./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue_ok.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y --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 7cc273f13a619f37768d5108c297b75ab7c37145fe391daced9c134730721251 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:25:15,685 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:25:15,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:25:15,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:25:15,746 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:25:15,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:25:15,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:25:15,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:25:15,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:25:15,767 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:25:15,769 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:25:15,771 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:25:15,771 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:25:15,775 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:25:15,777 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:25:15,782 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:25:15,784 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:25:15,786 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:25:15,788 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:25:15,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:25:15,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:25:15,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:25:15,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:25:15,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:25:15,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:25:15,812 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:25:15,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:25:15,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:25:15,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:25:15,817 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:25:15,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:25:15,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:25:15,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:25:15,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:25:15,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:25:15,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:25:15,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:25:15,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:25:15,825 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:25:15,826 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:25:15,827 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:25:15,829 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-13 18:25:15,876 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:25:15,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:25:15,878 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:25:15,878 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:25:15,887 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:25:15,887 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:25:15,888 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:25:15,889 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:25:15,889 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:25:15,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:25:15,891 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:25:15,891 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:25:15,892 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:25:15,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:25:15,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:25:15,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:25:15,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:25:15,893 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:25:15,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:25:15,894 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:25:15,894 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:25:15,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:25:15,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:25:15,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:25:15,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:25:15,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:25:15,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:25:15,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:25:15,897 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:25:15,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:25:15,899 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:25:15,899 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:25:15,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:25:15,900 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:25:15,901 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_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cc273f13a619f37768d5108c297b75ab7c37145fe391daced9c134730721251 [2021-11-13 18:25:16,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:25:16,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:25:16,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:25:16,244 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:25:16,245 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:25:16,247 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/pthread/queue_ok.i [2021-11-13 18:25:16,334 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/data/d63724d59/c729da75879f4ff1b843b09de080489a/FLAG2731208f7 [2021-11-13 18:25:17,129 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:25:17,130 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/sv-benchmarks/c/pthread/queue_ok.i [2021-11-13 18:25:17,153 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/data/d63724d59/c729da75879f4ff1b843b09de080489a/FLAG2731208f7 [2021-11-13 18:25:17,323 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/data/d63724d59/c729da75879f4ff1b843b09de080489a [2021-11-13 18:25:17,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:25:17,328 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:25:17,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:25:17,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:25:17,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:25:17,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:25:17" (1/1) ... [2021-11-13 18:25:17,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b80afd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:25:17, skipping insertion in model container [2021-11-13 18:25:17,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:25:17" (1/1) ... [2021-11-13 18:25:17,344 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:25:17,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:25:18,006 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_4a74bc26-8664-4642-be5d-893b9578c11b/sv-benchmarks/c/pthread/queue_ok.i[43266,43279] [2021-11-13 18:25:18,013 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_4a74bc26-8664-4642-be5d-893b9578c11b/sv-benchmarks/c/pthread/queue_ok.i[43543,43556] [2021-11-13 18:25:18,019 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:25:18,033 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:25:18,089 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_4a74bc26-8664-4642-be5d-893b9578c11b/sv-benchmarks/c/pthread/queue_ok.i[43266,43279] [2021-11-13 18:25:18,092 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_4a74bc26-8664-4642-be5d-893b9578c11b/sv-benchmarks/c/pthread/queue_ok.i[43543,43556] [2021-11-13 18:25:18,096 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:25:18,198 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:25:18,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:25:18 WrapperNode [2021-11-13 18:25:18,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:25:18,200 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:25:18,200 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:25:18,200 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:25:18,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:25:18" (1/1) ... [2021-11-13 18:25:18,267 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:25:18" (1/1) ... [2021-11-13 18:25:18,330 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:25:18,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:25:18,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:25:18,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:25:18,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:25:18" (1/1) ... [2021-11-13 18:25:18,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:25:18" (1/1) ... [2021-11-13 18:25:18,365 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:25:18" (1/1) ... [2021-11-13 18:25:18,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:25:18" (1/1) ... [2021-11-13 18:25:18,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:25:18" (1/1) ... [2021-11-13 18:25:18,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:25:18" (1/1) ... [2021-11-13 18:25:18,407 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:25:18" (1/1) ... [2021-11-13 18:25:18,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:25:18,419 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:25:18,426 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:25:18,427 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:25:18,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:25:18" (1/1) ... [2021-11-13 18:25:18,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:25:18,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:25:18,465 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:25:18,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:25:18,515 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-13 18:25:18,515 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-13 18:25:18,516 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-13 18:25:18,516 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-13 18:25:18,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:25:18,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:25:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 18:25:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:25:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-13 18:25:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:25:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:25:18,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:25:18,520 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 18:25:19,225 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:25:19,225 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 18:25:19,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:25:19 BoogieIcfgContainer [2021-11-13 18:25:19,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:25:19,230 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:25:19,231 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:25:19,234 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:25:19,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:25:17" (1/3) ... [2021-11-13 18:25:19,235 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e0bb9d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:25:19, skipping insertion in model container [2021-11-13 18:25:19,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:25:18" (2/3) ... [2021-11-13 18:25:19,236 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e0bb9d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:25:19, skipping insertion in model container [2021-11-13 18:25:19,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:25:19" (3/3) ... [2021-11-13 18:25:19,238 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_ok.i [2021-11-13 18:25:19,244 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 18:25:19,245 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:25:19,245 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 18:25:19,245 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 18:25:19,296 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,297 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,297 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,297 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,298 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,298 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,298 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,298 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,299 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,299 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,299 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,299 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,300 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,300 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,300 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,301 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,301 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,301 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,302 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,302 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,303 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,303 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,303 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,303 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,304 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,304 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,304 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,305 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,305 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,305 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,306 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,306 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,306 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,307 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,307 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,307 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,307 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,308 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,308 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,308 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,308 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,309 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,309 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,309 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,310 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,310 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,310 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,310 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,311 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,311 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,311 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,311 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,312 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,312 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,312 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,312 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,313 