./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue_longest.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/bin/uautomizer-AkOaLMaTGY/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread/queue_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/bin/uautomizer-AkOaLMaTGY/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/bin/uautomizer-AkOaLMaTGY --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5fb3c623242420f3b3352ce2377df781fcc1efd56f82dd0011f9620e127821b3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 07:22:51,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 07:22:51,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 07:22:51,216 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 07:22:51,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 07:22:51,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 07:22:51,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 07:22:51,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 07:22:51,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 07:22:51,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 07:22:51,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 07:22:51,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 07:22:51,239 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 07:22:51,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 07:22:51,244 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 07:22:51,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 07:22:51,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 07:22:51,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 07:22:51,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 07:22:51,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 07:22:51,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 07:22:51,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 07:22:51,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 07:22:51,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 07:22:51,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 07:22:51,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 07:22:51,285 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 07:22:51,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 07:22:51,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 07:22:51,290 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 07:22:51,290 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 07:22:51,291 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 07:22:51,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 07:22:51,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 07:22:51,297 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 07:22:51,297 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 07:22:51,298 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 07:22:51,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 07:22:51,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 07:22:51,300 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 07:22:51,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 07:22:51,302 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/bin/uautomizer-AkOaLMaTGY/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-07 07:22:51,331 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 07:22:51,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 07:22:51,331 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 07:22:51,332 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 07:22:51,333 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 07:22:51,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 07:22:51,334 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 07:22:51,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 07:22:51,334 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 07:22:51,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 07:22:51,335 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 07:22:51,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 07:22:51,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 07:22:51,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 07:22:51,336 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 07:22:51,336 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 07:22:51,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 07:22:51,336 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 07:22:51,337 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 07:22:51,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 07:22:51,337 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 07:22:51,337 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 07:22:51,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 07:22:51,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 07:22:51,338 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 07:22:51,339 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 07:22:51,339 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 07:22:51,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 07:22:51,339 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 07:22:51,340 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 07:22:51,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 07:22:51,340 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 07:22:51,340 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/bin/uautomizer-AkOaLMaTGY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fb3c623242420f3b3352ce2377df781fcc1efd56f82dd0011f9620e127821b3 [2021-11-07 07:22:51,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 07:22:51,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 07:22:51,672 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 07:22:51,674 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 07:22:51,675 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 07:22:51,676 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/pthread/queue_longest.i [2021-11-07 07:22:51,779 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/bin/uautomizer-AkOaLMaTGY/data/fa282a00b/f1128eecb6894e4991c10eb7aa6a551e/FLAGac2d0393d [2021-11-07 07:22:52,388 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 07:22:52,392 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/sv-benchmarks/c/pthread/queue_longest.i [2021-11-07 07:22:52,416 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/bin/uautomizer-AkOaLMaTGY/data/fa282a00b/f1128eecb6894e4991c10eb7aa6a551e/FLAGac2d0393d [2021-11-07 07:22:52,628 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/bin/uautomizer-AkOaLMaTGY/data/fa282a00b/f1128eecb6894e4991c10eb7aa6a551e [2021-11-07 07:22:52,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 07:22:52,631 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 07:22:52,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 07:22:52,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 07:22:52,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 07:22:52,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:22:52" (1/1) ... [2021-11-07 07:22:52,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16b69ba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:22:52, skipping insertion in model container [2021-11-07 07:22:52,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:22:52" (1/1) ... [2021-11-07 07:22:52,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 07:22:52,742 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 07:22:53,261 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/sv-benchmarks/c/pthread/queue_longest.i[43296,43309] [2021-11-07 07:22:53,267 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/sv-benchmarks/c/pthread/queue_longest.i[43503,43516] [2021-11-07 07:22:53,270 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/sv-benchmarks/c/pthread/queue_longest.i[43783,43796] [2021-11-07 07:22:53,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 07:22:53,292 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 07:22:53,337 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/sv-benchmarks/c/pthread/queue_longest.i[43296,43309] [2021-11-07 07:22:53,339 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/sv-benchmarks/c/pthread/queue_longest.i[43503,43516] [2021-11-07 07:22:53,342 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/sv-benchmarks/c/pthread/queue_longest.i[43783,43796] [2021-11-07 07:22:53,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 07:22:53,432 INFO L208 MainTranslator]: Completed translation [2021-11-07 07:22:53,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:22:53 WrapperNode [2021-11-07 07:22:53,432 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 07:22:53,434 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 07:22:53,434 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 07:22:53,434 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 07:22:53,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:22:53" (1/1) ... [2021-11-07 07:22:53,467 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:22:53" (1/1) ... [2021-11-07 07:22:53,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 07:22:53,510 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 07:22:53,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 07:22:53,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 07:22:53,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:22:53" (1/1) ... [2021-11-07 07:22:53,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:22:53" (1/1) ... [2021-11-07 07:22:53,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:22:53" (1/1) ... [2021-11-07 07:22:53,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:22:53" (1/1) ... [2021-11-07 07:22:53,559 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:22:53" (1/1) ... [2021-11-07 07:22:53,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:22:53" (1/1) ... [2021-11-07 07:22:53,583 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:22:53" (1/1) ... [2021-11-07 07:22:53,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 07:22:53,589 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 07:22:53,589 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 07:22:53,589 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 07:22:53,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:22:53" (1/1) ... [2021-11-07 07:22:53,600 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 07:22:53,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:22:53,627 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 07:22:53,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ac99d3-8b78-4a33-bbac-0bd47de2a8d6/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 07:22:53,682 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-07 07:22:53,682 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-07 07:22:53,682 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-07 07:22:53,683 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-07 07:22:53,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 07:22:53,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 07:22:53,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 07:22:53,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 07:22:53,684 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-07 07:22:53,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 07:22:53,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 07:22:53,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 07:22:53,686 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-07 07:22:54,383 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 07:22:54,384 INFO L299 CfgBuilder]: Removed 18 assume(true) statements. [2021-11-07 07:22:54,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:22:54 BoogieIcfgContainer [2021-11-07 07:22:54,387 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 07:22:54,389 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 07:22:54,390 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 07:22:54,394 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 07:22:54,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 07:22:52" (1/3) ... [2021-11-07 07:22:54,395 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eec0900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:22:54, skipping insertion in model container [2021-11-07 07:22:54,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:22:53" (2/3) ... [2021-11-07 07:22:54,396 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eec0900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:22:54, skipping insertion in model container [2021-11-07 07:22:54,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:22:54" (3/3) ... [2021-11-07 07:22:54,398 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_longest.i [2021-11-07 07:22:54,405 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-07 07:22:54,405 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 07:22:54,406 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 07:22:54,406 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-07 07:22:54,459 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,459 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,459 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,460 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,460 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,460 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,460 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,460 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,461 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,461 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,461 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,461 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,461 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,462 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,462 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,462 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,462 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,467 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,468 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,468 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,468 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,469 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,469 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,470 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,470 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,471 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,472 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,472 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,472 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,473 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,473 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,473 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,474 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,474 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,474 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,474 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,475 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,475 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,475 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,475 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,475 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,476 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,476 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,476 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,476 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,476 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,477 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,477 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,477 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,477 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,478 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,478 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,479 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,479 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,479 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,479 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,480 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,480 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,480 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,480 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,480 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,481 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,481 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,481 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,481 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,482 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,482 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,482 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,482 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,482 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,483 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,483 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,483 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,484 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,484 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,484 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,484 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,485 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,485 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,485 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,485 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,486 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,486 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,487 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,488 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,491 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,491 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,492 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,492 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,492 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,494 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,494 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,494 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,494 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,499 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,499 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,500 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,500 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,500 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,501 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,501 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,501 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,501 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,501 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,502 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,502 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,502 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,502 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,503 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,503 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,503 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,504 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,504 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,504 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,505 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,505 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,505 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,505 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,506 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,506 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,506 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,506 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,506 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,507 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,507 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,507 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,507 