 10, result has 68.8 percent of original size [2021-03-24 20:28:08,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 20:28:08,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:08,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:28:08,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:08,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:28:08,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:28:08,145 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588691627] [2021-03-24 20:28:08,145 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:28:08,145 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-03-24 20:28:08,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452990076] [2021-03-24 20:28:08,146 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-24 20:28:08,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:28:08,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-24 20:28:08,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2021-03-24 20:28:08,150 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 307 out of 716 [2021-03-24 20:28:08,153 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 271 places, 293 transitions, 821 flow. Second operand has 13 states, 13 states have (on average 309.38461538461536) internal successors, (4022), 13 states have internal predecessors, (4022), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:08,153 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:28:08,153 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 307 of 716 [2021-03-24 20:28:08,153 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:28:11,957 INFO L129 PetriNetUnfolder]: 6464/16863 cut-off events. [2021-03-24 20:28:11,957 INFO L130 PetriNetUnfolder]: For 1844/1867 co-relation queries the response was YES. [2021-03-24 20:28:12,001 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30961 conditions, 16863 events. 6464/16863 cut-off events. For 1844/1867 co-relation queries the response was YES. Maximal size of possible extension queue 173. Compared 136476 event pairs, 1530 based on Foata normal form. 45/16009 useless extension candidates. Maximal degree in co-relation 30722. Up to 5186 conditions per place. [2021-03-24 20:28:12,057 INFO L132 encePairwiseOnDemand]: 685/716 looper letters, 364 selfloop transitions, 70 changer transitions 1/555 dead transitions. [2021-03-24 20:28:12,057 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 289 places, 555 transitions, 2293 flow [2021-03-24 20:28:12,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-24 20:28:12,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-03-24 20:28:12,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 6259 transitions. [2021-03-24 20:28:12,071 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4600852690385181 [2021-03-24 20:28:12,071 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 6259 transitions. [2021-03-24 20:28:12,071 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 6259 transitions. [2021-03-24 20:28:12,074 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:28:12,074 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 6259 transitions. [2021-03-24 20:28:12,084 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 329.42105263157896) internal successors, (6259), 19 states have internal predecessors, (6259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:12,100 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 716.0) internal successors, (14320), 20 states have internal predecessors, (14320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:12,104 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 716.0) internal successors, (14320), 20 states have internal predecessors, (14320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:12,105 INFO L185 Difference]: Start difference. First operand has 271 places, 293 transitions, 821 flow. Second operand 19 states and 6259 transitions. [2021-03-24 20:28:12,105 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 289 places, 555 transitions, 2293 flow [2021-03-24 20:28:12,115 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 286 places, 555 transitions, 2287 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-03-24 20:28:12,121 INFO L241 Difference]: Finished difference. Result has 290 places, 318 transitions, 1088 flow [2021-03-24 20:28:12,122 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=716, PETRI_DIFFERENCE_MINUEND_FLOW=815, PETRI_DIFFERENCE_MINUEND_PLACES=268, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=293, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=45, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=247, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=1088, PETRI_PLACES=290, PETRI_TRANSITIONS=318} [2021-03-24 20:28:12,122 INFO L343 CegarLoopForPetriNet]: 246 programPoint places, 44 predicate places. [2021-03-24 20:28:12,122 INFO L480 AbstractCegarLoop]: Abstraction has has 290 places, 318 transitions, 1088 flow [2021-03-24 20:28:12,123 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 309.38461538461536) internal successors, (4022), 13 states have internal predecessors, (4022), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:12,123 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:28:12,123 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:28:12,123 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-24 20:28:12,124 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:28:12,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:28:12,124 INFO L82 PathProgramCache]: Analyzing trace with hash 934851033, now seen corresponding path program 1 times [2021-03-24 20:28:12,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:28:12,124 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289485469] [2021-03-24 20:28:12,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:28:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:28:12,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:28:12,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:12,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:12,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:12,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 20:28:12,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 20:28:12,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 20:28:12,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 20:28:12,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:28:12,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:12,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:12,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:12,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:12,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:12,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:28:12,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:28:12,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:28:12,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:28:12,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:28:12,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:28:12,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:12,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:28:12,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:12,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:28:12,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:28:12,602 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289485469] [2021-03-24 20:28:12,602 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:28:12,602 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-03-24 20:28:12,602 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563995431] [2021-03-24 20:28:12,603 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-03-24 20:28:12,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:28:12,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-03-24 20:28:12,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=443, Unknown=0, NotChecked=0, Total=506 [2021-03-24 20:28:12,610 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 716 [2021-03-24 20:28:12,616 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 290 places, 318 transitions, 1088 flow. Second operand has 23 states, 23 states have (on average 373.30434782608694) internal successors, (8586), 23 states have internal predecessors, (8586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:12,616 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:28:12,616 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 716 [2021-03-24 20:28:12,616 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:28:13,344 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 51 [2021-03-24 20:28:17,207 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 61 [2021-03-24 20:28:23,313 INFO L129 PetriNetUnfolder]: 8546/23997 cut-off events. [2021-03-24 20:28:23,313 INFO L130 PetriNetUnfolder]: For 6727/6761 co-relation queries the response was YES. [2021-03-24 20:28:23,383 INFO L84 FinitePrefix]: Finished finitePrefix Result has 46337 conditions, 23997 events. 8546/23997 cut-off events. For 6727/6761 co-relation queries the response was YES. Maximal size of possible extension queue 182. Compared 208267 event pairs, 1631 based on Foata normal form. 60/23131 useless extension candidates. Maximal degree in co-relation 26082. Up to 7062 conditions per place. [2021-03-24 20:28:23,446 INFO L132 encePairwiseOnDemand]: 684/716 looper letters, 823 selfloop transitions, 318 changer transitions 0/1271 dead transitions. [2021-03-24 20:28:23,446 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 357 places, 1271 transitions, 7116 flow [2021-03-24 20:28:23,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-03-24 20:28:23,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2021-03-24 20:28:23,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 26306 transitions. [2021-03-24 20:28:23,488 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5402974038777523 [2021-03-24 20:28:23,488 INFO L72 ComplementDD]: Start complementDD. Operand 68 states and 26306 transitions. [2021-03-24 20:28:23,488 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 26306 transitions. [2021-03-24 20:28:23,498 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:28:23,498 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 68 states and 26306 transitions. [2021-03-24 20:28:23,535 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 69 states, 68 states have (on average 386.8529411764706) internal successors, (26306), 68 states have internal predecessors, (26306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:23,592 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 69 states, 69 states have (on average 716.0) internal successors, (49404), 69 states have internal predecessors, (49404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:23,610 INFO L81 ComplementDD]: Finished complementDD. Result has 69 states, 69 states have (on average 716.0) internal successors, (49404), 69 states have internal predecessors, (49404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:23,611 INFO L185 Difference]: Start difference. First operand has 290 places, 318 transitions, 1088 flow. Second operand 68 states and 26306 transitions. [2021-03-24 20:28:23,611 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 357 places, 1271 transitions, 7116 flow [2021-03-24 20:28:23,823 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 347 places, 1271 transitions, 6913 flow, removed 18 selfloop flow, removed 10 redundant places. [2021-03-24 20:28:23,835 INFO L241 Difference]: Finished difference. Result has 386 places, 624 transitions, 4018 flow [2021-03-24 20:28:23,836 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=716, PETRI_DIFFERENCE_MINUEND_FLOW=1039, PETRI_DIFFERENCE_MINUEND_PLACES=280, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=318, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=55, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=250, PETRI_DIFFERENCE_SUBTRAHEND_STATES=68, PETRI_FLOW=4018, PETRI_PLACES=386, PETRI_TRANSITIONS=624} [2021-03-24 20:28:23,836 INFO L343 CegarLoopForPetriNet]: 246 programPoint places, 140 predicate places. [2021-03-24 20:28:23,836 INFO L480 AbstractCegarLoop]: Abstraction has has 386 places, 624 transitions, 4018 flow [2021-03-24 20:28:23,838 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 373.30434782608694) internal successors, (8586), 23 states have internal predecessors, (8586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:23,838 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:28:23,838 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:28:23,838 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-24 20:28:23,839 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:28:23,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:28:23,839 INFO L82 PathProgramCache]: Analyzing trace with hash -1362427387, now seen corresponding path program 2 times [2021-03-24 20:28:23,839 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:28:23,839 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260426822] [2021-03-24 20:28:23,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:28:23,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:28:23,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:23,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:28:23,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:23,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:23,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:23,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:23,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:23,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:23,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:23,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 20:28:23,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:23,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 20:28:24,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:24,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 