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,313 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,313 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,313 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,314 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,314 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,314 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,314 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,315 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,315 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,315 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,315 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,316 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,316 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,316 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,316 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,317 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,317 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,317 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,318 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,318 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,318 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,318 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,319 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,319 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,319 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,320 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,320 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,320 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,321 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,321 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,321 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,322 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,322 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,322 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,323 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,323 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,323 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,324 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,324 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,324 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,325 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,325 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,325 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,326 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,326 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,326 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,326 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,327 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,327 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,327 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,327 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,328 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,328 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,328 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,329 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,329 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,329 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,330 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,330 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,330 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,330 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,331 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,331 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,331 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,332 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,332 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,332 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,333 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,333 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,333 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,334 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,334 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,334 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,334 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,335 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,335 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,335 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,335 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,336 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,336 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,336 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,336 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,337 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,337 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,337 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,338 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,338 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,338 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,339 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,339 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,339 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,339 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,340 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,340 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,340 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,341 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,341 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,341 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,342 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,342 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,342 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,343 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,343 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,343 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,343 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,344 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,344 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,344 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,345 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,345 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,345 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,345 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,346 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,346 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,346 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,348 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,348 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,348 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,349 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,349 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,349 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,350 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,350 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,350 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,351 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,351 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,351 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,352 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,352 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,352 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,353 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,353 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,353 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,354 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,354 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,354 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,354 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,355 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,355 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,355 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,356 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,356 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,356 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,357 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,357 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,357 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,357 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,358 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,358 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,358 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,358 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,359 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,359 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,359 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,360 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,360 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,360 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,360 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,361 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,361 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,361 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,362 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,362 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,362 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,363 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,363 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,363 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,363 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,364 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,364 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,364 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,364 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,365 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,365 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,365 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,366 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,366 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,366 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,366 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,367 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,367 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,367 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,368 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,368 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,368 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,369 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,369 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,369 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,369 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,370 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,370 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,370 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,371 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,371 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,371 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,371 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,372 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,372 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,372 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,372 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,373 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,373 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,373 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,373 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,374 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,374 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,374 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,374 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,375 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,375 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,375 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,376 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,376 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,376 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,376 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,377 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,377 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,377 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,377 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,378 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,378 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,378 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,379 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,379 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,379 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,379 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,380 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,380 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,380 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,380 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,381 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,381 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,381 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,381 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,381 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,382 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,382 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,382 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,382 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,383 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,383 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,383 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,383 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,384 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,384 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,384 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,384 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,385 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,385 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,385 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,386 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,386 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,386 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,386 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,387 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,387 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,387 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,387 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,388 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,388 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,388 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,388 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,389 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,389 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,389 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,389 