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,508 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,508 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,508 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,508 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,508 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,509 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,509 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,509 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,509 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,509 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,510 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,510 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,510 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,510 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,511 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,511 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,512 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,512 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,513 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,513 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,513 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,513 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,513 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,514 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,514 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,514 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,514 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,515 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,516 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,516 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,516 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,518 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,518 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,519 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,519 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,519 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,519 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,519 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,520 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,520 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,520 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,520 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,520 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,521 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,521 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,521 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,521 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,521 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,522 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,522 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,522 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,552 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,552 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,553 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,553 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,553 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,553 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,553 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,553 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,553 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,553 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,554 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,554 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,554 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,554 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,554 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,554 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,554 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,554 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,555 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,555 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,555 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,555 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,555 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,555 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,555 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,556 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,556 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,556 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,556 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,556 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,556 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,556 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,556 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,557 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,557 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,557 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,557 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,557 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,557 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,557 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,558 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,558 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,558 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,558 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,558 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,558 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,561 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,562 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,562 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,562 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,562 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,563 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,563 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,563 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,563 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,564 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,564 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,564 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,564 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,564 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,565 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,565 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,565 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,565 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,566 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,566 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,566 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,567 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,567 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,567 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,567 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,568 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,568 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,568 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,568 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,568 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,569 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,569 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,570 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,570 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,570 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,570 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,570 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,571 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,571 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,571 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,571 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,571 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,572 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,572 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,572 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,572 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,572 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,573 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,573 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,573 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,573 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,573 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,573 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,574 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,574 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,574 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,574 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,574 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,575 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,575 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,575 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,575 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,575 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,575 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,576 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,576 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,576 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,576 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,576 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,577 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,577 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,578 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,578 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,578 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,578 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,578 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,579 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,579 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,579 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,579 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,579 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,580 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,580 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,580 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,580 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,580 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,581 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,581 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,581 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,581 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,581 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,582 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,582 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,582 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,582 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,582 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,583 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,583 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,583 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,583 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,583 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,584 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,584 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,584 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,584 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,584 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,585 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,585 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,585 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,585 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,585 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,586 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,586 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,586 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,586 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,587 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,592 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,592 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,601 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,601 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,601 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,601 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,602 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,602 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,602 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,602 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,606 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,606 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,607 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,607 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,607 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,607 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,607 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,608 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,608 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,608 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,608 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,608 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,609 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,609 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,609 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,609 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,609 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,610 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,610 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,610 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,610 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,610 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,611 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,611 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,611 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,611 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,611 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,612 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,612 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,612 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,612 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,612 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,613 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,614 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,615 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,615 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,615 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,615 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,617 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,617 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,619 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,619 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,619 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,619 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,619 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,620 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,620 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,620 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,620 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,620 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,621 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,621 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,621 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,621 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,622 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,622 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,622 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,622 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,622 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,623 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,623 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,623 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,623 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,623 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,624 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,624 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,624 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,630 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,630 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,631 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,631 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,631 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,631 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,632 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,632 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,632 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,632 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,632 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,632 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,633 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,633 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,633 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,633 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,633 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,634 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,634 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,634 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,634 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,634 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,634 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,635 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,635 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,635 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,635 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,635 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,635 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,636 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,636 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,636 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,637 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,637 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,637 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,637 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,637 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,638 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,638 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,638 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,638 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,638 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,639 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,639 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,639 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,639 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,639 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,640 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,640 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,640 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,640 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,640 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,641 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,641 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,641 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,641 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,641 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,641 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,642 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,642 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,642 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,642 