20:28:24,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:24,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 20:28:24,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:24,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:28:24,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:24,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:24,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:24,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:24,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:24,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:24,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:24,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:24,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:24,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:28:24,112 INFO L142 QuantifierPusher]: treesize reduction 14, result has 48.1 percent of original size [2021-03-24 20:28:24,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:28:24,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:24,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:28:24,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:24,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:28:24,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:24,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:28:24,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:24,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:28:24,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:24,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:28:24,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:24,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:24,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:24,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:28:24,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:24,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:28:24,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:28:24,281 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260426822] [2021-03-24 20:28:24,281 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:28:24,281 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2021-03-24 20:28:24,282 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646368355] [2021-03-24 20:28:24,282 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-03-24 20:28:24,282 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:28:24,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-03-24 20:28:24,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=404, Unknown=0, NotChecked=0, Total=462 [2021-03-24 20:28:24,289 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 716 [2021-03-24 20:28:24,294 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 386 places, 624 transitions, 4018 flow. Second operand has 22 states, 22 states have (on average 373.3636363636364) internal successors, (8214), 22 states have internal predecessors, (8214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:24,294 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:28:24,294 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 716 [2021-03-24 20:28:24,294 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:28:31,374 INFO L129 PetriNetUnfolder]: 8802/24789 cut-off events. [2021-03-24 20:28:31,375 INFO L130 PetriNetUnfolder]: For 63505/63548 co-relation queries the response was YES. [2021-03-24 20:28:31,581 INFO L84 FinitePrefix]: Finished finitePrefix Result has 62524 conditions, 24789 events. 8802/24789 cut-off events. For 63505/63548 co-relation queries the response was YES. Maximal size of possible extension queue 183. Compared 216356 event pairs, 1544 based on Foata normal form. 51/23887 useless extension candidates. Maximal degree in co-relation 61331. Up to 7123 conditions per place. [2021-03-24 20:28:31,658 INFO L132 encePairwiseOnDemand]: 686/716 looper letters, 832 selfloop transitions, 210 changer transitions 0/1172 dead transitions. [2021-03-24 20:28:31,658 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 413 places, 1172 transitions, 9085 flow [2021-03-24 20:28:31,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-24 20:28:31,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2021-03-24 20:28:31,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 11043 transitions. [2021-03-24 20:28:31,671 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5508280127693536 [2021-03-24 20:28:31,671 INFO L72 ComplementDD]: Start complementDD. Operand 28 states and 11043 transitions. [2021-03-24 20:28:31,671 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 11043 transitions. [2021-03-24 20:28:31,676 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:28:31,676 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 28 states and 11043 transitions. [2021-03-24 20:28:31,697 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 29 states, 28 states have (on average 394.39285714285717) internal successors, (11043), 28 states have internal predecessors, (11043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:31,712 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 29 states, 29 states have (on average 716.0) internal successors, (20764), 29 states have internal predecessors, (20764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:31,714 INFO L81 ComplementDD]: Finished complementDD. Result has 29 states, 29 states have (on average 716.0) internal successors, (20764), 29 states have internal predecessors, (20764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:31,714 INFO L185 Difference]: Start difference. First operand has 386 places, 624 transitions, 4018 flow. Second operand 28 states and 11043 transitions. [2021-03-24 20:28:31,714 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 413 places, 1172 transitions, 9085 flow [2021-03-24 20:28:32,102 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 407 places, 1172 transitions, 8932 flow, removed 55 selfloop flow, removed 6 redundant places. [2021-03-24 20:28:32,112 INFO L241 Difference]: Finished difference. Result has 423 places, 702 transitions, 5330 flow [2021-03-24 20:28:32,113 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=716, PETRI_DIFFERENCE_MINUEND_FLOW=3920, PETRI_DIFFERENCE_MINUEND_PLACES=380, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=624, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=136, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=464, PETRI_DIFFERENCE_SUBTRAHEND_STATES=28, PETRI_FLOW=5330, PETRI_PLACES=423, PETRI_TRANSITIONS=702} [2021-03-24 20:28:32,113 INFO L343 CegarLoopForPetriNet]: 246 programPoint places, 177 predicate places. [2021-03-24 20:28:32,113 INFO L480 AbstractCegarLoop]: Abstraction has has 423 places, 702 transitions, 5330 flow [2021-03-24 20:28:32,114 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 373.3636363636364) internal successors, (8214), 22 states have internal predecessors, (8214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:32,114 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:28:32,114 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:28:32,115 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-24 20:28:32,115 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:28:32,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:28:32,115 INFO L82 PathProgramCache]: Analyzing trace with hash 1434861135, now seen corresponding path program 3 times [2021-03-24 20:28:32,115 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:28:32,115 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532903931] [2021-03-24 20:28:32,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:28:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:28:32,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:28:32,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:32,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:32,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:32,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 20:28:32,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 20:28:32,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:28:32,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:32,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:32,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:32,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:32,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 20:28:32,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 20:28:32,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 20:28:32,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:32,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:32,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:28:32,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:28:32,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:32,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:28:32,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:32,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:28:32,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:28:32,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532903931] [2021-03-24 20:28:32,522 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:28:32,522 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2021-03-24 20:28:32,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417670019] [2021-03-24 20:28:32,522 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-03-24 20:28:32,522 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:28:32,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-03-24 20:28:32,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=400, Unknown=0, NotChecked=0, Total=462 [2021-03-24 20:28:32,531 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 716 [2021-03-24 20:28:32,535 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 423 places, 702 transitions, 5330 flow. Second operand has 22 states, 22 states have (on average 373.3636363636364) internal successors, (8214), 22 states have internal predecessors, (8214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:32,535 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:28:32,535 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 716 [2021-03-24 20:28:32,535 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:28:35,472 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 64 [2021-03-24 20:28:41,903 INFO L129 PetriNetUnfolder]: 9537/26894 cut-off events. [2021-03-24 20:28:41,903 INFO L130 PetriNetUnfolder]: For 106360/106402 co-relation queries the response was YES. [2021-03-24 20:28:42,158 INFO L84 FinitePrefix]: Finished finitePrefix Result has 74975 conditions, 26894 events. 9537/26894 cut-off events. For 106360/106402 co-relation queries the response was YES. Maximal size of possible extension queue 217. Compared 239418 event pairs, 2003 based on Foata normal form. 58/25936 useless extension candidates. Maximal degree in co-relation 73578. Up to 8095 conditions per place. [2021-03-24 20:28:42,253 INFO L132 encePairwiseOnDemand]: 686/716 looper letters, 833 selfloop transitions, 361 changer transitions 0/1324 dead transitions. [2021-03-24 20:28:42,253 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 453 places, 1324 transitions, 11624 flow [2021-03-24 20:28:42,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-24 20:28:42,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2021-03-24 20:28:42,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 12246 transitions. [2021-03-24 20:28:42,435 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5517210308163633 [2021-03-24 20:28:42,435 INFO L72 ComplementDD]: Start complementDD. Operand 31 states and 12246 transitions. [2021-03-24 20:28:42,435 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 12246 transitions. [2021-03-24 20:28:42,439 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:28:42,439 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 31 states and 12246 transitions. [2021-03-24 20:28:42,450 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 32 states, 31 states have (on average 395.03225806451616) internal successors, (12246), 31 states have internal predecessors, (12246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:42,467 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 32 states, 32 states have (on average 716.0) internal successors, (22912), 32 states have internal predecessors, (22912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:42,470 INFO L81 ComplementDD]: Finished complementDD. Result has 32 states, 32 states have (on average 716.0) internal successors, (22912), 32 states have internal predecessors, (22912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:42,470 INFO L185 Difference]: Start difference. First operand has 423 places, 702 transitions, 5330 flow. Second operand 31 states and 12246 transitions. [2021-03-24 20:28:42,470 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 453 places, 1324 transitions, 11624 flow [2021-03-24 20:28:42,907 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 448 places, 1324 transitions, 11341 flow, removed 135 selfloop flow, removed 5 redundant places. [2021-03-24 20:28:42,925 INFO L241 Difference]: Finished difference. Result has 466 places, 853 transitions, 8266 flow [2021-03-24 20:28:42,926 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=716, PETRI_DIFFERENCE_MINUEND_FLOW=5219, PETRI_DIFFERENCE_MINUEND_PLACES=418, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=702, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=231, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=457, PETRI_DIFFERENCE_SUBTRAHEND_STATES=31, PETRI_FLOW=8266, PETRI_PLACES=466, PETRI_TRANSITIONS=853} [2021-03-24 20:28:42,926 INFO L343 CegarLoopForPetriNet]: 246 programPoint places, 220 predicate places. [2021-03-24 20:28:42,927 INFO L480 AbstractCegarLoop]: Abstraction has has 466 places, 853 transitions, 8266 flow [2021-03-24 20:28:42,928 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 373.3636363636364) internal successors, (8214), 22 states