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,390 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,390 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,390 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,390 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,391 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,391 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,391 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,392 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,392 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,392 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,392 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,393 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,393 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,393 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,393 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,394 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,394 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,394 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,394 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,395 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,395 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,395 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,396 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,397 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,397 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,397 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,398 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,407 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,408 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,408 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,408 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,409 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,409 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,409 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,409 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,410 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,410 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,410 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,410 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,411 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,411 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,411 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,411 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,412 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,412 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,412 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,412 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,413 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,414 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,414 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,414 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,415 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,415 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,415 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,415 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,416 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,416 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,416 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,416 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,417 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,417 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,417 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,418 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,418 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,418 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,419 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,419 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,420 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,420 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,420 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,421 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,421 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,421 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,421 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,422 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,422 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,422 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,423 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,423 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,423 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,423 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,424 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,424 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,424 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,425 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,425 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,425 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,425 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,426 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,426 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,426 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,432 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,433 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,433 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,435 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,435 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,435 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,435 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,436 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,436 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,436 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,444 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,445 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,445 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,445 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,445 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,446 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,446 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,446 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,446 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,446 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,447 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,447 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,447 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,447 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,448 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,448 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,448 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,448 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,449 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,449 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,449 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,449 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,450 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,450 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,450 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,450 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,450 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,451 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,451 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,451 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,451 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,457 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,457 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,462 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,462 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,462 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,463 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,463 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,463 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,463 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,464 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,464 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,464 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,464 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,465 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,465 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,465 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,465 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,466 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,466 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,466 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,466 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,467 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,468 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:25:19,474 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-11-13 18:25:19,531 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 18:25:19,540 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 [2021-11-13 18:25:19,541 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-13 18:25:19,562 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 222 places, 228 transitions, 472 flow [2021-11-13 18:25:19,737 INFO L129 PetriNetUnfolder]: 13/226 cut-off events. [2021-11-13 18:25:19,738 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-11-13 18:25:19,748 INFO L84 FinitePrefix]: Finished finitePrefix Result has 235 conditions, 226 events. 13/226 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 367 event pairs, 0 based on Foata normal form. 0/211 useless extension candidates. Maximal degree in co-relation 146. Up to 3 conditions per place. [2021-11-13 18:25:19,749 INFO L82 GeneralOperation]: Start removeDead. Operand has 222 places, 228 transitions, 472 flow [2021-11-13 18:25:19,769 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 210 places, 216 transitions, 441 flow [2021-11-13 18:25:19,797 INFO L129 PetriNetUnfolder]: 1/62 cut-off events. [2021-11-13 18:25:19,801 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-13 18:25:19,801 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:25:19,834 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] [2021-11-13 18:25:19,835 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:25:19,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:25:19,845 INFO L85 PathProgramCache]: Analyzing trace with hash -1507037300, now seen corresponding path program 1 times [2021-11-13 18:25:19,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:25:19,856 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325256030] [2021-11-13 18:25:19,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:25:19,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:25:20,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:25:20,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:25:20,226 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:25:20,227 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325256030] [2021-11-13 18:25:20,229 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325256030] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:25:20,229 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:25:20,230 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:25:20,231 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903996490] [2021-11-13 18:25:20,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:25:20,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:25:20,244 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:25:20,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:25:20,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:25:20,293 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 217 out of 228 [2021-11-13 18:25:20,301 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 210 places, 216 transitions, 441 flow. Second operand has 2 states, 2 states have (on average 217.5) internal successors, (435), 2 states have internal predecessors, (435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:20,301 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:25:20,302 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 217 of 228 [2021-11-13 18:25:20,303 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:25:20,394 INFO L129 PetriNetUnfolder]: 9/207 cut-off events. [2021-11-13 18:25:20,395 INFO L130 PetriNetUnfolder]: For 6/7 co-relation queries the response was YES. [2021-11-13 18:25:20,400 INFO L84 FinitePrefix]: Finished finitePrefix Result has 219 conditions, 207 events. 9/207 cut-off events. For 6/7 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 275 event pairs, 0 based on Foata normal form. 5/202 useless extension candidates. Maximal degree in co-relation 143. Up to 4 conditions per place. [2021-11-13 18:25:20,403 INFO L132 encePairwiseOnDemand]: 224/228 looper letters, 3 selfloop transitions, 0 changer transitions 0/207 dead transitions. [2021-11-13 18:25:20,404 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 206 places, 207 transitions, 429 flow [2021-11-13 18:25:20,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:25:20,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-11-13 18:25:20,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 441 transitions. [2021-11-13 18:25:20,429 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9671052631578947 [2021-11-13 18:25:20,430 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 441 transitions. [2021-11-13 18:25:20,430 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 441 transitions. [2021-11-13 18:25:20,435 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:25:20,438 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 441 transitions. [2021-11-13 18:25:20,445 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 220.5) internal successors, (441), 2 states have internal predecessors, (441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:20,466 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 228.0) internal successors, (684), 3 states have internal predecessors, (684), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:20,469 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 228.0) internal successors, (684), 3 states have internal predecessors, (684), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:20,471 INFO L186 Difference]: Start difference. First operand has 210 places, 216 transitions, 441 flow. Second operand 2 states and 441 transitions. [2021-11-13 18:25:20,472 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 206 places, 207 transitions, 429 flow [2021-11-13 18:25:20,477 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 203 places, 207 transitions, 424 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-11-13 18:25:20,485 INFO L242 Difference]: Finished difference. Result has 203 places, 207 transitions, 418 flow [2021-11-13 18:25:20,487 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=418, PETRI_DIFFERENCE_MINUEND_PLACES=202, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=207, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=207, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=418, PETRI_PLACES=203, PETRI_TRANSITIONS=207} [2021-11-13 18:25:20,492 INFO