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,642 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,643 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,643 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,643 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,643 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,643 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,644 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,644 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,644 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,644 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,644 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,644 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,645 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,645 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,645 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,645 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,645 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,646 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,646 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,646 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,646 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,646 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,646 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,647 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,647 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,647 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,647 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,647 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,648 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,648 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,648 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,648 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,648 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,648 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,649 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,649 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,649 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,649 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,649 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,650 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,650 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,650 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,650 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,650 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,651 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,651 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,651 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,651 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,651 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,651 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,652 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,652 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,652 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,652 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,652 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,653 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,653 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,653 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,653 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,653 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,653 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,654 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,654 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,654 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,654 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,654 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,655 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,655 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,655 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,655 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,655 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,656 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,656 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,656 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,656 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,656 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,656 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,657 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,657 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,657 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,657 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,657 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,658 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,658 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,658 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,658 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,658 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,659 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,659 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,673 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,673 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,674 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,674 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,674 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,674 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,675 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,675 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,675 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,675 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,676 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,676 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,676 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,676 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,676 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,676 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,677 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,677 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,677 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,677 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,677 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,678 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,678 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,678 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,678 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,679 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,679 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,679 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,679 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,679 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,679 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,680 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,680 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,680 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,681 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,686 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,686 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,686 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,687 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,687 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,687 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,687 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,687 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,688 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,688 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,688 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,688 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,688 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,688 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,689 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,689 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,689 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,689 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,689 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,690 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,690 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,690 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 07:22:54,706 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-11-07 07:22:54,771 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 07:22:54,779 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 07:22:54,779 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-11-07 07:22:54,814 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 247 places, 255 transitions, 526 flow [2021-11-07 07:22:55,009 INFO L129 PetriNetUnfolder]: 15/253 cut-off events. [2021-11-07 07:22:55,009 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-11-07 07:22:55,017 INFO L84 FinitePrefix]: Finished finitePrefix Result has 262 conditions, 253 events. 15/253 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 358 event pairs, 0 based on Foata normal form. 0/235 useless extension candidates. Maximal degree in co-relation 182. Up to 2 conditions per place. [2021-11-07 07:22:55,017 INFO L82 GeneralOperation]: Start removeDead. Operand has 247 places, 255 transitions, 526 flow [2021-11-07 07:22:55,026 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 236 places, 244 transitions, 497 flow [2021-11-07 07:22:55,044 INFO L129 PetriNetUnfolder]: 1/55 cut-off events. [2021-11-07 07:22:55,046 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-07 07:22:55,046 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-07 07:22:55,047 INFO L254 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, 1] [2021-11-07 07:22:55,048 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-07 07:22:55,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:22:55,052 INFO L85 PathProgramCache]: Analyzing trace with hash -235883802, now seen corresponding path program 1 times [2021-11-07 07:22:55,060 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:22:55,061 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964413027] [2021-11-07 07:22:55,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:22:55,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:22:55,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:22:55,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:22:55,445 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 07:22:55,445 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964413027] [2021-11-07 07:22:55,446 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964413027] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 07:22:55,447 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:22:55,447 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 07:22:55,449 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403878005] [2021-11-07 07:22:55,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 07:22:55,460 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 07:22:55,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 07:22:55,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 07:22:55,481 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 246 out of 255 [2021-11-07 07:22:55,487 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 236 places, 244 transitions, 497 flow. Second operand has 2 states, 2 states have (on average 246.5) internal successors, (493), 2 states have internal predecessors, (493), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:55,487 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-07 07:22:55,487 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 246 of 255 [2021-11-07 07:22:55,489 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-07 07:22:55,586 INFO L129 PetriNetUnfolder]: 10/233 cut-off events. [2021-11-07 07:22:55,587 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-11-07 07:22:55,590 INFO L84 FinitePrefix]: Finished finitePrefix Result has 242 conditions, 233 events. 10/233 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 283 event pairs, 0 based on Foata normal form. 5/226 useless extension candidates. Maximal degree in co-relation 238. Up to 2 conditions per place. [2021-11-07 07:22:55,593 INFO L132 encePairwiseOnDemand]: 250/255 looper letters, 0 selfloop transitions, 0 changer transitions 0/233 dead transitions. [2021-11-07 07:22:55,593 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 231 places, 233 transitions, 475 flow [2021-11-07 07:22:55,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 07:22:55,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-11-07 07:22:55,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 497 transitions. [2021-11-07 07:22:55,611 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9745098039215686 [2021-11-07 07:22:55,612 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 497 transitions. [2021-11-07 07:22:55,613 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 497 transitions. [2021-11-07 07:22:55,616 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 07:22:55,619 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 497 transitions. [2021-11-07 07:22:55,627 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 248.5) internal successors, (497), 2 states have internal predecessors, (497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:55,637 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 255.0) internal successors, (765), 3 states have internal predecessors, (765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:55,638 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 255.0) internal successors, (765), 3 states have internal predecessors, (765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:55,640 INFO L186 Difference]: Start difference. First operand has 236 places, 244 transitions, 497 flow. Second operand 2 states and 497 transitions. [2021-11-07 07:22:55,641 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 231 places, 233 transitions, 475 flow [2021-11-07 07:22:55,648 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 228 places, 233 transitions, 470 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-11-07 07:22:55,657 INFO L242 Difference]: Finished difference. Result has 228 places, 233 transitions, 470 flow [2021-11-07 07:22:55,660 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=470, PETRI_DIFFERENCE_MINUEND_PLACES=227, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=233, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=233, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=470, PETRI_PLACES=228, PETRI_TRANSITIONS=233} [2021-11-07 07:22:55,661 INFO L334 CegarLoopForPetriNet]: 236 programPoint places, -8 predicate places. [2021-11-07 07:22:55,661 INFO L470 AbstractCegarLoop]: Abstraction has has 228 places, 233 transitions, 470 flow [2021-11-07 07:22:55,662 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 246.5) internal successors, (493), 2 states have internal predecessors, (493), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:55,663 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-07 07:22:55,663 INFO L254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:22:55,664 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 07:22:55,664 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-07 07:22:55,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:22:55,667 INFO L85 PathProgramCache]: Analyzing trace with hash -1202335304, now seen corresponding path program 1 times [2021-11-07 07:22:55,667 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:22:55,667 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224118503] [2021-11-07 07:22:55,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:22:55,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:22:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:22:56,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:22:56,116 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 07:22:56,116 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224118503] [2021-11-07 07:22:56,117 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224118503] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 07:22:56,117 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:22:56,117 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-07 07:22:56,117 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40896098] [2021-11-07 07:22:56,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-07 07:22:56,121 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 07:22:56,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-07 07:22:56,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-11-07 07:22:56,130 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 255 [2021-11-07 07:22:56,133 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 228 places, 233 transitions, 470 flow. Second operand has 12 states, 12 states have (on average 182.75) internal successors, (2193), 12 states have internal predecessors, (2193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:56,134 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-07 07:22:56,134 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 255 [2021-11-07 07:22:56,134 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-07 07:22:57,442 INFO L129 PetriNetUnfolder]: 984/3855 cut-off events. [2021-11-07 07:22:57,443 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-07 07:22:57,457 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5344 conditions, 3855 events. 