have internal predecessors, (8214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:42,928 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:28:42,928 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:28:42,928 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-24 20:28:42,928 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:28:42,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:28:42,929 INFO L82 PathProgramCache]: Analyzing trace with hash 1370789243, now seen corresponding path program 4 times [2021-03-24 20:28:42,929 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:28:42,929 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685109368] [2021-03-24 20:28:42,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:28:42,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:28:43,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:28:43,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:43,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:43,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:43,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 20:28:43,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 20:28:43,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 20:28:43,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 20:28:43,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:28:43,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:43,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:43,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:43,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:43,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:28:43,204 INFO L142 QuantifierPusher]: treesize reduction 14, result has 48.1 percent of original size [2021-03-24 20:28:43,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:28:43,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:28:43,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:28:43,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:28:43,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:28:43,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:43,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:43,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:28:43,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:43,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:28:43,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:28:43,357 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685109368] [2021-03-24 20:28:43,357 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:28:43,357 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2021-03-24 20:28:43,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614730639] [2021-03-24 20:28:43,357 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-03-24 20:28:43,357 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:28:43,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-03-24 20:28:43,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=405, Unknown=0, NotChecked=0, Total=462 [2021-03-24 20:28:43,363 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 716 [2021-03-24 20:28:43,366 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 466 places, 853 transitions, 8266 flow. Second operand has 22 states, 22 states have (on average 373.3636363636364) internal successors, (8214), 22 states have internal predecessors, (8214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:43,366 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:28:43,366 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 716 [2021-03-24 20:28:43,366 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:28:44,483 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-03-24 20:28:54,532 INFO L129 PetriNetUnfolder]: 9778/27505 cut-off events. [2021-03-24 20:28:54,532 INFO L130 PetriNetUnfolder]: For 128102/128162 co-relation queries the response was YES. [2021-03-24 20:28:54,819 INFO L84 FinitePrefix]: Finished finitePrefix Result has 80717 conditions, 27505 events. 9778/27505 cut-off events. For 128102/128162 co-relation queries the response was YES. Maximal size of possible extension queue 229. Compared 245700 event pairs, 1714 based on Foata normal form. 61/26532 useless extension candidates. Maximal degree in co-relation 79777. Up to 8521 conditions per place. [2021-03-24 20:28:54,890 INFO L132 encePairwiseOnDemand]: 685/716 looper letters, 949 selfloop transitions, 371 changer transitions 0/1450 dead transitions. [2021-03-24 20:28:54,890 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 513 places, 1450 transitions, 14561 flow [2021-03-24 20:28:54,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-24 20:28:54,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2021-03-24 20:28:54,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 18633 transitions. [2021-03-24 20:28:54,913 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.542161312849162 [2021-03-24 20:28:54,913 INFO L72 ComplementDD]: Start complementDD. Operand 48 states and 18633 transitions. [2021-03-24 20:28:54,913 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 18633 transitions. [2021-03-24 20:28:54,918 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:28:54,918 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 48 states and 18633 transitions. [2021-03-24 20:28:54,934 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 49 states, 48 states have (on average 388.1875) internal successors, (18633), 48 states have internal predecessors, (18633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:54,962 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 49 states, 49 states have (on average 716.0) internal successors, (35084), 49 states have internal predecessors, (35084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:54,968 INFO L81 ComplementDD]: Finished complementDD. Result has 49 states, 49 states have (on average 716.0) internal successors, (35084), 49 states have internal predecessors, (35084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:54,968 INFO L185 Difference]: Start difference. First operand has 466 places, 853 transitions, 8266 flow. Second operand 48 states and 18633 transitions. [2021-03-24 20:28:54,969 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 513 places, 1450 transitions, 14561 flow [2021-03-24 20:28:55,637 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 507 places, 1450 transitions, 13917 flow, removed 311 selfloop flow, removed 6 redundant places. [2021-03-24 20:28:55,653 INFO L241 Difference]: Finished difference. Result has 532 places, 939 transitions, 10083 flow [2021-03-24 20:28:55,654 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=716, PETRI_DIFFERENCE_MINUEND_FLOW=7788, PETRI_DIFFERENCE_MINUEND_PLACES=460, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=853, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=293, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=542, PETRI_DIFFERENCE_SUBTRAHEND_STATES=48, PETRI_FLOW=10083, PETRI_PLACES=532, PETRI_TRANSITIONS=939} [2021-03-24 20:28:55,654 INFO L343 CegarLoopForPetriNet]: 246 programPoint places, 286 predicate places. [2021-03-24 20:28:55,654 INFO L480 AbstractCegarLoop]: Abstraction has has 532 places, 939 transitions, 10083 flow [2021-03-24 20:28:55,655 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 373.3636363636364) internal successors, (8214), 22 states have internal predecessors, (8214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:55,655 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:28:55,655 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:28:55,655 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-24 20:28:55,655 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:28:55,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:28:55,655 INFO L82 PathProgramCache]: Analyzing trace with hash 1358992213, now seen corresponding path program 5 times [2021-03-24 20:28:55,656 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:28:55,656 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310470589] [2021-03-24 20:28:55,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:28:55,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:28:55,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:55,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:28:55,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:55,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:55,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:55,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:55,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:55,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:55,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:55,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 20:28:55,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:55,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 20:28:55,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:55,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:28:55,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:55,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:55,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:55,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:55,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:55,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:55,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:55,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:55,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:55,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:55,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:55,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 20:28:55,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:55,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 20:28:55,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:55,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:28:55,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:55,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:28:55,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:55,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:28:55,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:55,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:28:56,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:56,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:28:56,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:56,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:28:56,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:28:56,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:28:56,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:28:56,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310470589] [2021-03-24 20:28:56,121 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:28:56,121 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2021-03-24 20:28:56,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818847665] [2021-03-24 20:28:56,121 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-03-24 20:28:56,122 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:28:56,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-03-24 20:28:56,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=403, Unknown=0, NotChecked=0, Total=462 [2021-03-24 20:28:56,126 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 716 [2021-03-24 20:28:56,130 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 532 places, 939 transitions, 10083 flow. Second operand has 22 states, 22 states have (on average 373.3636363636364) internal successors, (8214), 22 states have internal predecessors, (8214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:28:56,130 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:28:56,130 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 716 [2021-03-24 20:28:56,130 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:28:58,110 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2021-03-24 20:28:58,657 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-03-24 20:28:59,311 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 61 [2021-03-24 20:29:00,580 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 61 [2021-03-24 20:29:09,715 INFO L129 PetriNetUnfolder]: 11695/32974 cut-off events. [2021-03-24 20:29:09,715 INFO L130 PetriNetUnfolder]: For 160867/160941 co-relation queries the response was YES. [2021-03-24 20:29:10,294 INFO L84 FinitePrefix]: Finished finitePrefix Result has 99327 conditions, 32974 events. 11695/32974 cut-off events. For 160867/160941 co-relation queries the response was YES. Maximal size of possible extension queue 352. Compared 308834 event pairs, 2043 based on Foata normal form. 74/31873 useless extension candidates. Maximal degree in co-relation 97898. Up to 9003 conditions per place. [2021-03-24 20:29:10,400 INFO L132 encePairwiseOnDemand]: 686/716 looper letters, 1050 selfloop transitions, 807 changer transitions 0/1987 dead transitions. [2021-03-24 20:29:10,401 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 574 places, 1987 transitions, 22852 flow [2021-03-24 20:29:10,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-03-24 20:29:10,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2021-03-24 20:29:10,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 16849 transitions. [2021-03-24 20:29:10,414 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.547258672209952 [2021-03-24 20:29:10,415 INFO L72 ComplementDD]: Start complementDD. Operand 43 states and 16849 transitions. [2021-03-24 20:29:10,415 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43 states and 16849 transitions. [2021-03-24 20:29:10,421 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:29:10,421 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 43 states and 16849 transitions. [2021-03-24 20:29:10,437 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 44 states, 43 states have (on average 391.83720930232556) internal successors, (16849), 43 states have internal predecessors, (16849), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:29:10,460 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 44 states, 44 states have (on average 716.0) internal successors, (31504), 44 states have internal predecessors, (31504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:29:10,465 INFO L81 ComplementDD]: Finished complementDD. Result has 44 states, 44 states have (on average 716.0) internal successors, (31504), 44 states have internal predecessors, (31504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:29:10,465 INFO L185 Difference]: Start difference. First operand has 532 places, 939 transitions, 10083 flow. Second operand 43 states and 16849 transitions. [2021-03-24 20:29:10,465 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 574 places, 1987 transitions, 22852 flow [2021-03-24 20:29:11,661 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 560 places, 1987 transitions, 22185 flow, removed 206 selfloop flow, removed 14 redundant places. [2021-03-24 20:29:11,682 INFO L241 Difference]: Finished difference. Result has 572 places, 1380 transitions, 17887 flow [2021-03-24 20:29:11,684 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=716, PETRI_DIFFERENCE_MINUEND_FLOW=9508, PETRI_DIFFERENCE_MINUEND_PLACES=518, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=939, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=424, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=501, PETRI_DIFFERENCE_SUBTRAHEND_STATES=43, PETRI_FLOW=17887, PETRI_PLACES=572, PETRI_TRANSITIONS=1380} [2021-03-24 20:29:11,684 INFO L343 CegarLoopForPetriNet]: 246 programPoint places, 326 predicate places. [2021-03-24 20:29:11,684 INFO L480 AbstractCegarLoop]: Abstraction has has 572 places, 1380 transitions, 17887 flow [2021-03-24 20:29:11,685 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 373.3636363636364) internal successors, (8214), 22 states have internal predecessors, (8214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:29:11,685 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:29:11,685 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:29:11,685 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-24 20:29:11,686 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:29:11,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:29:11,686 INFO L82 PathProgramCache]: Analyzing trace with hash -1905316977, now seen corresponding path program 6 times [2021-03-24 20:29:11,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:29:11,686 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315121999] [2021-03-24 20:29:11,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:29:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:29:11,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:29:11,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:29:11,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:29:11,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:29:11,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 20:29:11,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 20:29:11,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 20:29:11,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 20:29:11,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:29:11,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:29:11,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:29:11,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:29:11,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:29:11,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:29:11,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:29:11,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:29:11,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:29:11,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:29:11,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:29:11,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:29:11,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:11,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:29:12,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:12,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:29:12,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:12,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:29:12,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:29:12,018 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315121999] [2021-03-24 20:29:12,018 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:29:12,018 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-03-24 20:29:12,018 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588111184] [2021-03-24 20:29:12,018 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-03-24 20:29:12,018 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:29:12,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-03-24 20:29:12,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2021-03-24 20:29:12,026 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 716 [2021-03-24 20:29:12,029 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 572 places, 1380 transitions, 17887 flow. Second operand has 21 states, 21 states have (on average 373.42857142857144) internal successors, (7842), 21 states have internal predecessors, (7842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:29:12,029 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:29:12,029 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 716 [2021-03-24 20:29:12,030 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:29:27,471 INFO L129 PetriNetUnfolder]: 11770/32972 cut-off events. [2021-03-24 20:29:27,471 INFO L130 PetriNetUnfolder]: For 179468/179600 co-relation queries the response was YES. [2021-03-24 20:29:28,386 INFO L84 FinitePrefix]: Finished finitePrefix Result has 103858 conditions, 32972 events. 11770/32972 cut-off events. For 179468/179600 co-relation queries the response was YES. Maximal size of possible extension queue 347. Compared 308194 event pairs, 1590 based on Foata normal form. 125/31940 useless extension candidates. Maximal degree in co-relation 102396. Up to 8674 conditions per place. [2021-03-24 20:29:28,509 INFO L132 encePairwiseOnDemand]: 685/716 looper letters, 800 selfloop transitions, 1032 changer transitions 0/1962 dead transitions. [2021-03-24 20:29:28,509 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 638 places, 1962 transitions, 25317 flow [2021-03-24 20:29:28,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-03-24 20:29:28,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2021-03-24 20:29:28,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 25688 transitions. [2021-03-24 20:29:28,530 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5354790294338364 [2021-03-24 20:29:28,530 INFO L72 ComplementDD]: Start complementDD. Operand 67 states and 25688 transitions. [2021-03-24 20:29:28,530 INFO L73 IsDeterministic]: Start isDeterministic. Operand 67 states and 25688 transitions. [2021-03-24 20:29:28,685 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:29:28,685 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 67 states and 25688 transitions. [2021-03-24 20:29:28,707 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 68 states, 67 states have (on average 383.4029850746269) internal successors, (25688), 67 states have internal predecessors, (25688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:29:28,745 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 68 states, 68 states have (on average 716.0) internal successors, (48688), 68 states have internal predecessors, (48688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:29:28,755 INFO L81 ComplementDD]: Finished complementDD. Result has 68 states, 68 states have (on average 716.0) internal successors, (48688), 68 states have internal predecessors, (48688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:29:28,755 INFO L185 Difference]: Start difference. First operand has 572 places, 1380 transitions, 17887 flow. Second operand 67 states and 25688 transitions. [2021-03-24 20:29:28,755 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 638 places, 1962 transitions, 25317 flow [2021-03-24 20:29:30,463 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 632 places, 1962 transitions, 24079 flow, removed 599 selfloop flow, removed 6 redundant places. [2021-03-24 20:29:30,485 INFO L241 Difference]: Finished difference. Result has 640 places, 1512 transitions, 21332 flow [2021-03-24 20:29:30,487 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=716, PETRI_DIFFERENCE_MINUEND_FLOW=16824, PETRI_DIFFERENCE_MINUEND_PLACES=566, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1380, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=901, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=469, PETRI_DIFFERENCE_SUBTRAHEND_STATES=67, PETRI_FLOW=21332, PETRI_PLACES=640, PETRI_TRANSITIONS=1512} [2021-03-24 20:29:30,487 INFO L343 CegarLoopForPetriNet]: 246 programPoint places, 394 predicate places. [2021-03-24 20:29:30,487 INFO L480 AbstractCegarLoop]: Abstraction has has 640 places, 1512 transitions, 21332 flow [2021-03-24 20:29:30,488 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 373.42857142857144) internal successors, (7842), 21 states have internal predecessors, (7842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:29:30,488 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:29:30,488 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:29:30,488 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-24 20:29:30,488 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:29:30,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:29:30,488 INFO L82 PathProgramCache]: Analyzing trace with hash 290669231, now seen corresponding path program 7 times [2021-03-24 20:29:30,489 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:29:30,489 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781273099] [2021-03-24 20:29:30,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:29:30,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:29:30,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:29:30,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:29:30,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:29:30,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:29:30,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 20:29:30,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 20:29:30,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 20:29:30,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 20:29:30,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:29:30,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:29:30,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:29:30,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:29:30,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:29:30,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:29:30,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:29:30,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:29:30,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:29:30,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:29:30,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:29:30,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:29:30,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:29:30,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:29:30,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:29:30,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:29:30,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:29:30,837 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781273099] [2021-03-24 20:29:30,837 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:29:30,837 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2021-03-24 20:29:30,837 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726772959] [2021-03-24 20:29:30,838 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-03-24 20:29:30,838 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:29:30,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-03-24 20:29:30,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=407, Unknown=0, NotChecked=0, Total=462 [2021-03-24 20:29:30,843 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 716 [2021-03-24 20:29:30,845 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 640 places, 1512 transitions, 21332 flow. Second operand has 22 states, 22 states have (on average 373.3636363636364) internal successors, (8214), 22 states have internal predecessors, (8214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:29:30,845 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:29:30,845 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 716 [2021-03-24 20:29:30,845 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:29:31,025 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-03-24 20:29:45,775 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 48 [2021-03-24 20:29:55,747 INFO L129 PetriNetUnfolder]: 14769/41340 cut-off events. [2021-03-24 20:29:55,748 INFO L130 PetriNetUnfolder]: For 232049/232161 co-relation queries the response was YES. [2021-03-24 20:29:57,110 INFO L84 FinitePrefix]: Finished finitePrefix Result has 143887 conditions, 41340 events. 14769/41340 cut-off events. For 232049/232161 co-relation queries the response was YES. Maximal size of possible extension queue 515. Compared 408670 event pairs, 1911 based on Foata normal form. 119/40122 useless extension candidates. Maximal degree in co-relation 143622. Up to 9881 conditions per place. [2021-03-24 20:29:57,243 INFO L132 encePairwiseOnDemand]: 685/716 looper letters, 1383 selfloop transitions, 1719 changer transitions 0/3232 dead transitions. [2021-03-24 20:29:57,243 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 762 places, 3232 transitions, 45117 flow [2021-03-24 20:29:57,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-03-24 20:29:57,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2021-03-24 20:29:57,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 47094 transitions. [2021-03-24 20:29:57,271 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5347458781850388 [2021-03-24 20:29:57,271 INFO L72 ComplementDD]: Start complementDD. Operand 123 states and 47094 transitions. [2021-03-24 20:29:57,272 INFO L73 IsDeterministic]: Start isDeterministic. Operand 123 states and 47094 transitions. [2021-03-24 20:29:57,280 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:29:57,280 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 123 states and 47094 transitions. [2021-03-24 20:29:57,326 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 124 states, 123 states have (on average 382.8780487804878) internal successors, (47094), 123 states have internal predecessors, (47094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:29:57,406 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 124 states, 124 states have (on average 716.0) internal successors, (88784), 124 states have internal predecessors, (88784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:29:57,424 INFO L81 ComplementDD]: Finished complementDD. Result has 124 states, 124 states have (on average 716.0) internal successors, (88784), 124 states have internal predecessors, (88784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:29:57,424 INFO L185 Difference]: Start difference. First operand has 640 places, 1512 transitions, 21332 flow. Second operand 123 states and 47094 transitions. [2021-03-24 20:29:57,424 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 762 places, 3232 transitions, 45117 flow [2021-03-24 20:30:00,498 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 735 places, 3232 transitions, 40492 flow, removed 827 selfloop flow, removed 27 redundant places. [2021-03-24 20:30:00,536 INFO L241 Difference]: Finished difference. Result has 768 places, 2302 transitions, 35344 flow [2021-03-24 20:30:00,538 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=716, PETRI_DIFFERENCE_MINUEND_FLOW=18665, PETRI_DIFFERENCE_MINUEND_PLACES=613, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1512, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1002, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=455, PETRI_DIFFERENCE_SUBTRAHEND_STATES=123, PETRI_FLOW=35344, PETRI_PLACES=768, PETRI_TRANSITIONS=2302} [2021-03-24 20:30:00,538 INFO L343 CegarLoopForPetriNet]: 246 programPoint places, 522 predicate places. [2021-03-24 20:30:00,538 INFO L480 AbstractCegarLoop]: Abstraction has has 768 places, 2302 transitions, 35344 flow [2021-03-24 20:30:00,539 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 373.3636363636364) internal successors, (8214), 22 states have internal predecessors, (8214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:30:00,539 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:30:00,539 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:30:00,539 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-24 20:30:00,539 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:30:00,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:30:00,540 INFO L82 PathProgramCache]: Analyzing trace with hash -321206971, now seen corresponding path program 8 times [2021-03-24 20:30:00,540 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:30:00,540 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942422040] [2021-03-24 20:30:00,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:30:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:30:00,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:30:00,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:30:00,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:30:00,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:30:00,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 20:30:00,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 20:30:00,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 20:30:00,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 20:30:00,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:30:00,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:30:00,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:30:00,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:30:00,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:30:00,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:30:00,746 INFO L142 QuantifierPusher]: treesize reduction 14, result has 48.1 percent of original size [2021-03-24 20:30:00,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:30:00,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:30:00,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:30:00,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:30:00,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:30:00,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:30:00,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:30:00,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:30:00,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:00,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:30:00,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:30:00,908 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942422040] [2021-03-24 20:30:00,909 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:30:00,909 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-03-24 20:30:00,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738779820] [2021-03-24 20:30:00,909 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-03-24 20:30:00,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:30:00,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-03-24 20:30:00,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2021-03-24 20:30:00,915 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 716 [2021-03-24 20:30:00,918 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 768 places, 2302 transitions, 35344 flow. Second operand has 21 states, 21 states have (on average 373.42857142857144) internal successors, (7842), 21 states have internal predecessors, (7842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:30:00,918 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:30:00,918 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 716 [2021-03-24 20:30:00,918 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:30:21,907 INFO L129 PetriNetUnfolder]: 14815/41925 cut-off events. [2021-03-24 20:30:21,907 INFO L130 PetriNetUnfolder]: For 240775/240859 co-relation queries the response was YES. [2021-03-24 20:30:23,565 INFO L84 FinitePrefix]: Finished finitePrefix Result has 148677 conditions, 41925 events. 14815/41925 cut-off events. For 240775/240859 co-relation queries the response was YES. Maximal size of possible extension queue 544. Compared 418013 event pairs, 2134 based on Foata normal form. 101/40639 useless extension candidates. Maximal degree in co-relation 148420. Up to 13643 conditions per place. [2021-03-24 20:30:23,688 INFO L132 encePairwiseOnDemand]: 685/716 looper letters, 1849 selfloop transitions, 730 changer transitions 0/2709 dead transitions. [2021-03-24 20:30:23,688 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 805 places, 2709 transitions, 41996 flow [2021-03-24 20:30:23,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-03-24 20:30:23,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2021-03-24 20:30:23,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 14811 transitions. [2021-03-24 20:30:23,695 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.544361952366951 [2021-03-24 20:30:23,695 INFO L72 ComplementDD]: Start complementDD. Operand 38 states and 14811 transitions. [2021-03-24 20:30:23,695 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 14811 transitions. [2021-03-24 20:30:23,697 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:30:23,698 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 38 states and 14811 transitions. [2021-03-24 20:30:23,712 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 39 states, 38 states have (on average 389.7631578947368) internal successors, (14811), 38 states have internal predecessors, (14811), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:30:23,729 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 39 states, 39 states have (on average 716.0) internal successors, (27924), 39 states have internal predecessors, (27924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:30:23,733 INFO L81 ComplementDD]: Finished complementDD. Result has 39 states, 39 states have (on average 716.0) internal successors, (27924), 39 states have internal predecessors, (27924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:30:23,733 INFO L185 Difference]: Start difference. First operand has 768 places, 2302 transitions, 35344 flow. Second operand 38 states and 14811 transitions. [2021-03-24 20:30:23,733 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 805 places, 2709 transitions, 41996 flow [2021-03-24 20:30:27,723 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 775 places, 2709 transitions, 41154 flow, removed 232 selfloop flow, removed 30 redundant places. [2021-03-24 20:30:27,770 INFO L241 Difference]: Finished difference. Result has 781 places, 2317 transitions, 36285 flow [2021-03-24 20:30:27,773 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=716, PETRI_DIFFERENCE_MINUEND_FLOW=34512, PETRI_DIFFERENCE_MINUEND_PLACES=738, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2302, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=717, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1578, PETRI_DIFFERENCE_SUBTRAHEND_STATES=38, PETRI_FLOW=36285, PETRI_PLACES=781, PETRI_TRANSITIONS=2317} [2021-03-24 20:30:27,773 INFO L343 CegarLoopForPetriNet]: 246 programPoint places, 535 predicate places. [2021-03-24 20:30:27,773 INFO L480 AbstractCegarLoop]: Abstraction has has 781 places, 2317 transitions, 36285 flow [2021-03-24 20:30:27,774 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 373.42857142857144) internal successors, (7842), 21 states have internal predecessors, (7842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:30:27,774 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:30:27,774 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:30:27,774 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-03-24 20:30:27,774 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:30:27,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:30:27,775 INFO L82 PathProgramCache]: Analyzing trace with hash 981237121, now seen corresponding path program 9 times [2021-03-24 20:30:27,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:30:27,775 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304246079] [2021-03-24 20:30:27,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:30:27,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:30:27,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:27,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:30:27,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:27,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:30:27,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:27,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:30:27,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:27,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:30:27,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:27,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 20:30:27,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:27,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 20:30:27,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:27,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 20:30:27,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:27,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 20:30:27,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:27,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:30:27,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:27,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:30:27,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:27,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:30:27,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:27,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:30:27,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:27,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:30:28,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:28,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:30:28,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:28,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:30:28,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:28,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:30:28,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:28,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:30:28,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:28,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:30:28,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:28,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:30:28,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:28,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:30:28,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:28,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:30:28,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:28,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:30:28,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:30:28,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:30:28,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:30:28,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304246079] [2021-03-24 20:30:28,186 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:30:28,186 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-03-24 20:30:28,186 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112416074] [2021-03-24 20:30:28,186 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-03-24 20:30:28,186 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:30:28,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-03-24 20:30:28,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2021-03-24 20:30:28,190 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 716 [2021-03-24 20:30:28,193 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 781 places, 2317 transitions, 36285 flow. Second operand has 23 states, 23 states have (on average 373.30434782608694) internal successors, (8586), 23 states have internal predecessors, (8586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:30:28,193 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:30:28,193 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 716 [2021-03-24 20:30:28,193 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:30:33,157 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 64 [2021-03-24 20:30:33,397 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 61 [2021-03-24 20:30:41,448 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2021-03-24 20:30:43,058 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-03-24 20:30:52,853 INFO L129 PetriNetUnfolder]: 15498/43061 cut-off events. [2021-03-24 20:30:52,854 INFO L130 PetriNetUnfolder]: For 264950/265121 co-relation queries the response was YES. [2021-03-24 20:30:55,036 INFO L84 FinitePrefix]: Finished finitePrefix Result has 159476 conditions, 43061 events. 15498/43061 cut-off events. For 264950/265121 co-relation queries the response was YES. Maximal size of possible extension queue 548. Compared 428090 event pairs, 1683 based on Foata normal form. 157/41821 useless extension candidates. Maximal degree in co-relation 159168. Up to 12181 conditions per place. [2021-03-24 20:30:55,163 INFO L132 encePairwiseOnDemand]: 686/716 looper letters, 1273 selfloop transitions, 1686 changer transitions 0/3089 dead transitions. [2021-03-24 20:30:55,163 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 844 places, 3089 transitions, 48420 flow [2021-03-24 20:30:55,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-03-24 20:30:55,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2021-03-24 20:30:55,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 24648 transitions. [2021-03-24 20:30:55,175 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5378840782122905 [2021-03-24 20:30:55,175 INFO L72 ComplementDD]: Start complementDD. Operand 64 states and 24648 transitions. [2021-03-24 20:30:55,175 INFO L73 IsDeterministic]: Start isDeterministic. Operand 64 states and 24648 transitions. [2021-03-24 20:30:55,178 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:30:55,179 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 64 states and 24648 transitions. [2021-03-24 20:30:55,196 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 65 states, 64 states have (on average 385.125) internal successors, (24648), 64 states have internal predecessors, (24648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:30:55,227 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 65 states, 65 states have (on average 716.0) internal successors, (46540), 65 states have internal predecessors, (46540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:30:55,237 INFO L81 ComplementDD]: Finished complementDD. Result has 65 states, 65 states have (on average 716.0) internal successors, (46540), 65 states have internal predecessors, (46540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:30:55,237 INFO L185 Difference]: Start difference. First operand has 781 places, 2317 transitions, 36285 flow. Second operand 64 states and 24648 transitions. [2021-03-24 20:30:55,237 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 844 places, 3089 transitions, 48420 flow [2021-03-24 20:31:01,139 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 815 places, 3089 transitions, 47305 flow, removed 78 selfloop flow, removed 29 redundant places. [2021-03-24 20:31:01,195 INFO L241 Difference]: Finished difference. Result has 844 places, 2594 transitions, 45807 flow [2021-03-24 20:31:01,197 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=716, PETRI_DIFFERENCE_MINUEND_FLOW=35244, PETRI_DIFFERENCE_MINUEND_PLACES=752, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2317, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1423, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=724, PETRI_DIFFERENCE_SUBTRAHEND_STATES=64, PETRI_FLOW=45807, PETRI_PLACES=844, PETRI_TRANSITIONS=2594} [2021-03-24 20:31:01,197 INFO L343 CegarLoopForPetriNet]: 246 programPoint places, 598 predicate places. [2021-03-24 20:31:01,198 INFO L480 AbstractCegarLoop]: Abstraction has has 844 places, 2594 transitions, 45807 flow [2021-03-24 20:31:01,199 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 373.30434782608694) internal successors, (8586), 23 states have internal predecessors, (8586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:31:01,199 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:31:01,199 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:31:01,199 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-03-24 20:31:01,199 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:31:01,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:31:01,200 INFO L82 PathProgramCache]: Analyzing trace with hash -710255155, now seen corresponding path program 1 times [2021-03-24 20:31:01,200 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:31:01,200 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249215342] [2021-03-24 20:31:01,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:31:01,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:31:01,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:01,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:31:01,293 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-03-24 20:31:01,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 20:31:01,331 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-03-24 20:31:01,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 20:31:01,352 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-03-24 20:31:01,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 20:31:01,393 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-24 20:31:01,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 20:31:01,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:01,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 20:31:01,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:01,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:31:01,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:01,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:31:01,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:01,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:31:01,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:01,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:31:01,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:01,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:31:01,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:01,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:31:01,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:01,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:31:01,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:01,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:31:01,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:01,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:31:01,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:01,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:31:01,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:01,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:31:01,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:01,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:31:01,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:01,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:31:01,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:01,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:31:01,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:01,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:31:01,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:01,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:31:01,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:31:01,837 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249215342] [2021-03-24 20:31:01,838 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:31:01,838 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-03-24 20:31:01,838 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700003753] [2021-03-24 20:31:01,838 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-03-24 20:31:01,838 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:31:01,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-03-24 20:31:01,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2021-03-24 20:31:01,846 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 369 out of 716 [2021-03-24 20:31:01,849 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 844 places, 2594 transitions, 45807 flow. Second operand has 23 states, 23 states have (on average 370.3478260869565) internal successors, (8518), 23 states have internal predecessors, (8518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:31:01,849 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:31:01,849 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 369 of 716 [2021-03-24 20:31:01,849 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:31:07,513 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 57 [2021-03-24 20:31:30,232 INFO L129 PetriNetUnfolder]: 15838/44071 cut-off events. [2021-03-24 20:31:30,232 INFO L130 PetriNetUnfolder]: For 308671/308861 co-relation queries the response was YES. [2021-03-24 20:31:32,771 INFO L84 FinitePrefix]: Finished finitePrefix Result has 172904 conditions, 44071 events. 15838/44071 cut-off events. For 308671/308861 co-relation queries the response was YES. Maximal size of possible extension queue 569. Compared 441024 event pairs, 1771 based on Foata normal form. 177/42809 useless extension candidates. Maximal degree in co-relation 172658. Up to 13582 conditions per place. [2021-03-24 20:31:32,908 INFO L132 encePairwiseOnDemand]: 686/716 looper letters, 1726 selfloop transitions, 1386 changer transitions 0/3242 dead transitions. [2021-03-24 20:31:32,908 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 907 places, 3242 transitions, 54678 flow [2021-03-24 20:31:32,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-03-24 20:31:32,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2021-03-24 20:31:32,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 24617 transitions. [2021-03-24 20:31:32,919 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5372075768156425 [2021-03-24 20:31:32,919 INFO L72 ComplementDD]: Start complementDD. Operand 64 states and 24617 transitions. [2021-03-24 20:31:32,919 INFO L73 IsDeterministic]: Start isDeterministic. Operand 64 states and 24617 transitions. [2021-03-24 20:31:32,922 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:31:32,922 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 64 states and 24617 transitions. [2021-03-24 20:31:32,939 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 65 states, 64 states have (on average 384.640625) internal successors, (24617), 64 states have internal predecessors, (24617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:31:32,970 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 65 states, 65 states have (on average 716.0) internal successors, (46540), 65 states have internal predecessors, (46540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:31:32,980 INFO L81 ComplementDD]: Finished complementDD. Result has 65 states, 65 states have (on average 716.0) internal successors, (46540), 65 states have internal predecessors, (46540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:31:32,980 INFO L185 Difference]: Start difference. First operand has 844 places, 2594 transitions, 45807 flow. Second operand 64 states and 24617 transitions. [2021-03-24 20:31:32,981 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 907 places, 3242 transitions, 54678 flow [2021-03-24 20:31:38,246 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 893 places, 3242 transitions, 54023 flow, removed 200 selfloop flow, removed 14 redundant places. [2021-03-24 20:31:38,298 INFO L241 Difference]: Finished difference. Result has 902 places, 2638 transitions, 48975 flow [2021-03-24 20:31:38,301 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=716, PETRI_DIFFERENCE_MINUEND_FLOW=45236, PETRI_DIFFERENCE_MINUEND_PLACES=830, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2594, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1349, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1229, PETRI_DIFFERENCE_SUBTRAHEND_STATES=64, PETRI_FLOW=48975, PETRI_PLACES=902, PETRI_TRANSITIONS=2638} [2021-03-24 20:31:38,301 INFO L343 CegarLoopForPetriNet]: 246 programPoint places, 656 predicate places. [2021-03-24 20:31:38,301 INFO L480 AbstractCegarLoop]: Abstraction has has 902 places, 2638 transitions, 48975 flow [2021-03-24 20:31:38,302 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 370.3478260869565) internal successors, (8518), 23 states have internal predecessors, (8518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:31:38,302 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:31:38,302 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:31:38,302 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-03-24 20:31:38,302 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:31:38,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:31:38,303 INFO L82 PathProgramCache]: Analyzing trace with hash 587974171, now seen corresponding path program 2 times [2021-03-24 20:31:38,303 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:31:38,303 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904245999] [2021-03-24 20:31:38,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:31:38,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:31:38,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:38,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:31:38,353 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-03-24 20:31:38,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 20:31:38,373 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-03-24 20:31:38,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 20:31:38,396 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-03-24 20:31:38,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 20:31:38,421 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-24 20:31:38,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 20:31:38,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:38,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 20:31:38,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:38,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:31:38,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:38,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:31:38,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:38,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:31:38,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:38,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:31:38,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:38,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:31:38,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:38,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:31:38,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:38,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:31:38,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:38,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:31:38,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:38,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:31:38,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:38,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:31:38,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:38,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:31:38,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:38,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:31:38,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:38,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:31:38,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:38,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:31:38,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:38,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:31:38,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:31:38,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:31:38,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:31:38,747 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904245999] [2021-03-24 20:31:38,748 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:31:38,748 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-03-24 20:31:38,748 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319327207] [2021-03-24 20:31:38,748 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-03-24 20:31:38,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:31:38,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-03-24 20:31:38,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=447, Unknown=0, NotChecked=0, Total=506 [2021-03-24 20:31:38,752 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 369 out of 716 [2021-03-24 20:31:38,755 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 902 places, 2638 transitions, 48975 flow. Second operand has 23 states, 23 states have (on average 370.3478260869565) internal successors, (8518), 23 states have internal predecessors, (8518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:31:38,755 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:31:38,755 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 369 of 716 [2021-03-24 20:31:38,755 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:31:44,136 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-03-24 20:31:46,250 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 60 [2021-03-24 20:32:10,442 INFO L129 PetriNetUnfolder]: 17949/49420 cut-off events. [2021-03-24 20:32:10,442 INFO L130 PetriNetUnfolder]: For 404690/404958 co-relation queries the response was YES. [2021-03-24 20:32:13,219 INFO L84 FinitePrefix]: Finished finitePrefix Result has 209495 conditions, 49420 events. 17949/49420 cut-off events. For 404690/404958 co-relation queries the response was YES. Maximal size of possible extension queue 671. Compared 505836 event pairs, 1684 based on Foata normal form. 223/48120 useless extension candidates. Maximal degree in co-relation 209245. Up to 11506 conditions per place. [2021-03-24 20:32:13,389 INFO L132 encePairwiseOnDemand]: 686/716 looper letters, 2012 selfloop transitions, 1790 changer transitions 0/3932 dead transitions. [2021-03-24 20:32:13,389 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 960 places, 3932 transitions, 70961 flow [2021-03-24 20:32:13,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-03-24 20:32:13,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2021-03-24 20:32:13,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 22838 transitions. [2021-03-24 20:32:13,401 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5406211532998769 [2021-03-24 20:32:13,401 INFO L72 ComplementDD]: Start complementDD. Operand 59 states and 22838 transitions. [2021-03-24 20:32:13,401 INFO L73 IsDeterministic]: Start isDeterministic. Operand 59 states and 22838 transitions. [2021-03-24 20:32:13,404 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:32:13,404 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 59 states and 22838 transitions. [2021-03-24 20:32:13,415 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 60 states, 59 states have (on average 387.08474576271186) internal successors, (22838), 59 states have internal predecessors, (22838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:32:13,436 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 60 states, 60 states have (on average 716.0) internal successors, (42960), 60 states have internal predecessors, (42960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:32:13,443 INFO L81 ComplementDD]: Finished complementDD. Result has 60 states, 60 states have (on average 716.0) internal successors, (42960), 60 states have internal predecessors, (42960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:32:13,443 INFO L185 Difference]: Start difference. First operand has 902 places, 2638 transitions, 48975 flow. Second operand 59 states and 22838 transitions. [2021-03-24 20:32:13,443 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 960 places, 3932 transitions, 70961 flow [2021-03-24 20:32:21,213 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 913 places, 3932 transitions, 68497 flow, removed 333 selfloop flow, removed 47 redundant places. [2021-03-24 20:32:21,270 INFO L241 Difference]: Finished difference. Result has 933 places, 3087 transitions, 61192 flow [2021-03-24 20:32:21,272 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=716, PETRI_DIFFERENCE_MINUEND_FLOW=47101, PETRI_DIFFERENCE_MINUEND_PLACES=855, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2638, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1370, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1187, PETRI_DIFFERENCE_SUBTRAHEND_STATES=59, PETRI_FLOW=61192, PETRI_PLACES=933, PETRI_TRANSITIONS=3087} [2021-03-24 20:32:21,272 INFO L343 CegarLoopForPetriNet]: 246 programPoint places, 687 predicate places. [2021-03-24 20:32:21,272 INFO L480 AbstractCegarLoop]: Abstraction has has 933 places, 3087 transitions, 61192 flow [2021-03-24 20:32:21,273 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 370.3478260869565) internal successors, (8518), 23 states have internal predecessors, (8518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:32:21,273 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:32:21,274 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:32:21,274 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-03-24 20:32:21,274 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:32:21,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:32:21,274 INFO L82 PathProgramCache]: Analyzing trace with hash 337353095, now seen corresponding path program 3 times [2021-03-24 20:32:21,274 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:32:21,274 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542920479] [2021-03-24 20:32:21,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:32:21,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:32:21,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:32:21,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:32:21,313 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-03-24 20:32:21,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 20:32:21,332 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-03-24 20:32:21,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 20:32:21,353 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-03-24 20:32:21,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 20:32:21,375 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-24 20:32:21,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 20:32:21,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:32:21,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 20:32:21,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:32:21,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:32:21,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:32:21,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:32:21,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:32:21,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:32:21,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:32:21,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:32:21,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:32:21,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:32:21,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:32:21,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:32:21,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:32:21,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:32:21,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:32:21,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:32:21,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:32:21,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:32:21,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:32:21,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:32:21,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:32:21,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:32:21,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:32:21,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:32:21,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:32:21,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:32:21,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:32:21,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:32:21,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:32:21,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:32:21,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:32:21,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:32:21,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:32:21,655 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542920479] [2021-03-24 20:32:21,656 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:32:21,656 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-03-24 20:32:21,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268584412] [2021-03-24 20:32:21,656 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-03-24 20:32:21,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:32:21,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-03-24 20:32:21,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2021-03-24 20:32:21,661 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 369 out of 716 [2021-03-24 20:32:21,663 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 933 places, 3087 transitions, 61192 flow. Second operand has 23 states, 23 states have (on average 370.3478260869565) internal successors, (8518), 23 states have internal predecessors, (8518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:32:21,664 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:32:21,664 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 369 of 716 [2021-03-24 20:32:21,664 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:32:24,278 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2021-03-24 20:32:49,104 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2021-03-24 20:33:02,197 INFO L129 PetriNetUnfolder]: 22045/61020 cut-off events. [2021-03-24 20:33:02,197 INFO L130 PetriNetUnfolder]: For 631883/632134 co-relation queries the response was YES. [2021-03-24 20:33:05,778 INFO L84 FinitePrefix]: Finished finitePrefix Result has 284223 conditions, 61020 events. 22045/61020 cut-off events. For 631883/632134 co-relation queries the response was YES. Maximal size of possible extension queue 948. Compared 658503 event pairs, 2570 based on Foata normal form. 150/59440 useless extension candidates. Maximal degree in co-relation 283979. Up to 11509 conditions per place. [2021-03-24 20:33:05,994 INFO L132 encePairwiseOnDemand]: 685/716 looper letters, 2543 selfloop transitions, 2523 changer transitions 0/5196 dead transitions. [2021-03-24 20:33:05,995 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 990 places, 5196 transitions, 104505 flow [2021-03-24 20:33:05,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-03-24 20:33:05,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2021-03-24 20:33:06,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 22501 transitions. [2021-03-24 20:33:06,009 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5418272009246773 [2021-03-24 20:33:06,009 INFO L72 ComplementDD]: Start complementDD. Operand 58 states and 22501 transitions. [2021-03-24 20:33:06,009 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58 states and 22501 transitions. [2021-03-24 20:33:06,013 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:33:06,013 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 58 states and 22501 transitions. [2021-03-24 20:33:06,027 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 59 states, 58 states have (on average 387.94827586206895) internal successors, (22501), 58 states have internal predecessors, (22501), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:33:06,050 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 59 states, 59 states have (on average 716.0) internal successors, (42244), 59 states have internal predecessors, (42244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:33:06,057 INFO L81 ComplementDD]: Finished complementDD. Result has 59 states, 59 states have (on average 716.0) internal successors, (42244), 59 states have internal predecessors, (42244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:33:06,057 INFO L185 Difference]: Start difference. First operand has 933 places, 3087 transitions, 61192 flow. Second operand 58 states and 22501 transitions. [2021-03-24 20:33:06,057 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 990 places, 5196 transitions, 104505 flow [2021-03-24 20:33:20,046 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 971 places, 5196 transitions, 102572 flow, removed 653 selfloop flow, removed 19 redundant places. [2021-03-24 20:33:20,137 INFO L241 Difference]: Finished difference. Result has 996 places, 4118 transitions, 91771 flow [2021-03-24 20:33:20,140 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=716, PETRI_DIFFERENCE_MINUEND_FLOW=60043, PETRI_DIFFERENCE_MINUEND_PLACES=914, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3087, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1534, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1270, PETRI_DIFFERENCE_SUBTRAHEND_STATES=58, PETRI_FLOW=91771, PETRI_PLACES=996, PETRI_TRANSITIONS=4118} [2021-03-24 20:33:20,140 INFO L343 CegarLoopForPetriNet]: 246 programPoint places, 750 predicate places. [2021-03-24 20:33:20,140 INFO L480 AbstractCegarLoop]: Abstraction has has 996 places, 4118 transitions, 91771 flow [2021-03-24 20:33:20,142 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 370.3478260869565) internal successors, (8518), 23 states have internal predecessors, (8518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:33:20,142 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:33:20,142 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:33:20,142 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-03-24 20:33:20,142 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:33:20,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:33:20,142 INFO L82 PathProgramCache]: Analyzing trace with hash 687726549, now seen corresponding path program 4 times [2021-03-24 20:33:20,142 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:33:20,142 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587388907] [2021-03-24 20:33:20,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:33:20,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:33:20,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:33:20,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:33:20,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:33:20,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:33:20,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 20:33:20,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 20:33:20,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 20:33:20,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 20:33:20,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:33:20,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:33:20,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:33:20,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:33:20,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:33:20,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:33:20,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:33:20,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:33:20,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:33:20,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:33:20,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:33:20,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:33:20,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:33:20,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:33:20,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:33:20,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:33:20,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:33:20,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:33:20,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587388907] [2021-03-24 20:33:20,504 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:33:20,504 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-03-24 20:33:20,504 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635102429] [2021-03-24 20:33:20,505 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-03-24 20:33:20,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:33:20,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-03-24 20:33:20,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=445, Unknown=0, NotChecked=0, Total=506 [2021-03-24 20:33:20,509 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 369 out of 716 [2021-03-24 20:33:20,512 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 996 places, 4118 transitions, 91771 flow. Second operand has 23 states, 23 states have (on average 370.3478260869565) internal successors, (8518), 23 states have internal predecessors, (8518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:33:20,512 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:33:20,512 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 369 of 716 [2021-03-24 20:33:20,512 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:33:26,129 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2021-03-24 20:33:30,506 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 73 [2021-03-24 20:34:04,201 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 51 [2021-03-24 20:34:21,864 INFO L129 PetriNetUnfolder]: 23558/65157 cut-off events. [2021-03-24 20:34:21,864 INFO L130 PetriNetUnfolder]: For 893679/894255 co-relation queries the response was YES. [2021-03-24 20:34:25,981 INFO L84 FinitePrefix]: Finished finitePrefix Result has 327489 conditions, 65157 events. 23558/65157 cut-off events. For 893679/894255 co-relation queries the response was YES. Maximal size of possible extension queue 1051. Compared 713126 event pairs, 2201 based on Foata normal form. 377/63724 useless extension candidates. Maximal degree in co-relation 327217. Up to 12410 conditions per place. [2021-03-24 20:34:26,378 INFO L132 encePairwiseOnDemand]: 684/716 looper letters, 2440 selfloop transitions, 3023 changer transitions 0/5593 dead transitions. [2021-03-24 20:34:26,379 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1133 places, 5593 transitions, 117669 flow [2021-03-24 20:34:26,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2021-03-24 20:34:26,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2021-03-24 20:34:26,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 52435 transitions. [2021-03-24 20:34:26,398 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5306756537932151 [2021-03-24 20:34:26,399 INFO L72 ComplementDD]: Start complementDD. Operand 138 states and 52435 transitions. [2021-03-24 20:34:26,399 INFO L73 IsDeterministic]: Start isDeterministic. Operand 138 states and 52435 transitions. [2021-03-24 20:34:26,404 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:34:26,405 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 138 states and 52435 transitions. [2021-03-24 20:34:26,429 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 139 states, 138 states have (on average 379.963768115942) internal successors, (52435), 138 states have internal predecessors, (52435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:34:26,481 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 139 states, 139 states have (on average 716.0) internal successors, (99524), 139 states have internal predecessors, (99524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:34:26,498 INFO L81 ComplementDD]: Finished complementDD. Result has 139 states, 139 states have (on average 716.0) internal successors, (99524), 139 states have internal predecessors, (99524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:34:26,498 INFO L185 Difference]: Start difference. First operand has 996 places, 4118 transitions, 91771 flow. Second operand 138 states and 52435 transitions. [2021-03-24 20:34:26,498 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1133 places, 5593 transitions, 117669 flow [2021-03-24 20:34:49,085 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1113 places, 5593 transitions, 115805 flow, removed 705 selfloop flow, removed 20 redundant places. [2021-03-24 20:34:49,186 INFO L241 Difference]: Finished difference. Result has 1135 places, 4360 transitions, 102042 flow [2021-03-24 20:34:49,189 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=716, PETRI_DIFFERENCE_MINUEND_FLOW=90633, PETRI_DIFFERENCE_MINUEND_PLACES=976, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=4118, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2798, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1306, PETRI_DIFFERENCE_SUBTRAHEND_STATES=138, PETRI_FLOW=102042, PETRI_PLACES=1135, PETRI_TRANSITIONS=4360} [2021-03-24 20:34:49,189 INFO L343 CegarLoopForPetriNet]: 246 programPoint places, 889 predicate places. [2021-03-24 20:34:49,189 INFO L480 AbstractCegarLoop]: Abstraction has has 1135 places, 4360 transitions, 102042 flow [2021-03-24 20:34:49,190 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 370.3478260869565) internal successors, (8518), 23 states have internal predecessors, (8518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:34:49,190 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:34:49,191 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:34:49,191 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-03-24 20:34:49,191 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:34:49,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:34:49,191 INFO L82 PathProgramCache]: Analyzing trace with hash 342518717, now seen corresponding path program 5 times [2021-03-24 20:34:49,191 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:34:49,191 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19991213] [2021-03-24 20:34:49,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:34:49,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:34:49,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:34:49,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:34:49,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:34:49,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:34:49,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 20:34:49,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 20:34:49,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 20:34:49,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 20:34:49,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:34:49,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:34:49,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:34:49,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:34:49,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:34:49,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 20:34:49,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 20:34:49,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:34:49,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 20:34:49,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:34:49,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 20:34:49,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:34:49,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:34:49,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 20:34:49,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 20:34:49,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:34:49,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:34:49,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:34:49,609 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19991213] [2021-03-24 20:34:49,609 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:34:49,609 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-03-24 20:34:49,610 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372614112] [2021-03-24 20:34:49,610 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-03-24 20:34:49,610 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:34:49,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-03-24 20:34:49,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=450, Unknown=0, NotChecked=0, Total=506 [2021-03-24 20:34:49,614 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 369 out of 716 [2021-03-24 20:34:49,616 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1135 places, 4360 transitions, 102042 flow. Second operand has 23 states, 23 states have (on average 370.3478260869565) internal successors, (8518), 23 states have internal predecessors, (8518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 20:34:49,616 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:34:49,616 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 369 of 716 [2021-03-24 20:34:49,616 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:34:55,284 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 74 [2021-03-24 20:34:56,260 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 67 [2021-03-24 20:34:59,648 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 77 [2021-03-24 20:35:05,568 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 51