L334 CegarLoopForPetriNet]: 210 programPoint places, -7 predicate places. [2021-11-13 18:25:20,492 INFO L470 AbstractCegarLoop]: Abstraction has has 203 places, 207 transitions, 418 flow [2021-11-13 18:25:20,493 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 217.5) internal successors, (435), 2 states have internal predecessors, (435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:20,493 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:25:20,493 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] [2021-11-13 18:25:20,494 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:25:20,494 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:25:20,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:25:20,495 INFO L85 PathProgramCache]: Analyzing trace with hash 1306886744, now seen corresponding path program 1 times [2021-11-13 18:25:20,495 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:25:20,495 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420647396] [2021-11-13 18:25:20,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:25:20,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:25:20,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:25:20,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:25:20,923 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:25:20,923 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420647396] [2021-11-13 18:25:20,924 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420647396] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:25:20,924 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:25:20,924 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-13 18:25:20,924 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497725261] [2021-11-13 18:25:20,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:25:20,926 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 18:25:20,926 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:25:20,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 18:25:20,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:25:20,932 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 228 [2021-11-13 18:25:20,936 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 203 places, 207 transitions, 418 flow. Second operand has 12 states, 12 states have (on average 166.25) internal successors, (1995), 12 states have internal predecessors, (1995), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:20,936 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:25:20,936 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 228 [2021-11-13 18:25:20,936 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:25:22,253 INFO L129 PetriNetUnfolder]: 611/2579 cut-off events. [2021-11-13 18:25:22,253 INFO L130 PetriNetUnfolder]: For 26/29 co-relation queries the response was YES. [2021-11-13 18:25:22,263 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3511 conditions, 2579 events. 611/2579 cut-off events. For 26/29 co-relation queries the response was YES. Maximal size of possible extension queue 70. Compared 20510 event pairs, 459 based on Foata normal form. 0/2405 useless extension candidates. Maximal degree in co-relation 3508. Up to 882 conditions per place. [2021-11-13 18:25:22,280 INFO L132 encePairwiseOnDemand]: 215/228 looper letters, 42 selfloop transitions, 12 changer transitions 0/203 dead transitions. [2021-11-13 18:25:22,280 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 212 places, 203 transitions, 518 flow [2021-11-13 18:25:22,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-13 18:25:22,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-11-13 18:25:22,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 2174 transitions. [2021-11-13 18:25:22,290 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.733468286099865 [2021-11-13 18:25:22,290 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 2174 transitions. [2021-11-13 18:25:22,290 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 2174 transitions. [2021-11-13 18:25:22,292 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:25:22,292 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 2174 transitions. [2021-11-13 18:25:22,299 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 167.23076923076923) internal successors, (2174), 13 states have internal predecessors, (2174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:22,310 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 228.0) internal successors, (3192), 14 states have internal predecessors, (3192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:22,313 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 228.0) internal successors, (3192), 14 states have internal predecessors, (3192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:22,313 INFO L186 Difference]: Start difference. First operand has 203 places, 207 transitions, 418 flow. Second operand 13 states and 2174 transitions. [2021-11-13 18:25:22,313 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 212 places, 203 transitions, 518 flow [2021-11-13 18:25:22,318 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 212 places, 203 transitions, 518 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-13 18:25:22,328 INFO L242 Difference]: Finished difference. Result has 212 places, 203 transitions, 434 flow [2021-11-13 18:25:22,328 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=410, PETRI_DIFFERENCE_MINUEND_PLACES=200, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=203, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=191, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=434, PETRI_PLACES=212, PETRI_TRANSITIONS=203} [2021-11-13 18:25:22,329 INFO L334 CegarLoopForPetriNet]: 210 programPoint places, 2 predicate places. [2021-11-13 18:25:22,329 INFO L470 AbstractCegarLoop]: Abstraction has has 212 places, 203 transitions, 434 flow [2021-11-13 18:25:22,331 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 166.25) internal successors, (1995), 12 states have internal predecessors, (1995), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:22,331 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:25:22,332 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] [2021-11-13 18:25:22,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:25:22,332 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:25:22,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:25:22,334 INFO L85 PathProgramCache]: Analyzing trace with hash -1406642397, now seen corresponding path program 1 times [2021-11-13 18:25:22,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:25:22,334 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587730338] [2021-11-13 18:25:22,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:25:22,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:25:22,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:25:22,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:25:22,548 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:25:22,549 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587730338] [2021-11-13 18:25:22,549 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587730338] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:25:22,549 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:25:22,549 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 18:25:22,550 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546164556] [2021-11-13 18:25:22,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:25:22,551 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:25:22,551 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:25:22,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:25:22,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:25:22,554 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 211 out of 228 [2021-11-13 18:25:22,555 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 212 places, 203 transitions, 434 flow. Second operand has 3 states, 3 states have (on average 212.66666666666666) internal successors, (638), 3 states have internal predecessors, (638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:22,555 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:25:22,556 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 211 of 228 [2021-11-13 18:25:22,556 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:25:22,614 INFO L129 PetriNetUnfolder]: 16/304 cut-off events. [2021-11-13 18:25:22,614 INFO L130 PetriNetUnfolder]: For 6/7 co-relation queries the response was YES. [2021-11-13 18:25:22,615 INFO L84 FinitePrefix]: Finished finitePrefix Result has 347 conditions, 304 events. 16/304 cut-off events. For 6/7 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 688 event pairs, 2 based on Foata normal form. 0/288 useless extension candidates. Maximal degree in co-relation 343. Up to 12 conditions per place. [2021-11-13 18:25:22,616 INFO L132 encePairwiseOnDemand]: 224/228 looper letters, 7 selfloop transitions, 2 changer transitions 5/206 dead transitions. [2021-11-13 18:25:22,616 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 214 places, 206 transitions, 467 flow [2021-11-13 18:25:22,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:25:22,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-13 18:25:22,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 646 transitions. [2021-11-13 18:25:22,619 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9444444444444444 [2021-11-13 18:25:22,619 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 646 transitions. [2021-11-13 18:25:22,620 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 646 transitions. [2021-11-13 18:25:22,620 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:25:22,620 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 646 transitions. [2021-11-13 18:25:22,623 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 215.33333333333334) internal successors, (646), 3 states have internal predecessors, (646), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:22,625 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 228.0) internal successors, (912), 4 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:22,626 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 228.0) internal successors, (912), 4 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:22,626 INFO L186 Difference]: Start difference. First operand has 212 places, 203 transitions, 434 flow. Second operand 3 states and 646 transitions. [2021-11-13 18:25:22,626 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 214 places, 206 transitions, 467 flow [2021-11-13 18:25:22,629 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 203 places, 206 transitions, 444 flow, removed 0 selfloop flow, removed 11 redundant places. [2021-11-13 18:25:22,633 INFO L242 Difference]: Finished difference. Result has 204 places, 200 transitions, 413 flow [2021-11-13 18:25:22,634 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=411, PETRI_DIFFERENCE_MINUEND_PLACES=201, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=203, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=201, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=413, PETRI_PLACES=204, PETRI_TRANSITIONS=200} [2021-11-13 18:25:22,635 INFO L334 CegarLoopForPetriNet]: 210 programPoint places, -6 predicate places. [2021-11-13 18:25:22,635 INFO L470 AbstractCegarLoop]: Abstraction has has 204 places, 200 transitions, 413 flow [2021-11-13 18:25:22,636 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 212.66666666666666) internal successors, (638), 3 states have internal predecessors, (638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:22,636 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:25:22,636 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] [2021-11-13 18:25:22,636 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 18:25:22,637 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:25:22,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:25:22,637 INFO L85 PathProgramCache]: Analyzing trace with hash -160886474, now seen corresponding path program 1 times [2021-11-13 18:25:22,637 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:25:22,638 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849700491] [2021-11-13 18:25:22,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:25:22,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:25:22,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:25:22,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:25:22,709 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:25:22,709 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849700491] [2021-11-13 18:25:22,709 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849700491] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:25:22,710 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:25:22,710 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 18:25:22,710 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135124155] [2021-11-13 18:25:22,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:25:22,711 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:25:22,713 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:25:22,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:25:22,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:25:22,716 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 210 out of 228 [2021-11-13 18:25:22,718 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 204 places, 200 transitions, 413 flow. Second operand has 3 states, 3 states have (on average 211.66666666666666) internal successors, (635), 3 states have internal predecessors, (635), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:22,719 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:25:22,719 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 210 of 228 [2021-11-13 18:25:22,719 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:25:22,835 INFO L129 PetriNetUnfolder]: 20/333 cut-off events. [2021-11-13 18:25:22,835 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-11-13 18:25:22,836 INFO L84 FinitePrefix]: Finished finitePrefix Result has 403 conditions, 333 events. 20/333 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 666 event pairs, 6 based on Foata normal form. 0/321 useless extension candidates. Maximal degree in co-relation 398. Up to 24 conditions per place. [2021-11-13 18:25:22,838 INFO L132 encePairwiseOnDemand]: 225/228 looper letters, 13 selfloop transitions, 2 changer transitions 1/205 dead transitions. [2021-11-13 18:25:22,838 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 205 places, 205 transitions, 455 flow [2021-11-13 18:25:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:25:22,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-13 18:25:22,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 646 transitions. [2021-11-13 18:25:22,841 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9444444444444444 [2021-11-13 18:25:22,841 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 646 transitions. [2021-11-13 18:25:22,841 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 646 transitions. [2021-11-13 18:25:22,842 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:25:22,842 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 646 transitions. [2021-11-13 18:25:22,845 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 215.33333333333334) internal successors, (646), 3 states have internal predecessors, (646), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:22,847 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 228.0) internal successors, (912), 4 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:22,848 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 228.0) internal successors, (912), 4 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:22,848 INFO L186 Difference]: Start difference. First operand has 204 places, 200 transitions, 413 flow. Second operand 3 states and 646 transitions. [2021-11-13 18:25:22,849 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 205 places, 205 transitions, 455 flow [2021-11-13 18:25:22,851 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 203 places, 205 transitions, 451 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-13 18:25:22,854 INFO L242 Difference]: Finished difference. Result has 204 places, 200 transitions, 419 flow [2021-11-13 18:25:22,855 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=409, PETRI_DIFFERENCE_MINUEND_PLACES=201, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=200, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=198, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=419, PETRI_PLACES=204, PETRI_TRANSITIONS=200} [2021-11-13 18:25:22,857 INFO L334 CegarLoopForPetriNet]: 210 programPoint places, -6 predicate places. [2021-11-13 18:25:22,857 INFO L470 AbstractCegarLoop]: Abstraction has has 204 places, 200 transitions, 419 flow [2021-11-13 18:25:22,858 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 211.66666666666666) internal successors, (635), 3 states have internal predecessors, (635), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:22,858 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:25:22,858 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] [2021-11-13 18:25:22,858 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 18:25:22,859 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:25:22,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:25:22,859 INFO L85 PathProgramCache]: Analyzing trace with hash -1688509092, now seen corresponding path program 1 times [2021-11-13 18:25:22,860 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:25:22,860 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768166228] [2021-11-13 18:25:22,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:25:22,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:25:22,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:25:22,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:25:23,000 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:25:23,000 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768166228] [2021-11-13 18:25:23,000 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768166228] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:25:23,000 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2115740807] [2021-11-13 18:25:23,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:25:23,001 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:25:23,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:25:23,003 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:25:23,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-13 18:25:23,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:25:23,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 18:25:23,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:25:23,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 18:25:23,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 18:25:23,666 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:25:23,666 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2115740807] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:25:23,666 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-13 18:25:23,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-11-13 18:25:23,667 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169868046] [2021-11-13 18:25:23,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:25:23,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:25:23,668 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:25:23,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:25:23,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:25:23,671 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 206 out of 228 [2021-11-13 18:25:23,672 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 204 places, 200 transitions, 419 flow. Second operand has 3 states, 3 states have (on average 209.66666666666666) internal successors, (629), 3 states have internal predecessors, (629), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:23,672 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:25:23,672 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 206 of 228 [2021-11-13 18:25:23,672 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:25:23,767 INFO L129 PetriNetUnfolder]: 22/488 cut-off events. [2021-11-13 18:25:23,767 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-11-13 18:25:23,769 INFO L84 FinitePrefix]: Finished finitePrefix Result has 548 conditions, 488 events. 22/488 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1358 event pairs, 3 based on Foata normal form. 2/476 useless extension candidates. Maximal degree in co-relation 542. Up to 19 conditions per place. [2021-11-13 18:25:23,771 INFO L132 encePairwiseOnDemand]: 224/228 looper letters, 12 selfloop transitions, 3 changer transitions 3/202 dead transitions. [2021-11-13 18:25:23,771 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 205 places, 202 transitions, 458 flow [2021-11-13 18:25:23,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:25:23,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-13 18:25:23,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 636 transitions. [2021-11-13 18:25:23,774 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9298245614035088 [2021-11-13 18:25:23,774 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 636 transitions. [2021-11-13 18:25:23,774 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 636 transitions. [2021-11-13 18:25:23,775 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:25:23,775 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 636 transitions. [2021-11-13 18:25:23,777 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 212.0) internal successors, (636), 3 states have internal predecessors, (636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:23,779 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 228.0) internal successors, (912), 4 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:23,779 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 228.0) internal successors, (912), 4 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:23,779 INFO L186 Difference]: Start difference. First operand has 204 places, 200 transitions, 419 flow. Second operand 3 states and 636 transitions. [2021-11-13 18:25:23,780 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 205 places, 202 transitions, 458 flow [2021-11-13 18:25:23,782 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 204 places, 202 transitions, 456 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-13 18:25:23,786 INFO L242 Difference]: Finished difference. Result has 204 places, 197 transitions, 417 flow [2021-11-13 18:25:23,786 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=417, PETRI_DIFFERENCE_MINUEND_PLACES=202, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=200, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=197, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=417, PETRI_PLACES=204, PETRI_TRANSITIONS=197} [2021-11-13 18:25:23,787 INFO L334 CegarLoopForPetriNet]: 210 programPoint places, -6 predicate places. [2021-11-13 18:25:23,787 INFO L470 AbstractCegarLoop]: Abstraction has has 204 places, 197 transitions, 417 flow [2021-11-13 18:25:23,788 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 209.66666666666666) internal successors, (629), 3 states have internal predecessors, (629), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:23,788 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:25:23,788 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] [2021-11-13 18:25:23,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-13 18:25:24,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:25:24,014 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:25:24,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:25:24,014 INFO L85 PathProgramCache]: Analyzing trace with hash -904680422, now seen corresponding path program 1 times [2021-11-13 18:25:24,014 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:25:24,015 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359627724] [2021-11-13 18:25:24,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:25:24,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:25:24,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:25:24,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:25:24,143 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:25:24,143 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359627724] [2021-11-13 18:25:24,143 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359627724] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:25:24,143 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1173867770] [2021-11-13 18:25:24,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:25:24,144 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:25:24,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:25:24,145 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:25:24,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-13 18:25:24,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:25:24,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 18:25:24,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:25:24,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:25:24,651 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:25:25,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:25:25,006 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1173867770] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:25:25,006 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 18:25:25,007 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-11-13 18:25:25,007 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860555245] [2021-11-13 18:25:25,007 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 18:25:25,008 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-13 18:25:25,008 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:25:25,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-13 18:25:25,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-11-13 18:25:25,015 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 209 out of 228 [2021-11-13 18:25:25,018 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 204 places, 197 transitions, 417 flow. Second operand has 10 states, 10 states have (on average 211.2) internal successors, (2112), 10 states have internal predecessors, (2112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:25,019 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:25:25,019 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 209 of 228 [2021-11-13 18:25:25,019 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:25:25,165 INFO L129 PetriNetUnfolder]: 30/420 cut-off events. [2021-11-13 18:25:25,166 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-11-13 18:25:25,167 INFO L84 FinitePrefix]: Finished finitePrefix Result has 544 conditions, 420 events. 30/420 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 670 event pairs, 4 based on Foata normal form. 4/413 useless extension candidates. Maximal degree in co-relation 538. Up to 19 conditions per place. [2021-11-13 18:25:25,169 INFO L132 encePairwiseOnDemand]: 222/228 looper letters, 20 selfloop transitions, 9 changer transitions 1/214 dead transitions. [2021-11-13 18:25:25,170 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 209 places, 214 transitions, 525 flow [2021-11-13 18:25:25,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:25:25,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-13 18:25:25,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1912 transitions. [2021-11-13 18:25:25,177 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9317738791423001 [2021-11-13 18:25:25,177 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1912 transitions. [2021-11-13 18:25:25,177 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1912 transitions. [2021-11-13 18:25:25,179 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:25:25,179 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1912 transitions. [2021-11-13 18:25:25,186 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 212.44444444444446) internal successors, (1912), 9 states have internal predecessors, (1912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:25,191 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 228.0) internal successors, (2280), 10 states have internal predecessors, (2280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:25,195 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 228.0) internal successors, (2280), 10 states have internal predecessors, (2280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:25,195 INFO L186 Difference]: Start difference. First operand has 204 places, 197 transitions, 417 flow. Second operand 9 states and 1912 transitions. [2021-11-13 18:25:25,195 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 209 places, 214 transitions, 525 flow [2021-11-13 18:25:25,198 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 208 places, 214 transitions, 522 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-13 18:25:25,203 INFO L242 Difference]: Finished difference. Result has 211 places, 202 transitions, 462 flow [2021-11-13 18:25:25,203 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=414, PETRI_DIFFERENCE_MINUEND_PLACES=200, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=197, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=191, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=462, PETRI_PLACES=211, PETRI_TRANSITIONS=202} [2021-11-13 18:25:25,206 INFO L334 CegarLoopForPetriNet]: 210 programPoint places, 1 predicate places. [2021-11-13 18:25:25,207 INFO L470 AbstractCegarLoop]: Abstraction has has 211 places, 202 transitions, 462 flow [2021-11-13 18:25:25,208 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 211.2) internal successors, (2112), 10 states have internal predecessors, (2112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:25,208 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:25:25,209 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:25:25,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:25:25,425 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-11-13 18:25:25,425 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:25:25,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:25:25,426 INFO L85 PathProgramCache]: Analyzing trace with hash -288699814, now seen corresponding path program 2 times [2021-11-13 18:25:25,426 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:25:25,426 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361937182] [2021-11-13 