984/3855 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 71. Compared 31382 event pairs, 779 based on Foata normal form. 0/3584 useless extension candidates. Maximal degree in co-relation 5341. Up to 1413 conditions per place. [2021-11-07 07:22:57,480 INFO L132 encePairwiseOnDemand]: 242/255 looper letters, 51 selfloop transitions, 12 changer transitions 0/229 dead transitions. [2021-11-07 07:22:57,480 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 237 places, 229 transitions, 588 flow [2021-11-07 07:22:57,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 07:22:57,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-11-07 07:22:57,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 2404 transitions. [2021-11-07 07:22:57,489 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7251885369532428 [2021-11-07 07:22:57,490 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 2404 transitions. [2021-11-07 07:22:57,490 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 2404 transitions. [2021-11-07 07:22:57,492 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 07:22:57,492 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 2404 transitions. [2021-11-07 07:22:57,500 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 184.92307692307693) internal successors, (2404), 13 states have internal predecessors, (2404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:57,510 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 255.0) internal successors, (3570), 14 states have internal predecessors, (3570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:57,513 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 255.0) internal successors, (3570), 14 states have internal predecessors, (3570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:57,513 INFO L186 Difference]: Start difference. First operand has 228 places, 233 transitions, 470 flow. Second operand 13 states and 2404 transitions. [2021-11-07 07:22:57,514 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 237 places, 229 transitions, 588 flow [2021-11-07 07:22:57,516 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 237 places, 229 transitions, 588 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-07 07:22:57,523 INFO L242 Difference]: Finished difference. Result has 237 places, 229 transitions, 486 flow [2021-11-07 07:22:57,524 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=462, PETRI_DIFFERENCE_MINUEND_PLACES=225, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=229, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=217, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=486, PETRI_PLACES=237, PETRI_TRANSITIONS=229} [2021-11-07 07:22:57,524 INFO L334 CegarLoopForPetriNet]: 236 programPoint places, 1 predicate places. [2021-11-07 07:22:57,524 INFO L470 AbstractCegarLoop]: Abstraction has has 237 places, 229 transitions, 486 flow [2021-11-07 07:22:57,526 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 182.75) internal successors, (2193), 12 states have internal predecessors, (2193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:57,527 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-07 07:22:57,527 INFO L254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:22:57,527 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 07:22:57,527 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-07 07:22:57,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:22:57,528 INFO L85 PathProgramCache]: Analyzing trace with hash -519793342, now seen corresponding path program 1 times [2021-11-07 07:22:57,528 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:22:57,528 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708417465] [2021-11-07 07:22:57,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:22:57,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:22:57,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:22:57,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:22:57,605 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 07:22:57,605 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708417465] [2021-11-07 07:22:57,606 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708417465] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 07:22:57,606 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:22:57,606 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 07:22:57,606 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744015290] [2021-11-07 07:22:57,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 07:22:57,607 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 07:22:57,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 07:22:57,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 07:22:57,610 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 234 out of 255 [2021-11-07 07:22:57,612 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 237 places, 229 transitions, 486 flow. Second operand has 4 states, 4 states have (on average 235.75) internal successors, (943), 4 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:57,612 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-07 07:22:57,612 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 234 of 255 [2021-11-07 07:22:57,612 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-07 07:22:57,682 INFO L129 PetriNetUnfolder]: 8/227 cut-off events. [2021-11-07 07:22:57,683 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-07 07:22:57,685 INFO L84 FinitePrefix]: Finished finitePrefix Result has 256 conditions, 227 events. 8/227 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 261 event pairs, 0 based on Foata normal form. 0/217 useless extension candidates. Maximal degree in co-relation 252. Up to 4 conditions per place. [2021-11-07 07:22:57,686 INFO L132 encePairwiseOnDemand]: 249/255 looper letters, 5 selfloop transitions, 5 changer transitions 0/227 dead transitions. [2021-11-07 07:22:57,686 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 239 places, 227 transitions, 502 flow [2021-11-07 07:22:57,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 07:22:57,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-11-07 07:22:57,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 947 transitions. [2021-11-07 07:22:57,690 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9284313725490196 [2021-11-07 07:22:57,690 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 947 transitions. [2021-11-07 07:22:57,690 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 947 transitions. [2021-11-07 07:22:57,691 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 07:22:57,691 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 947 transitions. [2021-11-07 07:22:57,694 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 236.75) internal successors, (947), 4 states have internal predecessors, (947), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:57,697 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 255.0) internal successors, (1275), 5 states have internal predecessors, (1275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:57,698 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 255.0) internal successors, (1275), 5 states have internal predecessors, (1275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:57,699 INFO L186 Difference]: Start difference. First operand has 237 places, 229 transitions, 486 flow. Second operand 4 states and 947 transitions. [2021-11-07 07:22:57,699 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 239 places, 227 transitions, 502 flow [2021-11-07 07:22:57,702 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 228 places, 227 transitions, 479 flow, removed 0 selfloop flow, removed 11 redundant places. [2021-11-07 07:22:57,707 INFO L242 Difference]: Finished difference. Result has 228 places, 227 transitions, 469 flow [2021-11-07 07:22:57,707 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=459, PETRI_DIFFERENCE_MINUEND_PLACES=225, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=227, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=222, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=469, PETRI_PLACES=228, PETRI_TRANSITIONS=227} [2021-11-07 07:22:57,708 INFO L334 CegarLoopForPetriNet]: 236 programPoint places, -8 predicate places. [2021-11-07 07:22:57,708 INFO L470 AbstractCegarLoop]: Abstraction has has 228 places, 227 transitions, 469 flow [2021-11-07 07:22:57,709 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 235.75) internal successors, (943), 4 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:57,709 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-07 07:22:57,709 INFO L254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:22:57,710 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-07 07:22:57,710 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-07 07:22:57,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:22:57,710 INFO L85 PathProgramCache]: Analyzing trace with hash -88780916, now seen corresponding path program 1 times [2021-11-07 07:22:57,711 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:22:57,711 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827105474] [2021-11-07 07:22:57,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:22:57,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:22:57,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:22:57,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:22:57,795 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 07:22:57,795 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827105474] [2021-11-07 07:22:57,796 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827105474] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 07:22:57,796 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:22:57,796 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 07:22:57,796 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460233683] [2021-11-07 07:22:57,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 07:22:57,797 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 07:22:57,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 07:22:57,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 07:22:57,800 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 240 out of 255 [2021-11-07 07:22:57,801 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 228 places, 227 transitions, 469 flow. Second operand has 3 states, 3 states have (on average 241.0) internal successors, (723), 3 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:57,801 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-07 07:22:57,801 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 240 of 255 [2021-11-07 07:22:57,802 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-07 07:22:57,924 INFO L129 PetriNetUnfolder]: 20/391 cut-off events. [2021-11-07 07:22:57,925 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-07 07:22:57,927 INFO L84 FinitePrefix]: Finished finitePrefix Result has 426 conditions, 391 events. 20/391 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 603 event pairs, 0 based on Foata normal form. 0/368 useless extension candidates. Maximal degree in co-relation 422. Up to 12 conditions per place. [2021-11-07 07:22:57,929 INFO L132 encePairwiseOnDemand]: 251/255 looper letters, 5 selfloop transitions, 3 changer transitions 0/229 dead transitions. [2021-11-07 07:22:57,929 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 230 places, 229 transitions, 489 flow [2021-11-07 07:22:57,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 07:22:57,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-07 07:22:57,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 729 transitions. [2021-11-07 07:22:57,932 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9529411764705882 [2021-11-07 07:22:57,933 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 729 transitions. [2021-11-07 07:22:57,933 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 729 transitions. [2021-11-07 07:22:57,933 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 07:22:57,934 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 729 transitions. [2021-11-07 07:22:57,936 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 243.0) internal successors, (729), 3 states have internal predecessors, (729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:57,938 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 255.0) internal successors, (1020), 4 states have internal predecessors, (1020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:57,939 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 255.0) internal successors, (1020), 4 states have internal predecessors, (1020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:57,939 INFO L186 Difference]: Start difference. First operand has 228 places, 227 transitions, 469 flow. Second operand 3 states and 729 transitions. [2021-11-07 07:22:57,939 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 230 places, 229 transitions, 489 flow [2021-11-07 07:22:57,942 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 227 places, 229 transitions, 479 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-11-07 07:22:57,947 INFO L242 Difference]: Finished difference. Result has 228 places, 228 transitions, 474 flow [2021-11-07 07:22:57,947 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=459, PETRI_DIFFERENCE_MINUEND_PLACES=225, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=227, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=224, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=474, PETRI_PLACES=228, PETRI_TRANSITIONS=228} [2021-11-07 07:22:57,948 INFO L334 CegarLoopForPetriNet]: 236 programPoint places, -8 predicate places. [2021-11-07 07:22:57,948 INFO L470 AbstractCegarLoop]: Abstraction has has 228 places, 228 transitions, 474 flow [2021-11-07 07:22:57,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 241.0) internal successors, (723), 3 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:57,949 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-07 07:22:57,949 INFO L254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:22:57,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-07 07:22:57,949 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-07 07:22:57,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:22:57,950 INFO L85 PathProgramCache]: Analyzing trace with hash 1566635638, now seen corresponding path program 1 times [2021-11-07 07:22:57,950 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:22:57,950 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81079664] [2021-11-07 07:22:57,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:22:57,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:22:57,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:22:58,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:22:58,011 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 07:22:58,012 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81079664] [2021-11-07 07:22:58,012 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81079664] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 07:22:58,012 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:22:58,012 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 07:22:58,013 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569606849] [2021-11-07 07:22:58,013 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 07:22:58,013 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 07:22:58,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 07:22:58,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 07:22:58,017 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 236 out of 255 [2021-11-07 07:22:58,018 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 228 places, 228 transitions, 474 flow. Second operand has 4 states, 4 states have (on average 237.75) internal successors, (951), 4 states have internal predecessors, (951), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:58,018 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-07 07:22:58,018 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 236 of 255 [2021-11-07 07:22:58,019 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-07 07:22:58,127 INFO L129 PetriNetUnfolder]: 26/546 cut-off events. [2021-11-07 07:22:58,127 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-11-07 07:22:58,131 INFO L84 FinitePrefix]: Finished finitePrefix Result has 590 conditions, 546 events. 26/546 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1345 event pairs, 0 based on Foata normal form. 0/516 useless extension candidates. Maximal degree in co-relation 585. Up to 16 conditions per place. [2021-11-07 07:22:58,134 INFO L132 encePairwiseOnDemand]: 250/255 looper letters, 9 selfloop transitions, 5 changer transitions 0/232 dead transitions. [2021-11-07 07:22:58,134 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 232 places, 232 transitions, 510 flow [2021-11-07 07:22:58,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 07:22:58,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-11-07 07:22:58,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1195 transitions. [2021-11-07 07:22:58,139 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9372549019607843 [2021-11-07 07:22:58,139 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1195 transitions. [2021-11-07 07:22:58,139 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1195 transitions. [2021-11-07 07:22:58,140 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 07:22:58,140 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1195 transitions. [2021-11-07 07:22:58,144 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 239.0) internal successors, (1195), 5 states have internal predecessors, (1195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:58,147 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 255.0) internal successors, (1530), 6 states have internal predecessors, (1530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:58,148 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 255.0) internal successors, (1530), 6 states have internal predecessors, (1530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:58,148 INFO L186 Difference]: Start difference. First operand has 228 places, 228 transitions, 474 flow. Second operand 5 states and 1195 transitions. [2021-11-07 07:22:58,148 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 232 places, 232 transitions, 510 flow [2021-11-07 07:22:58,151 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 231 places, 232 transitions, 507 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-07 07:22:58,155 INFO L242 Difference]: Finished difference. Result has 234 places, 231 transitions, 501 flow [2021-11-07 07:22:58,156 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=471, PETRI_DIFFERENCE_MINUEND_PLACES=227, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=228, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=224, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=501, PETRI_PLACES=234, PETRI_TRANSITIONS=231} [2021-11-07 07:22:58,156 INFO L334 CegarLoopForPetriNet]: 236 programPoint places, -2 predicate places. [2021-11-07 07:22:58,157 INFO L470 AbstractCegarLoop]: Abstraction has has 234 places, 231 transitions, 501 flow [2021-11-07 07:22:58,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 237.75) internal successors, (951), 4 states have internal predecessors, (951), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:58,158 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-07 07:22:58,158 INFO L254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:22:58,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-07 07:22:58,158 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-07 07:22:58,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:22:58,159 INFO L85 PathProgramCache]: Analyzing trace with hash 665135446, now seen corresponding path program 1 times [2021-11-07 07:22:58,159 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:22:58,159 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662310749] [2021-11-07 07:22:58,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:22:58,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:22:58,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:22:58,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:22:58,672 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 07:22:58,672 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662310749] [2021-11-07 07:22:58,673 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662310749] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 07:22:58,673 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:22:58,674 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-11-07 07:22:58,674 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393625340] [2021-11-07 07:22:58,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-07 07:22:58,675 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 07:22:58,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-07 07:22:58,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2021-11-07 07:22:58,682 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 157 out of 255 [2021-11-07 07:22:58,688 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 234 places, 231 transitions, 501 flow. Second operand has 16 states, 16 states have (on average 160.125) internal successors, (2562), 16 states have internal predecessors, (2562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:22:58,688 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-07 07:22:58,688 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 157 of 255 [2021-11-07 07:22:58,689 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-07 07:23:00,943 INFO L129 PetriNetUnfolder]: 1670/6728 cut-off events. [2021-11-07 07:23:00,943 INFO L130 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2021-11-07 07:23:00,976 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9830 conditions, 6728 events. 