18:25:25,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:25:25,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:25:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:25:25,615 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:25:25,615 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:25:25,615 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361937182] [2021-11-13 18:25:25,616 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361937182] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:25:25,616 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1049898533] [2021-11-13 18:25:25,616 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:25:25,616 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:25:25,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:25:25,617 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:25:25,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-13 18:25:25,841 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-13 18:25:25,842 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:25:25,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 18:25:25,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:25:26,436 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:25:26,436 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:25:27,152 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:25:27,152 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1049898533] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:25:27,153 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 18:25:27,153 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2021-11-13 18:25:27,153 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441208211] [2021-11-13 18:25:27,153 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 18:25:27,154 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-13 18:25:27,155 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:25:27,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-13 18:25:27,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-11-13 18:25:27,162 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 209 out of 228 [2021-11-13 18:25:27,180 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 211 places, 202 transitions, 462 flow. Second operand has 18 states, 18 states have (on average 211.33333333333334) internal successors, (3804), 18 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) [2021-11-13 18:25:27,189 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:25:27,189 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 209 of 228 [2021-11-13 18:25:27,189 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:25:27,593 INFO L129 PetriNetUnfolder]: 58/742 cut-off events. [2021-11-13 18:25:27,594 INFO L130 PetriNetUnfolder]: For 47/47 co-relation queries the response was YES. [2021-11-13 18:25:27,597 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1061 conditions, 742 events. 58/742 cut-off events. For 47/47 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 1372 event pairs, 4 based on Foata normal form. 8/731 useless extension candidates. Maximal degree in co-relation 1052. Up to 39 conditions per place. [2021-11-13 18:25:27,600 INFO L132 encePairwiseOnDemand]: 222/228 looper letters, 40 selfloop transitions, 21 changer transitions 0/245 dead transitions. [2021-11-13 18:25:27,600 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 230 places, 245 transitions, 768 flow [2021-11-13 18:25:27,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-13 18:25:27,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-11-13 18:25:27,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 4454 transitions. [2021-11-13 18:25:27,615 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9302422723475355 [2021-11-13 18:25:27,615 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 4454 transitions. [2021-11-13 18:25:27,615 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 4454 transitions. [2021-11-13 18:25:27,619 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:25:27,620 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 4454 transitions. [2021-11-13 18:25:27,635 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 212.0952380952381) internal successors, (4454), 21 states have internal predecessors, (4454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:27,651 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 228.0) internal successors, (5016), 22 states have internal predecessors, (5016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:27,655 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 228.0) internal successors, (5016), 22 states have internal predecessors, (5016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:27,656 INFO L186 Difference]: Start difference. First operand has 211 places, 202 transitions, 462 flow. Second operand 21 states and 4454 transitions. [2021-11-13 18:25:27,656 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 230 places, 245 transitions, 768 flow [2021-11-13 18:25:27,664 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 229 places, 245 transitions, 754 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-11-13 18:25:27,669 INFO L242 Difference]: Finished difference. Result has 234 places, 215 transitions, 586 flow [2021-11-13 18:25:27,670 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=456, PETRI_DIFFERENCE_MINUEND_PLACES=209, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=202, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=191, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=586, PETRI_PLACES=234, PETRI_TRANSITIONS=215} [2021-11-13 18:25:27,671 INFO L334 CegarLoopForPetriNet]: 210 programPoint places, 24 predicate places. [2021-11-13 18:25:27,671 INFO L470 AbstractCegarLoop]: Abstraction has has 234 places, 215 transitions, 586 flow [2021-11-13 18:25:27,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 211.33333333333334) internal successors, (3804), 18 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) [2021-11-13 18:25:27,674 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:25:27,674 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:25:27,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-13 18:25:27,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:25:27,889 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:25:27,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:25:27,890 INFO L85 PathProgramCache]: Analyzing trace with hash -1524175112, now seen corresponding path program 3 times [2021-11-13 18:25:27,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:25:27,890 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538192434] [2021-11-13 18:25:27,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:25:27,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:25:27,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:25:28,273 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 0 proven. 658 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:25:28,274 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:25:28,274 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538192434] [2021-11-13 18:25:28,274 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538192434] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:25:28,274 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [568005320] [2021-11-13 18:25:28,275 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 18:25:28,275 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:25:28,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:25:28,276 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:25:28,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-13 18:25:28,614 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-13 18:25:28,615 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:25:28,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-13 18:25:28,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:25:28,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-13 18:25:28,754 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-13 18:25:28,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-13 18:25:29,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-13 18:25:29,643 INFO L354 Elim1Store]: treesize reduction 39, result has 18.8 percent of original size [2021-11-13 18:25:29,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 28 [2021-11-13 18:25:29,846 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 18:25:29,855 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-11-13 18:25:29,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 27 [2021-11-13 18:25:29,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 18:25:29,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-11-13 18:25:29,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-11-13 18:25:30,096 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 183 proven. 135 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2021-11-13 18:25:30,096 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:25:40,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 93 [2021-11-13 18:25:41,300 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 153 proven. 135 refuted. 30 times theorem prover too weak. 340 trivial. 0 not checked. [2021-11-13 18:25:41,302 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [568005320] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:25:41,302 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 18:25:41,302 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 13, 12] total 35 [2021-11-13 18:25:41,303 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963794674] [2021-11-13 18:25:41,303 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 18:25:41,305 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2021-11-13 18:25:41,305 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:25:41,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-11-13 18:25:41,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=1047, Unknown=4, NotChecked=0, Total=1190 [2021-11-13 18:25:41,315 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 147 out of 228 [2021-11-13 18:25:41,332 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 234 places, 215 transitions, 586 flow. Second operand has 35 states, 35 states have (on average 154.31428571428572) internal successors, (5401), 35 states have internal predecessors, (5401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:41,340 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:25:41,340 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 147 of 228 [2021-11-13 18:25:41,340 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:25:47,285 INFO L129 PetriNetUnfolder]: 1149/4227 cut-off events. [2021-11-13 18:25:47,285 INFO L130 PetriNetUnfolder]: For 530/530 co-relation queries the response was YES. [2021-11-13 18:25:47,303 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8354 conditions, 4227 events. 1149/4227 cut-off events. For 530/530 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 22545 event pairs, 33 based on Foata normal form. 8/4167 useless extension candidates. Maximal degree in co-relation 8340. Up to 367 conditions per place. [2021-11-13 18:25:47,328 INFO L132 encePairwiseOnDemand]: 206/228 looper letters, 479 selfloop transitions, 189 changer transitions 0/792 dead transitions. [2021-11-13 18:25:47,329 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 328 places, 792 transitions, 3504 flow [2021-11-13 18:25:47,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-11-13 18:25:47,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2021-11-13 18:25:47,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 14651 transitions. [2021-11-13 18:25:47,372 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6764081255771006 [2021-11-13 18:25:47,372 INFO L72 ComplementDD]: Start complementDD. Operand 95 states and 14651 transitions. [2021-11-13 18:25:47,372 INFO L73 IsDeterministic]: Start isDeterministic. Operand 95 states and 14651 transitions. [2021-11-13 18:25:47,385 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:25:47,386 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 95 states and 14651 transitions. [2021-11-13 18:25:47,424 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 96 states, 95 states have (on average 154.22105263157894) internal successors, (14651), 95 states have internal predecessors, (14651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:47,467 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 96 states, 96 states have (on average 228.0) internal successors, (21888), 96 states have internal predecessors, (21888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:47,477 INFO L81 ComplementDD]: Finished complementDD. Result has 96 states, 96 states have (on average 228.0) internal successors, (21888), 96 states have internal predecessors, (21888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:47,477 INFO L186 Difference]: Start difference. First operand has 234 places, 215 transitions, 586 flow. Second operand 95 states and 14651 transitions. [2021-11-13 18:25:47,478 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 328 places, 792 transitions, 3504 flow [2021-11-13 18:25:47,492 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 792 transitions, 3453 flow, removed 14 selfloop flow, removed 6 redundant places. [2021-11-13 18:25:47,508 INFO L242 Difference]: Finished difference. Result has 359 places, 420 transitions, 1854 flow [2021-11-13 18:25:47,509 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=562, PETRI_DIFFERENCE_MINUEND_PLACES=228, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=215, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=30, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=177, PETRI_DIFFERENCE_SUBTRAHEND_STATES=95, PETRI_FLOW=1854, PETRI_PLACES=359, PETRI_TRANSITIONS=420} [2021-11-13 18:25:47,512 INFO L334 CegarLoopForPetriNet]: 210 programPoint places, 149 predicate places. [2021-11-13 18:25:47,513 INFO L470 AbstractCegarLoop]: Abstraction has has 359 places, 420 transitions, 1854 flow [2021-11-13 18:25:47,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 154.31428571428572) internal successors, (5401), 35 states have internal predecessors, (5401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:47,515 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:25:47,515 INFO L254 CegarLoopForPetriNet]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:25:47,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:25:47,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:25:47,729 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:25:47,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:25:47,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1913353221, now seen corresponding path program 1 times [2021-11-13 18:25:47,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:25:47,730 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114275564] [2021-11-13 18:25:47,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:25:47,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:25:47,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:25:48,134 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 0 proven. 858 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:25:48,134 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:25:48,134 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114275564] [2021-11-13 18:25:48,134 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114275564] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:25:48,135 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1789761934] [2021-11-13 18:25:48,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:25:48,135 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:25:48,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:25:48,137 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:25:48,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-13 18:25:48,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:25:48,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 724 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-13 18:25:48,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:25:49,264 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 0 proven. 858 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:25:49,264 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:25:50,627 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 0 proven. 858 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:25:50,630 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1789761934] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:25:50,631 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 18:25:50,631 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 38 [2021-11-13 18:25:50,631 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808235173] [2021-11-13 18:25:50,632 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 18:25:50,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2021-11-13 18:25:50,634 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:25:50,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-11-13 18:25:50,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=380, Invalid=1026, Unknown=0, NotChecked=0, Total=1406 [2021-11-13 18:25:50,653 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 209 out of 228 [2021-11-13 18:25:50,665 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 359 places, 420 transitions, 1854 flow. Second operand has 38 states, 38 states have (on average 211.47368421052633) internal successors, (8036), 38 states have internal predecessors, (8036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:50,665 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:25:50,665 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 209 of 228 [2021-11-13 18:25:50,666 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:25:53,538 INFO L129 PetriNetUnfolder]: 479/4332 cut-off events. [2021-11-13 18:25:53,538 INFO L130 PetriNetUnfolder]: For 15332/15332 co-relation queries the response was YES. [2021-11-13 18:25:53,588 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10836 conditions, 4332 events. 479/4332 cut-off events. For 15332/15332 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 19297 event pairs, 7 based on Foata normal form. 54/4378 useless extension candidates. Maximal degree in co-relation 10784. Up to 310 conditions per place. [2021-11-13 18:25:53,610 INFO L132 encePairwiseOnDemand]: 222/228 looper letters, 90 selfloop transitions, 82 changer transitions 0/534 dead transitions. [2021-11-13 18:25:53,610 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 409 places, 534 transitions, 2912 flow [2021-11-13 18:25:53,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-11-13 18:25:53,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2021-11-13 18:25:53,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 10809 transitions. [2021-11-13 18:25:53,634 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9295665634674922 [2021-11-13 18:25:53,634 INFO L72 ComplementDD]: Start complementDD. Operand 51 states and 10809 transitions. [2021-11-13 18:25:53,635 INFO L73 IsDeterministic]: Start isDeterministic. Operand 51 states and 10809 transitions. [2021-11-13 18:25:53,638 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:25:53,639 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 51 states and 10809 transitions. [2021-11-13 18:25:53,709 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 52 states, 51 states have (on average 211.94117647058823) internal successors, (10809), 51 states have internal predecessors, (10809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:53,736 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 52 states, 52 states have (on average 228.0) internal successors, (11856), 52 states have internal predecessors, (11856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:53,741 INFO L81 ComplementDD]: Finished complementDD. Result has 52 states, 52 states have (on average 228.0) internal successors, (11856), 52 states have internal predecessors, (11856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:53,741 INFO L186 Difference]: Start difference. First operand has 359 places, 420 transitions, 1854 flow. Second operand 51 states and 10809 transitions. [2021-11-13 18:25:53,741 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 409 places, 534 transitions, 2912 flow [2021-11-13 18:25:53,828 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 386 places, 534 transitions, 2824 flow, removed 4 selfloop flow, removed 23 redundant places. [2021-11-13 18:25:53,845 INFO L242 Difference]: Finished difference. Result has 396 places, 455 transitions, 2342 flow [2021-11-13 18:25:53,846 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=1766, PETRI_DIFFERENCE_MINUEND_PLACES=336, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=420, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=49, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=370, PETRI_DIFFERENCE_SUBTRAHEND_STATES=51, PETRI_FLOW=2342, PETRI_PLACES=396, PETRI_TRANSITIONS=455} [2021-11-13 18:25:53,847 INFO L334 CegarLoopForPetriNet]: 210 programPoint places, 186 predicate places. [2021-11-13 18:25:53,847 INFO L470 AbstractCegarLoop]: Abstraction has has 396 places, 455 transitions, 2342 flow [2021-11-13 18:25:53,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 211.47368421052633) internal successors, (8036), 38 states have internal predecessors, (8036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:53,849 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:25:53,850 INFO L254 CegarLoopForPetriNet]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:25:53,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-13 18:25:54,065 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:25:54,065 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:25:54,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:25:54,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1483134402, now seen corresponding path program 2 times [2021-11-13 18:25:54,066 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:25:54,066 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684795835] [2021-11-13 18:25:54,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:25:54,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:25:54,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:25:55,049 INFO L134 CoverageAnalysis]: Checked inductivity of 4201 backedges. 0 proven. 4201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:25:55,049 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:25:55,049 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684795835] [2021-11-13 18:25:55,050 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684795835] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:25:55,050 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1628200222] [2021-11-13 18:25:55,050 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:25:55,050 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:25:55,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:25:55,058 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:25:55,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-13 18:25:55,420 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-13 18:25:55,420 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:25:55,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 1217 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-13 18:25:55,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:25:57,146 INFO L134 CoverageAnalysis]: Checked inductivity of 4201 backedges. 0 proven. 4201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:25:57,146 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:25:58,988 INFO L134 CoverageAnalysis]: Checked inductivity of 4201 backedges. 0 proven. 4201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:25:58,988 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1628200222] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:25:58,989 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 18:25:58,989 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 37, 37] total 43 [2021-11-13 18:25:58,989 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279683686] [2021-11-13 18:25:58,990 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 18:25:58,992 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2021-11-13 18:25:58,992 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:25:58,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-11-13 18:25:58,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=483, Invalid=1323, Unknown=0, NotChecked=0, Total=1806 [2021-11-13 18:25:59,002 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 209 out of 228 [2021-11-13 18:25:59,011 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 396 places, 455 transitions, 2342 flow. Second operand has 43 states, 43 states have (on average 211.48837209302326) internal successors, (9094), 43 states have internal predecessors, (9094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:25:59,012 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:25:59,012 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 209 of 228 [2021-11-13 18:25:59,012 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:26:02,375 INFO L129 PetriNetUnfolder]: 557/5061 cut-off events. [2021-11-13 18:26:02,375 INFO L130 PetriNetUnfolder]: For 20019/20019 co-relation queries the response was YES. [2021-11-13 18:26:02,420 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13199 conditions, 5061 events. 557/5061 cut-off events. For 20019/20019 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 22696 event pairs, 7 based on Foata normal form. 18/5071 useless extension candidates. Maximal degree in co-relation 13138. Up to 388 conditions per place. [2021-11-13 18:26:02,444 INFO L132 encePairwiseOnDemand]: 222/228 looper letters, 105 selfloop transitions, 94 changer transitions 0/561 dead transitions. [2021-11-13 18:26:02,444 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 455 places, 561 transitions, 3354 flow [2021-11-13 18:26:02,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-11-13 18:26:02,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2021-11-13 18:26:02,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 12708 transitions. [2021-11-13 18:26:02,459 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9289473684210526 [2021-11-13 18:26:02,459 INFO L72 ComplementDD]: Start complementDD. Operand 60 states and 12708 transitions. [2021-11-13 18:26:02,459 INFO L73 IsDeterministic]: Start isDeterministic. Operand 60 states and 12708 transitions. [2021-11-13 18:26:02,463 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:26:02,463 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 60 states and 12708 transitions. [2021-11-13 18:26:02,482 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 61 states, 60 states have (on average 211.8) internal successors, (12708), 60 states have internal predecessors, (12708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:26:02,499 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 61 states, 61 states have (on average 228.0) internal successors, (13908), 61 states have internal predecessors, (13908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:26:02,501 INFO L81 ComplementDD]: Finished complementDD. Result has 61 states, 61 states have (on average 228.0) internal successors, (13908), 61 states have internal predecessors, (13908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:26:02,501 INFO L186 Difference]: Start difference. First operand has 396 places, 455 transitions, 2342 flow. Second operand 60 states and 12708 transitions. [2021-11-13 18:26:02,501 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 455 places, 561 transitions, 3354 flow [2021-11-13 18:26:02,603 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 431 places, 561 transitions, 3152 flow, removed 52 selfloop flow, removed 24 redundant places. [2021-11-13 18:26:02,619 INFO L242 Difference]: Finished difference. Result has 435 places, 468 transitions, 2528 flow [2021-11-13 18:26:02,621 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=2164, PETRI_DIFFERENCE_MINUEND_PLACES=372, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=455, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=83, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=371, PETRI_DIFFERENCE_SUBTRAHEND_STATES=60, PETRI_FLOW=2528, PETRI_PLACES=435, PETRI_TRANSITIONS=468} [2021-11-13 18:26:02,623 INFO L334 CegarLoopForPetriNet]: 210 programPoint places, 225 predicate places. [2021-11-13 18:26:02,623 INFO L470 AbstractCegarLoop]: Abstraction has has 435 places, 468 transitions, 2528 flow [2021-11-13 18:26:02,624 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 211.48837209302326) internal successors, (9094), 43 states have internal predecessors, (9094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:26:02,625 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:26:02,625 INFO L254 CegarLoopForPetriNet]: trace histogram [20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 11, 11, 11, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:26:02,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-11-13 18:26:02,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-13 18:26:02,849 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:26:02,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:26:02,850 INFO L85 PathProgramCache]: Analyzing trace with hash -1905293041, now seen corresponding path program 3 times [2021-11-13 18:26:02,850 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:26:02,851 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757241051] [2021-11-13 18:26:02,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:26:02,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:26:02,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:26:03,538 INFO L134 CoverageAnalysis]: Checked inductivity of 5856 backedges. 381 proven. 0 refuted. 0 times theorem prover too weak. 5475 trivial. 