1670/6728 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 150. Compared 58101 event pairs, 1270 based on Foata normal form. 0/6367 useless extension candidates. Maximal degree in co-relation 9823. Up to 2656 conditions per place. [2021-11-07 07:23:01,053 INFO L132 encePairwiseOnDemand]: 239/255 looper letters, 93 selfloop transitions, 20 changer transitions 0/258 dead transitions. [2021-11-07 07:23:01,054 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 248 places, 258 transitions, 783 flow [2021-11-07 07:23:01,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 07:23:01,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-11-07 07:23:01,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 2470 transitions. [2021-11-07 07:23:01,064 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6457516339869281 [2021-11-07 07:23:01,064 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 2470 transitions. [2021-11-07 07:23:01,064 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 2470 transitions. [2021-11-07 07:23:01,066 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 07:23:01,067 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 2470 transitions. [2021-11-07 07:23:01,074 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 164.66666666666666) internal successors, (2470), 15 states have internal predecessors, (2470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:01,084 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 255.0) internal successors, (4080), 16 states have internal predecessors, (4080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:01,087 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 255.0) internal successors, (4080), 16 states have internal predecessors, (4080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:01,087 INFO L186 Difference]: Start difference. First operand has 234 places, 231 transitions, 501 flow. Second operand 15 states and 2470 transitions. [2021-11-07 07:23:01,087 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 248 places, 258 transitions, 783 flow [2021-11-07 07:23:01,094 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 248 places, 258 transitions, 783 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-07 07:23:01,100 INFO L242 Difference]: Finished difference. Result has 254 places, 244 transitions, 608 flow [2021-11-07 07:23:01,101 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=501, PETRI_DIFFERENCE_MINUEND_PLACES=234, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=231, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=216, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=608, PETRI_PLACES=254, PETRI_TRANSITIONS=244} [2021-11-07 07:23:01,101 INFO L334 CegarLoopForPetriNet]: 236 programPoint places, 18 predicate places. [2021-11-07 07:23:01,102 INFO L470 AbstractCegarLoop]: Abstraction has has 254 places, 244 transitions, 608 flow [2021-11-07 07:23:01,103 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 160.125) internal successors, (2562), 16 states have internal predecessors, (2562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:01,103 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-07 07:23:01,104 INFO L254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:23:01,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-07 07:23:01,106 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-07 07:23:01,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:23:01,107 INFO L85 PathProgramCache]: Analyzing trace with hash -193737476, now seen corresponding path program 1 times [2021-11-07 07:23:01,107 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:23:01,107 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084445629] [2021-11-07 07:23:01,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:23:01,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:23:01,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:23:02,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:23:02,218 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 07:23:02,218 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084445629] [2021-11-07 07:23:02,218 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084445629] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 07:23:02,218 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:23:02,218 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-11-07 07:23:02,219 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590834031] [2021-11-07 07:23:02,219 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-11-07 07:23:02,219 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 07:23:02,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-11-07 07:23:02,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2021-11-07 07:23:02,229 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 140 out of 255 [2021-11-07 07:23:02,236 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 254 places, 244 transitions, 608 flow. Second operand has 27 states, 27 states have (on average 142.33333333333334) internal successors, (3843), 27 states have internal predecessors, (3843), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:02,236 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-07 07:23:02,236 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 140 of 255 [2021-11-07 07:23:02,237 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-07 07:23:06,235 INFO L129 PetriNetUnfolder]: 1667/6539 cut-off events. [2021-11-07 07:23:06,235 INFO L130 PetriNetUnfolder]: For 99/101 co-relation queries the response was YES. [2021-11-07 07:23:06,279 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9803 conditions, 6539 events. 1667/6539 cut-off events. For 99/101 co-relation queries the response was YES. Maximal size of possible extension queue 144. Compared 56109 event pairs, 1284 based on Foata normal form. 2/6239 useless extension candidates. Maximal degree in co-relation 9789. Up to 2599 conditions per place. [2021-11-07 07:23:06,311 INFO L132 encePairwiseOnDemand]: 226/255 looper letters, 121 selfloop transitions, 42 changer transitions 0/296 dead transitions. [2021-11-07 07:23:06,311 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 279 places, 296 transitions, 1060 flow [2021-11-07 07:23:06,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-11-07 07:23:06,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2021-11-07 07:23:06,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 3804 transitions. [2021-11-07 07:23:06,328 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5737556561085972 [2021-11-07 07:23:06,328 INFO L72 ComplementDD]: Start complementDD. Operand 26 states and 3804 transitions. [2021-11-07 07:23:06,329 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 3804 transitions. [2021-11-07 07:23:06,332 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 07:23:06,332 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 26 states and 3804 transitions. [2021-11-07 07:23:06,345 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 27 states, 26 states have (on average 146.30769230769232) internal successors, (3804), 26 states have internal predecessors, (3804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:06,361 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 27 states, 27 states have (on average 255.0) internal successors, (6885), 27 states have internal predecessors, (6885), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:06,365 INFO L81 ComplementDD]: Finished complementDD. Result has 27 states, 27 states have (on average 255.0) internal successors, (6885), 27 states have internal predecessors, (6885), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:06,365 INFO L186 Difference]: Start difference. First operand has 254 places, 244 transitions, 608 flow. Second operand 26 states and 3804 transitions. [2021-11-07 07:23:06,365 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 279 places, 296 transitions, 1060 flow [2021-11-07 07:23:06,371 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 272 places, 296 transitions, 1047 flow, removed 0 selfloop flow, removed 7 redundant places. [2021-11-07 07:23:06,378 INFO L242 Difference]: Finished difference. Result has 283 places, 264 transitions, 816 flow [2021-11-07 07:23:06,379 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=595, PETRI_DIFFERENCE_MINUEND_PLACES=247, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=244, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=211, PETRI_DIFFERENCE_SUBTRAHEND_STATES=26, PETRI_FLOW=816, PETRI_PLACES=283, PETRI_TRANSITIONS=264} [2021-11-07 07:23:06,379 INFO L334 CegarLoopForPetriNet]: 236 programPoint places, 47 predicate places. [2021-11-07 07:23:06,379 INFO L470 AbstractCegarLoop]: Abstraction has has 283 places, 264 transitions, 816 flow [2021-11-07 07:23:06,382 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 142.33333333333334) internal successors, (3843), 27 states have internal predecessors, (3843), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:06,382 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-07 07:23:06,382 INFO L254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:23:06,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-07 07:23:06,383 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-07 07:23:06,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:23:06,384 INFO L85 PathProgramCache]: Analyzing trace with hash -877595278, now seen corresponding path program 1 times [2021-11-07 07:23:06,384 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:23:06,384 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103339220] [2021-11-07 07:23:06,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:23:06,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:23:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:23:06,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:23:06,943 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 07:23:06,943 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103339220] [2021-11-07 07:23:06,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103339220] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 07:23:06,944 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:23:06,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-11-07 07:23:06,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756637495] [2021-11-07 07:23:06,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-07 07:23:06,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 07:23:06,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-07 07:23:06,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=312, Unknown=0, NotChecked=0, Total=380 [2021-11-07 07:23:06,950 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 154 out of 255 [2021-11-07 07:23:06,963 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 283 places, 264 transitions, 816 flow. Second operand has 20 states, 20 states have (on average 156.65) internal successors, (3133), 20 states have internal predecessors, (3133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:06,963 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-07 07:23:06,963 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 154 of 255 [2021-11-07 07:23:06,963 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-07 07:23:10,141 INFO L129 PetriNetUnfolder]: 2711/10019 cut-off events. [2021-11-07 07:23:10,142 INFO L130 PetriNetUnfolder]: For 457/466 co-relation queries the response was YES. [2021-11-07 07:23:10,206 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15269 conditions, 10019 events. 2711/10019 cut-off events. For 457/466 co-relation queries the response was YES. Maximal size of possible extension queue 214. Compared 92270 event pairs, 920 based on Foata normal form. 6/9543 useless extension candidates. Maximal degree in co-relation 15244. Up to 3642 conditions per place. [2021-11-07 07:23:10,250 INFO L132 encePairwiseOnDemand]: 228/255 looper letters, 155 selfloop transitions, 44 changer transitions 0/348 dead transitions. [2021-11-07 07:23:10,251 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 301 places, 348 transitions, 1435 flow [2021-11-07 07:23:10,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-07 07:23:10,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-11-07 07:23:10,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 3104 transitions. [2021-11-07 07:23:10,264 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6406604747162022 [2021-11-07 07:23:10,264 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 3104 transitions. [2021-11-07 07:23:10,265 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 3104 transitions. [2021-11-07 07:23:10,268 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 07:23:10,268 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 3104 transitions. [2021-11-07 07:23:10,279 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 163.3684210526316) internal successors, (3104), 19 states have internal predecessors, (3104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:10,292 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 255.0) internal successors, (5100), 20 states have internal predecessors, (5100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:10,294 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 255.0) internal successors, (5100), 20 states have internal predecessors, (5100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:10,295 INFO L186 Difference]: Start difference. First operand has 283 places, 264 transitions, 816 flow. Second operand 19 states and 3104 transitions. [2021-11-07 07:23:10,295 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 301 places, 348 transitions, 1435 flow [2021-11-07 07:23:10,305 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 288 places, 348 transitions, 1392 flow, removed 7 selfloop flow, removed 13 redundant places. [2021-11-07 07:23:10,314 INFO L242 Difference]: Finished difference. Result has 295 places, 279 transitions, 1000 flow [2021-11-07 07:23:10,315 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=774, PETRI_DIFFERENCE_MINUEND_PLACES=270, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=264, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=29, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=224, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=1000, PETRI_PLACES=295, PETRI_TRANSITIONS=279} [2021-11-07 07:23:10,315 INFO L334 CegarLoopForPetriNet]: 236 programPoint places, 59 predicate places. [2021-11-07 07:23:10,316 INFO L470 AbstractCegarLoop]: Abstraction has has 295 places, 279 transitions, 1000 flow [2021-11-07 07:23:10,317 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 156.65) internal successors, (3133), 20 states have internal predecessors, (3133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:10,317 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-07 07:23:10,317 INFO L254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:23:10,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-07 07:23:10,318 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-07 07:23:10,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:23:10,319 INFO L85 PathProgramCache]: Analyzing trace with hash -1076171482, now seen corresponding path program 2 times [2021-11-07 07:23:10,319 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:23:10,319 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134268892] [2021-11-07 07:23:10,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:23:10,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:23:10,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:23:11,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:23:11,515 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 07:23:11,515 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134268892] [2021-11-07 07:23:11,515 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134268892] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 07:23:11,515 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:23:11,515 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-11-07 07:23:11,516 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714840313] [2021-11-07 07:23:11,516 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2021-11-07 07:23:11,516 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 07:23:11,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-11-07 07:23:11,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=677, Unknown=0, NotChecked=0, Total=756 [2021-11-07 07:23:11,525 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 255 [2021-11-07 07:23:11,530 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 295 places, 279 transitions, 1000 flow. Second operand has 28 states, 28 states have (on average 147.17857142857142) internal successors, (4121), 28 states have internal predecessors, (4121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:11,530 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-07 07:23:11,530 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 255 [2021-11-07 07:23:11,530 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-07 07:23:15,293 INFO L129 PetriNetUnfolder]: 1585/6506 cut-off events. [2021-11-07 07:23:15,293 INFO L130 PetriNetUnfolder]: For 1226/1277 co-relation queries the response was YES. [2021-11-07 07:23:15,348 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10704 conditions, 6506 events. 1585/6506 cut-off events. For 1226/1277 co-relation queries the response was YES. Maximal size of possible extension queue 138. Compared 55428 event pairs, 623 based on Foata normal form. 5/6244 useless extension candidates. Maximal degree in co-relation 10672. Up to 2207 conditions per place. [2021-11-07 07:23:15,383 INFO L132 encePairwiseOnDemand]: 227/255 looper letters, 147 selfloop transitions, 40 changer transitions 0/331 dead transitions. [2021-11-07 07:23:15,384 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 320 places, 331 transitions, 1528 flow [2021-11-07 07:23:15,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-11-07 07:23:15,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2021-11-07 07:23:15,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 3922 transitions. [2021-11-07 07:23:15,399 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.591553544494721 [2021-11-07 07:23:15,400 INFO L72 ComplementDD]: Start complementDD. Operand 26 states and 3922 transitions. [2021-11-07 07:23:15,400 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 3922 transitions. [2021-11-07 07:23:15,404 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 07:23:15,404 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 26 states and 3922 transitions. [2021-11-07 07:23:15,583 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 27 states, 26 states have (on average 150.84615384615384) internal successors, (3922), 26 states have internal predecessors, (3922), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:15,609 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 27 states, 27 states have (on average 255.0) internal successors, (6885), 27 states have internal predecessors, (6885), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:15,621 INFO L81 ComplementDD]: Finished complementDD. Result has 27 states, 27 states have (on average 255.0) internal successors, (6885), 27 states have internal predecessors, (6885), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:15,630 INFO L186 Difference]: Start difference. First operand has 295 places, 279 transitions, 1000 flow. Second operand 26 states and 3922 transitions. [2021-11-07 07:23:15,631 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 320 places, 331 transitions, 1528 flow [2021-11-07 07:23:15,649 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 311 places, 331 transitions, 1502 flow, removed 4 selfloop flow, removed 9 redundant places. [2021-11-07 07:23:15,657 INFO L242 Difference]: Finished difference. Result has 318 places, 288 transitions, 1128 flow [2021-11-07 07:23:15,658 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=974, PETRI_DIFFERENCE_MINUEND_PLACES=286, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=279, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=32, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=241, PETRI_DIFFERENCE_SUBTRAHEND_STATES=26, PETRI_FLOW=1128, PETRI_PLACES=318, PETRI_TRANSITIONS=288} [2021-11-07 07:23:15,658 INFO L334 CegarLoopForPetriNet]: 236 programPoint places, 82 predicate places. [2021-11-07 07:23:15,659 INFO L470 AbstractCegarLoop]: Abstraction has has 318 places, 288 transitions, 1128 flow [2021-11-07 07:23:15,660 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 147.17857142857142) internal successors, (4121), 28 states have internal predecessors, (4121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:15,660 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-07 07:23:15,661 INFO L254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:23:15,661 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-07 07:23:15,661 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-07 07:23:15,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:23:15,662 INFO L85 PathProgramCache]: Analyzing trace with hash -683398376, now seen corresponding path program 1 times [2021-11-07 07:23:15,662 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:23:15,662 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323185548] [2021-11-07 07:23:15,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:23:15,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:23:15,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:23:16,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:23:16,913 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 07:23:16,913 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323185548] [2021-11-07 07:23:16,914 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323185548] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 07:23:16,914 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:23:16,914 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-11-07 07:23:16,914 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987797804] [2021-11-07 07:23:16,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-11-07 07:23:16,915 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 07:23:16,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-11-07 07:23:16,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=786, Unknown=0, NotChecked=0, Total=870 [2021-11-07 07:23:16,922 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 137 out of 255 [2021-11-07 07:23:16,928 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 318 places, 288 transitions, 1128 flow. Second operand has 30 states, 30 states have (on average 139.2) internal successors, (4176), 30 states have internal predecessors, (4176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:16,928 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-07 07:23:16,928 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 137 of 255 [2021-11-07 07:23:16,928 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-07 07:23:21,785 INFO L129 PetriNetUnfolder]: 2868/8732 cut-off events. [2021-11-07 07:23:21,785 INFO L130 PetriNetUnfolder]: For 2090/2119 co-relation queries the response was YES. [2021-11-07 07:23:21,848 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16136 conditions, 8732 events. 2868/8732 cut-off events. For 2090/2119 co-relation queries the response was YES. Maximal size of possible extension queue 197. Compared 72059 event pairs, 1113 based on Foata normal form. 5/8407 useless extension candidates. Maximal degree in co-relation 16098. Up to 3900 conditions per place. [2021-11-07 07:23:21,884 INFO L132 encePairwiseOnDemand]: 224/255 looper letters, 186 selfloop transitions, 60 changer transitions 0/379 dead transitions. [2021-11-07 07:23:21,884 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 379 transitions, 1872 flow [2021-11-07 07:23:21,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-07 07:23:21,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2021-11-07 07:23:21,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 3907 transitions. [2021-11-07 07:23:21,893 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5674655047204067 [2021-11-07 07:23:21,893 INFO L72 ComplementDD]: Start complementDD. Operand 27 states and 3907 transitions. [2021-11-07 07:23:21,894 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 3907 transitions. [2021-11-07 07:23:21,896 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 07:23:21,896 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 27 states and 3907 transitions. [2021-11-07 07:23:21,905 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 28 states, 27 states have (on average 144.7037037037037) internal successors, (3907), 27 states have internal predecessors, (3907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:21,917 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 28 states, 28 states have (on average 255.0) internal successors, (7140), 28 states have internal predecessors, (7140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:21,920 INFO L81 ComplementDD]: Finished complementDD. Result has 28 states, 28 states have (on average 255.0) internal successors, (7140), 28 states have internal predecessors, (7140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:21,921 INFO L186 Difference]: Start difference. First operand has 318 places, 288 transitions, 1128 flow. Second operand 27 states and 3907 transitions. [2021-11-07 07:23:21,921 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 379 transitions, 1872 flow [2021-11-07 07:23:21,945 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 328 places, 379 transitions, 1812 flow, removed 5 selfloop flow, removed 16 redundant places. [2021-11-07 07:23:21,952 INFO L242 Difference]: Finished difference. Result has 333 places, 295 transitions, 1294 flow [2021-11-07 07:23:21,953 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=1068, PETRI_DIFFERENCE_MINUEND_PLACES=302, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=288, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=54, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=230, PETRI_DIFFERENCE_SUBTRAHEND_STATES=27, PETRI_FLOW=1294, PETRI_PLACES=333, PETRI_TRANSITIONS=295} [2021-11-07 07:23:21,953 INFO L334 CegarLoopForPetriNet]: 236 programPoint places, 97 predicate places. [2021-11-07 07:23:21,953 INFO L470 AbstractCegarLoop]: Abstraction has has 333 places, 295 transitions, 1294 flow [2021-11-07 07:23:21,955 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 139.2) internal successors, (4176), 30 states have internal predecessors, (4176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:21,956 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-07 07:23:21,956 INFO L254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:23:21,956 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-07 07:23:21,956 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-07 07:23:21,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:23:21,957 INFO L85 PathProgramCache]: Analyzing trace with hash 1621295010, now seen corresponding path program 2 times [2021-11-07 07:23:21,957 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:23:21,957 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196067813] [2021-11-07 07:23:21,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:23:21,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:23:21,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:23:23,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:23:23,131 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 07:23:23,131 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196067813] [2021-11-07 07:23:23,132 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196067813] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 07:23:23,133 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:23:23,133 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-11-07 07:23:23,133 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499156236] [2021-11-07 07:23:23,133 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-11-07 07:23:23,134 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 07:23:23,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-11-07 07:23:23,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=733, Unknown=0, NotChecked=0, Total=812 [2021-11-07 07:23:23,141 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 139 out of 255 [2021-11-07 07:23:23,220 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 333 places, 295 transitions, 1294 flow. Second operand has 29 states, 29 states have (on average 141.24137931034483) internal successors, (4096), 29 states have internal predecessors, (4096), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:23,220 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-07 07:23:23,220 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 139 of 255 [2021-11-07 07:23:23,220 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-07 07:23:26,574 INFO L129 PetriNetUnfolder]: 1032/3493 cut-off events. [2021-11-07 07:23:26,575 INFO L130 PetriNetUnfolder]: For 1500/1511 co-relation queries the response was YES. [2021-11-07 07:23:26,594 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7080 conditions, 3493 events. 1032/3493 cut-off events. For 1500/1511 co-relation queries the response was YES. Maximal size of possible extension queue 73. Compared 22963 event pairs, 368 based on Foata normal form. 5/3373 useless extension candidates. Maximal degree in co-relation 7037. Up to 1316 conditions per place. [2021-11-07 07:23:26,613 INFO L132 encePairwiseOnDemand]: 225/255 looper letters, 143 selfloop transitions, 59 changer transitions 0/329 dead transitions. [2021-11-07 07:23:26,613 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 351 places, 329 transitions, 1774 flow [2021-11-07 07:23:26,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-07 07:23:26,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2021-11-07 07:23:26,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 3911 transitions. [2021-11-07 07:23:26,622 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5680464778503994 [2021-11-07 07:23:26,622 INFO L72 ComplementDD]: Start complementDD. Operand 27 states and 3911 transitions. [2021-11-07 07:23:26,623 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 3911 transitions. [2021-11-07 07:23:26,627 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 07:23:26,627 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 27 states and 3911 transitions. [2021-11-07 07:23:26,639 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 28 states, 27 states have (on average 144.85185185185185) internal successors, (3911), 27 states have internal predecessors, (3911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:26,650 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 28 states, 28 states have (on average 255.0) internal successors, (7140), 28 states have internal predecessors, (7140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:26,653 INFO L81 ComplementDD]: Finished complementDD. Result has 28 states, 28 states have (on average 255.0) internal successors, (7140), 28 states have internal predecessors, (7140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:26,653 INFO L186 Difference]: Start difference. First operand has 333 places, 295 transitions, 1294 flow. Second operand 27 states and 3911 transitions. [2021-11-07 07:23:26,653 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 351 places, 329 transitions, 1774 flow [2021-11-07 07:23:26,674 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 329 transitions, 1658 flow, removed 9 selfloop flow, removed 29 redundant places. [2021-11-07 07:23:26,682 INFO L242 Difference]: Finished difference. Result has 322 places, 284 transitions, 1256 flow [2021-11-07 07:23:26,683 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=1138, PETRI_DIFFERENCE_MINUEND_PLACES=296, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=284, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=59, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=225, PETRI_DIFFERENCE_SUBTRAHEND_STATES=27, PETRI_FLOW=1256, PETRI_PLACES=322, PETRI_TRANSITIONS=284} [2021-11-07 07:23:26,683 INFO L334 CegarLoopForPetriNet]: 236 programPoint places, 86 predicate places. [2021-11-07 07:23:26,684 INFO L470 AbstractCegarLoop]: Abstraction has has 322 places, 284 transitions, 1256 flow [2021-11-07 07:23:26,685 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 141.24137931034483) internal successors, (4096), 29 states have internal predecessors, (4096), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:26,685 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-07 07:23:26,685 INFO L254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:23:26,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-07 07:23:26,686 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-07 07:23:26,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:23:26,686 INFO L85 PathProgramCache]: Analyzing trace with hash -1363928742, now seen corresponding path program 1 times [2021-11-07 07:23:26,687 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:23:26,687 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619122940] [2021-11-07 07:23:26,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:23:26,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:23:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:23:26,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:23:26,787 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 07:23:26,788 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619122940] [2021-11-07 07:23:26,788 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619122940] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 07:23:26,788 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:23:26,788 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 07:23:26,789 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919718921] [2021-11-07 07:23:26,789 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 07:23:26,789 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 07:23:26,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 07:23:26,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 07:23:26,791 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 233 out of 255 [2021-11-07 07:23:26,792 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 322 places, 284 transitions, 1256 flow. Second operand has 3 states, 3 states have (on average 236.66666666666666) internal successors, (710), 3 states have internal predecessors, (710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:26,793 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-07 07:23:26,793 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 233 of 255 [2021-11-07 07:23:26,793 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-07 07:23:26,976 INFO L129 PetriNetUnfolder]: 57/862 cut-off events. [2021-11-07 07:23:26,976 INFO L130 PetriNetUnfolder]: For 415/417 co-relation queries the response was YES. [2021-11-07 07:23:26,983 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1484 conditions, 862 events. 57/862 cut-off events. For 415/417 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 3715 event pairs, 5 based on Foata normal form. 19/850 useless extension candidates. Maximal degree in co-relation 1448. Up to 33 conditions per place. [2021-11-07 07:23:26,986 INFO L132 encePairwiseOnDemand]: 249/255 looper letters, 7 selfloop transitions, 6 changer transitions 0/282 dead transitions. [2021-11-07 07:23:26,986 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 324 places, 282 transitions, 1270 flow [2021-11-07 07:23:26,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 07:23:26,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-07 07:23:26,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 715 transitions. [2021-11-07 07:23:26,988 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.934640522875817 [2021-11-07 07:23:26,989 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 715 transitions. [2021-11-07 07:23:26,989 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 715 transitions. [2021-11-07 07:23:26,989 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 07:23:26,989 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 715 transitions. [2021-11-07 07:23:26,991 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 238.33333333333334) internal successors, (715), 3 states have internal predecessors, (715), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:26,993 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 255.0) internal successors, (1020), 4 states have internal predecessors, (1020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:26,993 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 255.0) internal successors, (1020), 4 states have internal predecessors, (1020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:26,993 INFO L186 Difference]: Start difference. First operand has 322 places, 284 transitions, 1256 flow. Second operand 3 states and 715 transitions. [2021-11-07 07:23:26,994 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 324 places, 282 transitions, 1270 flow [2021-11-07 07:23:27,006 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 299 places, 282 transitions, 1164 flow, removed 2 selfloop flow, removed 25 redundant places. [2021-11-07 07:23:27,012 INFO L242 Difference]: Finished difference. Result has 299 places, 282 transitions, 1150 flow [2021-11-07 07:23:27,012 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=1138, PETRI_DIFFERENCE_MINUEND_PLACES=297, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=282, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=276, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1150, PETRI_PLACES=299, PETRI_TRANSITIONS=282} [2021-11-07 07:23:27,013 INFO L334 CegarLoopForPetriNet]: 236 programPoint places, 63 predicate places. [2021-11-07 07:23:27,013 INFO L470 AbstractCegarLoop]: Abstraction has has 299 places, 282 transitions, 1150 flow [2021-11-07 07:23:27,013 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 236.66666666666666) internal successors, (710), 3 states have internal predecessors, (710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:27,014 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-07 07:23:27,014 INFO L254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:23:27,014 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-07 07:23:27,014 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-07 07:23:27,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:23:27,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1838882480, now seen corresponding path program 1 times [2021-11-07 07:23:27,015 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:23:27,015 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422839534] [2021-11-07 07:23:27,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:23:27,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:23:27,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:23:28,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:23:28,379 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 07:23:28,380 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422839534] [2021-11-07 07:23:28,380 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422839534] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 07:23:28,380 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:23:28,380 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2021-11-07 07:23:28,380 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454604185] [2021-11-07 07:23:28,381 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-11-07 07:23:28,381 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 07:23:28,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-11-07 07:23:28,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=835, Unknown=0, NotChecked=0, Total=930 [2021-11-07 07:23:28,387 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 147 out of 255 [2021-11-07 07:23:28,393 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 299 places, 282 transitions, 1150 flow. Second operand has 31 states, 31 states have (on average 149.6451612903226) internal successors, (4639), 31 states have internal predecessors, (4639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:28,393 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-07 07:23:28,393 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 147 of 255 [2021-11-07 07:23:28,393 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-07 07:23:31,300 INFO L129 PetriNetUnfolder]: 824/3337 cut-off events. [2021-11-07 07:23:31,300 INFO L130 PetriNetUnfolder]: For 1498/1507 co-relation queries the response was YES. [2021-11-07 07:23:31,322 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6921 conditions, 3337 events. 