0 not checked. [2021-11-13 18:26:03,538 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:26:03,538 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757241051] [2021-11-13 18:26:03,539 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757241051] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:26:03,539 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:26:03,539 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-11-13 18:26:03,539 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117970530] [2021-11-13 18:26:03,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:26:03,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-13 18:26:03,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:26:03,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-13 18:26:03,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2021-11-13 18:26:03,546 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 147 out of 228 [2021-11-13 18:26:03,548 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 435 places, 468 transitions, 2528 flow. Second operand has 16 states, 16 states have (on average 151.6875) internal successors, (2427), 16 states have internal predecessors, (2427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:26:03,548 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:26:03,549 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 147 of 228 [2021-11-13 18:26:03,549 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:26:09,077 INFO L129 PetriNetUnfolder]: 2653/10284 cut-off events. [2021-11-13 18:26:09,077 INFO L130 PetriNetUnfolder]: For 33856/33857 co-relation queries the response was YES. [2021-11-13 18:26:09,177 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28802 conditions, 10284 events. 2653/10284 cut-off events. For 33856/33857 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 55283 event pairs, 1290 based on Foata normal form. 5/10253 useless extension candidates. Maximal degree in co-relation 28740. Up to 5687 conditions per place. [2021-11-13 18:26:09,215 INFO L132 encePairwiseOnDemand]: 212/228 looper letters, 245 selfloop transitions, 21 changer transitions 0/486 dead transitions. [2021-11-13 18:26:09,215 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 448 places, 486 transitions, 3161 flow [2021-11-13 18:26:09,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-13 18:26:09,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-11-13 18:26:09,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 2304 transitions. [2021-11-13 18:26:09,219 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6736842105263158 [2021-11-13 18:26:09,220 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 2304 transitions. [2021-11-13 18:26:09,220 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 2304 transitions. [2021-11-13 18:26:09,221 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:26:09,221 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 2304 transitions. [2021-11-13 18:26:09,224 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 153.6) internal successors, (2304), 15 states have internal predecessors, (2304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:26:09,228 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 228.0) internal successors, (3648), 16 states have internal predecessors, (3648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:26:09,229 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 228.0) internal successors, (3648), 16 states have internal predecessors, (3648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:26:09,229 INFO L186 Difference]: Start difference. First operand has 435 places, 468 transitions, 2528 flow. Second operand 15 states and 2304 transitions. [2021-11-13 18:26:09,229 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 448 places, 486 transitions, 3161 flow [2021-11-13 18:26:09,340 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 399 places, 486 transitions, 2993 flow, removed 6 selfloop flow, removed 49 redundant places. [2021-11-13 18:26:09,346 INFO L242 Difference]: Finished difference. Result has 405 places, 472 transitions, 2513 flow [2021-11-13 18:26:09,347 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=2328, PETRI_DIFFERENCE_MINUEND_PLACES=385, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=461, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=443, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=2513, PETRI_PLACES=405, PETRI_TRANSITIONS=472} [2021-11-13 18:26:09,347 INFO L334 CegarLoopForPetriNet]: 210 programPoint places, 195 predicate places. [2021-11-13 18:26:09,348 INFO L470 AbstractCegarLoop]: Abstraction has has 405 places, 472 transitions, 2513 flow [2021-11-13 18:26:09,348 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 151.6875) internal successors, (2427), 16 states have internal predecessors, (2427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:26:09,348 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:26:09,349 INFO L254 CegarLoopForPetriNet]: trace histogram [20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:26:09,349 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-13 18:26:09,349 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:26:09,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:26:09,350 INFO L85 PathProgramCache]: Analyzing trace with hash 1180970070, now seen corresponding path program 4 times [2021-11-13 18:26:09,350 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:26:09,351 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933381166] [2021-11-13 18:26:09,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:26:09,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:26:10,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:26:10,937 INFO L134 CoverageAnalysis]: Checked inductivity of 5890 backedges. 1924 proven. 80 refuted. 0 times theorem prover too weak. 3886 trivial. 0 not checked. [2021-11-13 18:26:10,937 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:26:10,937 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933381166] [2021-11-13 18:26:10,938 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933381166] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:26:10,938 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [641219581] [2021-11-13 18:26:10,938 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-13 18:26:10,938 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:26:10,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:26:10,939 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:26:10,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a74bc26-8664-4642-be5d-893b9578c11b/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-13 18:26:24,125 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-13 18:26:24,125 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:26:24,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 1383 conjuncts, 108 conjunts are in the unsatisfiable core [2021-11-13 18:26:24,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:26:24,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-13 18:26:24,254 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-13 18:26:24,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-13 18:26:32,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-13 18:26:33,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-11-13 18:26:33,521 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 18:26:33,530 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-11-13 18:26:33,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-11-13 18:26:33,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 18:26:33,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-11-13 18:26:34,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2021-11-13 18:26:34,255 INFO L354 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2021-11-13 18:26:34,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2021-11-13 18:26:34,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 18:26:34,564 INFO L354 Elim1Store]: treesize reduction 53, result has 19.7 percent of original size [2021-11-13 18:26:34,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 30 [2021-11-13 18:26:34,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 18:26:34,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-11-13 18:26:34,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-11-13 18:26:34,822 INFO L134 CoverageAnalysis]: Checked inductivity of 5890 backedges. 609 proven. 4599 refuted. 0 times theorem prover too weak. 682 trivial. 0 not checked. [2021-11-13 18:26:34,822 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:26:37,434 WARN L838 $PredicateComparison]: unable to prove that (forall ((|t1Thread1of1ForFork1_enqueue_~x#1| Int) (|t1Thread1of1ForFork1_~i~0#1| Int) (|t1Thread1of1ForFork1_~value~0#1| Int)) (not (= (let ((.cse1 (+ 84 |c_~#queue~0.offset|))) (select (let ((.cse0 (select (store |c_#memory_int| |c_~#stored_elements~0.base| (store (select |c_#memory_int| |c_~#stored_elements~0.base|) (+ |c_~#stored_elements~0.offset| (* |t1Thread1of1ForFork1_~i~0#1| 4)) |t1Thread1of1ForFork1_~value~0#1|)) |c_~#queue~0.base|))) (store .cse0 (+ |c_~#queue~0.offset| (* (select .cse0 .cse1) 4)) |t1Thread1of1ForFork1_enqueue_~x#1|)) .cse1)) 20))) is different from false [2021-11-13 18:27:08,259 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:27:26,665 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_t1Thread1of1ForFork1_enqueue_#t~mem40#1_124| Int)) (or (< (select (select |c_#memory_int| |c_t1Thread1of1ForFork1_enqueue_~q#1.base|) (+ |c_t1Thread1of1ForFork1_enqueue_~q#1.offset| 84)) |v_t1Thread1of1ForFork1_enqueue_#t~mem40#1_124|) (forall ((|t1Thread1of1ForFork1_enqueue_~x#1| Int) (|t1Thread1of1ForFork1_~i~0#1| Int) (|t1Thread1of1ForFork1_enqueue_#t~post42#1| Int) (|v_t1Thread1of1ForFork1_enqueue_~x#1_84| Int) (|t1Thread1of1ForFork1_~value~0#1| Int)) (not (= (let ((.cse1 (+ 84 |c_~#queue~0.offset|))) (select (let ((.cse0 (select (let ((.cse2 (store |c_#memory_int| |c_t1Thread1of1ForFork1_enqueue_~q#1.base| (let ((.cse3 (store (store (select |c_#memory_int| |c_t1Thread1of1ForFork1_enqueue_~q#1.base|) (+ (* |v_t1Thread1of1ForFork1_enqueue_#t~mem40#1_124| 4) |c_t1Thread1of1ForFork1_enqueue_~q#1.offset|) |t1Thread1of1ForFork1_enqueue_~x#1|) (+ 88 |c_t1Thread1of1ForFork1_enqueue_~q#1.offset|) (+ |t1Thread1of1ForFork1_enqueue_#t~post42#1| 1))) (.cse4 (+ |c_t1Thread1of1ForFork1_enqueue_~q#1.offset| 84))) (store .cse3 .cse4 (+ (select .cse3 .cse4) 1)))))) (store .cse2 |c_~#stored_elements~0.base| (store (select .cse2 |c_~#stored_elements~0.base|) (+ |c_~#stored_elements~0.offset| (* |t1Thread1of1ForFork1_~i~0#1| 4)) |t1Thread1of1ForFork1_~value~0#1|))) |c_~#queue~0.base|))) (store .cse0 (+ (* (select .cse0 .cse1) 4) |c_~#queue~0.offset|) |v_t1Thread1of1ForFork1_enqueue_~x#1_84|)) .cse1)) 20))))) is different from false [2021-11-13 18:27:50,320 WARN L838 $PredicateComparison]: unable to prove that (forall ((|t1Thread1of1ForFork1_enqueue_~x#1| Int) (|t1Thread1of1ForFork1_~i~0#1| Int) (|t1Thread1of1ForFork1_enqueue_#t~post42#1| Int) (|v_t1Thread1of1ForFork1_enqueue_~x#1_84| Int) (|v_t1Thread1of1ForFork1_enqueue_#t~mem40#1_124| Int) (|t1Thread1of1ForFork1_~value~0#1| Int)) (let ((.cse4 (select |c_#memory_int| |c_~#queue~0.base|)) (.cse1 (+ 84 |c_~#queue~0.offset|))) (or (not (= (select (let ((.cse0 (select (let ((.cse2 (store |c_#memory_int| |c_~#queue~0.base| (let ((.cse3 (store (store .cse4 (+ (* |v_t1Thread1of1ForFork1_enqueue_#t~mem40#1_124| 4) |c_~#queue~0.offset|) |t1Thread1of1ForFork1_enqueue_~x#1|) (+ 88 |c_~#queue~0.offset|) (+ |t1Thread1of1ForFork1_enqueue_#t~post42#1| 1)))) (store .cse3 .cse1 (+ (select .cse3 .cse1) 1)))))) (store .cse2 |c_~#stored_elements~0.base| (store (select .cse2 |c_~#stored_elements~0.base|) (+ |c_~#stored_elements~0.offset| (* |t1Thread1of1ForFork1_~i~0#1| 4)) |t1Thread1of1ForFork1_~value~0#1|))) |c_~#queue~0.base|))) (store .cse0 (+ |c_~#queue~0.offset| (* (select .cse0 .cse1) 4)) |v_t1Thread1of1ForFork1_enqueue_~x#1_84|)) .cse1) 20)) (< (select .cse4 .cse1) |v_t1Thread1of1ForFork1_enqueue_#t~mem40#1_124|)))) is different from false [2021-11-13 18:27:50,618 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:27:50,618 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:27:52,713 WARN L838 $PredicateComparison]: unable to prove that (forall ((|t1Thread1of1ForFork1_enqueue_~x#1| Int) (|v_t1Thread1of1ForFork1_~i~0#1_63| Int) (|t1Thread1of1ForFork1_~i~0#1| Int) (|t1Thread1of1ForFork1_enqueue_#t~post42#1| Int) (|v_t1Thread1of1ForFork1_enqueue_~x#1_84| Int) (|v_t1Thread1of1ForFork1_~value~0#1_51| Int) (|v_t1Thread1of1ForFork1_enqueue_#t~mem40#1_124| Int) (|t1Thread1of1ForFork1_~value~0#1| Int)) (let ((.cse3 (store |c_#memory_int| |c_~#stored_elements~0.base| (store (select |c_#memory_int| |c_~#stored_elements~0.base|) (+ |c_~#stored_elements~0.offset| (* |t1Thread1of1ForFork1_~i~0#1| 4)) |t1Thread1of1ForFork1_~value~0#1|)))) (let ((.cse5 (select .cse3 |c_~#queue~0.base|)) (.cse1 (+ 84 |c_~#queue~0.offset|))) (or (not (= (select (let ((.cse0 (select (let ((.cse2 (store .cse3 |c_~#queue~0.base| (let ((.cse4 (store (store .cse5 (+ (* |v_t1Thread1of1ForFork1_enqueue_#t~mem40#1_124| 4) |c_~#queue~0.offset|) |t1Thread1of1ForFork1_enqueue_~x#1|) (+ 88 |c_~#queue~0.offset|) (+ |t1Thread1of1ForFork1_enqueue_#t~post42#1| 1)))) (store .cse4 .cse1 (+ (select .cse4 .cse1) 1)))))) (store .cse2 |c_~#stored_elements~0.base| (store (select .cse2 |c_~#stored_elements~0.base|) (+ |c_~#stored_elements~0.offset| (* |v_t1Thread1of1ForFork1_~i~0#1_63| 4)) |v_t1Thread1of1ForFork1_~value~0#1_51|))) |c_~#queue~0.base|))) (store .cse0 (+ |c_~#queue~0.offset| (* (select .cse0 .cse1) 4)) |v_t1Thread1of1ForFork1_enqueue_~x#1_84|)) .cse1) 20)) (< (select .cse5 .cse1) |v_t1Thread1of1ForFork1_enqueue_#t~mem40#1_124|))))) is different from false [2021-11-13 18:27:53,767 INFO L354 Elim1Store]: treesize reduction 842, result has 28.7 percent of original size [2021-11-13 18:27:53,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 10 case distinctions, treesize of input 813 treesize of output 521 [2021-11-13 18:27:53,823 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 18:27:53,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 529 treesize of output 539 [2021-11-13 18:27:53,880 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 18:27:53,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 539 treesize of output 547 [2021-11-13 18:27:54,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-13 18:27:55,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-13 18:27:56,308 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 18:27:56,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 29 [2021-11-13 18:27:56,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-11-13 18:27:56,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-11-13 18:27:56,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-11-13 18:27:56,798 WARN L234 Elim1Store]: Array PQE input equivalent to true [2021-11-13 18:27:57,479 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 18:27:57,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 29 [2021-11-13 18:27:57,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-11-13 18:27:57,757 WARN L234 Elim1Store]: Array PQE input equivalent to true [2021-11-13 18:27:57,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-11-13 18:27:58,420 WARN L234 Elim1Store]: Array PQE input equivalent to true [2021-11-13 18:27:58,520 WARN L234 Elim1Store]: Array PQE input equivalent to true [2021-11-13 18:27:58,555 WARN L234 Elim1Store]: Array PQE input equivalent to true [2021-11-13 18:27:58,959 WARN L234 Elim1Store]: Array PQE input equivalent to true [2021-11-13 18:27:59,020 WARN L234 Elim1Store]: Array PQE input equivalent to true [2021-11-13 18:27:59,253 WARN L234 Elim1Store]: Array PQE input equivalent to true [2021-11-13 18:27:59,399 WARN L234 Elim1Store]: Array PQE input equivalent to true [2021-11-13 18:27:59,480 WARN L234 Elim1Store]: Array PQE input equivalent to true