824/3337 cut-off events. For 1498/1507 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 21821 event pairs, 84 based on Foata normal form. 8/3226 useless extension candidates. Maximal degree in co-relation 6885. Up to 839 conditions per place. [2021-11-07 07:23:31,337 INFO L132 encePairwiseOnDemand]: 227/255 looper letters, 187 selfloop transitions, 40 changer transitions 0/361 dead transitions. [2021-11-07 07:23:31,337 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 323 places, 361 transitions, 1816 flow [2021-11-07 07:23:31,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-07 07:23:31,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2021-11-07 07:23:31,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 3863 transitions. [2021-11-07 07:23:31,352 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6059607843137255 [2021-11-07 07:23:31,352 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 3863 transitions. [2021-11-07 07:23:31,352 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 3863 transitions. [2021-11-07 07:23:31,354 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 07:23:31,354 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 3863 transitions. [2021-11-07 07:23:31,363 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 26 states, 25 states have (on average 154.52) internal successors, (3863), 25 states have internal predecessors, (3863), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:31,374 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 26 states, 26 states have (on average 255.0) internal successors, (6630), 26 states have internal predecessors, (6630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:31,377 INFO L81 ComplementDD]: Finished complementDD. Result has 26 states, 26 states have (on average 255.0) internal successors, (6630), 26 states have internal predecessors, (6630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:31,377 INFO L186 Difference]: Start difference. First operand has 299 places, 282 transitions, 1150 flow. Second operand 25 states and 3863 transitions. [2021-11-07 07:23:31,378 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 323 places, 361 transitions, 1816 flow [2021-11-07 07:23:31,399 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 361 transitions, 1810 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-07 07:23:31,496 INFO L242 Difference]: Finished difference. Result has 327 places, 289 transitions, 1271 flow [2021-11-07 07:23:31,499 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=1144, PETRI_DIFFERENCE_MINUEND_PLACES=298, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=282, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=33, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=242, PETRI_DIFFERENCE_SUBTRAHEND_STATES=25, PETRI_FLOW=1271, PETRI_PLACES=327, PETRI_TRANSITIONS=289} [2021-11-07 07:23:31,500 INFO L334 CegarLoopForPetriNet]: 236 programPoint places, 91 predicate places. [2021-11-07 07:23:31,500 INFO L470 AbstractCegarLoop]: Abstraction has has 327 places, 289 transitions, 1271 flow [2021-11-07 07:23:31,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 149.6451612903226) internal successors, (4639), 31 states have internal predecessors, (4639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:31,502 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-07 07:23:31,502 INFO L254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:23:31,502 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-07 07:23:31,502 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-07 07:23:31,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:23:31,504 INFO L85 PathProgramCache]: Analyzing trace with hash -1637108872, now seen corresponding path program 1 times [2021-11-07 07:23:31,504 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:23:31,505 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247101678] [2021-11-07 07:23:31,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:23:31,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:23:31,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:23:32,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:23:32,668 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 07:23:32,668 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247101678] [2021-11-07 07:23:32,668 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1247101678] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 07:23:32,668 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:23:32,668 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-11-07 07:23:32,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504763984] [2021-11-07 07:23:32,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-11-07 07:23:32,669 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 07:23:32,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-11-07 07:23:32,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=700, Unknown=0, NotChecked=0, Total=812 [2021-11-07 07:23:32,673 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 143 out of 255 [2021-11-07 07:23:32,678 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 327 places, 289 transitions, 1271 flow. Second operand has 29 states, 29 states have (on average 145.89655172413794) internal successors, (4231), 29 states have internal predecessors, (4231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:32,678 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-07 07:23:32,678 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 143 of 255 [2021-11-07 07:23:32,678 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-07 07:23:36,119 INFO L129 PetriNetUnfolder]: 919/3573 cut-off events. [2021-11-07 07:23:36,119 INFO L130 PetriNetUnfolder]: For 1606/1611 co-relation queries the response was YES. [2021-11-07 07:23:36,145 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7678 conditions, 3573 events. 919/3573 cut-off events. For 1606/1611 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 23293 event pairs, 91 based on Foata normal form. 25/3469 useless extension candidates. Maximal degree in co-relation 7636. Up to 703 conditions per place. [2021-11-07 07:23:36,156 INFO L132 encePairwiseOnDemand]: 219/255 looper letters, 210 selfloop transitions, 68 changer transitions 0/403 dead transitions. [2021-11-07 07:23:36,156 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 342 places, 403 transitions, 2111 flow [2021-11-07 07:23:36,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-11-07 07:23:36,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2021-11-07 07:23:36,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 4818 transitions. [2021-11-07 07:23:36,168 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5904411764705882 [2021-11-07 07:23:36,168 INFO L72 ComplementDD]: Start complementDD. Operand 32 states and 4818 transitions. [2021-11-07 07:23:36,169 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 4818 transitions. [2021-11-07 07:23:36,171 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 07:23:36,171 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 32 states and 4818 transitions. [2021-11-07 07:23:36,181 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 33 states, 32 states have (on average 150.5625) internal successors, (4818), 32 states have internal predecessors, (4818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:36,194 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 33 states, 33 states have (on average 255.0) internal successors, (8415), 33 states have internal predecessors, (8415), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:36,197 INFO L81 ComplementDD]: Finished complementDD. Result has 33 states, 33 states have (on average 255.0) internal successors, (8415), 33 states have internal predecessors, (8415), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:36,197 INFO L186 Difference]: Start difference. First operand has 327 places, 289 transitions, 1271 flow. Second operand 32 states and 4818 transitions. [2021-11-07 07:23:36,198 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 342 places, 403 transitions, 2111 flow [2021-11-07 07:23:36,219 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 312 places, 403 transitions, 1965 flow, removed 31 selfloop flow, removed 30 redundant places. [2021-11-07 07:23:36,227 INFO L242 Difference]: Finished difference. Result has 319 places, 293 transitions, 1329 flow [2021-11-07 07:23:36,228 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=1011, PETRI_DIFFERENCE_MINUEND_PLACES=281, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=270, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=49, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=211, PETRI_DIFFERENCE_SUBTRAHEND_STATES=32, PETRI_FLOW=1329, PETRI_PLACES=319, PETRI_TRANSITIONS=293} [2021-11-07 07:23:36,228 INFO L334 CegarLoopForPetriNet]: 236 programPoint places, 83 predicate places. [2021-11-07 07:23:36,228 INFO L470 AbstractCegarLoop]: Abstraction has has 319 places, 293 transitions, 1329 flow [2021-11-07 07:23:36,230 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 145.89655172413794) internal successors, (4231), 29 states have internal predecessors, (4231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:36,230 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-07 07:23:36,230 INFO L254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:23:36,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-07 07:23:36,231 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-07 07:23:36,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:23:36,231 INFO L85 PathProgramCache]: Analyzing trace with hash -602420524, now seen corresponding path program 2 times [2021-11-07 07:23:36,232 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:23:36,232 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228641241] [2021-11-07 07:23:36,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:23:36,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:23:36,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:23:38,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:23:38,101 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 07:23:38,101 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228641241] [2021-11-07 07:23:38,101 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228641241] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 07:23:38,101 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:23:38,101 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-11-07 07:23:38,102 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552633391] [2021-11-07 07:23:38,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-11-07 07:23:38,102 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 07:23:38,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-11-07 07:23:38,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=1108, Unknown=0, NotChecked=0, Total=1260 [2021-11-07 07:23:38,108 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 127 out of 255 [2021-11-07 07:23:38,113 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 319 places, 293 transitions, 1329 flow. Second operand has 36 states, 36 states have (on average 129.58333333333334) internal successors, (4665), 36 states have internal predecessors, (4665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:38,113 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-07 07:23:38,113 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 127 of 255 [2021-11-07 07:23:38,113 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-07 07:23:43,235 INFO L129 PetriNetUnfolder]: 1376/4700 cut-off events. [2021-11-07 07:23:43,235 INFO L130 PetriNetUnfolder]: For 1847/1850 co-relation queries the response was YES. [2021-11-07 07:23:43,276 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9772 conditions, 4700 events. 1376/4700 cut-off events. For 1847/1850 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 34486 event pairs, 179 based on Foata normal form. 0/4438 useless extension candidates. Maximal degree in co-relation 9736. Up to 737 conditions per place. [2021-11-07 07:23:43,292 INFO L132 encePairwiseOnDemand]: 215/255 looper letters, 254 selfloop transitions, 82 changer transitions 0/448 dead transitions. [2021-11-07 07:23:43,292 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 359 places, 448 transitions, 2451 flow [2021-11-07 07:23:43,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-11-07 07:23:43,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2021-11-07 07:23:43,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 5487 transitions. [2021-11-07 07:23:43,305 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5248206599713056 [2021-11-07 07:23:43,306 INFO L72 ComplementDD]: Start complementDD. Operand 41 states and 5487 transitions. [2021-11-07 07:23:43,306 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 5487 transitions. [2021-11-07 07:23:43,309 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 07:23:43,309 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 41 states and 5487 transitions. [2021-11-07 07:23:43,322 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 42 states, 41 states have (on average 133.82926829268294) internal successors, (5487), 41 states have internal predecessors, (5487), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:43,336 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 42 states, 42 states have (on average 255.0) internal successors, (10710), 42 states have internal predecessors, (10710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:43,340 INFO L81 ComplementDD]: Finished complementDD. Result has 42 states, 42 states have (on average 255.0) internal successors, (10710), 42 states have internal predecessors, (10710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:43,340 INFO L186 Difference]: Start difference. First operand has 319 places, 293 transitions, 1329 flow. Second operand 41 states and 5487 transitions. [2021-11-07 07:23:43,341 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 359 places, 448 transitions, 2451 flow [2021-11-07 07:23:43,365 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 340 places, 448 transitions, 2339 flow, removed 15 selfloop flow, removed 19 redundant places. [2021-11-07 07:23:43,375 INFO L242 Difference]: Finished difference. Result has 349 places, 317 transitions, 1553 flow [2021-11-07 07:23:43,376 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=1225, PETRI_DIFFERENCE_MINUEND_PLACES=300, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=293, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=65, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=222, PETRI_DIFFERENCE_SUBTRAHEND_STATES=41, PETRI_FLOW=1553, PETRI_PLACES=349, PETRI_TRANSITIONS=317} [2021-11-07 07:23:43,377 INFO L334 CegarLoopForPetriNet]: 236 programPoint places, 113 predicate places. [2021-11-07 07:23:43,377 INFO L470 AbstractCegarLoop]: Abstraction has has 349 places, 317 transitions, 1553 flow [2021-11-07 07:23:43,378 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 129.58333333333334) internal successors, (4665), 36 states have internal predecessors, (4665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:43,378 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-07 07:23:43,379 INFO L254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:23:43,379 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-07 07:23:43,379 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-07 07:23:43,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:23:43,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1752908353, now seen corresponding path program 1 times [2021-11-07 07:23:43,380 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:23:43,380 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246338312] [2021-11-07 07:23:43,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:23:43,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:23:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:23:44,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:23:44,675 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 07:23:44,675 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246338312] [2021-11-07 07:23:44,675 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246338312] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 07:23:44,675 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:23:44,676 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-11-07 07:23:44,676 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505719113] [2021-11-07 07:23:44,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-11-07 07:23:44,677 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 07:23:44,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-11-07 07:23:44,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=760, Unknown=0, NotChecked=0, Total=870 [2021-11-07 07:23:44,683 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 143 out of 255 [2021-11-07 07:23:44,689 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 349 places, 317 transitions, 1553 flow. Second operand has 30 states, 30 states have (on average 145.83333333333334) internal successors, (4375), 30 states have internal predecessors, (4375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:44,689 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-07 07:23:44,690 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 143 of 255 [2021-11-07 07:23:44,690 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-07 07:23:48,455 INFO L129 PetriNetUnfolder]: 1217/4750 cut-off events. [2021-11-07 07:23:48,455 INFO L130 PetriNetUnfolder]: For 3416/3431 co-relation queries the response was YES. [2021-11-07 07:23:48,499 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10887 conditions, 4750 events. 1217/4750 cut-off events. For 3416/3431 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 33333 event pairs, 110 based on Foata normal form. 9/4590 useless extension candidates. Maximal degree in co-relation 10842. Up to 1228 conditions per place. [2021-11-07 07:23:48,514 INFO L132 encePairwiseOnDemand]: 219/255 looper letters, 234 selfloop transitions, 76 changer transitions 0/439 dead transitions. [2021-11-07 07:23:48,514 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 377 places, 439 transitions, 2545 flow [2021-11-07 07:23:48,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-11-07 07:23:48,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2021-11-07 07:23:48,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 4391 transitions. [2021-11-07 07:23:48,522 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5937795807978363 [2021-11-07 07:23:48,522 INFO L72 ComplementDD]: Start complementDD. Operand 29 states and 4391 transitions. [2021-11-07 07:23:48,523 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29 states and 4391 transitions. [2021-11-07 07:23:48,525 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 07:23:48,525 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 29 states and 4391 transitions. [2021-11-07 07:23:48,534 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 30 states, 29 states have (on average 151.41379310344828) internal successors, (4391), 29 states have internal predecessors, (4391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:48,545 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 30 states, 30 states have (on average 255.0) internal successors, (7650), 30 states have internal predecessors, (7650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:48,546 INFO L81 ComplementDD]: Finished complementDD. Result has 30 states, 30 states have (on average 255.0) internal successors, (7650), 30 states have internal predecessors, (7650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:48,547 INFO L186 Difference]: Start difference. First operand has 349 places, 317 transitions, 1553 flow. Second operand 29 states and 4391 transitions. [2021-11-07 07:23:48,547 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 377 places, 439 transitions, 2545 flow [2021-11-07 07:23:48,586 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 353 places, 439 transitions, 2431 flow, removed 5 selfloop flow, removed 24 redundant places. [2021-11-07 07:23:48,597 INFO L242 Difference]: Finished difference. Result has 357 places, 324 transitions, 1703 flow [2021-11-07 07:23:48,598 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=1442, PETRI_DIFFERENCE_MINUEND_PLACES=325, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=317, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=69, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=241, PETRI_DIFFERENCE_SUBTRAHEND_STATES=29, PETRI_FLOW=1703, PETRI_PLACES=357, PETRI_TRANSITIONS=324} [2021-11-07 07:23:48,598 INFO L334 CegarLoopForPetriNet]: 236 programPoint places, 121 predicate places. [2021-11-07 07:23:48,599 INFO L470 AbstractCegarLoop]: Abstraction has has 357 places, 324 transitions, 1703 flow [2021-11-07 07:23:48,600 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 145.83333333333334) internal successors, (4375), 30 states have internal predecessors, (4375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:48,600 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-07 07:23:48,600 INFO L254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:23:48,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-07 07:23:48,601 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-07 07:23:48,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:23:48,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1034968781, now seen corresponding path program 2 times [2021-11-07 07:23:48,602 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:23:48,602 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412121255] [2021-11-07 07:23:48,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:23:48,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:23:48,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:23:49,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:23:49,701 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 07:23:49,701 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412121255] [2021-11-07 07:23:49,701 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412121255] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 07:23:49,702 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:23:49,702 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-11-07 07:23:49,702 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364746864] [2021-11-07 07:23:49,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2021-11-07 07:23:49,706 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 07:23:49,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-11-07 07:23:49,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=655, Unknown=0, NotChecked=0, Total=756 [2021-11-07 07:23:49,710 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 255 [2021-11-07 07:23:49,714 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 357 places, 324 transitions, 1703 flow. Second operand has 28 states, 28 states have (on average 148.0) internal successors, (4144), 28 states have internal predecessors, (4144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:49,714 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-07 07:23:49,714 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 255 [2021-11-07 07:23:49,714 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-07 07:23:52,608 INFO L129 PetriNetUnfolder]: 556/2506 cut-off events. [2021-11-07 07:23:52,608 INFO L130 PetriNetUnfolder]: For 2418/2421 co-relation queries the response was YES. [2021-11-07 07:23:52,629 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6111 conditions, 2506 events. 556/2506 cut-off events. For 2418/2421 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 15803 event pairs, 57 based on Foata normal form. 6/2424 useless extension candidates. Maximal degree in co-relation 6062. Up to 499 conditions per place. [2021-11-07 07:23:52,637 INFO L132 encePairwiseOnDemand]: 224/255 looper letters, 154 selfloop transitions, 72 changer transitions 0/355 dead transitions. [2021-11-07 07:23:52,638 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 378 places, 355 transitions, 2182 flow [2021-11-07 07:23:52,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-11-07 07:23:52,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2021-11-07 07:23:52,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 4226 transitions. [2021-11-07 07:23:52,648 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5918767507002801 [2021-11-07 07:23:52,649 INFO L72 ComplementDD]: Start complementDD. Operand 28 states and 4226 transitions. [2021-11-07 07:23:52,649 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 4226 transitions. [2021-11-07 07:23:52,651 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 07:23:52,651 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 28 states and 4226 transitions. [2021-11-07 07:23:52,660 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 29 states, 28 states have (on average 150.92857142857142) internal successors, (4226), 28 states have internal predecessors, (4226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:52,670 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 29 states, 29 states have (on average 255.0) internal successors, (7395), 29 states have internal predecessors, (7395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:52,672 INFO L81 ComplementDD]: Finished complementDD. Result has 29 states, 29 states have (on average 255.0) internal successors, (7395), 29 states have internal predecessors, (7395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:52,672 INFO L186 Difference]: Start difference. First operand has 357 places, 324 transitions, 1703 flow. Second operand 28 states and 4226 transitions. [2021-11-07 07:23:52,672 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 378 places, 355 transitions, 2182 flow [2021-11-07 07:23:52,702 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 348 places, 355 transitions, 2033 flow, removed 13 selfloop flow, removed 30 redundant places. [2021-11-07 07:23:52,711 INFO L242 Difference]: Finished difference. Result has 350 places, 311 transitions, 1625 flow [2021-11-07 07:23:52,712 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=1431, PETRI_DIFFERENCE_MINUEND_PLACES=321, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=308, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=69, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=236, PETRI_DIFFERENCE_SUBTRAHEND_STATES=28, PETRI_FLOW=1625, PETRI_PLACES=350, PETRI_TRANSITIONS=311} [2021-11-07 07:23:52,712 INFO L334 CegarLoopForPetriNet]: 236 programPoint places, 114 predicate places. [2021-11-07 07:23:52,713 INFO L470 AbstractCegarLoop]: Abstraction has has 350 places, 311 transitions, 1625 flow [2021-11-07 07:23:52,714 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 148.0) internal successors, (4144), 28 states have internal predecessors, (4144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:23:52,714 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-07 07:23:52,715 INFO L254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:23:52,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-07 07:23:52,715 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-07 07:23:52,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:23:52,716 INFO L85 PathProgramCache]: Analyzing trace with hash 2051359852, now seen corresponding path program 1 times [2021-11-07 07:23:52,716 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:23:52,716 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874975750] [2021-11-07 07:23:52,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:23:52,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:23:52,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:24:02,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:24:02,890 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 07:24:02,890 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874975750] [2021-11-07 07:24:02,890 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874975750] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 07:24:02,890 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:24:02,891 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-11-07 07:24:02,891 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641763796] [2021-11-07 07:24:02,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-11-07 07:24:02,892 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 07:24:02,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-11-07 07:24:02,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=2560, Unknown=0, NotChecked=0, Total=2756 [2021-11-07 07:24:02,901 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 255 [2021-11-07 07:24:02,906 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 350 places, 311 transitions, 1625 flow. Second operand has 53 states, 53 states have (on average 108.16981132075472) internal successors, (5733), 53 states have internal predecessors, (5733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:24:02,906 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-07 07:24:02,906 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 255 [2021-11-07 07:24:02,907 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-07 07:24:30,303 INFO L129 PetriNetUnfolder]: 10614/23664 cut-off events. [2021-11-07 07:24:30,304 INFO L130 PetriNetUnfolder]: For 18780/18798 co-relation queries the response was YES. [2021-11-07 07:24:30,487 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54816 conditions, 23664 events. 10614/23664 cut-off events. For 18780/18798 co-relation queries the response was YES. Maximal size of possible extension queue 249. Compared 185974 event pairs, 3798 based on Foata normal form. 10/22079 useless extension candidates. Maximal degree in co-relation 54770. Up to 9322 conditions per place. [2021-11-07 07:24:30,541 INFO L132 encePairwiseOnDemand]: 192/255 looper letters, 751 selfloop transitions, 195 changer transitions 55/1098 dead transitions. [2021-11-07 07:24:30,541 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 437 places, 1098 transitions, 5869 flow [2021-11-07 07:24:30,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2021-11-07 07:24:30,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2021-11-07 07:24:30,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 10269 transitions. [2021-11-07 07:24:30,555 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.457620320855615 [2021-11-07 07:24:30,555 INFO L72 ComplementDD]: Start complementDD. Operand 88 states and 10269 transitions. [2021-11-07 07:24:30,556 INFO L73 IsDeterministic]: Start isDeterministic. Operand 88 states and 10269 transitions. [2021-11-07 07:24:30,559 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 07:24:30,559 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 88 states and 10269 transitions. [2021-11-07 07:24:30,581 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 89 states, 88 states have (on average 116.69318181818181) internal successors, (10269), 88 states have internal predecessors, (10269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:24:30,600 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 89 states, 89 states have (on average 255.0) internal successors, (22695), 89 states have internal predecessors, (22695), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:24:30,604 INFO L81 ComplementDD]: Finished complementDD. Result has 89 states, 89 states have (on average 255.0) internal successors, (22695), 89 states have internal predecessors, (22695), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:24:30,605 INFO L186 Difference]: Start difference. First operand has 350 places, 311 transitions, 1625 flow. Second operand 88 states and 10269 transitions. [2021-11-07 07:24:30,605 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 437 places, 1098 transitions, 5869 flow [2021-11-07 07:24:30,753 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 413 places, 1098 transitions, 5703 flow, removed 4 selfloop flow, removed 24 redundant places. [2021-11-07 07:24:30,775 INFO L242 Difference]: Finished difference. Result has 476 places, 461 transitions, 3124 flow [2021-11-07 07:24:30,775 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=1499, PETRI_DIFFERENCE_MINUEND_PLACES=326, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=311, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=64, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=209, PETRI_DIFFERENCE_SUBTRAHEND_STATES=88, PETRI_FLOW=3124, PETRI_PLACES=476, PETRI_TRANSITIONS=461} [2021-11-07 07:24:30,776 INFO L334 CegarLoopForPetriNet]: 236 programPoint places, 240 predicate places. [2021-11-07 07:24:30,776 INFO L470 AbstractCegarLoop]: Abstraction has has 476 places, 461 transitions, 3124 flow [2021-11-07 07:24:30,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 108.16981132075472) internal successors, (5733), 53 states have internal predecessors, (5733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:24:30,777 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-07 07:24:30,777 INFO L254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:24:30,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-07 07:24:30,778 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-07 07:24:30,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:24:30,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1505063070, now seen corresponding path program 2 times [2021-11-07 07:24:30,778 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:24:30,779 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641897966] [2021-11-07 07:24:30,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:24:30,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:24:30,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:24:39,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:24:39,705 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 07:24:39,705 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641897966] [2021-11-07 07:24:39,705 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641897966] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 07:24:39,705 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:24:39,705 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-11-07 07:24:39,705 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301955506] [2021-11-07 07:24:39,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-11-07 07:24:39,706 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 07:24:39,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-11-07 07:24:39,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=2572, Unknown=0, NotChecked=0, Total=2756 [2021-11-07 07:24:39,711 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 255 [2021-11-07 07:24:39,716 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 476 places, 461 transitions, 3124 flow. Second operand has 53 states, 53 states have (on average 108.16981132075472) internal successors, (5733), 53 states have internal predecessors, (5733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:24:39,716 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-07 07:24:39,716 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 255 [2021-11-07 07:24:39,716 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-07 07:25:05,250 INFO L129 PetriNetUnfolder]: 13162/28615 cut-off events. [2021-11-07 07:25:05,250 INFO L130 PetriNetUnfolder]: For 261733/261910 co-relation queries the response was YES. [2021-11-07 07:25:05,812 INFO L84 FinitePrefix]: Finished finitePrefix Result has 106138 conditions, 28615 events. 13162/28615 cut-off events. For 261733/261910 co-relation queries the response was YES. Maximal size of possible extension queue 294. Compared 229307 event pairs, 5083 based on Foata normal form. 267/28331 useless extension candidates. Maximal degree in co-relation 106029. Up to 17457 conditions per place. [2021-11-07 07:25:05,906 INFO L132 encePairwiseOnDemand]: 194/255 looper letters, 676 selfloop transitions, 142 changer transitions 32/947 dead transitions. [2021-11-07 07:25:05,906 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 553 places, 947 transitions, 7908 flow [2021-11-07 07:25:05,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-11-07 07:25:05,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2021-11-07 07:25:05,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 8909 transitions. [2021-11-07 07:25:05,918 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.44791352438411264 [2021-11-07 07:25:05,919 INFO L72 ComplementDD]: Start complementDD. Operand 78 states and 8909 transitions. [2021-11-07 07:25:05,919 INFO L73 IsDeterministic]: Start isDeterministic. Operand 78 states and 8909 transitions. [2021-11-07 07:25:05,922 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 07:25:05,922 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 78 states and 8909 transitions. [2021-11-07 07:25:05,935 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 79 states, 78 states have (on average 114.21794871794872) internal successors, (8909), 78 states have internal predecessors, (8909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:25:05,953 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 79 states, 79 states have (on average 255.0) internal successors, (20145), 79 states have internal predecessors, (20145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:25:05,957 INFO L81 ComplementDD]: Finished complementDD. Result has 79 states, 79 states have (on average 255.0) internal successors, (20145), 79 states have internal predecessors, (20145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:25:05,957 INFO L186 Difference]: Start difference. First operand has 476 places, 461 transitions, 3124 flow. Second operand 78 states and 8909 transitions. [2021-11-07 07:25:05,957 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 553 places, 947 transitions, 7908 flow [2021-11-07 07:25:07,171 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 535 places, 947 transitions, 7773 flow, removed 23 selfloop flow, removed 18 redundant places. [2021-11-07 07:25:07,185 INFO L242 Difference]: Finished difference. Result has 579 places, 585 transitions, 5287 flow [2021-11-07 07:25:07,185 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=3025, PETRI_DIFFERENCE_MINUEND_PLACES=458, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=461, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=31, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=392, PETRI_DIFFERENCE_SUBTRAHEND_STATES=78, PETRI_FLOW=5287, PETRI_PLACES=579, PETRI_TRANSITIONS=585} [2021-11-07 07:25:07,185 INFO L334 CegarLoopForPetriNet]: 236 programPoint places, 343 predicate places. [2021-11-07 07:25:07,186 INFO L470 AbstractCegarLoop]: Abstraction has has 579 places, 585 transitions, 5287 flow [2021-11-07 07:25:07,187 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 108.16981132075472) internal successors, (5733), 53 states have internal predecessors, (5733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:25:07,187 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-07 07:25:07,187 INFO L254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:25:07,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-07 07:25:07,187 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-07 07:25:07,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:25:07,188 INFO L85 PathProgramCache]: Analyzing trace with hash -904035980, now seen corresponding path program 3 times [2021-11-07 07:25:07,188 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:25:07,188 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678121787] [2021-11-07 07:25:07,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:25:07,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:25:07,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:25:15,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:25:15,241 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 07:25:15,241 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678121787] [2021-11-07 07:25:15,242 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678121787] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 07:25:15,242 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:25:15,242 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-11-07 07:25:15,242 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81351232] [2021-11-07 07:25:15,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-11-07 07:25:15,243 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 07:25:15,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-11-07 07:25:15,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=176, Invalid=2580, Unknown=0, NotChecked=0, Total=2756 [2021-11-07 07:25:15,248 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 255 [2021-11-07 07:25:15,253 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 579 places, 585 transitions, 5287 flow. Second operand has 53 states, 53 states have (on average 108.16981132075472) internal successors, (5733), 53 states have internal predecessors, (5733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:25:15,254 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-07 07:25:15,254 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 255 [2021-11-07 07:25:15,254 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand