./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU --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 dce9d71ca8bbe247a74e6b2653e5cdb882c6b8b5d902edf534df70d90ee806fe --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 23:20:46,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 23:20:46,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 23:20:46,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 23:20:46,763 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 23:20:46,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 23:20:46,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 23:20:46,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 23:20:46,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 23:20:46,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 23:20:46,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 23:20:46,783 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 23:20:46,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 23:20:46,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 23:20:46,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 23:20:46,792 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 23:20:46,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 23:20:46,795 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 23:20:46,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 23:20:46,805 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 23:20:46,807 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 23:20:46,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 23:20:46,812 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 23:20:46,813 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 23:20:46,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 23:20:46,823 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 23:20:46,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 23:20:46,826 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 23:20:46,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 23:20:46,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 23:20:46,829 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 23:20:46,830 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 23:20:46,832 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 23:20:46,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 23:20:46,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 23:20:46,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 23:20:46,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 23:20:46,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 23:20:46,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 23:20:46,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 23:20:46,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 23:20:46,839 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-02 23:20:46,874 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 23:20:46,875 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 23:20:46,875 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 23:20:46,876 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 23:20:46,877 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 23:20:46,877 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 23:20:46,877 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 23:20:46,878 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 23:20:46,878 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-02 23:20:46,878 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 23:20:46,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-02 23:20:46,879 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 23:20:46,879 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 23:20:46,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 23:20:46,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 23:20:46,880 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-02 23:20:46,880 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 23:20:46,881 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 23:20:46,881 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 23:20:46,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 23:20:46,882 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 23:20:46,882 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 23:20:46,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 23:20:46,883 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 23:20:46,883 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 23:20:46,883 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 23:20:46,883 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 23:20:46,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 23:20:46,884 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 23:20:46,884 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 23:20:46,885 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 23:20:46,885 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 23:20:46,885 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_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dce9d71ca8bbe247a74e6b2653e5cdb882c6b8b5d902edf534df70d90ee806fe [2021-11-02 23:20:47,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 23:20:47,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 23:20:47,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 23:20:47,173 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 23:20:47,174 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 23:20:47,175 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i [2021-11-02 23:20:47,259 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/data/0cbc2032c/c0f74a0034894b659477cd5f938e5c10/FLAGb9b63d97b [2021-11-02 23:20:47,876 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 23:20:47,877 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i [2021-11-02 23:20:47,903 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/data/0cbc2032c/c0f74a0034894b659477cd5f938e5c10/FLAGb9b63d97b [2021-11-02 23:20:48,117 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/data/0cbc2032c/c0f74a0034894b659477cd5f938e5c10 [2021-11-02 23:20:48,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 23:20:48,124 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 23:20:48,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 23:20:48,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 23:20:48,134 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 23:20:48,135 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:20:48" (1/1) ... [2021-11-02 23:20:48,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@118eb57c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:20:48, skipping insertion in model container [2021-11-02 23:20:48,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:20:48" (1/1) ... [2021-11-02 23:20:48,146 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 23:20:48,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 23:20:48,900 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_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i[41323,41336] [2021-11-02 23:20:48,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 23:20:48,974 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 23:20:49,013 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_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i[41323,41336] [2021-11-02 23:20:49,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 23:20:49,110 INFO L208 MainTranslator]: Completed translation [2021-11-02 23:20:49,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:20:49 WrapperNode [2021-11-02 23:20:49,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 23:20:49,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 23:20:49,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 23:20:49,114 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 23:20:49,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:20:49" (1/1) ... [2021-11-02 23:20:49,146 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:20:49" (1/1) ... [2021-11-02 23:20:49,180 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 23:20:49,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 23:20:49,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 23:20:49,181 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 23:20:49,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:20:49" (1/1) ... [2021-11-02 23:20:49,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:20:49" (1/1) ... [2021-11-02 23:20:49,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:20:49" (1/1) ... [2021-11-02 23:20:49,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:20:49" (1/1) ... [2021-11-02 23:20:49,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:20:49" (1/1) ... [2021-11-02 23:20:49,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:20:49" (1/1) ... [2021-11-02 23:20:49,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:20:49" (1/1) ... [2021-11-02 23:20:49,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 23:20:49,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 23:20:49,243 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 23:20:49,243 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 23:20:49,245 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:20:49" (1/1) ... [2021-11-02 23:20:49,258 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 23:20:49,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:20:49,297 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-02 23:20:49,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-02 23:20:49,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 23:20:49,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-02 23:20:49,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-02 23:20:49,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-02 23:20:49,347 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-02 23:20:49,347 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-02 23:20:49,347 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-02 23:20:49,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 23:20:49,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 23:20:49,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 23:20:49,349 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-02 23:20:49,941 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 23:20:49,941 INFO L299 CfgBuilder]: Removed 35 assume(true) statements. [2021-11-02 23:20:49,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:20:49 BoogieIcfgContainer [2021-11-02 23:20:49,944 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 23:20:49,947 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-02 23:20:49,947 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-02 23:20:49,958 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-02 23:20:49,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 11:20:48" (1/3) ... [2021-11-02 23:20:49,959 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@651ed52c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:20:49, skipping insertion in model container [2021-11-02 23:20:49,960 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:20:49" (2/3) ... [2021-11-02 23:20:49,960 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@651ed52c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:20:49, skipping insertion in model container [2021-11-02 23:20:49,960 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:20:49" (3/3) ... [2021-11-02 23:20:49,962 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_77-tricky_address4_racing.i [2021-11-02 23:20:49,972 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-02 23:20:49,973 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-02 23:20:49,973 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-02 23:20:49,973 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-02 23:20:50,037 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,037 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,037 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,037 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,038 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,038 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,038 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,038 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,038 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,039 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,039 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,039 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,039 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,040 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,040 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,040 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,041 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,041 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,041 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,041 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,041 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,042 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,043 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,043 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,043 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,043 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,044 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,044 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,044 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,045 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,046 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,046 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,047 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,047 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,047 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,047 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,048 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,048 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,048 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,049 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,049 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,049 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,050 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,050 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,050 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,050 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,050 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,051 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,051 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,051 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,051 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,052 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,052 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,052 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,052 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,053 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,053 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,053 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,054 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,054 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,054 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,054 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,054 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,054 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,055 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,055 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,055 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,055 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,055 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,056 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,056 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,056 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,056 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,056 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,057 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,057 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,057 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,057 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,058 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,058 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,058 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,059 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,060 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,060 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,060 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,060 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,061 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,061 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,062 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,063 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,064 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,067 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,067 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,067 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,067 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,068 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,068 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,068 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,069 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,069 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,076 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,076 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,077 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,077 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,077 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,078 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,079 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,079 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,080 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,080 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,081 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,081 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,081 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,081 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,091 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,091 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:20:50,104 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-11-02 23:20:50,166 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-02 23:20:50,175 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 [2021-11-02 23:20:50,175 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-02 23:20:50,201 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 158 places, 186 transitions, 380 flow [2021-11-02 23:20:50,330 INFO L129 PetriNetUnfolder]: 45/255 cut-off events. [2021-11-02 23:20:50,331 INFO L130 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2021-11-02 23:20:50,345 INFO L84 FinitePrefix]: Finished finitePrefix Result has 261 conditions, 255 events. 45/255 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 813 event pairs, 0 based on Foata normal form. 0/204 useless extension candidates. Maximal degree in co-relation 143. Up to 8 conditions per place. [2021-11-02 23:20:50,345 INFO L82 GeneralOperation]: Start removeDead. Operand has 158 places, 186 transitions, 380 flow [2021-11-02 23:20:50,354 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 154 places, 181 transitions, 367 flow [2021-11-02 23:20:50,386 INFO L129 PetriNetUnfolder]: 13/121 cut-off events. [2021-11-02 23:20:50,386 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-02 23:20:50,386 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:20:50,387 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] [2021-11-02 23:20:50,388 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-02 23:20:50,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:20:50,395 INFO L85 PathProgramCache]: Analyzing trace with hash -1999106455, now seen corresponding path program 1 times [2021-11-02 23:20:50,406 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:20:50,406 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862041276] [2021-11-02 23:20:50,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:20:50,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:20:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:20:50,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:20:50,676 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:20:50,677 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862041276] [2021-11-02 23:20:50,679 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862041276] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:20:50,679 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:20:50,680 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 23:20:50,682 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557237197] [2021-11-02 23:20:50,694 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-02 23:20:50,694 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:20:50,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-02 23:20:50,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-02 23:20:50,720 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 157 out of 186 [2021-11-02 23:20:50,728 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 154 places, 181 transitions, 367 flow. Second operand has 2 states, 2 states have (on average 158.0) internal successors, (316), 2 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:50,728 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:20:50,729 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 157 of 186 [2021-11-02 23:20:50,730 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:20:50,824 INFO L129 PetriNetUnfolder]: 4/207 cut-off events. [2021-11-02 23:20:50,824 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-02 23:20:50,826 INFO L84 FinitePrefix]: Finished finitePrefix Result has 213 conditions, 207 events. 4/207 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 602 event pairs, 0 based on Foata normal form. 40/234 useless extension candidates. Maximal degree in co-relation 210. Up to 4 conditions per place. [2021-11-02 23:20:50,828 INFO L132 encePairwiseOnDemand]: 159/186 looper letters, 0 selfloop transitions, 0 changer transitions 1/152 dead transitions. [2021-11-02 23:20:50,829 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 153 places, 152 transitions, 309 flow [2021-11-02 23:20:50,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 23:20:50,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-11-02 23:20:50,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 341 transitions. [2021-11-02 23:20:50,843 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9166666666666666 [2021-11-02 23:20:50,844 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 341 transitions. [2021-11-02 23:20:50,845 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 341 transitions. [2021-11-02 23:20:50,847 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:20:50,850 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 341 transitions. [2021-11-02 23:20:50,855 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 170.5) internal successors, (341), 2 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:50,862 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 186.0) internal successors, (558), 3 states have internal predecessors, (558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:50,863 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 186.0) internal successors, (558), 3 states have internal predecessors, (558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:50,865 INFO L186 Difference]: Start difference. First operand has 154 places, 181 transitions, 367 flow. Second operand 2 states and 341 transitions. [2021-11-02 23:20:50,866 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 153 places, 152 transitions, 309 flow [2021-11-02 23:20:50,869 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 153 places, 152 transitions, 309 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-02 23:20:50,875 INFO L242 Difference]: Finished difference. Result has 153 places, 151 transitions, 307 flow [2021-11-02 23:20:50,877 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=186, PETRI_DIFFERENCE_MINUEND_FLOW=309, PETRI_DIFFERENCE_MINUEND_PLACES=152, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=152, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=152, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=307, PETRI_PLACES=153, PETRI_TRANSITIONS=151} [2021-11-02 23:20:50,878 INFO L334 CegarLoopForPetriNet]: 154 programPoint places, -1 predicate places. [2021-11-02 23:20:50,879 INFO L470 AbstractCegarLoop]: Abstraction has has 153 places, 151 transitions, 307 flow [2021-11-02 23:20:50,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 158.0) internal successors, (316), 2 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:50,879 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:20:50,879 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] [2021-11-02 23:20:50,880 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-02 23:20:50,880 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-02 23:20:50,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:20:50,881 INFO L85 PathProgramCache]: Analyzing trace with hash 1723295463, now seen corresponding path program 1 times [2021-11-02 23:20:50,881 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:20:50,881 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093390370] [2021-11-02 23:20:50,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:20:50,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:20:50,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:20:50,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:20:50,977 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:20:50,978 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093390370] [2021-11-02 23:20:50,978 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093390370] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:20:50,978 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:20:50,978 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:20:50,978 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418216820] [2021-11-02 23:20:50,980 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:20:50,980 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:20:50,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:20:50,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:20:50,983 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 150 out of 186 [2021-11-02 23:20:50,984 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 153 places, 151 transitions, 307 flow. Second operand has 3 states, 3 states have (on average 151.0) internal successors, (453), 3 states have internal predecessors, (453), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:50,984 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:20:50,984 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 150 of 186 [2021-11-02 23:20:50,984 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:20:51,065 INFO L129 PetriNetUnfolder]: 4/210 cut-off events. [2021-11-02 23:20:51,065 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-02 23:20:51,067 INFO L84 FinitePrefix]: Finished finitePrefix Result has 228 conditions, 210 events. 4/210 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 599 event pairs, 0 based on Foata normal form. 0/198 useless extension candidates. Maximal degree in co-relation 224. Up to 8 conditions per place. [2021-11-02 23:20:51,068 INFO L132 encePairwiseOnDemand]: 183/186 looper letters, 9 selfloop transitions, 2 changer transitions 0/155 dead transitions. [2021-11-02 23:20:51,068 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 154 places, 155 transitions, 337 flow [2021-11-02 23:20:51,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:20:51,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-02 23:20:51,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 462 transitions. [2021-11-02 23:20:51,072 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8279569892473119 [2021-11-02 23:20:51,073 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 462 transitions. [2021-11-02 23:20:51,073 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 462 transitions. [2021-11-02 23:20:51,073 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:20:51,073 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 462 transitions. [2021-11-02 23:20:51,076 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 154.0) internal successors, (462), 3 states have internal predecessors, (462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:51,079 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 186.0) internal successors, (744), 4 states have internal predecessors, (744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:51,079 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 186.0) internal successors, (744), 4 states have internal predecessors, (744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:51,080 INFO L186 Difference]: Start difference. First operand has 153 places, 151 transitions, 307 flow. Second operand 3 states and 462 transitions. [2021-11-02 23:20:51,080 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 154 places, 155 transitions, 337 flow [2021-11-02 23:20:51,082 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 154 places, 155 transitions, 337 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-02 23:20:51,086 INFO L242 Difference]: Finished difference. Result has 155 places, 152 transitions, 319 flow [2021-11-02 23:20:51,087 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=186, PETRI_DIFFERENCE_MINUEND_FLOW=307, PETRI_DIFFERENCE_MINUEND_PLACES=152, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=151, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=149, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=319, PETRI_PLACES=155, PETRI_TRANSITIONS=152} [2021-11-02 23:20:51,087 INFO L334 CegarLoopForPetriNet]: 154 programPoint places, 1 predicate places. [2021-11-02 23:20:51,088 INFO L470 AbstractCegarLoop]: Abstraction has has 155 places, 152 transitions, 319 flow [2021-11-02 23:20:51,088 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 151.0) internal successors, (453), 3 states have internal predecessors, (453), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:51,088 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:20:51,088 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] [2021-11-02 23:20:51,089 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-02 23:20:51,089 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-02 23:20:51,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:20:51,090 INFO L85 PathProgramCache]: Analyzing trace with hash 16092048, now seen corresponding path program 1 times [2021-11-02 23:20:51,090 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:20:51,090 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925862868] [2021-11-02 23:20:51,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:20:51,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:20:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:20:51,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:20:51,247 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:20:51,247 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925862868] [2021-11-02 23:20:51,247 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925862868] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:20:51,247 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [827432483] [2021-11-02 23:20:51,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:20:51,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:20:51,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:20:51,250 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:20:51,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-02 23:20:51,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:20:51,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-02 23:20:51,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:20:51,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-02 23:20:51,604 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [827432483] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:20:51,604 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-02 23:20:51,605 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-11-02 23:20:51,605 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028065511] [2021-11-02 23:20:51,605 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:20:51,606 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:20:51,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:20:51,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-02 23:20:51,610 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 150 out of 186 [2021-11-02 23:20:51,612 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 155 places, 152 transitions, 319 flow. Second operand has 3 states, 3 states have (on average 151.0) internal successors, (453), 3 states have internal predecessors, (453), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:51,613 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:20:51,613 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 150 of 186 [2021-11-02 23:20:51,613 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:20:51,666 INFO L129 PetriNetUnfolder]: 3/159 cut-off events. [2021-11-02 23:20:51,666 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-11-02 23:20:51,672 INFO L84 FinitePrefix]: Finished finitePrefix Result has 182 conditions, 159 events. 3/159 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 306 event pairs, 0 based on Foata normal form. 0/152 useless extension candidates. Maximal degree in co-relation 176. Up to 6 conditions per place. [2021-11-02 23:20:51,674 INFO L132 encePairwiseOnDemand]: 183/186 looper letters, 7 selfloop transitions, 2 changer transitions 0/154 dead transitions. [2021-11-02 23:20:51,674 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 157 places, 154 transitions, 341 flow [2021-11-02 23:20:51,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:20:51,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-02 23:20:51,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 460 transitions. [2021-11-02 23:20:51,678 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8243727598566308 [2021-11-02 23:20:51,678 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 460 transitions. [2021-11-02 23:20:51,678 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 460 transitions. [2021-11-02 23:20:51,679 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:20:51,679 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 460 transitions. [2021-11-02 23:20:51,681 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 153.33333333333334) internal successors, (460), 3 states have internal predecessors, (460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:51,684 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 186.0) internal successors, (744), 4 states have internal predecessors, (744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:51,685 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 186.0) internal successors, (744), 4 states have internal predecessors, (744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:51,685 INFO L186 Difference]: Start difference. First operand has 155 places, 152 transitions, 319 flow. Second operand 3 states and 460 transitions. [2021-11-02 23:20:51,686 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 157 places, 154 transitions, 341 flow [2021-11-02 23:20:51,688 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 156 places, 154 transitions, 339 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-02 23:20:51,692 INFO L242 Difference]: Finished difference. Result has 157 places, 152 transitions, 325 flow [2021-11-02 23:20:51,692 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=186, PETRI_DIFFERENCE_MINUEND_FLOW=317, PETRI_DIFFERENCE_MINUEND_PLACES=154, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=152, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=150, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=325, PETRI_PLACES=157, PETRI_TRANSITIONS=152} [2021-11-02 23:20:51,693 INFO L334 CegarLoopForPetriNet]: 154 programPoint places, 3 predicate places. [2021-11-02 23:20:51,693 INFO L470 AbstractCegarLoop]: Abstraction has has 157 places, 152 transitions, 325 flow [2021-11-02 23:20:51,693 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 151.0) internal successors, (453), 3 states have internal predecessors, (453), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:51,694 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:20:51,694 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:20:51,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-02 23:20:51,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:20:51,920 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-02 23:20:51,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:20:51,921 INFO L85 PathProgramCache]: Analyzing trace with hash -337765944, now seen corresponding path program 1 times [2021-11-02 23:20:51,921 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:20:51,921 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666376014] [2021-11-02 23:20:51,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:20:51,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:20:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:20:52,010 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 23:20:52,011 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:20:52,011 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666376014] [2021-11-02 23:20:52,011 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666376014] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:20:52,012 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1556285454] [2021-11-02 23:20:52,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:20:52,012 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:20:52,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:20:52,013 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:20:52,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-02 23:20:52,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:20:52,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-02 23:20:52,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:20:52,297 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 23:20:52,297 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1556285454] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:20:52,297 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:20:52,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-11-02 23:20:52,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428235303] [2021-11-02 23:20:52,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-02 23:20:52,299 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:20:52,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-02 23:20:52,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-02 23:20:52,302 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 149 out of 186 [2021-11-02 23:20:52,304 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 152 transitions, 325 flow. Second operand has 7 states, 7 states have (on average 150.85714285714286) internal successors, (1056), 7 states have internal predecessors, (1056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:52,305 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:20:52,305 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 149 of 186 [2021-11-02 23:20:52,305 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:20:52,378 INFO L129 PetriNetUnfolder]: 3/164 cut-off events. [2021-11-02 23:20:52,378 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-11-02 23:20:52,380 INFO L84 FinitePrefix]: Finished finitePrefix Result has 200 conditions, 164 events. 3/164 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 307 event pairs, 0 based on Foata normal form. 1/159 useless extension candidates. Maximal degree in co-relation 193. Up to 9 conditions per place. [2021-11-02 23:20:52,381 INFO L132 encePairwiseOnDemand]: 181/186 looper letters, 12 selfloop transitions, 5 changer transitions 0/160 dead transitions. [2021-11-02 23:20:52,381 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 160 transitions, 377 flow [2021-11-02 23:20:52,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 23:20:52,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-02 23:20:52,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 912 transitions. [2021-11-02 23:20:52,386 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8172043010752689 [2021-11-02 23:20:52,386 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 912 transitions. [2021-11-02 23:20:52,387 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 912 transitions. [2021-11-02 23:20:52,388 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:20:52,388 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 912 transitions. [2021-11-02 23:20:52,392 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 152.0) internal successors, (912), 6 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) [2021-11-02 23:20:52,396 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 186.0) internal successors, (1302), 7 states have internal predecessors, (1302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:52,397 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 186.0) internal successors, (1302), 7 states have internal predecessors, (1302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:52,398 INFO L186 Difference]: Start difference. First operand has 157 places, 152 transitions, 325 flow. Second operand 6 states and 912 transitions. [2021-11-02 23:20:52,398 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 160 transitions, 377 flow [2021-11-02 23:20:52,400 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 160 places, 160 transitions, 373 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-02 23:20:52,404 INFO L242 Difference]: Finished difference. Result has 163 places, 155 transitions, 353 flow [2021-11-02 23:20:52,405 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=186, PETRI_DIFFERENCE_MINUEND_FLOW=321, PETRI_DIFFERENCE_MINUEND_PLACES=155, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=152, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=147, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=353, PETRI_PLACES=163, PETRI_TRANSITIONS=155} [2021-11-02 23:20:52,405 INFO L334 CegarLoopForPetriNet]: 154 programPoint places, 9 predicate places. [2021-11-02 23:20:52,406 INFO L470 AbstractCegarLoop]: Abstraction has has 163 places, 155 transitions, 353 flow [2021-11-02 23:20:52,407 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 150.85714285714286) internal successors, (1056), 7 states have internal predecessors, (1056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:52,407 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:20:52,408 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:20:52,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-02 23:20:52,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:20:52,632 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-02 23:20:52,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:20:52,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1410442319, now seen corresponding path program 2 times [2021-11-02 23:20:52,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:20:52,633 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348209754] [2021-11-02 23:20:52,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:20:52,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:20:52,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:20:52,738 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 23:20:52,738 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:20:52,739 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348209754] [2021-11-02 23:20:52,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348209754] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:20:52,740 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1553593940] [2021-11-02 23:20:52,740 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-02 23:20:52,740 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:20:52,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:20:52,742 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:20:52,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-02 23:20:52,899 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-02 23:20:52,899 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:20:52,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-02 23:20:52,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:20:53,090 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 23:20:53,091 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1553593940] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:20:53,091 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:20:53,091 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-11-02 23:20:53,091 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625412567] [2021-11-02 23:20:53,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-02 23:20:53,092 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:20:53,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-02 23:20:53,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-02 23:20:53,096 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 149 out of 186 [2021-11-02 23:20:53,098 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 163 places, 155 transitions, 353 flow. Second operand has 9 states, 9 states have (on average 151.0) internal successors, (1359), 9 states have internal predecessors, (1359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:53,099 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:20:53,099 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 149 of 186 [2021-11-02 23:20:53,099 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:20:53,216 INFO L129 PetriNetUnfolder]: 3/169 cut-off events. [2021-11-02 23:20:53,217 INFO L130 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2021-11-02 23:20:53,218 INFO L84 FinitePrefix]: Finished finitePrefix Result has 228 conditions, 169 events. 3/169 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 307 event pairs, 0 based on Foata normal form. 1/164 useless extension candidates. Maximal degree in co-relation 218. Up to 9 conditions per place. [2021-11-02 23:20:53,219 INFO L132 encePairwiseOnDemand]: 181/186 looper letters, 14 selfloop transitions, 8 changer transitions 0/165 dead transitions. [2021-11-02 23:20:53,219 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 171 places, 165 transitions, 427 flow [2021-11-02 23:20:53,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-02 23:20:53,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-02 23:20:53,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1364 transitions. [2021-11-02 23:20:53,225 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8148148148148148 [2021-11-02 23:20:53,225 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1364 transitions. [2021-11-02 23:20:53,226 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1364 transitions. [2021-11-02 23:20:53,239 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:20:53,239 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1364 transitions. [2021-11-02 23:20:53,244 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 151.55555555555554) internal successors, (1364), 9 states have internal predecessors, (1364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:53,251 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 186.0) internal successors, (1860), 10 states have internal predecessors, (1860), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:53,252 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 186.0) internal successors, (1860), 10 states have internal predecessors, (1860), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:53,252 INFO L186 Difference]: Start difference. First operand has 163 places, 155 transitions, 353 flow. Second operand 9 states and 1364 transitions. [2021-11-02 23:20:53,253 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 171 places, 165 transitions, 427 flow [2021-11-02 23:20:53,255 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 169 places, 165 transitions, 421 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-11-02 23:20:53,260 INFO L242 Difference]: Finished difference. Result has 172 places, 158 transitions, 391 flow [2021-11-02 23:20:53,260 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=186, PETRI_DIFFERENCE_MINUEND_FLOW=347, PETRI_DIFFERENCE_MINUEND_PLACES=161, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=155, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=147, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=391, PETRI_PLACES=172, PETRI_TRANSITIONS=158} [2021-11-02 23:20:53,261 INFO L334 CegarLoopForPetriNet]: 154 programPoint places, 18 predicate places. [2021-11-02 23:20:53,261 INFO L470 AbstractCegarLoop]: Abstraction has has 172 places, 158 transitions, 391 flow [2021-11-02 23:20:53,262 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 151.0) internal successors, (1359), 9 states have internal predecessors, (1359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:53,262 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:20:53,262 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:20:53,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-02 23:20:53,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:20:53,480 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-02 23:20:53,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:20:53,481 INFO L85 PathProgramCache]: Analyzing trace with hash -294132888, now seen corresponding path program 3 times [2021-11-02 23:20:53,481 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:20:53,481 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881054283] [2021-11-02 23:20:53,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:20:53,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:20:53,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:20:53,650 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 23:20:53,651 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:20:53,651 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881054283] [2021-11-02 23:20:53,652 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881054283] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:20:53,652 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [714919922] [2021-11-02 23:20:53,652 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-02 23:20:53,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:20:53,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:20:53,656 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:20:53,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-02 23:20:53,803 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-11-02 23:20:53,803 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:20:53,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-02 23:20:53,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:20:54,033 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 23:20:54,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [714919922] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:20:54,034 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:20:54,034 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-11-02 23:20:54,034 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789163118] [2021-11-02 23:20:54,035 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-02 23:20:54,035 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:20:54,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-02 23:20:54,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-11-02 23:20:54,039 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 149 out of 186 [2021-11-02 23:20:54,042 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 172 places, 158 transitions, 391 flow. Second operand has 11 states, 11 states have (on average 151.0909090909091) internal successors, (1662), 11 states have internal predecessors, (1662), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:54,042 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:20:54,042 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 149 of 186 [2021-11-02 23:20:54,042 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:20:54,188 INFO L129 PetriNetUnfolder]: 3/174 cut-off events. [2021-11-02 23:20:54,188 INFO L130 PetriNetUnfolder]: For 28/28 co-relation queries the response was YES. [2021-11-02 23:20:54,190 INFO L84 FinitePrefix]: Finished finitePrefix Result has 261 conditions, 174 events. 3/174 cut-off events. For 28/28 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 307 event pairs, 0 based on Foata normal form. 1/169 useless extension candidates. Maximal degree in co-relation 248. Up to 9 conditions per place. [2021-11-02 23:20:54,191 INFO L132 encePairwiseOnDemand]: 181/186 looper letters, 16 selfloop transitions, 11 changer transitions 0/170 dead transitions. [2021-11-02 23:20:54,191 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 183 places, 170 transitions, 487 flow [2021-11-02 23:20:54,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-02 23:20:54,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-11-02 23:20:54,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1816 transitions. [2021-11-02 23:20:54,199 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8136200716845878 [2021-11-02 23:20:54,199 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1816 transitions. [2021-11-02 23:20:54,199 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1816 transitions. [2021-11-02 23:20:54,201 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:20:54,201 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1816 transitions. [2021-11-02 23:20:54,208 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 151.33333333333334) internal successors, (1816), 12 states have internal predecessors, (1816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:54,214 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 186.0) internal successors, (2418), 13 states have internal predecessors, (2418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:54,216 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 186.0) internal successors, (2418), 13 states have internal predecessors, (2418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:54,216 INFO L186 Difference]: Start difference. First operand has 172 places, 158 transitions, 391 flow. Second operand 12 states and 1816 transitions. [2021-11-02 23:20:54,216 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 183 places, 170 transitions, 487 flow [2021-11-02 23:20:54,221 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 178 places, 170 transitions, 469 flow, removed 4 selfloop flow, removed 5 redundant places. [2021-11-02 23:20:54,224 INFO L242 Difference]: Finished difference. Result has 181 places, 161 transitions, 429 flow [2021-11-02 23:20:54,225 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=186, PETRI_DIFFERENCE_MINUEND_FLOW=373, PETRI_DIFFERENCE_MINUEND_PLACES=167, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=158, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=147, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=429, PETRI_PLACES=181, PETRI_TRANSITIONS=161} [2021-11-02 23:20:54,226 INFO L334 CegarLoopForPetriNet]: 154 programPoint places, 27 predicate places. [2021-11-02 23:20:54,226 INFO L470 AbstractCegarLoop]: Abstraction has has 181 places, 161 transitions, 429 flow [2021-11-02 23:20:54,227 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 151.0909090909091) internal successors, (1662), 11 states have internal predecessors, (1662), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:54,227 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:20:54,227 INFO L254 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:20:54,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-02 23:20:54,452 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-11-02 23:20:54,452 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-02 23:20:54,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:20:54,453 INFO L85 PathProgramCache]: Analyzing trace with hash 1880200721, now seen corresponding path program 4 times [2021-11-02 23:20:54,453 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:20:54,453 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032769925] [2021-11-02 23:20:54,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:20:54,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:20:54,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:20:54,587 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 23:20:54,587 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:20:54,587 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032769925] [2021-11-02 23:20:54,587 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032769925] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:20:54,587 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1762863442] [2021-11-02 23:20:54,588 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-02 23:20:54,588 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:20:54,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:20:54,592 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:20:54,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-02 23:20:54,741 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-02 23:20:54,742 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:20:54,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-02 23:20:54,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:20:54,946 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 23:20:54,946 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1762863442] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:20:54,946 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:20:54,946 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-11-02 23:20:54,947 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585598453] [2021-11-02 23:20:54,947 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-02 23:20:54,947 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:20:54,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-02 23:20:54,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-11-02 23:20:54,956 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 149 out of 186 [2021-11-02 23:20:54,959 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 181 places, 161 transitions, 429 flow. Second operand has 13 states, 13 states have (on average 151.15384615384616) internal successors, (1965), 13 states have internal predecessors, (1965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:54,959 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:20:54,960 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 149 of 186 [2021-11-02 23:20:54,960 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:20:55,148 INFO L129 PetriNetUnfolder]: 3/179 cut-off events. [2021-11-02 23:20:55,148 INFO L130 PetriNetUnfolder]: For 59/59 co-relation queries the response was YES. [2021-11-02 23:20:55,150 INFO L84 FinitePrefix]: Finished finitePrefix Result has 294 conditions, 179 events. 3/179 cut-off events. For 59/59 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 306 event pairs, 0 based on Foata normal form. 1/174 useless extension candidates. Maximal degree in co-relation 278. Up to 9 conditions per place. [2021-11-02 23:20:55,151 INFO L132 encePairwiseOnDemand]: 181/186 looper letters, 18 selfloop transitions, 14 changer transitions 0/175 dead transitions. [2021-11-02 23:20:55,151 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 195 places, 175 transitions, 547 flow [2021-11-02 23:20:55,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-02 23:20:55,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-11-02 23:20:55,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 2268 transitions. [2021-11-02 23:20:55,163 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8129032258064516 [2021-11-02 23:20:55,164 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 2268 transitions. [2021-11-02 23:20:55,164 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 2268 transitions. [2021-11-02 23:20:55,166 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:20:55,166 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 2268 transitions. [2021-11-02 23:20:55,174 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 151.2) internal successors, (2268), 15 states have internal predecessors, (2268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:55,184 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 186.0) internal successors, (2976), 16 states have internal predecessors, (2976), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:55,186 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 186.0) internal successors, (2976), 16 states have internal predecessors, (2976), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:55,186 INFO L186 Difference]: Start difference. First operand has 181 places, 161 transitions, 429 flow. Second operand 15 states and 2268 transitions. [2021-11-02 23:20:55,186 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 195 places, 175 transitions, 547 flow [2021-11-02 23:20:55,194 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 187 places, 175 transitions, 517 flow, removed 7 selfloop flow, removed 8 redundant places. [2021-11-02 23:20:55,198 INFO L242 Difference]: Finished difference. Result has 190 places, 164 transitions, 467 flow [2021-11-02 23:20:55,199 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=186, PETRI_DIFFERENCE_MINUEND_FLOW=399, PETRI_DIFFERENCE_MINUEND_PLACES=173, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=161, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=147, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=467, PETRI_PLACES=190, PETRI_TRANSITIONS=164} [2021-11-02 23:20:55,199 INFO L334 CegarLoopForPetriNet]: 154 programPoint places, 36 predicate places. [2021-11-02 23:20:55,199 INFO L470 AbstractCegarLoop]: Abstraction has has 190 places, 164 transitions, 467 flow [2021-11-02 23:20:55,202 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 151.15384615384616) internal successors, (1965), 13 states have internal predecessors, (1965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:55,202 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:20:55,202 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:20:55,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-02 23:20:55,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:20:55,416 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-02 23:20:55,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:20:55,416 INFO L85 PathProgramCache]: Analyzing trace with hash -451271416, now seen corresponding path program 5 times [2021-11-02 23:20:55,416 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:20:55,416 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325671249] [2021-11-02 23:20:55,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:20:55,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:20:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:20:55,610 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 23:20:55,610 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:20:55,610 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325671249] [2021-11-02 23:20:55,610 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325671249] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:20:55,611 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [335915926] [2021-11-02 23:20:55,611 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-02 23:20:55,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:20:55,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:20:55,612 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:20:55,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-02 23:20:55,792 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-11-02 23:20:55,792 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:20:55,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-02 23:20:55,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:20:55,991 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 23:20:55,991 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [335915926] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:20:55,992 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:20:55,992 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15 [2021-11-02 23:20:55,992 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911755135] [2021-11-02 23:20:55,992 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-02 23:20:55,993 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:20:55,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-02 23:20:55,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-11-02 23:20:55,998 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 149 out of 186 [2021-11-02 23:20:56,001 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 190 places, 164 transitions, 467 flow. Second operand has 15 states, 15 states have (on average 151.2) internal successors, (2268), 15 states have internal predecessors, (2268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:56,001 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:20:56,001 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 149 of 186 [2021-11-02 23:20:56,002 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:20:56,196 INFO L129 PetriNetUnfolder]: 3/184 cut-off events. [2021-11-02 23:20:56,197 INFO L130 PetriNetUnfolder]: For 102/102 co-relation queries the response was YES. [2021-11-02 23:20:56,198 INFO L84 FinitePrefix]: Finished finitePrefix Result has 327 conditions, 184 events. 3/184 cut-off events. For 102/102 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 307 event pairs, 0 based on Foata normal form. 1/179 useless extension candidates. Maximal degree in co-relation 308. Up to 9 conditions per place. [2021-11-02 23:20:56,200 INFO L132 encePairwiseOnDemand]: 181/186 looper letters, 20 selfloop transitions, 17 changer transitions 0/180 dead transitions. [2021-11-02 23:20:56,200 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 207 places, 180 transitions, 607 flow [2021-11-02 23:20:56,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-02 23:20:56,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-11-02 23:20:56,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2720 transitions. [2021-11-02 23:20:56,210 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8124253285543608 [2021-11-02 23:20:56,211 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2720 transitions. [2021-11-02 23:20:56,211 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2720 transitions. [2021-11-02 23:20:56,214 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:20:56,214 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2720 transitions. [2021-11-02 23:20:56,223 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 151.11111111111111) internal successors, (2720), 18 states have internal predecessors, (2720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:56,233 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 186.0) internal successors, (3534), 19 states have internal predecessors, (3534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:56,236 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 186.0) internal successors, (3534), 19 states have internal predecessors, (3534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:56,236 INFO L186 Difference]: Start difference. First operand has 190 places, 164 transitions, 467 flow. Second operand 18 states and 2720 transitions. [2021-11-02 23:20:56,237 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 207 places, 180 transitions, 607 flow [2021-11-02 23:20:56,241 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 196 places, 180 transitions, 565 flow, removed 10 selfloop flow, removed 11 redundant places. [2021-11-02 23:20:56,245 INFO L242 Difference]: Finished difference. Result has 199 places, 167 transitions, 505 flow [2021-11-02 23:20:56,246 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=186, PETRI_DIFFERENCE_MINUEND_FLOW=425, PETRI_DIFFERENCE_MINUEND_PLACES=179, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=164, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=147, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=505, PETRI_PLACES=199, PETRI_TRANSITIONS=167} [2021-11-02 23:20:56,246 INFO L334 CegarLoopForPetriNet]: 154 programPoint places, 45 predicate places. [2021-11-02 23:20:56,246 INFO L470 AbstractCegarLoop]: Abstraction has has 199 places, 167 transitions, 505 flow [2021-11-02 23:20:56,248 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 151.2) internal successors, (2268), 15 states have internal predecessors, (2268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:56,248 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:20:56,248 INFO L254 CegarLoopForPetriNet]: trace histogram [6, 6, 6, 6, 6, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:20:56,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-02 23:20:56,464 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:20:56,464 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-02 23:20:56,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:20:56,465 INFO L85 PathProgramCache]: Analyzing trace with hash 1253529713, now seen corresponding path program 6 times [2021-11-02 23:20:56,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:20:56,465 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685497533] [2021-11-02 23:20:56,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:20:56,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:20:56,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:20:56,684 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 23:20:56,685 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:20:56,685 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685497533] [2021-11-02 23:20:56,685 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685497533] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:20:56,685 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1769787575] [2021-11-02 23:20:56,686 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-11-02 23:20:56,686 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:20:56,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:20:56,687 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:20:56,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-02 23:20:56,931 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-11-02 23:20:56,931 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:20:56,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-02 23:20:56,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:20:57,191 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 23:20:57,191 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1769787575] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:20:57,191 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:20:57,192 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-11-02 23:20:57,192 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608652381] [2021-11-02 23:20:57,192 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-02 23:20:57,193 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:20:57,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-02 23:20:57,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-11-02 23:20:57,198 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 149 out of 186 [2021-11-02 23:20:57,202 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 199 places, 167 transitions, 505 flow. Second operand has 17 states, 17 states have (on average 151.23529411764707) internal successors, (2571), 17 states have internal predecessors, (2571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:57,202 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:20:57,203 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 149 of 186 [2021-11-02 23:20:57,203 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:20:57,433 INFO L129 PetriNetUnfolder]: 3/189 cut-off events. [2021-11-02 23:20:57,433 INFO L130 PetriNetUnfolder]: For 157/157 co-relation queries the response was YES. [2021-11-02 23:20:57,435 INFO L84 FinitePrefix]: Finished finitePrefix Result has 360 conditions, 189 events. 3/189 cut-off events. For 157/157 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 307 event pairs, 0 based on Foata normal form. 1/184 useless extension candidates. Maximal degree in co-relation 338. Up to 9 conditions per place. [2021-11-02 23:20:57,436 INFO L132 encePairwiseOnDemand]: 181/186 looper letters, 22 selfloop transitions, 20 changer transitions 0/185 dead transitions. [2021-11-02 23:20:57,436 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 219 places, 185 transitions, 667 flow [2021-11-02 23:20:57,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-02 23:20:57,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-11-02 23:20:57,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 3172 transitions. [2021-11-02 23:20:57,446 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8120839733742959 [2021-11-02 23:20:57,446 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 3172 transitions. [2021-11-02 23:20:57,446 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 3172 transitions. [2021-11-02 23:20:57,449 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:20:57,449 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 3172 transitions. [2021-11-02 23:20:57,458 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 151.04761904761904) internal successors, (3172), 21 states have internal predecessors, (3172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:57,468 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 186.0) internal successors, (4092), 22 states have internal predecessors, (4092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:57,470 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 186.0) internal successors, (4092), 22 states have internal predecessors, (4092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:57,470 INFO L186 Difference]: Start difference. First operand has 199 places, 167 transitions, 505 flow. Second operand 21 states and 3172 transitions. [2021-11-02 23:20:57,471 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 219 places, 185 transitions, 667 flow [2021-11-02 23:20:57,474 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 205 places, 185 transitions, 613 flow, removed 13 selfloop flow, removed 14 redundant places. [2021-11-02 23:20:57,478 INFO L242 Difference]: Finished difference. Result has 208 places, 170 transitions, 543 flow [2021-11-02 23:20:57,479 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=186, PETRI_DIFFERENCE_MINUEND_FLOW=451, PETRI_DIFFERENCE_MINUEND_PLACES=185, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=167, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=147, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=543, PETRI_PLACES=208, PETRI_TRANSITIONS=170} [2021-11-02 23:20:57,479 INFO L334 CegarLoopForPetriNet]: 154 programPoint places, 54 predicate places. [2021-11-02 23:20:57,479 INFO L470 AbstractCegarLoop]: Abstraction has has 208 places, 170 transitions, 543 flow [2021-11-02 23:20:57,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 151.23529411764707) internal successors, (2571), 17 states have internal predecessors, (2571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:57,481 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:20:57,481 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:20:57,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-02 23:20:57,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-11-02 23:20:57,708 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-02 23:20:57,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:20:57,709 INFO L85 PathProgramCache]: Analyzing trace with hash -1718690136, now seen corresponding path program 7 times [2021-11-02 23:20:57,709 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:20:57,709 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356075696] [2021-11-02 23:20:57,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:20:57,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:20:57,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:20:57,942 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 23:20:57,942 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:20:57,942 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356075696] [2021-11-02 23:20:57,942 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356075696] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:20:57,942 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [582259118] [2021-11-02 23:20:57,943 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-02 23:20:57,943 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:20:57,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:20:57,948 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:20:57,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-02 23:20:58,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:20:58,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-02 23:20:58,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:20:58,469 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 23:20:58,469 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [582259118] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:20:58,469 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:20:58,470 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-11-02 23:20:58,470 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044128042] [2021-11-02 23:20:58,471 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-02 23:20:58,471 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:20:58,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-02 23:20:58,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-11-02 23:20:58,476 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 149 out of 186 [2021-11-02 23:20:58,480 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 208 places, 170 transitions, 543 flow. Second operand has 19 states, 19 states have (on average 151.26315789473685) internal successors, (2874), 19 states have internal predecessors, (2874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:58,481 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:20:58,481 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 149 of 186 [2021-11-02 23:20:58,481 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:20:58,797 INFO L129 PetriNetUnfolder]: 3/194 cut-off events. [2021-11-02 23:20:58,797 INFO L130 PetriNetUnfolder]: For 224/224 co-relation queries the response was YES. [2021-11-02 23:20:58,799 INFO L84 FinitePrefix]: Finished finitePrefix Result has 393 conditions, 194 events. 3/194 cut-off events. For 224/224 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 307 event pairs, 0 based on Foata normal form. 1/189 useless extension candidates. Maximal degree in co-relation 368. Up to 9 conditions per place. [2021-11-02 23:20:58,800 INFO L132 encePairwiseOnDemand]: 181/186 looper letters, 24 selfloop transitions, 23 changer transitions 0/190 dead transitions. [2021-11-02 23:20:58,800 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 231 places, 190 transitions, 727 flow [2021-11-02 23:20:58,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-02 23:20:58,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-11-02 23:20:58,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 3624 transitions. [2021-11-02 23:20:58,810 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8118279569892473 [2021-11-02 23:20:58,810 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 3624 transitions. [2021-11-02 23:20:58,811 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 3624 transitions. [2021-11-02 23:20:58,813 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:20:58,813 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 3624 transitions. [2021-11-02 23:20:58,822 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 151.0) internal successors, (3624), 24 states have internal predecessors, (3624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:58,834 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 186.0) internal successors, (4650), 25 states have internal predecessors, (4650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:58,837 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 186.0) internal successors, (4650), 25 states have internal predecessors, (4650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:58,837 INFO L186 Difference]: Start difference. First operand has 208 places, 170 transitions, 543 flow. Second operand 24 states and 3624 transitions. [2021-11-02 23:20:58,838 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 231 places, 190 transitions, 727 flow [2021-11-02 23:20:58,843 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 214 places, 190 transitions, 661 flow, removed 16 selfloop flow, removed 17 redundant places. [2021-11-02 23:20:58,847 INFO L242 Difference]: Finished difference. Result has 217 places, 173 transitions, 581 flow [2021-11-02 23:20:58,848 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=186, PETRI_DIFFERENCE_MINUEND_FLOW=477, PETRI_DIFFERENCE_MINUEND_PLACES=191, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=170, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=147, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=581, PETRI_PLACES=217, PETRI_TRANSITIONS=173} [2021-11-02 23:20:58,848 INFO L334 CegarLoopForPetriNet]: 154 programPoint places, 63 predicate places. [2021-11-02 23:20:58,848 INFO L470 AbstractCegarLoop]: Abstraction has has 217 places, 173 transitions, 581 flow [2021-11-02 23:20:58,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 151.26315789473685) internal successors, (2874), 19 states have internal predecessors, (2874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:58,849 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:20:58,850 INFO L254 CegarLoopForPetriNet]: trace histogram [8, 8, 8, 8, 8, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:20:58,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-02 23:20:59,073 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-02 23:20:59,073 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-02 23:20:59,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:20:59,074 INFO L85 PathProgramCache]: Analyzing trace with hash 5612241, now seen corresponding path program 8 times [2021-11-02 23:20:59,074 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:20:59,074 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284562841] [2021-11-02 23:20:59,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:20:59,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:20:59,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:20:59,312 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 23:20:59,312 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:20:59,312 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284562841] [2021-11-02 23:20:59,312 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284562841] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:20:59,313 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [901169488] [2021-11-02 23:20:59,313 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-02 23:20:59,313 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:20:59,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:20:59,314 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:20:59,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-02 23:20:59,537 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-02 23:20:59,537 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:20:59,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-02 23:20:59,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:20:59,810 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 23:20:59,810 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [901169488] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:20:59,810 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:20:59,810 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 21 [2021-11-02 23:20:59,811 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974044827] [2021-11-02 23:20:59,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-02 23:20:59,813 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:20:59,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-02 23:20:59,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-11-02 23:20:59,819 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 149 out of 186 [2021-11-02 23:20:59,822 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 217 places, 173 transitions, 581 flow. Second operand has 21 states, 21 states have (on average 151.28571428571428) internal successors, (3177), 21 states have internal predecessors, (3177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:20:59,822 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:20:59,823 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 149 of 186 [2021-11-02 23:20:59,823 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:00,191 INFO L129 PetriNetUnfolder]: 3/199 cut-off events. [2021-11-02 23:21:00,191 INFO L130 PetriNetUnfolder]: For 303/303 co-relation queries the response was YES. [2021-11-02 23:21:00,193 INFO L84 FinitePrefix]: Finished finitePrefix Result has 426 conditions, 199 events. 3/199 cut-off events. For 303/303 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 307 event pairs, 0 based on Foata normal form. 1/194 useless extension candidates. Maximal degree in co-relation 398. Up to 10 conditions per place. [2021-11-02 23:21:00,195 INFO L132 encePairwiseOnDemand]: 181/186 looper letters, 26 selfloop transitions, 26 changer transitions 0/195 dead transitions. [2021-11-02 23:21:00,195 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 243 places, 195 transitions, 787 flow [2021-11-02 23:21:00,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-02 23:21:00,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2021-11-02 23:21:00,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 4076 transitions. [2021-11-02 23:21:00,204 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8116288331342095 [2021-11-02 23:21:00,204 INFO L72 ComplementDD]: Start complementDD. Operand 27 states and 4076 transitions. [2021-11-02 23:21:00,204 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 4076 transitions. [2021-11-02 23:21:00,206 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:00,206 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 27 states and 4076 transitions. [2021-11-02 23:21:00,218 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 28 states, 27 states have (on average 150.96296296296296) internal successors, (4076), 27 states have internal predecessors, (4076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:00,230 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 28 states, 28 states have (on average 186.0) internal successors, (5208), 28 states have internal predecessors, (5208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:00,233 INFO L81 ComplementDD]: Finished complementDD. Result has 28 states, 28 states have (on average 186.0) internal successors, (5208), 28 states have internal predecessors, (5208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:00,233 INFO L186 Difference]: Start difference. First operand has 217 places, 173 transitions, 581 flow. Second operand 27 states and 4076 transitions. [2021-11-02 23:21:00,233 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 243 places, 195 transitions, 787 flow [2021-11-02 23:21:00,240 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 223 places, 195 transitions, 709 flow, removed 19 selfloop flow, removed 20 redundant places. [2021-11-02 23:21:00,274 INFO L242 Difference]: Finished difference. Result has 226 places, 176 transitions, 619 flow [2021-11-02 23:21:00,274 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=186, PETRI_DIFFERENCE_MINUEND_FLOW=503, PETRI_DIFFERENCE_MINUEND_PLACES=197, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=173, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=147, PETRI_DIFFERENCE_SUBTRAHEND_STATES=27, PETRI_FLOW=619, PETRI_PLACES=226, PETRI_TRANSITIONS=176} [2021-11-02 23:21:00,275 INFO L334 CegarLoopForPetriNet]: 154 programPoint places, 72 predicate places. [2021-11-02 23:21:00,275 INFO L470 AbstractCegarLoop]: Abstraction has has 226 places, 176 transitions, 619 flow [2021-11-02 23:21:00,276 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 151.28571428571428) internal successors, (3177), 21 states have internal predecessors, (3177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:00,276 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:00,276 INFO L254 CegarLoopForPetriNet]: trace histogram [9, 9, 9, 9, 9, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:21:00,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-02 23:21:00,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-11-02 23:21:00,477 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-02 23:21:00,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:00,478 INFO L85 PathProgramCache]: Analyzing trace with hash -1591734200, now seen corresponding path program 9 times [2021-11-02 23:21:00,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:00,478 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000431347] [2021-11-02 23:21:00,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:00,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:00,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:00,718 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 23:21:00,719 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:00,719 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000431347] [2021-11-02 23:21:00,719 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000431347] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:00,719 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1234634093] [2021-11-02 23:21:00,719 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-02 23:21:00,719 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:00,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:00,722 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:00,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-02 23:21:01,028 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2021-11-02 23:21:01,028 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:21:01,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-02 23:21:01,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:01,361 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 23:21:01,362 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1234634093] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:01,362 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:21:01,362 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 23 [2021-11-02 23:21:01,363 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728231581] [2021-11-02 23:21:01,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-02 23:21:01,363 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:01,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-02 23:21:01,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-11-02 23:21:01,368 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 149 out of 186 [2021-11-02 23:21:01,373 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 226 places, 176 transitions, 619 flow. Second operand has 23 states, 23 states have (on average 151.30434782608697) internal successors, (3480), 23 states have internal predecessors, (3480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:01,373 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:01,373 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 149 of 186 [2021-11-02 23:21:01,374 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:01,773 INFO L129 PetriNetUnfolder]: 3/201 cut-off events. [2021-11-02 23:21:01,773 INFO L130 PetriNetUnfolder]: For 330/330 co-relation queries the response was YES. [2021-11-02 23:21:01,775 INFO L84 FinitePrefix]: Finished finitePrefix Result has 436 conditions, 201 events. 3/201 cut-off events. For 330/330 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 301 event pairs, 0 based on Foata normal form. 1/196 useless extension candidates. Maximal degree in co-relation 405. Up to 11 conditions per place. [2021-11-02 23:21:01,777 INFO L132 encePairwiseOnDemand]: 180/186 looper letters, 24 selfloop transitions, 30 changer transitions 0/197 dead transitions. [2021-11-02 23:21:01,777 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 255 places, 197 transitions, 801 flow [2021-11-02 23:21:01,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-02 23:21:01,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-11-02 23:21:01,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 4525 transitions. [2021-11-02 23:21:01,784 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8109318996415771 [2021-11-02 23:21:01,785 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 4525 transitions. [2021-11-02 23:21:01,785 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 4525 transitions. [2021-11-02 23:21:01,787 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:01,787 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 4525 transitions. [2021-11-02 23:21:01,796 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 150.83333333333334) internal successors, (4525), 30 states have internal predecessors, (4525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:01,806 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 186.0) internal successors, (5766), 31 states have internal predecessors, (5766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:01,809 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 186.0) internal successors, (5766), 31 states have internal predecessors, (5766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:01,810 INFO L186 Difference]: Start difference. First operand has 226 places, 176 transitions, 619 flow. Second operand 30 states and 4525 transitions. [2021-11-02 23:21:01,810 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 255 places, 197 transitions, 801 flow [2021-11-02 23:21:01,817 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 232 places, 197 transitions, 711 flow, removed 22 selfloop flow, removed 23 redundant places. [2021-11-02 23:21:01,822 INFO L242 Difference]: Finished difference. Result has 236 places, 179 transitions, 645 flow [2021-11-02 23:21:01,822 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=186, PETRI_DIFFERENCE_MINUEND_FLOW=529, PETRI_DIFFERENCE_MINUEND_PLACES=203, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=176, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=146, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=645, PETRI_PLACES=236, PETRI_TRANSITIONS=179} [2021-11-02 23:21:01,823 INFO L334 CegarLoopForPetriNet]: 154 programPoint places, 82 predicate places. [2021-11-02 23:21:01,823 INFO L470 AbstractCegarLoop]: Abstraction has has 236 places, 179 transitions, 645 flow [2021-11-02 23:21:01,824 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 151.30434782608697) internal successors, (3480), 23 states have internal predecessors, (3480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:01,825 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:01,825 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:21:01,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-02 23:21:02,040 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-11-02 23:21:02,040 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-02 23:21:02,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:02,040 INFO L85 PathProgramCache]: Analyzing trace with hash -1176341199, now seen corresponding path program 10 times [2021-11-02 23:21:02,040 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:02,040 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138534568] [2021-11-02 23:21:02,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:02,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:02,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:21:02,092 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:21:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:21:02,151 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:21:02,151 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-11-02 23:21:02,152 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-11-02 23:21:02,154 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 23:21:02,155 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 23:21:02,155 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 23:21:02,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-02 23:21:02,159 INFO L731 BasicCegarLoop]: Path program histogram: [10, 1, 1, 1] [2021-11-02 23:21:02,161 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-11-02 23:21:02,161 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-11-02 23:21:02,175 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,175 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,175 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,176 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,176 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,176 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,177 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,177 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,178 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,178 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,178 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,178 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,178 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,178 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,179 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,179 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,179 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,179 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,179 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,179 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,180 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,180 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,180 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,180 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,180 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,180 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,181 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,181 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,181 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,181 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,181 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,181 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,181 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,182 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,182 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,182 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,182 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,182 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,182 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,183 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,183 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,183 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,183 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,183 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,183 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,184 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,184 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,184 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,184 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,184 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,184 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,185 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,185 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,185 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,185 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,185 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,185 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,189 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,189 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,189 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,190 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,190 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,190 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,190 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,190 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,191 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,191 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,191 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,191 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,191 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,191 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,192 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,192 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,192 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,192 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,192 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,192 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,193 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,193 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,193 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,193 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,193 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,194 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,194 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,194 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,194 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,194 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,194 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,195 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,195 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,195 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,195 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,195 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,196 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,196 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,196 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,196 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,196 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,196 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,197 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,197 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,197 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,197 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,197 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,198 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,198 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,198 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,198 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,198 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,199 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,200 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,200 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,200 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,200 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,200 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,201 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,201 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,201 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,201 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,201 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,201 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,202 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,202 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,203 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,203 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,203 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,204 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,204 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,204 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,204 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,205 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,205 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,205 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,206 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,206 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,206 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,206 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,206 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,206 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,207 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,207 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,207 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,208 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,208 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,209 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,209 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,211 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,211 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,211 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,211 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,215 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,215 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,215 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,216 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,218 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,218 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,218 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,219 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,219 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,219 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,220 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,220 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,220 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,220 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,220 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,220 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,221 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,221 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,222 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,222 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,222 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,222 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,222 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,223 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,223 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,223 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,223 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,223 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,223 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,224 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,224 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,225 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,225 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,225 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,225 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,225 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,226 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,226 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,226 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,226 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,226 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,227 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,227 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,227 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,227 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,227 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,228 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,229 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,229 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,231 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,231 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,231 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,231 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,232 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,232 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,232 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,232 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,232 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,233 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,233 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,233 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,233 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,233 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,234 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,234 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,234 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,234 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,234 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,234 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,235 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,235 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,235 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:02,240 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-11-02 23:21:02,242 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-02 23:21:02,242 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 [2021-11-02 23:21:02,243 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-02 23:21:02,246 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 217 places, 257 transitions, 532 flow [2021-11-02 23:21:02,309 INFO L129 PetriNetUnfolder]: 75/419 cut-off events. [2021-11-02 23:21:02,309 INFO L130 PetriNetUnfolder]: For 6/8 co-relation queries the response was YES. [2021-11-02 23:21:02,316 INFO L84 FinitePrefix]: Finished finitePrefix Result has 433 conditions, 419 events. 75/419 cut-off events. For 6/8 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1676 event pairs, 0 based on Foata normal form. 0/335 useless extension candidates. Maximal degree in co-relation 257. Up to 12 conditions per place. [2021-11-02 23:21:02,316 INFO L82 GeneralOperation]: Start removeDead. Operand has 217 places, 257 transitions, 532 flow [2021-11-02 23:21:02,326 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 217 places, 257 transitions, 532 flow [2021-11-02 23:21:02,336 INFO L129 PetriNetUnfolder]: 12/115 cut-off events. [2021-11-02 23:21:02,337 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-02 23:21:02,337 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:02,337 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] [2021-11-02 23:21:02,337 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-02 23:21:02,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:02,338 INFO L85 PathProgramCache]: Analyzing trace with hash -621876568, now seen corresponding path program 1 times [2021-11-02 23:21:02,338 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:02,339 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349929818] [2021-11-02 23:21:02,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:02,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:02,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:21:02,361 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:02,362 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349929818] [2021-11-02 23:21:02,362 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349929818] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:21:02,362 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:21:02,362 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 23:21:02,362 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963419329] [2021-11-02 23:21:02,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-02 23:21:02,363 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:02,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-02 23:21:02,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-02 23:21:02,365 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 215 out of 257 [2021-11-02 23:21:02,366 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 217 places, 257 transitions, 532 flow. Second operand has 2 states, 2 states have (on average 215.5) internal successors, (431), 2 states have internal predecessors, (431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:02,366 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:02,366 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 215 of 257 [2021-11-02 23:21:02,366 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:02,427 INFO L129 PetriNetUnfolder]: 9/348 cut-off events. [2021-11-02 23:21:02,428 INFO L130 PetriNetUnfolder]: For 6/9 co-relation queries the response was YES. [2021-11-02 23:21:02,432 INFO L84 FinitePrefix]: Finished finitePrefix Result has 363 conditions, 348 events. 9/348 cut-off events. For 6/9 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1361 event pairs, 0 based on Foata normal form. 66/393 useless extension candidates. Maximal degree in co-relation 359. Up to 6 conditions per place. [2021-11-02 23:21:02,434 INFO L132 encePairwiseOnDemand]: 218/257 looper letters, 0 selfloop transitions, 0 changer transitions 1/215 dead transitions. [2021-11-02 23:21:02,435 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 215 places, 215 transitions, 448 flow [2021-11-02 23:21:02,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 23:21:02,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-11-02 23:21:02,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 469 transitions. [2021-11-02 23:21:02,436 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9124513618677043 [2021-11-02 23:21:02,437 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 469 transitions. [2021-11-02 23:21:02,437 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 469 transitions. [2021-11-02 23:21:02,437 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:02,437 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 469 transitions. [2021-11-02 23:21:02,439 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 234.5) internal successors, (469), 2 states have internal predecessors, (469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:02,440 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 257.0) internal successors, (771), 3 states have internal predecessors, (771), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:02,440 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 257.0) internal successors, (771), 3 states have internal predecessors, (771), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:02,441 INFO L186 Difference]: Start difference. First operand has 217 places, 257 transitions, 532 flow. Second operand 2 states and 469 transitions. [2021-11-02 23:21:02,441 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 215 places, 215 transitions, 448 flow [2021-11-02 23:21:02,443 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 215 places, 215 transitions, 448 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-02 23:21:02,448 INFO L242 Difference]: Finished difference. Result has 215 places, 214 transitions, 446 flow [2021-11-02 23:21:02,449 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=257, PETRI_DIFFERENCE_MINUEND_FLOW=448, PETRI_DIFFERENCE_MINUEND_PLACES=214, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=215, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=215, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=446, PETRI_PLACES=215, PETRI_TRANSITIONS=214} [2021-11-02 23:21:02,449 INFO L334 CegarLoopForPetriNet]: 217 programPoint places, -2 predicate places. [2021-11-02 23:21:02,449 INFO L470 AbstractCegarLoop]: Abstraction has has 215 places, 214 transitions, 446 flow [2021-11-02 23:21:02,450 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 215.5) internal successors, (431), 2 states have internal predecessors, (431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:02,450 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:02,450 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] [2021-11-02 23:21:02,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-02 23:21:02,451 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-02 23:21:02,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:02,451 INFO L85 PathProgramCache]: Analyzing trace with hash -688883321, now seen corresponding path program 1 times [2021-11-02 23:21:02,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:02,452 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378434328] [2021-11-02 23:21:02,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:02,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:02,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:02,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:21:02,481 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:02,482 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378434328] [2021-11-02 23:21:02,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378434328] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:21:02,482 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:21:02,482 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:21:02,482 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084202132] [2021-11-02 23:21:02,483 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:21:02,483 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:02,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:21:02,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:21:02,486 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 208 out of 257 [2021-11-02 23:21:02,487 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 215 places, 214 transitions, 446 flow. Second operand has 3 states, 3 states have (on average 209.0) internal successors, (627), 3 states have internal predecessors, (627), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:02,487 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:02,487 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 208 of 257 [2021-11-02 23:21:02,487 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:02,561 INFO L129 PetriNetUnfolder]: 9/351 cut-off events. [2021-11-02 23:21:02,561 INFO L130 PetriNetUnfolder]: For 6/9 co-relation queries the response was YES. [2021-11-02 23:21:02,566 INFO L84 FinitePrefix]: Finished finitePrefix Result has 378 conditions, 351 events. 9/351 cut-off events. For 6/9 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1358 event pairs, 0 based on Foata normal form. 0/331 useless extension candidates. Maximal degree in co-relation 373. Up to 8 conditions per place. [2021-11-02 23:21:02,568 INFO L132 encePairwiseOnDemand]: 254/257 looper letters, 9 selfloop transitions, 2 changer transitions 0/218 dead transitions. [2021-11-02 23:21:02,568 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 216 places, 218 transitions, 476 flow [2021-11-02 23:21:02,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:21:02,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-02 23:21:02,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 636 transitions. [2021-11-02 23:21:02,570 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8249027237354085 [2021-11-02 23:21:02,571 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 636 transitions. [2021-11-02 23:21:02,571 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 636 transitions. [2021-11-02 23:21:02,571 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:02,571 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 636 transitions. [2021-11-02 23:21:02,604 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) [2021-11-02 23:21:02,607 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 257.0) internal successors, (1028), 4 states have internal predecessors, (1028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:02,607 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 257.0) internal successors, (1028), 4 states have internal predecessors, (1028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:02,608 INFO L186 Difference]: Start difference. First operand has 215 places, 214 transitions, 446 flow. Second operand 3 states and 636 transitions. [2021-11-02 23:21:02,608 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 216 places, 218 transitions, 476 flow [2021-11-02 23:21:02,610 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 216 places, 218 transitions, 476 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-02 23:21:02,616 INFO L242 Difference]: Finished difference. Result has 217 places, 215 transitions, 458 flow [2021-11-02 23:21:02,617 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=257, PETRI_DIFFERENCE_MINUEND_FLOW=446, PETRI_DIFFERENCE_MINUEND_PLACES=214, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=214, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=212, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=458, PETRI_PLACES=217, PETRI_TRANSITIONS=215} [2021-11-02 23:21:02,617 INFO L334 CegarLoopForPetriNet]: 217 programPoint places, 0 predicate places. [2021-11-02 23:21:02,617 INFO L470 AbstractCegarLoop]: Abstraction has has 217 places, 215 transitions, 458 flow [2021-11-02 23:21:02,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 209.0) internal successors, (627), 3 states have internal predecessors, (627), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:02,618 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:02,618 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] [2021-11-02 23:21:02,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-02 23:21:02,619 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-02 23:21:02,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:02,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1556255311, now seen corresponding path program 1 times [2021-11-02 23:21:02,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:02,620 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390670763] [2021-11-02 23:21:02,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:02,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:02,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:02,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:21:02,666 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:02,666 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390670763] [2021-11-02 23:21:02,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390670763] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:02,667 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [211580352] [2021-11-02 23:21:02,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:02,667 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:02,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:02,669 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:02,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-02 23:21:03,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:03,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-02 23:21:03,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:03,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-02 23:21:03,156 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [211580352] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:21:03,156 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-02 23:21:03,157 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-11-02 23:21:03,157 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469685] [2021-11-02 23:21:03,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:21:03,158 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:03,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:21:03,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-02 23:21:03,161 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 208 out of 257 [2021-11-02 23:21:03,162 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 217 places, 215 transitions, 458 flow. Second operand has 3 states, 3 states have (on average 209.0) internal successors, (627), 3 states have internal predecessors, (627), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:03,162 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:03,163 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 208 of 257 [2021-11-02 23:21:03,163 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:03,240 INFO L129 PetriNetUnfolder]: 7/308 cut-off events. [2021-11-02 23:21:03,240 INFO L130 PetriNetUnfolder]: For 7/10 co-relation queries the response was YES. [2021-11-02 23:21:03,244 INFO L84 FinitePrefix]: Finished finitePrefix Result has 345 conditions, 308 events. 7/308 cut-off events. For 7/10 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1064 event pairs, 0 based on Foata normal form. 0/292 useless extension candidates. Maximal degree in co-relation 338. Up to 11 conditions per place. [2021-11-02 23:21:03,246 INFO L132 encePairwiseOnDemand]: 254/257 looper letters, 9 selfloop transitions, 2 changer transitions 0/219 dead transitions. [2021-11-02 23:21:03,246 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 219 places, 219 transitions, 488 flow [2021-11-02 23:21:03,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:21:03,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-02 23:21:03,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 636 transitions. [2021-11-02 23:21:03,252 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8249027237354085 [2021-11-02 23:21:03,252 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 636 transitions. [2021-11-02 23:21:03,252 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 636 transitions. [2021-11-02 23:21:03,253 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:03,253 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 636 transitions. [2021-11-02 23:21:03,254 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) [2021-11-02 23:21:03,256 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 257.0) internal successors, (1028), 4 states have internal predecessors, (1028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:03,257 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 257.0) internal successors, (1028), 4 states have internal predecessors, (1028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:03,257 INFO L186 Difference]: Start difference. First operand has 217 places, 215 transitions, 458 flow. Second operand 3 states and 636 transitions. [2021-11-02 23:21:03,257 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 219 places, 219 transitions, 488 flow [2021-11-02 23:21:03,260 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 218 places, 219 transitions, 486 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-02 23:21:03,264 INFO L242 Difference]: Finished difference. Result has 219 places, 216 transitions, 468 flow [2021-11-02 23:21:03,265 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=257, PETRI_DIFFERENCE_MINUEND_FLOW=456, PETRI_DIFFERENCE_MINUEND_PLACES=216, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=215, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=213, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=468, PETRI_PLACES=219, PETRI_TRANSITIONS=216} [2021-11-02 23:21:03,266 INFO L334 CegarLoopForPetriNet]: 217 programPoint places, 2 predicate places. [2021-11-02 23:21:03,266 INFO L470 AbstractCegarLoop]: Abstraction has has 219 places, 216 transitions, 468 flow [2021-11-02 23:21:03,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 209.0) internal successors, (627), 3 states have internal predecessors, (627), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:03,266 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:03,267 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] [2021-11-02 23:21:03,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-02 23:21:03,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-11-02 23:21:03,492 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-02 23:21:03,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:03,492 INFO L85 PathProgramCache]: Analyzing trace with hash 1069565380, now seen corresponding path program 1 times [2021-11-02 23:21:03,492 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:03,492 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061934129] [2021-11-02 23:21:03,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:03,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:03,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:03,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-02 23:21:03,533 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:03,533 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061934129] [2021-11-02 23:21:03,533 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061934129] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:03,533 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [312236988] [2021-11-02 23:21:03,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:03,534 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:03,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:03,536 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:03,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-02 23:21:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:03,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-02 23:21:03,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:03,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-02 23:21:03,960 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [312236988] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:03,960 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:21:03,961 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-11-02 23:21:03,961 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512490241] [2021-11-02 23:21:03,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-02 23:21:03,962 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:03,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-02 23:21:03,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-02 23:21:03,964 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 207 out of 257 [2021-11-02 23:21:03,966 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 219 places, 216 transitions, 468 flow. Second operand has 7 states, 7 states have (on average 208.85714285714286) internal successors, (1462), 7 states have internal predecessors, (1462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:03,966 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:03,967 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 207 of 257 [2021-11-02 23:21:03,967 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:04,084 INFO L129 PetriNetUnfolder]: 7/313 cut-off events. [2021-11-02 23:21:04,084 INFO L130 PetriNetUnfolder]: For 7/10 co-relation queries the response was YES. [2021-11-02 23:21:04,089 INFO L84 FinitePrefix]: Finished finitePrefix Result has 360 conditions, 313 events. 7/313 cut-off events. For 7/10 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1064 event pairs, 0 based on Foata normal form. 1/300 useless extension candidates. Maximal degree in co-relation 352. Up to 9 conditions per place. [2021-11-02 23:21:04,091 INFO L132 encePairwiseOnDemand]: 252/257 looper letters, 12 selfloop transitions, 5 changer transitions 0/224 dead transitions. [2021-11-02 23:21:04,092 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 224 places, 224 transitions, 520 flow [2021-11-02 23:21:04,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 23:21:04,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-02 23:21:04,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1260 transitions. [2021-11-02 23:21:04,095 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8171206225680934 [2021-11-02 23:21:04,095 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1260 transitions. [2021-11-02 23:21:04,095 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1260 transitions. [2021-11-02 23:21:04,096 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:04,097 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1260 transitions. [2021-11-02 23:21:04,101 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 210.0) internal successors, (1260), 6 states have internal predecessors, (1260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:04,104 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 257.0) internal successors, (1799), 7 states have internal predecessors, (1799), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:04,104 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 257.0) internal successors, (1799), 7 states have internal predecessors, (1799), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:04,105 INFO L186 Difference]: Start difference. First operand has 219 places, 216 transitions, 468 flow. Second operand 6 states and 1260 transitions. [2021-11-02 23:21:04,105 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 224 places, 224 transitions, 520 flow [2021-11-02 23:21:04,108 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 223 places, 224 transitions, 518 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-02 23:21:04,113 INFO L242 Difference]: Finished difference. Result has 226 places, 219 transitions, 498 flow [2021-11-02 23:21:04,114 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=257, PETRI_DIFFERENCE_MINUEND_FLOW=466, PETRI_DIFFERENCE_MINUEND_PLACES=218, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=216, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=211, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=498, PETRI_PLACES=226, PETRI_TRANSITIONS=219} [2021-11-02 23:21:04,114 INFO L334 CegarLoopForPetriNet]: 217 programPoint places, 9 predicate places. [2021-11-02 23:21:04,115 INFO L470 AbstractCegarLoop]: Abstraction has has 226 places, 219 transitions, 498 flow [2021-11-02 23:21:04,115 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 208.85714285714286) internal successors, (1462), 7 states have internal predecessors, (1462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:04,116 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:04,116 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:21:04,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-02 23:21:04,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-11-02 23:21:04,332 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-02 23:21:04,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:04,332 INFO L85 PathProgramCache]: Analyzing trace with hash -614778790, now seen corresponding path program 2 times [2021-11-02 23:21:04,333 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:04,333 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827491541] [2021-11-02 23:21:04,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:04,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:04,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:04,384 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-02 23:21:04,385 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:04,385 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827491541] [2021-11-02 23:21:04,385 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827491541] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:04,385 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [979368795] [2021-11-02 23:21:04,385 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-02 23:21:04,386 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:04,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:04,387 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:04,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-02 23:21:04,697 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-02 23:21:04,698 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:21:04,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-02 23:21:04,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:04,890 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-02 23:21:04,890 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [979368795] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:04,890 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:21:04,890 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-11-02 23:21:04,891 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662081224] [2021-11-02 23:21:04,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-02 23:21:04,891 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:04,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-02 23:21:04,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-02 23:21:04,894 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 207 out of 257 [2021-11-02 23:21:04,896 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 226 places, 219 transitions, 498 flow. Second operand has 7 states, 7 states have (on average 208.85714285714286) internal successors, (1462), 7 states have internal predecessors, (1462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:04,897 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:04,897 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 207 of 257 [2021-11-02 23:21:04,897 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:04,990 INFO L129 PetriNetUnfolder]: 5/270 cut-off events. [2021-11-02 23:21:04,991 INFO L130 PetriNetUnfolder]: For 14/15 co-relation queries the response was YES. [2021-11-02 23:21:04,994 INFO L84 FinitePrefix]: Finished finitePrefix Result has 329 conditions, 270 events. 5/270 cut-off events. For 14/15 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 708 event pairs, 1 based on Foata normal form. 1/259 useless extension candidates. Maximal degree in co-relation 318. Up to 7 conditions per place. [2021-11-02 23:21:04,996 INFO L132 encePairwiseOnDemand]: 252/257 looper letters, 10 selfloop transitions, 5 changer transitions 0/225 dead transitions. [2021-11-02 23:21:04,996 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 231 places, 225 transitions, 540 flow [2021-11-02 23:21:04,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 23:21:04,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-02 23:21:04,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1258 transitions. [2021-11-02 23:21:04,999 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8158236057068742 [2021-11-02 23:21:04,999 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1258 transitions. [2021-11-02 23:21:04,999 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1258 transitions. [2021-11-02 23:21:05,000 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:05,000 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1258 transitions. [2021-11-02 23:21:05,002 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 209.66666666666666) internal successors, (1258), 6 states have internal predecessors, (1258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:05,005 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 257.0) internal successors, (1799), 7 states have internal predecessors, (1799), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:05,006 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 257.0) internal successors, (1799), 7 states have internal predecessors, (1799), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:05,006 INFO L186 Difference]: Start difference. First operand has 226 places, 219 transitions, 498 flow. Second operand 6 states and 1258 transitions. [2021-11-02 23:21:05,006 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 231 places, 225 transitions, 540 flow [2021-11-02 23:21:05,008 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 229 places, 225 transitions, 534 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-11-02 23:21:05,012 INFO L242 Difference]: Finished difference. Result has 232 places, 221 transitions, 518 flow [2021-11-02 23:21:05,013 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=257, PETRI_DIFFERENCE_MINUEND_FLOW=492, PETRI_DIFFERENCE_MINUEND_PLACES=224, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=219, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=214, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=518, PETRI_PLACES=232, PETRI_TRANSITIONS=221} [2021-11-02 23:21:05,013 INFO L334 CegarLoopForPetriNet]: 217 programPoint places, 15 predicate places. [2021-11-02 23:21:05,013 INFO L470 AbstractCegarLoop]: Abstraction has has 232 places, 221 transitions, 518 flow [2021-11-02 23:21:05,014 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 208.85714285714286) internal successors, (1462), 7 states have internal predecessors, (1462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:05,014 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:05,014 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:21:05,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-02 23:21:05,240 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-11-02 23:21:05,240 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-02 23:21:05,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:05,240 INFO L85 PathProgramCache]: Analyzing trace with hash 347531338, now seen corresponding path program 1 times [2021-11-02 23:21:05,240 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:05,241 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762123848] [2021-11-02 23:21:05,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:05,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:05,300 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-02 23:21:05,300 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:05,301 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762123848] [2021-11-02 23:21:05,301 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762123848] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:05,301 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [253402476] [2021-11-02 23:21:05,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:05,301 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:05,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:05,303 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:05,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-02 23:21:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:05,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-02 23:21:05,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:05,873 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-02 23:21:05,874 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [253402476] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:05,874 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:21:05,874 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-11-02 23:21:05,874 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678578321] [2021-11-02 23:21:05,875 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-02 23:21:05,875 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:05,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-02 23:21:05,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-02 23:21:05,878 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 207 out of 257 [2021-11-02 23:21:05,880 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 232 places, 221 transitions, 518 flow. Second operand has 9 states, 9 states have (on average 209.0) internal successors, (1881), 9 states have internal predecessors, (1881), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:05,880 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:05,880 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 207 of 257 [2021-11-02 23:21:05,881 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:06,004 INFO L129 PetriNetUnfolder]: 5/275 cut-off events. [2021-11-02 23:21:06,004 INFO L130 PetriNetUnfolder]: For 17/18 co-relation queries the response was YES. [2021-11-02 23:21:06,008 INFO L84 FinitePrefix]: Finished finitePrefix Result has 356 conditions, 275 events. 5/275 cut-off events. For 17/18 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 709 event pairs, 1 based on Foata normal form. 1/264 useless extension candidates. Maximal degree in co-relation 342. Up to 9 conditions per place. [2021-11-02 23:21:06,010 INFO L132 encePairwiseOnDemand]: 252/257 looper letters, 14 selfloop transitions, 8 changer transitions 0/231 dead transitions. [2021-11-02 23:21:06,010 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 240 places, 231 transitions, 592 flow [2021-11-02 23:21:06,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-02 23:21:06,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-02 23:21:06,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1886 transitions. [2021-11-02 23:21:06,013 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8153912667531344 [2021-11-02 23:21:06,014 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1886 transitions. [2021-11-02 23:21:06,014 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1886 transitions. [2021-11-02 23:21:06,015 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:06,015 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1886 transitions. [2021-11-02 23:21:06,018 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 209.55555555555554) internal successors, (1886), 9 states have internal predecessors, (1886), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:06,022 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 257.0) internal successors, (2570), 10 states have internal predecessors, (2570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:06,023 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 257.0) internal successors, (2570), 10 states have internal predecessors, (2570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:06,023 INFO L186 Difference]: Start difference. First operand has 232 places, 221 transitions, 518 flow. Second operand 9 states and 1886 transitions. [2021-11-02 23:21:06,023 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 240 places, 231 transitions, 592 flow [2021-11-02 23:21:06,026 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 238 places, 231 transitions, 586 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-11-02 23:21:06,031 INFO L242 Difference]: Finished difference. Result has 241 places, 224 transitions, 556 flow [2021-11-02 23:21:06,031 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=257, PETRI_DIFFERENCE_MINUEND_FLOW=512, PETRI_DIFFERENCE_MINUEND_PLACES=230, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=221, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=213, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=556, PETRI_PLACES=241, PETRI_TRANSITIONS=224} [2021-11-02 23:21:06,032 INFO L334 CegarLoopForPetriNet]: 217 programPoint places, 24 predicate places. [2021-11-02 23:21:06,032 INFO L470 AbstractCegarLoop]: Abstraction has has 241 places, 224 transitions, 556 flow [2021-11-02 23:21:06,033 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 209.0) internal successors, (1881), 9 states have internal predecessors, (1881), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:06,033 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:06,033 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:21:06,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-11-02 23:21:06,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:06,248 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-02 23:21:06,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:06,248 INFO L85 PathProgramCache]: Analyzing trace with hash -1212476832, now seen corresponding path program 2 times [2021-11-02 23:21:06,249 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:06,249 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321822954] [2021-11-02 23:21:06,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:06,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:06,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:06,343 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-02 23:21:06,343 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:06,344 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321822954] [2021-11-02 23:21:06,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321822954] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:06,344 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1774000671] [2021-11-02 23:21:06,344 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-02 23:21:06,344 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:06,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:06,346 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:06,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-02 23:21:06,814 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-02 23:21:06,814 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:21:06,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-02 23:21:06,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:07,029 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-02 23:21:07,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1774000671] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:07,029 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:21:07,029 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-11-02 23:21:07,030 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172919272] [2021-11-02 23:21:07,030 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-02 23:21:07,030 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:07,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-02 23:21:07,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-11-02 23:21:07,033 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 207 out of 257 [2021-11-02 23:21:07,035 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 241 places, 224 transitions, 556 flow. Second operand has 11 states, 11 states have (on average 209.0909090909091) internal successors, (2300), 11 states have internal predecessors, (2300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:07,035 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:07,035 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 207 of 257 [2021-11-02 23:21:07,036 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:07,190 INFO L129 PetriNetUnfolder]: 5/280 cut-off events. [2021-11-02 23:21:07,191 INFO L130 PetriNetUnfolder]: For 36/37 co-relation queries the response was YES. [2021-11-02 23:21:07,194 INFO L84 FinitePrefix]: Finished finitePrefix Result has 389 conditions, 280 events. 5/280 cut-off events. For 36/37 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 709 event pairs, 1 based on Foata normal form. 1/269 useless extension candidates. Maximal degree in co-relation 372. Up to 9 conditions per place. [2021-11-02 23:21:07,197 INFO L132 encePairwiseOnDemand]: 252/257 looper letters, 16 selfloop transitions, 11 changer transitions 0/236 dead transitions. [2021-11-02 23:21:07,197 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 252 places, 236 transitions, 652 flow [2021-11-02 23:21:07,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-02 23:21:07,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-11-02 23:21:07,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2512 transitions. [2021-11-02 23:21:07,203 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.814526588845655 [2021-11-02 23:21:07,203 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2512 transitions. [2021-11-02 23:21:07,203 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2512 transitions. [2021-11-02 23:21:07,204 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:07,204 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2512 transitions. [2021-11-02 23:21:07,209 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 209.33333333333334) internal successors, (2512), 12 states have internal predecessors, (2512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:07,214 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 257.0) internal successors, (3341), 13 states have internal predecessors, (3341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:07,215 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 257.0) internal successors, (3341), 13 states have internal predecessors, (3341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:07,215 INFO L186 Difference]: Start difference. First operand has 241 places, 224 transitions, 556 flow. Second operand 12 states and 2512 transitions. [2021-11-02 23:21:07,216 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 252 places, 236 transitions, 652 flow [2021-11-02 23:21:07,219 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 247 places, 236 transitions, 634 flow, removed 4 selfloop flow, removed 5 redundant places. [2021-11-02 23:21:07,225 INFO L242 Difference]: Finished difference. Result has 250 places, 227 transitions, 594 flow [2021-11-02 23:21:07,226 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=257, PETRI_DIFFERENCE_MINUEND_FLOW=538, PETRI_DIFFERENCE_MINUEND_PLACES=236, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=224, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=213, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=594, PETRI_PLACES=250, PETRI_TRANSITIONS=227} [2021-11-02 23:21:07,226 INFO L334 CegarLoopForPetriNet]: 217 programPoint places, 33 predicate places. [2021-11-02 23:21:07,226 INFO L470 AbstractCegarLoop]: Abstraction has has 250 places, 227 transitions, 594 flow [2021-11-02 23:21:07,227 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 209.0909090909091) internal successors, (2300), 11 states have internal predecessors, (2300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:07,227 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:07,227 INFO L254 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:21:07,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-11-02 23:21:07,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:07,456 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-02 23:21:07,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:07,456 INFO L85 PathProgramCache]: Analyzing trace with hash 676054538, now seen corresponding path program 3 times [2021-11-02 23:21:07,456 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:07,456 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961952010] [2021-11-02 23:21:07,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:07,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:07,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:07,566 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-02 23:21:07,566 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:07,566 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961952010] [2021-11-02 23:21:07,566 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961952010] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:07,567 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [758303055] [2021-11-02 23:21:07,567 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-02 23:21:07,567 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:07,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:07,572 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:07,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-11-02 23:21:08,054 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-11-02 23:21:08,055 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:21:08,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-02 23:21:08,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:08,310 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-02 23:21:08,310 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [758303055] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:08,310 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:21:08,310 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-11-02 23:21:08,311 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582620224] [2021-11-02 23:21:08,311 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-02 23:21:08,311 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:08,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-02 23:21:08,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-11-02 23:21:08,314 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 207 out of 257 [2021-11-02 23:21:08,317 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 250 places, 227 transitions, 594 flow. Second operand has 13 states, 13 states have (on average 209.15384615384616) internal successors, (2719), 13 states have internal predecessors, (2719), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:08,317 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:08,317 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 207 of 257 [2021-11-02 23:21:08,318 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:08,507 INFO L129 PetriNetUnfolder]: 5/285 cut-off events. [2021-11-02 23:21:08,507 INFO L130 PetriNetUnfolder]: For 67/68 co-relation queries the response was YES. [2021-11-02 23:21:08,511 INFO L84 FinitePrefix]: Finished finitePrefix Result has 422 conditions, 285 events. 5/285 cut-off events. For 67/68 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 708 event pairs, 1 based on Foata normal form. 1/274 useless extension candidates. Maximal degree in co-relation 402. Up to 9 conditions per place. [2021-11-02 23:21:08,513 INFO L132 encePairwiseOnDemand]: 252/257 looper letters, 18 selfloop transitions, 14 changer transitions 0/241 dead transitions. [2021-11-02 23:21:08,514 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 264 places, 241 transitions, 712 flow [2021-11-02 23:21:08,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-02 23:21:08,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-11-02 23:21:08,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 3138 transitions. [2021-11-02 23:21:08,519 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8140077821011673 [2021-11-02 23:21:08,520 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 3138 transitions. [2021-11-02 23:21:08,520 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 3138 transitions. [2021-11-02 23:21:08,521 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:08,522 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 3138 transitions. [2021-11-02 23:21:08,528 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 209.2) internal successors, (3138), 15 states have internal predecessors, (3138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:08,534 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 257.0) internal successors, (4112), 16 states have internal predecessors, (4112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:08,536 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 257.0) internal successors, (4112), 16 states have internal predecessors, (4112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:08,536 INFO L186 Difference]: Start difference. First operand has 250 places, 227 transitions, 594 flow. Second operand 15 states and 3138 transitions. [2021-11-02 23:21:08,536 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 264 places, 241 transitions, 712 flow [2021-11-02 23:21:08,540 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 256 places, 241 transitions, 682 flow, removed 7 selfloop flow, removed 8 redundant places. [2021-11-02 23:21:08,545 INFO L242 Difference]: Finished difference. Result has 259 places, 230 transitions, 632 flow [2021-11-02 23:21:08,545 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=257, PETRI_DIFFERENCE_MINUEND_FLOW=564, PETRI_DIFFERENCE_MINUEND_PLACES=242, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=227, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=213, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=632, PETRI_PLACES=259, PETRI_TRANSITIONS=230} [2021-11-02 23:21:08,546 INFO L334 CegarLoopForPetriNet]: 217 programPoint places, 42 predicate places. [2021-11-02 23:21:08,546 INFO L470 AbstractCegarLoop]: Abstraction has has 259 places, 230 transitions, 632 flow [2021-11-02 23:21:08,547 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 209.15384615384616) internal successors, (2719), 13 states have internal predecessors, (2719), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:08,547 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:08,547 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:21:08,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-11-02 23:21:08,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-11-02 23:21:08,763 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-02 23:21:08,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:08,764 INFO L85 PathProgramCache]: Analyzing trace with hash 659213472, now seen corresponding path program 4 times [2021-11-02 23:21:08,764 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:08,764 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561318064] [2021-11-02 23:21:08,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:08,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:08,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:08,914 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-02 23:21:08,914 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:08,914 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561318064] [2021-11-02 23:21:08,915 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561318064] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:08,915 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [429627395] [2021-11-02 23:21:08,915 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-02 23:21:08,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:08,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:08,916 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:08,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-11-02 23:21:09,262 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-02 23:21:09,262 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:21:09,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-02 23:21:09,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:09,485 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-02 23:21:09,485 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [429627395] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:09,486 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:21:09,486 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15 [2021-11-02 23:21:09,486 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006611799] [2021-11-02 23:21:09,487 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-02 23:21:09,487 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:09,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-02 23:21:09,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-11-02 23:21:09,490 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 207 out of 257 [2021-11-02 23:21:09,493 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 259 places, 230 transitions, 632 flow. Second operand has 15 states, 15 states have (on average 209.2) internal successors, (3138), 15 states have internal predecessors, (3138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:09,494 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:09,494 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 207 of 257 [2021-11-02 23:21:09,494 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:09,724 INFO L129 PetriNetUnfolder]: 5/290 cut-off events. [2021-11-02 23:21:09,724 INFO L130 PetriNetUnfolder]: For 110/111 co-relation queries the response was YES. [2021-11-02 23:21:09,728 INFO L84 FinitePrefix]: Finished finitePrefix Result has 455 conditions, 290 events. 5/290 cut-off events. For 110/111 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 708 event pairs, 1 based on Foata normal form. 1/279 useless extension candidates. Maximal degree in co-relation 432. Up to 9 conditions per place. [2021-11-02 23:21:09,731 INFO L132 encePairwiseOnDemand]: 252/257 looper letters, 20 selfloop transitions, 17 changer transitions 0/246 dead transitions. [2021-11-02 23:21:09,731 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 276 places, 246 transitions, 772 flow [2021-11-02 23:21:09,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-02 23:21:09,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-11-02 23:21:09,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3764 transitions. [2021-11-02 23:21:09,739 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8136619109381755 [2021-11-02 23:21:09,740 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3764 transitions. [2021-11-02 23:21:09,740 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3764 transitions. [2021-11-02 23:21:09,741 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:09,742 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3764 transitions. [2021-11-02 23:21:09,749 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 209.11111111111111) internal successors, (3764), 18 states have internal predecessors, (3764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:09,757 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 257.0) internal successors, (4883), 19 states have internal predecessors, (4883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:09,759 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 257.0) internal successors, (4883), 19 states have internal predecessors, (4883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:09,760 INFO L186 Difference]: Start difference. First operand has 259 places, 230 transitions, 632 flow. Second operand 18 states and 3764 transitions. [2021-11-02 23:21:09,760 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 276 places, 246 transitions, 772 flow [2021-11-02 23:21:09,764 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 265 places, 246 transitions, 730 flow, removed 10 selfloop flow, removed 11 redundant places. [2021-11-02 23:21:09,769 INFO L242 Difference]: Finished difference. Result has 268 places, 233 transitions, 670 flow [2021-11-02 23:21:09,771 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=257, PETRI_DIFFERENCE_MINUEND_FLOW=590, PETRI_DIFFERENCE_MINUEND_PLACES=248, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=230, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=213, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=670, PETRI_PLACES=268, PETRI_TRANSITIONS=233} [2021-11-02 23:21:09,772 INFO L334 CegarLoopForPetriNet]: 217 programPoint places, 51 predicate places. [2021-11-02 23:21:09,772 INFO L470 AbstractCegarLoop]: Abstraction has has 268 places, 233 transitions, 670 flow [2021-11-02 23:21:09,773 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 209.2) internal successors, (3138), 15 states have internal predecessors, (3138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:09,773 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:09,773 INFO L254 CegarLoopForPetriNet]: trace histogram [6, 6, 6, 6, 6, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:21:09,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-11-02 23:21:10,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:10,000 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-02 23:21:10,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:10,000 INFO L85 PathProgramCache]: Analyzing trace with hash -323587126, now seen corresponding path program 5 times [2021-11-02 23:21:10,001 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:10,001 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119621077] [2021-11-02 23:21:10,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:10,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:10,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:10,180 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-02 23:21:10,181 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:10,181 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119621077] [2021-11-02 23:21:10,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119621077] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:10,181 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1166486645] [2021-11-02 23:21:10,181 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-02 23:21:10,181 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:10,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:10,183 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:10,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-11-02 23:21:10,749 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-11-02 23:21:10,749 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:21:10,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-02 23:21:10,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:11,069 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-02 23:21:11,069 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1166486645] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:11,069 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:21:11,069 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-11-02 23:21:11,070 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44407301] [2021-11-02 23:21:11,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-02 23:21:11,072 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:11,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-02 23:21:11,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-11-02 23:21:11,076 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 207 out of 257 [2021-11-02 23:21:11,098 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 268 places, 233 transitions, 670 flow. Second operand has 17 states, 17 states have (on average 209.23529411764707) internal successors, (3557), 17 states have internal predecessors, (3557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:11,099 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:11,099 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 207 of 257 [2021-11-02 23:21:11,099 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:11,367 INFO L129 PetriNetUnfolder]: 5/295 cut-off events. [2021-11-02 23:21:11,368 INFO L130 PetriNetUnfolder]: For 165/166 co-relation queries the response was YES. [2021-11-02 23:21:11,372 INFO L84 FinitePrefix]: Finished finitePrefix Result has 488 conditions, 295 events. 5/295 cut-off events. For 165/166 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 709 event pairs, 1 based on Foata normal form. 1/284 useless extension candidates. Maximal degree in co-relation 462. Up to 9 conditions per place. [2021-11-02 23:21:11,374 INFO L132 encePairwiseOnDemand]: 252/257 looper letters, 22 selfloop transitions, 20 changer transitions 0/251 dead transitions. [2021-11-02 23:21:11,374 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 288 places, 251 transitions, 832 flow [2021-11-02 23:21:11,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-02 23:21:11,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-11-02 23:21:11,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 4390 transitions. [2021-11-02 23:21:11,390 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8134148601074671 [2021-11-02 23:21:11,391 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 4390 transitions. [2021-11-02 23:21:11,391 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 4390 transitions. [2021-11-02 23:21:11,394 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:11,394 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 4390 transitions. [2021-11-02 23:21:11,405 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 209.04761904761904) internal successors, (4390), 21 states have internal predecessors, (4390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:11,416 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 257.0) internal successors, (5654), 22 states have internal predecessors, (5654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:11,417 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 257.0) internal successors, (5654), 22 states have internal predecessors, (5654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:11,418 INFO L186 Difference]: Start difference. First operand has 268 places, 233 transitions, 670 flow. Second operand 21 states and 4390 transitions. [2021-11-02 23:21:11,418 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 288 places, 251 transitions, 832 flow [2021-11-02 23:21:11,426 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 274 places, 251 transitions, 778 flow, removed 13 selfloop flow, removed 14 redundant places. [2021-11-02 23:21:11,432 INFO L242 Difference]: Finished difference. Result has 277 places, 236 transitions, 708 flow [2021-11-02 23:21:11,433 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=257, PETRI_DIFFERENCE_MINUEND_FLOW=616, PETRI_DIFFERENCE_MINUEND_PLACES=254, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=233, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=213, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=708, PETRI_PLACES=277, PETRI_TRANSITIONS=236} [2021-11-02 23:21:11,433 INFO L334 CegarLoopForPetriNet]: 217 programPoint places, 60 predicate places. [2021-11-02 23:21:11,433 INFO L470 AbstractCegarLoop]: Abstraction has has 277 places, 236 transitions, 708 flow [2021-11-02 23:21:11,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 209.23529411764707) internal successors, (3557), 17 states have internal predecessors, (3557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:11,434 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:11,434 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:21:11,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-11-02 23:21:11,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:11,660 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-02 23:21:11,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:11,660 INFO L85 PathProgramCache]: Analyzing trace with hash 321304288, now seen corresponding path program 6 times [2021-11-02 23:21:11,660 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:11,661 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432002404] [2021-11-02 23:21:11,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:11,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:11,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:11,857 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-02 23:21:11,858 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:11,858 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432002404] [2021-11-02 23:21:11,858 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432002404] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:11,858 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [473714547] [2021-11-02 23:21:11,859 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-11-02 23:21:11,859 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:11,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:11,860 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:11,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-11-02 23:21:12,485 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-11-02 23:21:12,485 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:21:12,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-02 23:21:12,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:12,799 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-02 23:21:12,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [473714547] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:12,800 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:21:12,800 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-11-02 23:21:12,800 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155772897] [2021-11-02 23:21:12,801 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-02 23:21:12,801 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:12,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-02 23:21:12,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-11-02 23:21:12,805 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 207 out of 257 [2021-11-02 23:21:12,809 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 277 places, 236 transitions, 708 flow. Second operand has 19 states, 19 states have (on average 209.26315789473685) internal successors, (3976), 19 states have internal predecessors, (3976), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:12,809 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:12,809 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 207 of 257 [2021-11-02 23:21:12,809 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:13,145 INFO L129 PetriNetUnfolder]: 5/300 cut-off events. [2021-11-02 23:21:13,145 INFO L130 PetriNetUnfolder]: For 232/233 co-relation queries the response was YES. [2021-11-02 23:21:13,148 INFO L84 FinitePrefix]: Finished finitePrefix Result has 521 conditions, 300 events. 5/300 cut-off events. For 232/233 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 709 event pairs, 1 based on Foata normal form. 1/289 useless extension candidates. Maximal degree in co-relation 492. Up to 9 conditions per place. [2021-11-02 23:21:13,150 INFO L132 encePairwiseOnDemand]: 252/257 looper letters, 24 selfloop transitions, 23 changer transitions 0/256 dead transitions. [2021-11-02 23:21:13,150 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 300 places, 256 transitions, 892 flow [2021-11-02 23:21:13,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-02 23:21:13,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-11-02 23:21:13,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 5016 transitions. [2021-11-02 23:21:13,157 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8132295719844358 [2021-11-02 23:21:13,157 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 5016 transitions. [2021-11-02 23:21:13,157 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 5016 transitions. [2021-11-02 23:21:13,159 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:13,160 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 5016 transitions. [2021-11-02 23:21:13,168 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 209.0) internal successors, (5016), 24 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) [2021-11-02 23:21:13,180 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 257.0) internal successors, (6425), 25 states have internal predecessors, (6425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:13,181 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 257.0) internal successors, (6425), 25 states have internal predecessors, (6425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:13,181 INFO L186 Difference]: Start difference. First operand has 277 places, 236 transitions, 708 flow. Second operand 24 states and 5016 transitions. [2021-11-02 23:21:13,181 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 300 places, 256 transitions, 892 flow [2021-11-02 23:21:13,186 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 283 places, 256 transitions, 826 flow, removed 16 selfloop flow, removed 17 redundant places. [2021-11-02 23:21:13,194 INFO L242 Difference]: Finished difference. Result has 286 places, 239 transitions, 746 flow [2021-11-02 23:21:13,195 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=257, PETRI_DIFFERENCE_MINUEND_FLOW=642, PETRI_DIFFERENCE_MINUEND_PLACES=260, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=236, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=213, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=746, PETRI_PLACES=286, PETRI_TRANSITIONS=239} [2021-11-02 23:21:13,195 INFO L334 CegarLoopForPetriNet]: 217 programPoint places, 69 predicate places. [2021-11-02 23:21:13,196 INFO L470 AbstractCegarLoop]: Abstraction has has 286 places, 239 transitions, 746 flow [2021-11-02 23:21:13,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 209.26315789473685) internal successors, (3976), 19 states have internal predecessors, (3976), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:13,197 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:13,197 INFO L254 CegarLoopForPetriNet]: trace histogram [8, 8, 8, 8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:21:13,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-11-02 23:21:13,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-11-02 23:21:13,411 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-02 23:21:13,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:13,412 INFO L85 PathProgramCache]: Analyzing trace with hash -319622774, now seen corresponding path program 7 times [2021-11-02 23:21:13,412 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:13,412 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946978327] [2021-11-02 23:21:13,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:13,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:13,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:13,660 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-02 23:21:13,661 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:13,661 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946978327] [2021-11-02 23:21:13,661 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946978327] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:13,661 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [772389741] [2021-11-02 23:21:13,661 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-02 23:21:13,662 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:13,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:13,668 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:13,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-11-02 23:21:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:14,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-02 23:21:14,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:14,382 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-02 23:21:14,383 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [772389741] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:14,383 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:21:14,383 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 21 [2021-11-02 23:21:14,384 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858660824] [2021-11-02 23:21:14,386 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-02 23:21:14,386 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:14,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-02 23:21:14,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-11-02 23:21:14,390 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 207 out of 257 [2021-11-02 23:21:14,395 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 286 places, 239 transitions, 746 flow. Second operand has 21 states, 21 states have (on average 209.28571428571428) internal successors, (4395), 21 states have internal predecessors, (4395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:14,395 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:14,395 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 207 of 257 [2021-11-02 23:21:14,395 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:14,848 INFO L129 PetriNetUnfolder]: 5/305 cut-off events. [2021-11-02 23:21:14,848 INFO L130 PetriNetUnfolder]: For 311/312 co-relation queries the response was YES. [2021-11-02 23:21:14,852 INFO L84 FinitePrefix]: Finished finitePrefix Result has 554 conditions, 305 events. 5/305 cut-off events. For 311/312 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 709 event pairs, 1 based on Foata normal form. 1/294 useless extension candidates. Maximal degree in co-relation 522. Up to 10 conditions per place. [2021-11-02 23:21:14,855 INFO L132 encePairwiseOnDemand]: 252/257 looper letters, 26 selfloop transitions, 26 changer transitions 0/261 dead transitions. [2021-11-02 23:21:14,855 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 312 places, 261 transitions, 952 flow [2021-11-02 23:21:14,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-02 23:21:14,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2021-11-02 23:21:14,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 5642 transitions. [2021-11-02 23:21:14,863 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8130854589998558 [2021-11-02 23:21:14,863 INFO L72 ComplementDD]: Start complementDD. Operand 27 states and 5642 transitions. [2021-11-02 23:21:14,863 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 5642 transitions. [2021-11-02 23:21:14,866 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:14,866 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 27 states and 5642 transitions. [2021-11-02 23:21:14,924 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 28 states, 27 states have (on average 208.96296296296296) internal successors, (5642), 27 states have internal predecessors, (5642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:14,933 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 28 states, 28 states have (on average 257.0) internal successors, (7196), 28 states have internal predecessors, (7196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:14,935 INFO L81 ComplementDD]: Finished complementDD. Result has 28 states, 28 states have (on average 257.0) internal successors, (7196), 28 states have internal predecessors, (7196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:14,935 INFO L186 Difference]: Start difference. First operand has 286 places, 239 transitions, 746 flow. Second operand 27 states and 5642 transitions. [2021-11-02 23:21:14,935 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 312 places, 261 transitions, 952 flow [2021-11-02 23:21:14,943 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 292 places, 261 transitions, 874 flow, removed 19 selfloop flow, removed 20 redundant places. [2021-11-02 23:21:14,949 INFO L242 Difference]: Finished difference. Result has 295 places, 242 transitions, 784 flow [2021-11-02 23:21:14,950 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=257, PETRI_DIFFERENCE_MINUEND_FLOW=668, PETRI_DIFFERENCE_MINUEND_PLACES=266, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=239, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=213, PETRI_DIFFERENCE_SUBTRAHEND_STATES=27, PETRI_FLOW=784, PETRI_PLACES=295, PETRI_TRANSITIONS=242} [2021-11-02 23:21:14,950 INFO L334 CegarLoopForPetriNet]: 217 programPoint places, 78 predicate places. [2021-11-02 23:21:14,950 INFO L470 AbstractCegarLoop]: Abstraction has has 295 places, 242 transitions, 784 flow [2021-11-02 23:21:14,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 209.28571428571428) internal successors, (4395), 21 states have internal predecessors, (4395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:14,952 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:14,952 INFO L254 CegarLoopForPetriNet]: trace histogram [9, 9, 9, 9, 9, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:21:14,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-11-02 23:21:15,167 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:15,168 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-02 23:21:15,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:15,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1842532640, now seen corresponding path program 8 times [2021-11-02 23:21:15,168 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:15,169 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947074465] [2021-11-02 23:21:15,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:15,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:15,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:15,405 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-02 23:21:15,406 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:15,406 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947074465] [2021-11-02 23:21:15,406 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947074465] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:15,407 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1941504730] [2021-11-02 23:21:15,407 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-02 23:21:15,407 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:15,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:15,418 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:15,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-11-02 23:21:15,934 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-02 23:21:15,936 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:21:15,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-02 23:21:15,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:16,196 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-02 23:21:16,197 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1941504730] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:16,197 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:21:16,197 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 23 [2021-11-02 23:21:16,197 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240563157] [2021-11-02 23:21:16,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-02 23:21:16,198 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:16,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-02 23:21:16,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-11-02 23:21:16,202 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 207 out of 257 [2021-11-02 23:21:16,207 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 295 places, 242 transitions, 784 flow. Second operand has 23 states, 23 states have (on average 209.30434782608697) internal successors, (4814), 23 states have internal predecessors, (4814), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:16,207 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:16,207 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 207 of 257 [2021-11-02 23:21:16,207 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:16,632 INFO L129 PetriNetUnfolder]: 5/307 cut-off events. [2021-11-02 23:21:16,632 INFO L130 PetriNetUnfolder]: For 338/339 co-relation queries the response was YES. [2021-11-02 23:21:16,636 INFO L84 FinitePrefix]: Finished finitePrefix Result has 564 conditions, 307 events. 5/307 cut-off events. For 338/339 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 703 event pairs, 1 based on Foata normal form. 1/296 useless extension candidates. Maximal degree in co-relation 529. Up to 11 conditions per place. [2021-11-02 23:21:16,638 INFO L132 encePairwiseOnDemand]: 251/257 looper letters, 24 selfloop transitions, 30 changer transitions 0/263 dead transitions. [2021-11-02 23:21:16,639 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 324 places, 263 transitions, 966 flow [2021-11-02 23:21:16,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-02 23:21:16,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-11-02 23:21:16,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 6265 transitions. [2021-11-02 23:21:16,652 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8125810635538262 [2021-11-02 23:21:16,652 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 6265 transitions. [2021-11-02 23:21:16,653 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 6265 transitions. [2021-11-02 23:21:16,655 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:16,655 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 6265 transitions. [2021-11-02 23:21:16,681 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 208.83333333333334) internal successors, (6265), 30 states have internal predecessors, (6265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:16,690 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 257.0) internal successors, (7967), 31 states have internal predecessors, (7967), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:16,692 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 257.0) internal successors, (7967), 31 states have internal predecessors, (7967), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:16,692 INFO L186 Difference]: Start difference. First operand has 295 places, 242 transitions, 784 flow. Second operand 30 states and 6265 transitions. [2021-11-02 23:21:16,692 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 324 places, 263 transitions, 966 flow [2021-11-02 23:21:16,703 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 301 places, 263 transitions, 876 flow, removed 22 selfloop flow, removed 23 redundant places. [2021-11-02 23:21:16,713 INFO L242 Difference]: Finished difference. Result has 305 places, 245 transitions, 810 flow [2021-11-02 23:21:16,713 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=257, PETRI_DIFFERENCE_MINUEND_FLOW=694, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=242, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=212, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=810, PETRI_PLACES=305, PETRI_TRANSITIONS=245} [2021-11-02 23:21:16,714 INFO L334 CegarLoopForPetriNet]: 217 programPoint places, 88 predicate places. [2021-11-02 23:21:16,714 INFO L470 AbstractCegarLoop]: Abstraction has has 305 places, 245 transitions, 810 flow [2021-11-02 23:21:16,715 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 209.30434782608697) internal successors, (4814), 23 states have internal predecessors, (4814), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:16,716 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:16,716 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:21:16,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-11-02 23:21:16,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:16,940 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-02 23:21:16,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:16,940 INFO L85 PathProgramCache]: Analyzing trace with hash 687685450, now seen corresponding path program 9 times [2021-11-02 23:21:16,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:16,940 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382462977] [2021-11-02 23:21:16,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:16,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:16,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:21:16,970 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:21:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:21:17,029 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:21:17,030 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-11-02 23:21:17,030 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-11-02 23:21:17,030 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 23:21:17,031 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 23:21:17,031 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 23:21:17,031 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 23:21:17,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-11-02 23:21:17,031 INFO L731 BasicCegarLoop]: Path program histogram: [9, 2, 1, 1, 1] [2021-11-02 23:21:17,032 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-11-02 23:21:17,032 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-11-02 23:21:17,052 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,052 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,052 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,052 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,053 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,053 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,053 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,053 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,053 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,053 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,054 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,054 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,054 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,054 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,054 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,054 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,055 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,055 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,055 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,055 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,070 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,070 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,070 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,070 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,071 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,071 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,071 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,071 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,071 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,071 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,072 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,072 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,072 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,072 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,072 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,072 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,072 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,073 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,073 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,073 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,073 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,073 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,073 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,073 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,074 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,074 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,074 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,074 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,074 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,074 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,074 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,075 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,076 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,076 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,076 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,076 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,079 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,080 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,080 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,080 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,082 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,082 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,083 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,083 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,083 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,083 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,084 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,085 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,085 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,085 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,091 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,091 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,096 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,096 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,096 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,097 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,097 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,097 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,098 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,098 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,098 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,098 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,098 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,098 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,099 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,099 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,099 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,099 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,101 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,101 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,101 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,101 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,101 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,102 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,102 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,102 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,102 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,102 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,103 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,103 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,103 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,103 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,103 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,103 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,104 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,104 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,104 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,104 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,104 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,105 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,105 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,105 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,105 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,105 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,105 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,105 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,106 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,106 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,106 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,106 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,106 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,106 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,107 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,107 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,107 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,107 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,107 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,107 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,108 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,109 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,109 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,113 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,113 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,113 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,113 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,113 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,113 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,113 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,114 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,114 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,115 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,115 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,115 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,116 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,116 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,116 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,116 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,116 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,119 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,119 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,121 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,122 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,122 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,122 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,125 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,125 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,126 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,126 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,128 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,128 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,128 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,128 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,129 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,129 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,130 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,130 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,131 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,131 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,131 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,131 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,131 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,131 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,132 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,132 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,132 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,132 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,132 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,132 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,134 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,135 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,135 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,137 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,137 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,137 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,138 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,140 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,141 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,141 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,142 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,142 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,142 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,143 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,146 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,146 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,146 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,148 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,148 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,149 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,149 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:21:17,154 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-11-02 23:21:17,156 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-02 23:21:17,156 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 [2021-11-02 23:21:17,157 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-11-02 23:21:17,160 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 276 places, 328 transitions, 686 flow [2021-11-02 23:21:17,277 INFO L129 PetriNetUnfolder]: 110/614 cut-off events. [2021-11-02 23:21:17,277 INFO L130 PetriNetUnfolder]: For 19/22 co-relation queries the response was YES. [2021-11-02 23:21:17,290 INFO L84 FinitePrefix]: Finished finitePrefix Result has 642 conditions, 614 events. 110/614 cut-off events. For 19/22 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 2684 event pairs, 1 based on Foata normal form. 0/493 useless extension candidates. Maximal degree in co-relation 427. Up to 16 conditions per place. [2021-11-02 23:21:17,290 INFO L82 GeneralOperation]: Start removeDead. Operand has 276 places, 328 transitions, 686 flow [2021-11-02 23:21:17,307 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 276 places, 328 transitions, 686 flow [2021-11-02 23:21:17,316 INFO L129 PetriNetUnfolder]: 12/118 cut-off events. [2021-11-02 23:21:17,317 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-11-02 23:21:17,317 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:17,317 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:21:17,318 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-02 23:21:17,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:17,318 INFO L85 PathProgramCache]: Analyzing trace with hash 2136210953, now seen corresponding path program 1 times [2021-11-02 23:21:17,318 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:17,318 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897323127] [2021-11-02 23:21:17,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:17,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:17,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:21:17,337 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:17,337 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897323127] [2021-11-02 23:21:17,337 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897323127] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:21:17,338 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:21:17,338 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 23:21:17,338 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866146290] [2021-11-02 23:21:17,339 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-02 23:21:17,339 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:17,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-02 23:21:17,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-02 23:21:17,341 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 273 out of 328 [2021-11-02 23:21:17,342 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 276 places, 328 transitions, 686 flow. Second operand has 2 states, 2 states have (on average 274.0) internal successors, (548), 2 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:17,342 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:17,342 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 273 of 328 [2021-11-02 23:21:17,342 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:17,442 INFO L129 PetriNetUnfolder]: 16/513 cut-off events. [2021-11-02 23:21:17,442 INFO L130 PetriNetUnfolder]: For 19/25 co-relation queries the response was YES. [2021-11-02 23:21:17,451 INFO L84 FinitePrefix]: Finished finitePrefix Result has 542 conditions, 513 events. 16/513 cut-off events. For 19/25 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 2350 event pairs, 1 based on Foata normal form. 94/576 useless extension candidates. Maximal degree in co-relation 537. Up to 12 conditions per place. [2021-11-02 23:21:17,454 INFO L132 encePairwiseOnDemand]: 277/328 looper letters, 0 selfloop transitions, 0 changer transitions 1/273 dead transitions. [2021-11-02 23:21:17,455 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 273 places, 273 transitions, 576 flow [2021-11-02 23:21:17,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 23:21:17,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-11-02 23:21:17,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 597 transitions. [2021-11-02 23:21:17,456 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9100609756097561 [2021-11-02 23:21:17,457 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 597 transitions. [2021-11-02 23:21:17,457 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 597 transitions. [2021-11-02 23:21:17,457 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:17,457 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 597 transitions. [2021-11-02 23:21:17,459 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 298.5) internal successors, (597), 2 states have internal predecessors, (597), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:17,460 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 328.0) internal successors, (984), 3 states have internal predecessors, (984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:17,460 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 328.0) internal successors, (984), 3 states have internal predecessors, (984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:17,460 INFO L186 Difference]: Start difference. First operand has 276 places, 328 transitions, 686 flow. Second operand 2 states and 597 transitions. [2021-11-02 23:21:17,461 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 273 places, 273 transitions, 576 flow [2021-11-02 23:21:17,463 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 273 transitions, 576 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-02 23:21:17,467 INFO L242 Difference]: Finished difference. Result has 273 places, 272 transitions, 574 flow [2021-11-02 23:21:17,468 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=328, PETRI_DIFFERENCE_MINUEND_FLOW=576, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=273, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=273, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=574, PETRI_PLACES=273, PETRI_TRANSITIONS=272} [2021-11-02 23:21:17,469 INFO L334 CegarLoopForPetriNet]: 276 programPoint places, -3 predicate places. [2021-11-02 23:21:17,469 INFO L470 AbstractCegarLoop]: Abstraction has has 273 places, 272 transitions, 574 flow [2021-11-02 23:21:17,469 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 274.0) internal successors, (548), 2 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:17,470 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:17,470 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] [2021-11-02 23:21:17,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-11-02 23:21:17,470 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-02 23:21:17,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:17,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1563645575, now seen corresponding path program 1 times [2021-11-02 23:21:17,471 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:17,471 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188190113] [2021-11-02 23:21:17,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:17,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:17,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:21:17,502 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:17,502 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188190113] [2021-11-02 23:21:17,502 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188190113] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:21:17,502 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:21:17,503 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:21:17,503 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885549484] [2021-11-02 23:21:17,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:21:17,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:17,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:21:17,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:21:17,506 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 266 out of 328 [2021-11-02 23:21:17,507 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 273 places, 272 transitions, 574 flow. Second operand has 3 states, 3 states have (on average 267.0) internal successors, (801), 3 states have internal predecessors, (801), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:17,507 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:17,507 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 266 of 328 [2021-11-02 23:21:17,507 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:17,658 INFO L129 PetriNetUnfolder]: 16/516 cut-off events. [2021-11-02 23:21:17,658 INFO L130 PetriNetUnfolder]: For 19/25 co-relation queries the response was YES. [2021-11-02 23:21:17,666 INFO L84 FinitePrefix]: Finished finitePrefix Result has 557 conditions, 516 events. 16/516 cut-off events. For 19/25 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 2347 event pairs, 1 based on Foata normal form. 0/486 useless extension candidates. Maximal degree in co-relation 551. Up to 12 conditions per place. [2021-11-02 23:21:17,669 INFO L132 encePairwiseOnDemand]: 325/328 looper letters, 9 selfloop transitions, 2 changer transitions 0/276 dead transitions. [2021-11-02 23:21:17,669 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 274 places, 276 transitions, 604 flow [2021-11-02 23:21:17,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:21:17,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-02 23:21:17,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 810 transitions. [2021-11-02 23:21:17,671 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.823170731707317 [2021-11-02 23:21:17,671 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 810 transitions. [2021-11-02 23:21:17,672 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 810 transitions. [2021-11-02 23:21:17,672 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:17,672 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 810 transitions. [2021-11-02 23:21:17,673 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 270.0) internal successors, (810), 3 states have internal predecessors, (810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:17,675 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 328.0) internal successors, (1312), 4 states have internal predecessors, (1312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:17,675 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 328.0) internal successors, (1312), 4 states have internal predecessors, (1312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:17,675 INFO L186 Difference]: Start difference. First operand has 273 places, 272 transitions, 574 flow. Second operand 3 states and 810 transitions. [2021-11-02 23:21:17,676 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 274 places, 276 transitions, 604 flow [2021-11-02 23:21:17,678 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 274 places, 276 transitions, 604 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-02 23:21:17,683 INFO L242 Difference]: Finished difference. Result has 275 places, 273 transitions, 586 flow [2021-11-02 23:21:17,684 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=328, PETRI_DIFFERENCE_MINUEND_FLOW=574, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=272, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=270, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=586, PETRI_PLACES=275, PETRI_TRANSITIONS=273} [2021-11-02 23:21:17,684 INFO L334 CegarLoopForPetriNet]: 276 programPoint places, -1 predicate places. [2021-11-02 23:21:17,685 INFO L470 AbstractCegarLoop]: Abstraction has has 275 places, 273 transitions, 586 flow [2021-11-02 23:21:17,685 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 267.0) internal successors, (801), 3 states have internal predecessors, (801), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:17,685 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:17,685 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:21:17,685 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-11-02 23:21:17,686 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-02 23:21:17,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:17,686 INFO L85 PathProgramCache]: Analyzing trace with hash -404430855, now seen corresponding path program 1 times [2021-11-02 23:21:17,687 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:17,687 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968150988] [2021-11-02 23:21:17,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:17,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:17,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:17,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:21:17,732 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:17,732 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968150988] [2021-11-02 23:21:17,732 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968150988] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:17,733 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1308445901] [2021-11-02 23:21:17,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:17,733 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:17,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:17,736 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:17,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-11-02 23:21:18,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:18,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-02 23:21:18,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:18,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-02 23:21:18,373 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1308445901] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:21:18,373 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-02 23:21:18,373 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-11-02 23:21:18,373 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710431835] [2021-11-02 23:21:18,374 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:21:18,374 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:18,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:21:18,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-02 23:21:18,376 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 266 out of 328 [2021-11-02 23:21:18,376 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 275 places, 273 transitions, 586 flow. Second operand has 3 states, 3 states have (on average 267.0) internal successors, (801), 3 states have internal predecessors, (801), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:18,377 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:18,377 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 266 of 328 [2021-11-02 23:21:18,377 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:18,484 INFO L129 PetriNetUnfolder]: 14/473 cut-off events. [2021-11-02 23:21:18,484 INFO L130 PetriNetUnfolder]: For 20/26 co-relation queries the response was YES. [2021-11-02 23:21:18,492 INFO L84 FinitePrefix]: Finished finitePrefix Result has 529 conditions, 473 events. 14/473 cut-off events. For 20/26 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 2067 event pairs, 1 based on Foata normal form. 0/447 useless extension candidates. Maximal degree in co-relation 521. Up to 16 conditions per place. [2021-11-02 23:21:18,499 INFO L132 encePairwiseOnDemand]: 325/328 looper letters, 9 selfloop transitions, 2 changer transitions 0/277 dead transitions. [2021-11-02 23:21:18,499 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 277 places, 277 transitions, 616 flow [2021-11-02 23:21:18,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:21:18,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-02 23:21:18,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 810 transitions. [2021-11-02 23:21:18,501 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.823170731707317 [2021-11-02 23:21:18,501 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 810 transitions. [2021-11-02 23:21:18,501 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 810 transitions. [2021-11-02 23:21:18,501 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:18,502 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 810 transitions. [2021-11-02 23:21:18,503 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 270.0) internal successors, (810), 3 states have internal predecessors, (810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:18,504 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 328.0) internal successors, (1312), 4 states have internal predecessors, (1312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:18,505 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 328.0) internal successors, (1312), 4 states have internal predecessors, (1312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:18,505 INFO L186 Difference]: Start difference. First operand has 275 places, 273 transitions, 586 flow. Second operand 3 states and 810 transitions. [2021-11-02 23:21:18,505 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 277 places, 277 transitions, 616 flow [2021-11-02 23:21:18,508 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 276 places, 277 transitions, 614 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-02 23:21:18,512 INFO L242 Difference]: Finished difference. Result has 277 places, 274 transitions, 596 flow [2021-11-02 23:21:18,513 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=328, PETRI_DIFFERENCE_MINUEND_FLOW=584, PETRI_DIFFERENCE_MINUEND_PLACES=274, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=273, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=271, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=596, PETRI_PLACES=277, PETRI_TRANSITIONS=274} [2021-11-02 23:21:18,513 INFO L334 CegarLoopForPetriNet]: 276 programPoint places, 1 predicate places. [2021-11-02 23:21:18,513 INFO L470 AbstractCegarLoop]: Abstraction has has 277 places, 274 transitions, 596 flow [2021-11-02 23:21:18,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 267.0) internal successors, (801), 3 states have internal predecessors, (801), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:18,514 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:18,514 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] [2021-11-02 23:21:18,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2021-11-02 23:21:18,739 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:18,740 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-02 23:21:18,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:18,740 INFO L85 PathProgramCache]: Analyzing trace with hash 1574212263, now seen corresponding path program 1 times [2021-11-02 23:21:18,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:18,741 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358664127] [2021-11-02 23:21:18,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:18,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:18,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-02 23:21:18,781 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:18,782 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358664127] [2021-11-02 23:21:18,782 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358664127] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:18,782 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1247911709] [2021-11-02 23:21:18,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:18,783 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:18,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:18,784 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:18,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-11-02 23:21:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:19,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-02 23:21:19,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:19,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-02 23:21:19,473 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1247911709] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:19,473 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:21:19,474 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-11-02 23:21:19,474 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605688210] [2021-11-02 23:21:19,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-02 23:21:19,475 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:19,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-02 23:21:19,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-02 23:21:19,478 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 265 out of 328 [2021-11-02 23:21:19,480 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 277 places, 274 transitions, 596 flow. Second operand has 7 states, 7 states have (on average 266.85714285714283) internal successors, (1868), 7 states have internal predecessors, (1868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:19,480 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:19,481 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 265 of 328 [2021-11-02 23:21:19,481 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:19,667 INFO L129 PetriNetUnfolder]: 14/478 cut-off events. [2021-11-02 23:21:19,667 INFO L130 PetriNetUnfolder]: For 20/26 co-relation queries the response was YES. [2021-11-02 23:21:19,677 INFO L84 FinitePrefix]: Finished finitePrefix Result has 541 conditions, 478 events. 14/478 cut-off events. For 20/26 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 2068 event pairs, 1 based on Foata normal form. 1/456 useless extension candidates. Maximal degree in co-relation 532. Up to 12 conditions per place. [2021-11-02 23:21:19,680 INFO L132 encePairwiseOnDemand]: 323/328 looper letters, 12 selfloop transitions, 5 changer transitions 0/282 dead transitions. [2021-11-02 23:21:19,680 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 282 places, 282 transitions, 648 flow [2021-11-02 23:21:19,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 23:21:19,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-02 23:21:19,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1608 transitions. [2021-11-02 23:21:19,683 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8170731707317073 [2021-11-02 23:21:19,683 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1608 transitions. [2021-11-02 23:21:19,683 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1608 transitions. [2021-11-02 23:21:19,684 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:19,685 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1608 transitions. [2021-11-02 23:21:19,687 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 268.0) internal successors, (1608), 6 states have internal predecessors, (1608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:19,689 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 328.0) internal successors, (2296), 7 states have internal predecessors, (2296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:19,690 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 328.0) internal successors, (2296), 7 states have internal predecessors, (2296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:19,690 INFO L186 Difference]: Start difference. First operand has 277 places, 274 transitions, 596 flow. Second operand 6 states and 1608 transitions. [2021-11-02 23:21:19,690 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 282 places, 282 transitions, 648 flow [2021-11-02 23:21:19,693 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 281 places, 282 transitions, 646 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-02 23:21:19,699 INFO L242 Difference]: Finished difference. Result has 284 places, 277 transitions, 626 flow [2021-11-02 23:21:19,699 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=328, PETRI_DIFFERENCE_MINUEND_FLOW=594, PETRI_DIFFERENCE_MINUEND_PLACES=276, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=274, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=269, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=626, PETRI_PLACES=284, PETRI_TRANSITIONS=277} [2021-11-02 23:21:19,700 INFO L334 CegarLoopForPetriNet]: 276 programPoint places, 8 predicate places. [2021-11-02 23:21:19,700 INFO L470 AbstractCegarLoop]: Abstraction has has 284 places, 277 transitions, 626 flow [2021-11-02 23:21:19,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 266.85714285714283) internal successors, (1868), 7 states have internal predecessors, (1868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:19,700 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:19,701 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:21:19,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2021-11-02 23:21:19,915 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:19,916 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-02 23:21:19,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:19,916 INFO L85 PathProgramCache]: Analyzing trace with hash 2108995317, now seen corresponding path program 2 times [2021-11-02 23:21:19,917 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:19,917 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167310242] [2021-11-02 23:21:19,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:19,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:19,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:19,979 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-02 23:21:19,979 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:19,980 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167310242] [2021-11-02 23:21:19,980 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167310242] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:19,982 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1004901379] [2021-11-02 23:21:19,982 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-02 23:21:19,982 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:19,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:19,983 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:20,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-11-02 23:21:20,526 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-02 23:21:20,526 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:21:20,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-02 23:21:20,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:20,691 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-02 23:21:20,691 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1004901379] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:20,691 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:21:20,691 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-11-02 23:21:20,692 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073003223] [2021-11-02 23:21:20,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-02 23:21:20,692 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:20,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-02 23:21:20,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-02 23:21:20,694 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 265 out of 328 [2021-11-02 23:21:20,696 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 284 places, 277 transitions, 626 flow. Second operand has 7 states, 7 states have (on average 266.85714285714283) internal successors, (1868), 7 states have internal predecessors, (1868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:20,696 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:20,696 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 265 of 328 [2021-11-02 23:21:20,696 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:20,859 INFO L129 PetriNetUnfolder]: 12/435 cut-off events. [2021-11-02 23:21:20,859 INFO L130 PetriNetUnfolder]: For 27/30 co-relation queries the response was YES. [2021-11-02 23:21:20,868 INFO L84 FinitePrefix]: Finished finitePrefix Result has 516 conditions, 435 events. 12/435 cut-off events. For 27/30 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1669 event pairs, 2 based on Foata normal form. 1/415 useless extension candidates. Maximal degree in co-relation 504. Up to 13 conditions per place. [2021-11-02 23:21:20,870 INFO L132 encePairwiseOnDemand]: 323/328 looper letters, 12 selfloop transitions, 5 changer transitions 0/285 dead transitions. [2021-11-02 23:21:20,870 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 289 places, 285 transitions, 678 flow [2021-11-02 23:21:20,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 23:21:20,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-02 23:21:20,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1608 transitions. [2021-11-02 23:21:20,873 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8170731707317073 [2021-11-02 23:21:20,873 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1608 transitions. [2021-11-02 23:21:20,873 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1608 transitions. [2021-11-02 23:21:20,874 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:20,874 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1608 transitions. [2021-11-02 23:21:20,876 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 268.0) internal successors, (1608), 6 states have internal predecessors, (1608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:20,879 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 328.0) internal successors, (2296), 7 states have internal predecessors, (2296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:20,879 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 328.0) internal successors, (2296), 7 states have internal predecessors, (2296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:20,880 INFO L186 Difference]: Start difference. First operand has 284 places, 277 transitions, 626 flow. Second operand 6 states and 1608 transitions. [2021-11-02 23:21:20,880 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 289 places, 285 transitions, 678 flow [2021-11-02 23:21:20,883 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 287 places, 285 transitions, 672 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-11-02 23:21:20,888 INFO L242 Difference]: Finished difference. Result has 290 places, 280 transitions, 652 flow [2021-11-02 23:21:20,888 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=328, PETRI_DIFFERENCE_MINUEND_FLOW=620, PETRI_DIFFERENCE_MINUEND_PLACES=282, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=277, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=272, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=652, PETRI_PLACES=290, PETRI_TRANSITIONS=280} [2021-11-02 23:21:20,890 INFO L334 CegarLoopForPetriNet]: 276 programPoint places, 14 predicate places. [2021-11-02 23:21:20,890 INFO L470 AbstractCegarLoop]: Abstraction has has 290 places, 280 transitions, 652 flow [2021-11-02 23:21:20,891 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 266.85714285714283) internal successors, (1868), 7 states have internal predecessors, (1868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:20,891 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:20,891 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:21:20,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2021-11-02 23:21:21,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-11-02 23:21:21,120 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-02 23:21:21,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:21,120 INFO L85 PathProgramCache]: Analyzing trace with hash 625479683, now seen corresponding path program 1 times [2021-11-02 23:21:21,120 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:21,120 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348927369] [2021-11-02 23:21:21,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:21,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:21,176 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:21:21,177 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:21,177 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348927369] [2021-11-02 23:21:21,177 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348927369] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:21,177 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [868873313] [2021-11-02 23:21:21,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:21,178 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:21,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:21,186 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:21,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-11-02 23:21:21,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:21,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-02 23:21:21,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:21,976 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:21:21,977 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [868873313] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:21,977 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:21:21,977 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-11-02 23:21:21,977 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254017308] [2021-11-02 23:21:21,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-02 23:21:21,978 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:21,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-02 23:21:21,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-02 23:21:21,981 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 265 out of 328 [2021-11-02 23:21:21,983 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 290 places, 280 transitions, 652 flow. Second operand has 9 states, 9 states have (on average 267.0) internal successors, (2403), 9 states have internal predecessors, (2403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:21,983 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:21,984 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 265 of 328 [2021-11-02 23:21:21,984 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:22,167 INFO L129 PetriNetUnfolder]: 12/440 cut-off events. [2021-11-02 23:21:22,168 INFO L130 PetriNetUnfolder]: For 32/35 co-relation queries the response was YES. [2021-11-02 23:21:22,177 INFO L84 FinitePrefix]: Finished finitePrefix Result has 541 conditions, 440 events. 12/440 cut-off events. For 32/35 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1670 event pairs, 2 based on Foata normal form. 1/420 useless extension candidates. Maximal degree in co-relation 526. Up to 12 conditions per place. [2021-11-02 23:21:22,180 INFO L132 encePairwiseOnDemand]: 323/328 looper letters, 14 selfloop transitions, 8 changer transitions 0/290 dead transitions. [2021-11-02 23:21:22,180 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 298 places, 290 transitions, 726 flow [2021-11-02 23:21:22,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-02 23:21:22,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-02 23:21:22,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2408 transitions. [2021-11-02 23:21:22,185 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8157181571815718 [2021-11-02 23:21:22,185 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2408 transitions. [2021-11-02 23:21:22,185 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2408 transitions. [2021-11-02 23:21:22,186 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:22,186 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2408 transitions. [2021-11-02 23:21:22,190 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 267.55555555555554) internal successors, (2408), 9 states have internal predecessors, (2408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:22,194 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 328.0) internal successors, (3280), 10 states have internal predecessors, (3280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:22,195 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 328.0) internal successors, (3280), 10 states have internal predecessors, (3280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:22,195 INFO L186 Difference]: Start difference. First operand has 290 places, 280 transitions, 652 flow. Second operand 9 states and 2408 transitions. [2021-11-02 23:21:22,195 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 298 places, 290 transitions, 726 flow [2021-11-02 23:21:22,199 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 296 places, 290 transitions, 720 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-11-02 23:21:22,204 INFO L242 Difference]: Finished difference. Result has 299 places, 283 transitions, 690 flow [2021-11-02 23:21:22,205 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=328, PETRI_DIFFERENCE_MINUEND_FLOW=646, PETRI_DIFFERENCE_MINUEND_PLACES=288, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=280, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=272, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=690, PETRI_PLACES=299, PETRI_TRANSITIONS=283} [2021-11-02 23:21:22,205 INFO L334 CegarLoopForPetriNet]: 276 programPoint places, 23 predicate places. [2021-11-02 23:21:22,205 INFO L470 AbstractCegarLoop]: Abstraction has has 299 places, 283 transitions, 690 flow [2021-11-02 23:21:22,206 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 267.0) internal successors, (2403), 9 states have internal predecessors, (2403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:22,206 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:22,207 INFO L254 CegarLoopForPetriNet]: trace histogram [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] [2021-11-02 23:21:22,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2021-11-02 23:21:22,423 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2021-11-02 23:21:22,423 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-02 23:21:22,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:22,424 INFO L85 PathProgramCache]: Analyzing trace with hash -1396060427, now seen corresponding path program 2 times [2021-11-02 23:21:22,424 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:22,424 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757372085] [2021-11-02 23:21:22,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:22,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:22,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:22,512 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:21:22,513 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:22,513 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757372085] [2021-11-02 23:21:22,513 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757372085] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:22,513 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [281048567] [2021-11-02 23:21:22,514 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-02 23:21:22,514 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:22,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:22,515 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:22,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2021-11-02 23:21:23,263 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-02 23:21:23,263 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:21:23,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-02 23:21:23,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:23,335 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 [2021-11-02 23:21:23,354 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 7 treesize of output 6 [2021-11-02 23:21:23,575 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-02 23:21:23,575 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 [2021-11-02 23:21:23,664 INFO L354 Elim1Store]: treesize reduction 30, result has 14.3 percent of original size [2021-11-02 23:21:23,665 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 26 treesize of output 26 [2021-11-02 23:21:23,671 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 23 treesize of output 22 [2021-11-02 23:21:23,760 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 18 treesize of output 14 [2021-11-02 23:21:23,845 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-02 23:21:23,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [281048567] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:21:23,846 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-02 23:21:23,846 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9] total 16 [2021-11-02 23:21:23,846 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475345556] [2021-11-02 23:21:23,847 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-02 23:21:23,847 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:23,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-02 23:21:23,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2021-11-02 23:21:23,850 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 221 out of 328 [2021-11-02 23:21:23,852 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 299 places, 283 transitions, 690 flow. Second operand has 9 states, 9 states have (on average 223.66666666666666) internal successors, (2013), 9 states have internal predecessors, (2013), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:23,853 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:23,853 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 221 of 328 [2021-11-02 23:21:23,853 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:46,392 INFO L129 PetriNetUnfolder]: 37169/105809 cut-off events. [2021-11-02 23:21:46,392 INFO L130 PetriNetUnfolder]: For 486/486 co-relation queries the response was YES. [2021-11-02 23:21:47,435 INFO L84 FinitePrefix]: Finished finitePrefix Result has 158744 conditions, 105809 events. 37169/105809 cut-off events. For 486/486 co-relation queries the response was YES. Maximal size of possible extension queue 3768. Compared 1539499 event pairs, 8699 based on Foata normal form. 0/102779 useless extension candidates. Maximal degree in co-relation 158726. Up to 26039 conditions per place. [2021-11-02 23:21:48,511 INFO L132 encePairwiseOnDemand]: 314/328 looper letters, 320 selfloop transitions, 54 changer transitions 0/605 dead transitions. [2021-11-02 23:21:48,511 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 319 places, 605 transitions, 2082 flow [2021-11-02 23:21:48,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-02 23:21:48,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-11-02 23:21:48,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 5019 transitions. [2021-11-02 23:21:48,523 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7286585365853658 [2021-11-02 23:21:48,524 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 5019 transitions. [2021-11-02 23:21:48,524 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 5019 transitions. [2021-11-02 23:21:48,528 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:48,528 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 5019 transitions. [2021-11-02 23:21:48,541 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 239.0) internal successors, (5019), 21 states have internal predecessors, (5019), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:48,550 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 328.0) internal successors, (7216), 22 states have internal predecessors, (7216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:48,552 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 328.0) internal successors, (7216), 22 states have internal predecessors, (7216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:48,552 INFO L186 Difference]: Start difference. First operand has 299 places, 283 transitions, 690 flow. Second operand 21 states and 5019 transitions. [2021-11-02 23:21:48,553 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 319 places, 605 transitions, 2082 flow [2021-11-02 23:21:48,565 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 314 places, 605 transitions, 2064 flow, removed 4 selfloop flow, removed 5 redundant places. [2021-11-02 23:21:48,576 INFO L242 Difference]: Finished difference. Result has 330 places, 337 transitions, 1085 flow [2021-11-02 23:21:48,577 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=328, PETRI_DIFFERENCE_MINUEND_FLOW=672, PETRI_DIFFERENCE_MINUEND_PLACES=294, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=283, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=270, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=1085, PETRI_PLACES=330, PETRI_TRANSITIONS=337} [2021-11-02 23:21:48,578 INFO L334 CegarLoopForPetriNet]: 276 programPoint places, 54 predicate places. [2021-11-02 23:21:48,578 INFO L470 AbstractCegarLoop]: Abstraction has has 330 places, 337 transitions, 1085 flow [2021-11-02 23:21:48,579 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 223.66666666666666) internal successors, (2013), 9 states have internal predecessors, (2013), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:48,579 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:48,579 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:21:48,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2021-11-02 23:21:48,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:48,796 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-02 23:21:48,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:48,796 INFO L85 PathProgramCache]: Analyzing trace with hash 1154984692, now seen corresponding path program 1 times [2021-11-02 23:21:48,797 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:48,797 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145617333] [2021-11-02 23:21:48,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:48,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:48,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:48,894 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-02 23:21:48,894 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:48,894 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145617333] [2021-11-02 23:21:48,895 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145617333] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:48,895 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [588722094] [2021-11-02 23:21:48,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:48,895 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:48,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:48,897 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:48,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2021-11-02 23:21:49,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:49,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-02 23:21:49,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:49,869 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-02 23:21:49,870 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [588722094] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:49,870 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:21:49,870 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-11-02 23:21:49,871 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230353775] [2021-11-02 23:21:49,871 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-02 23:21:49,871 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:49,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-02 23:21:49,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-11-02 23:21:49,876 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 265 out of 328 [2021-11-02 23:21:49,879 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 330 places, 337 transitions, 1085 flow. Second operand has 11 states, 11 states have (on average 267.09090909090907) internal successors, (2938), 11 states have internal predecessors, (2938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:49,879 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:49,879 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 265 of 328 [2021-11-02 23:21:49,880 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:50,934 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} OutVars{t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} AuxVars[] AssignedVars[][276], [Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0NotInUse, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), t_funThread3of3ForFork0NotInUse, Black: 1297#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1279#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), 39#t_funENTRYtrue, Black: 1281#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1275#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1271#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1287#(and (= ((as const (Array Int Int)) 0) 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|ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), 1317#true, Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:21:50,935 INFO L384 tUnfolder$Statistics]: this new event has 189 ancestors and is cut-off event [2021-11-02 23:21:50,935 INFO L387 tUnfolder$Statistics]: existing Event has 141 ancestors and is cut-off event [2021-11-02 23:21:50,935 INFO L387 tUnfolder$Statistics]: existing Event has 131 ancestors and is cut-off event [2021-11-02 23:21:50,935 INFO L387 tUnfolder$Statistics]: existing Event has 131 ancestors and is cut-off event [2021-11-02 23:21:50,935 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][239], [104#L945-8true, Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0NotInUse, t_funThread2of3ForFork0InUse, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), t_funThread3of3ForFork0NotInUse, Black: 1297#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) 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1293#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1277#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), 1317#true, Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:21:51,007 INFO L384 tUnfolder$Statistics]: this new event has 189 ancestors and is cut-off event [2021-11-02 23:21:51,008 INFO L387 tUnfolder$Statistics]: existing Event has 179 ancestors and is cut-off event [2021-11-02 23:21:51,008 INFO L387 tUnfolder$Statistics]: existing Event has 179 ancestors and is cut-off event [2021-11-02 23:21:51,008 INFO L387 tUnfolder$Statistics]: existing Event has 189 ancestors and is cut-off event [2021-11-02 23:21:51,036 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1293] t_funEXIT-->L958-5: Formula: (= v_t_funThread3of3ForFork0_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_15| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][317], [Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0NotInUse, t_funThread3of3ForFork0NotInUse, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), Black: 1297#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1279#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), 39#t_funENTRYtrue, Black: 1281#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1275#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1271#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1287#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1273#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) 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const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1283#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1285#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1293#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1277#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), 1317#true, Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:21:51,036 INFO L384 tUnfolder$Statistics]: this new event has 199 ancestors and is cut-off event [2021-11-02 23:21:51,036 INFO L387 tUnfolder$Statistics]: existing Event has 179 ancestors and is cut-off event [2021-11-02 23:21:51,037 INFO L387 tUnfolder$Statistics]: existing Event has 189 ancestors and is cut-off event [2021-11-02 23:21:51,037 INFO L387 tUnfolder$Statistics]: existing Event has 179 ancestors and is cut-off event [2021-11-02 23:21:51,314 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} OutVars{t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} AuxVars[] AssignedVars[][276], [1281#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* 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Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1285#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1293#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1277#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1087#(= (select |#valid| |~#a~0.base|) 1), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), 1317#true, Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, 279#true]) [2021-11-02 23:21:51,315 INFO L384 tUnfolder$Statistics]: this new event has 210 ancestors and is cut-off event [2021-11-02 23:21:51,315 INFO L387 tUnfolder$Statistics]: existing Event has 152 ancestors and is cut-off event [2021-11-02 23:21:51,315 INFO L387 tUnfolder$Statistics]: existing Event has 162 ancestors and is cut-off event [2021-11-02 23:21:51,315 INFO L387 tUnfolder$Statistics]: existing Event has 152 ancestors and is cut-off event [2021-11-02 23:21:51,341 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][239], [Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0NotInUse, t_funThread2of3ForFork0NotInUse, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), t_funThread3of3ForFork0InUse, Black: 1297#(and (<= 1 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|t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1285#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1293#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1277#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), 1317#true, Black: 618#(= ULTIMATE.start_main_~i~3 0), 38#L945-8true, Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:21:51,341 INFO L384 tUnfolder$Statistics]: this new event has 212 ancestors and is cut-off event [2021-11-02 23:21:51,342 INFO L387 tUnfolder$Statistics]: existing Event has 202 ancestors and is cut-off event [2021-11-02 23:21:51,342 INFO L387 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2021-11-02 23:21:51,342 INFO L387 tUnfolder$Statistics]: existing Event has 192 ancestors and is cut-off event [2021-11-02 23:21:51,345 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1293] t_funEXIT-->L958-5: Formula: (= v_t_funThread3of3ForFork0_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_15| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][317], [1281#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), 145#L945-31true, Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0NotInUse, t_funThread3of3ForFork0NotInUse, Black: 1091#(and (= ((as const (Array Int 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112#L958-5true, 279#true]) [2021-11-02 23:21:51,345 INFO L384 tUnfolder$Statistics]: this new event has 220 ancestors and is cut-off event [2021-11-02 23:21:51,345 INFO L387 tUnfolder$Statistics]: existing Event has 200 ancestors and is cut-off event [2021-11-02 23:21:51,345 INFO L387 tUnfolder$Statistics]: existing Event has 210 ancestors and is cut-off event [2021-11-02 23:21:51,345 INFO L387 tUnfolder$Statistics]: existing Event has 200 ancestors and is cut-off event [2021-11-02 23:21:51,358 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} 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1271#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1287#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1273#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1269#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), Black: 284#(= ULTIMATE.start_main_~i~1 0), Black: 1291#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1289#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1283#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1285#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1293#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1277#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), 1317#true, Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:21:51,359 INFO L384 tUnfolder$Statistics]: this new event has 227 ancestors and is cut-off event [2021-11-02 23:21:51,359 INFO L387 tUnfolder$Statistics]: existing Event has 169 ancestors and is cut-off event [2021-11-02 23:21:51,359 INFO L387 tUnfolder$Statistics]: existing Event has 179 ancestors and is cut-off event [2021-11-02 23:21:51,359 INFO L387 tUnfolder$Statistics]: existing Event has 169 ancestors and is cut-off event [2021-11-02 23:21:51,361 INFO L129 PetriNetUnfolder]: 580/4564 cut-off events. [2021-11-02 23:21:51,361 INFO L130 PetriNetUnfolder]: For 7433/7759 co-relation queries the response was YES. [2021-11-02 23:21:51,408 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8818 conditions, 4564 events. 580/4564 cut-off events. For 7433/7759 co-relation queries the response was YES. Maximal size of possible extension queue 193. Compared 47418 event pairs, 103 based on Foata normal form. 9/4367 useless extension candidates. Maximal degree in co-relation 8784. Up to 490 conditions per place. [2021-11-02 23:21:51,441 INFO L132 encePairwiseOnDemand]: 323/328 looper letters, 16 selfloop transitions, 11 changer transitions 0/349 dead transitions. [2021-11-02 23:21:51,441 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 341 places, 349 transitions, 1181 flow [2021-11-02 23:21:51,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-02 23:21:51,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-11-02 23:21:51,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 3208 transitions. [2021-11-02 23:21:51,446 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8150406504065041 [2021-11-02 23:21:51,446 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 3208 transitions. [2021-11-02 23:21:51,447 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 3208 transitions. [2021-11-02 23:21:51,448 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:51,448 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 3208 transitions. [2021-11-02 23:21:51,453 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 267.3333333333333) internal successors, (3208), 12 states have internal predecessors, (3208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:51,457 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 328.0) internal successors, (4264), 13 states have internal predecessors, (4264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:51,459 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 328.0) internal successors, (4264), 13 states have internal predecessors, (4264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:51,459 INFO L186 Difference]: Start difference. First operand has 330 places, 337 transitions, 1085 flow. Second operand 12 states and 3208 transitions. [2021-11-02 23:21:51,459 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 341 places, 349 transitions, 1181 flow [2021-11-02 23:21:51,494 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 341 places, 349 transitions, 1181 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-02 23:21:51,500 INFO L242 Difference]: Finished difference. Result has 344 places, 340 transitions, 1141 flow [2021-11-02 23:21:51,501 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=328, PETRI_DIFFERENCE_MINUEND_FLOW=1085, PETRI_DIFFERENCE_MINUEND_PLACES=330, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=337, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=326, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=1141, PETRI_PLACES=344, PETRI_TRANSITIONS=340} [2021-11-02 23:21:51,502 INFO L334 CegarLoopForPetriNet]: 276 programPoint places, 68 predicate places. [2021-11-02 23:21:51,502 INFO L470 AbstractCegarLoop]: Abstraction has has 344 places, 340 transitions, 1141 flow [2021-11-02 23:21:51,503 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 267.09090909090907) internal successors, (2938), 11 states have internal predecessors, (2938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:51,503 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:51,503 INFO L254 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:21:51,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2021-11-02 23:21:51,719 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:51,720 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-02 23:21:51,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:51,720 INFO L85 PathProgramCache]: Analyzing trace with hash 232299586, now seen corresponding path program 2 times [2021-11-02 23:21:51,720 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:51,720 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817843968] [2021-11-02 23:21:51,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:51,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:51,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:51,827 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-02 23:21:51,827 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:51,827 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817843968] [2021-11-02 23:21:51,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817843968] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:51,827 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [378874950] [2021-11-02 23:21:51,827 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-02 23:21:51,827 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:51,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:51,828 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:51,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2021-11-02 23:21:52,442 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-02 23:21:52,443 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:21:52,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-02 23:21:52,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:52,701 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-02 23:21:52,701 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [378874950] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:52,702 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:21:52,702 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-11-02 23:21:52,702 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303949168] [2021-11-02 23:21:52,702 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-02 23:21:52,703 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:52,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-02 23:21:52,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-11-02 23:21:52,706 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 265 out of 328 [2021-11-02 23:21:52,709 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 344 places, 340 transitions, 1141 flow. Second operand has 13 states, 13 states have (on average 267.15384615384613) internal successors, (3473), 13 states have internal predecessors, (3473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:52,709 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:52,710 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 265 of 328 [2021-11-02 23:21:52,710 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:53,748 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} OutVars{t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} AuxVars[] AssignedVars[][281], [Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0NotInUse, 1572#true, t_funThread3of3ForFork0NotInUse, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), Black: 1297#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1279#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), 39#t_funENTRYtrue, Black: 1281#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 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|t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), 1317#true, Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:21:53,748 INFO L384 tUnfolder$Statistics]: this new event has 194 ancestors and is cut-off event [2021-11-02 23:21:53,749 INFO L387 tUnfolder$Statistics]: existing Event has 136 ancestors and is cut-off event [2021-11-02 23:21:53,749 INFO L387 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2021-11-02 23:21:53,749 INFO L387 tUnfolder$Statistics]: existing Event has 136 ancestors and is cut-off event [2021-11-02 23:21:53,749 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][244], [104#L945-8true, Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0NotInUse, 1572#true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0NotInUse, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select 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23:21:53,824 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][244], [Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0NotInUse, 1572#true, t_funThread2of3ForFork0NotInUse, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (= (select |#valid| 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|t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), 1317#true, Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:21:53,825 INFO L384 tUnfolder$Statistics]: this new event has 194 ancestors and is cut-off event [2021-11-02 23:21:53,825 INFO L387 tUnfolder$Statistics]: existing Event has 184 ancestors and is cut-off event [2021-11-02 23:21:53,825 INFO L387 tUnfolder$Statistics]: existing Event has 194 ancestors and is cut-off event [2021-11-02 23:21:53,825 INFO L387 tUnfolder$Statistics]: existing Event has 184 ancestors and is cut-off event [2021-11-02 23:21:53,851 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1293] t_funEXIT-->L958-5: Formula: (= v_t_funThread3of3ForFork0_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_15| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][322], [Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0NotInUse, 1572#true, t_funThread3of3ForFork0NotInUse, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), Black: 1297#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1279#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), 39#t_funENTRYtrue, Black: 1281#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1275#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1271#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1287#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1273#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1269#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), Black: 284#(= ULTIMATE.start_main_~i~1 0), Black: 1291#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 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|~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1285#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1567#(and (<= ULTIMATE.start_main_~i~1 3) (<= |ULTIMATE.start_main_#t~post45| 2)), Black: 1323#(<= ULTIMATE.start_main_~i~1 2), Black: 1293#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1325#(<= ULTIMATE.start_main_~i~1 3), Black: 1277#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), 1317#true, Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:21:53,851 INFO L384 tUnfolder$Statistics]: this new event has 204 ancestors and is cut-off event [2021-11-02 23:21:53,851 INFO L387 tUnfolder$Statistics]: existing Event has 184 ancestors and is cut-off event [2021-11-02 23:21:53,851 INFO L387 tUnfolder$Statistics]: existing Event has 194 ancestors and is cut-off event [2021-11-02 23:21:53,851 INFO L387 tUnfolder$Statistics]: existing Event has 184 ancestors and is cut-off event [2021-11-02 23:21:54,032 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} OutVars{t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} AuxVars[] AssignedVars[][281], [1281#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), 145#L945-31true, Black: 1031#(and (<= 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1087#(= (select |#valid| |~#a~0.base|) 1), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), 1317#true, Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, 279#true]) [2021-11-02 23:21:54,032 INFO L384 tUnfolder$Statistics]: this new event has 215 ancestors and is cut-off event [2021-11-02 23:21:54,032 INFO L387 tUnfolder$Statistics]: existing Event has 157 ancestors and is cut-off event [2021-11-02 23:21:54,032 INFO L387 tUnfolder$Statistics]: existing Event has 157 ancestors and is cut-off event [2021-11-02 23:21:54,033 INFO L387 tUnfolder$Statistics]: existing Event has 167 ancestors and is cut-off event [2021-11-02 23:21:54,062 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][244], [Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0NotInUse, t_funThread2of3ForFork0NotInUse, 1572#true, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), Black: 1297#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), t_funThread3of3ForFork0InUse, Black: 1279#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1281#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1275#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1271#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1287#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= 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|~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1285#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1567#(and (<= ULTIMATE.start_main_~i~1 3) (<= |ULTIMATE.start_main_#t~post45| 2)), Black: 1293#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1323#(<= ULTIMATE.start_main_~i~1 2), Black: 1277#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1325#(<= ULTIMATE.start_main_~i~1 3), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), 1317#true, Black: 618#(= ULTIMATE.start_main_~i~3 0), 38#L945-8true, Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:21:54,063 INFO L384 tUnfolder$Statistics]: this new event has 217 ancestors and is cut-off event [2021-11-02 23:21:54,063 INFO L387 tUnfolder$Statistics]: existing Event has 207 ancestors and is cut-off event [2021-11-02 23:21:54,063 INFO L387 tUnfolder$Statistics]: existing Event has 217 ancestors and is cut-off event [2021-11-02 23:21:54,063 INFO L387 tUnfolder$Statistics]: existing Event has 197 ancestors and is cut-off event [2021-11-02 23:21:54,066 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1293] t_funEXIT-->L958-5: Formula: (= v_t_funThread3of3ForFork0_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_15| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][322], [1281#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), 145#L945-31true, Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= 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|t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1285#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1567#(and (<= ULTIMATE.start_main_~i~1 3) (<= |ULTIMATE.start_main_#t~post45| 2)), Black: 1293#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1323#(<= ULTIMATE.start_main_~i~1 2), Black: 1277#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1325#(<= ULTIMATE.start_main_~i~1 3), Black: 1087#(= (select |#valid| |~#a~0.base|) 1), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), 1317#true, Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, 279#true]) [2021-11-02 23:21:54,066 INFO L384 tUnfolder$Statistics]: this new event has 225 ancestors and is cut-off event [2021-11-02 23:21:54,066 INFO L387 tUnfolder$Statistics]: existing Event has 205 ancestors and is cut-off event [2021-11-02 23:21:54,067 INFO L387 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2021-11-02 23:21:54,067 INFO L387 tUnfolder$Statistics]: existing Event has 205 ancestors and is cut-off event [2021-11-02 23:21:54,081 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][244], [Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0NotInUse, 1572#true, t_funThread2of3ForFork0NotInUse, t_funThread3of3ForFork0NotInUse, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), Black: 1297#(and (<= 1 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const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1273#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1269#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), Black: 284#(= ULTIMATE.start_main_~i~1 0), Black: 1291#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1289#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1283#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1285#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1567#(and (<= ULTIMATE.start_main_~i~1 3) (<= |ULTIMATE.start_main_#t~post45| 2)), Black: 1323#(<= ULTIMATE.start_main_~i~1 2), Black: 1293#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1325#(<= ULTIMATE.start_main_~i~1 3), Black: 1277#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), 1317#true, Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:21:54,081 INFO L384 tUnfolder$Statistics]: this new event has 232 ancestors and is cut-off event [2021-11-02 23:21:54,081 INFO L387 tUnfolder$Statistics]: existing Event has 174 ancestors and is cut-off event [2021-11-02 23:21:54,082 INFO L387 tUnfolder$Statistics]: existing Event has 174 ancestors and is cut-off event [2021-11-02 23:21:54,082 INFO L387 tUnfolder$Statistics]: existing Event has 184 ancestors and is cut-off event [2021-11-02 23:21:54,084 INFO L129 PetriNetUnfolder]: 580/4569 cut-off events. [2021-11-02 23:21:54,084 INFO L130 PetriNetUnfolder]: For 7473/7799 co-relation queries the response was YES. [2021-11-02 23:21:54,131 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8861 conditions, 4569 events. 580/4569 cut-off events. For 7473/7799 co-relation queries the response was YES. Maximal size of possible extension queue 193. Compared 47320 event pairs, 103 based on Foata normal form. 9/4372 useless extension candidates. Maximal degree in co-relation 8823. Up to 490 conditions per place. [2021-11-02 23:21:54,155 INFO L132 encePairwiseOnDemand]: 323/328 looper letters, 18 selfloop transitions, 14 changer transitions 0/354 dead transitions. [2021-11-02 23:21:54,155 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 358 places, 354 transitions, 1259 flow [2021-11-02 23:21:54,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-02 23:21:54,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-11-02 23:21:54,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 4008 transitions. [2021-11-02 23:21:54,159 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8146341463414634 [2021-11-02 23:21:54,160 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 4008 transitions. [2021-11-02 23:21:54,160 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 4008 transitions. [2021-11-02 23:21:54,161 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:54,162 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 4008 transitions. [2021-11-02 23:21:54,167 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 267.2) internal successors, (4008), 15 states have internal predecessors, (4008), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:54,172 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 328.0) internal successors, (5248), 16 states have internal predecessors, (5248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:54,174 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 328.0) internal successors, (5248), 16 states have internal predecessors, (5248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:54,174 INFO L186 Difference]: Start difference. First operand has 344 places, 340 transitions, 1141 flow. Second operand 15 states and 4008 transitions. [2021-11-02 23:21:54,174 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 358 places, 354 transitions, 1259 flow [2021-11-02 23:21:54,215 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 350 places, 354 transitions, 1229 flow, removed 7 selfloop flow, removed 8 redundant places. [2021-11-02 23:21:54,222 INFO L242 Difference]: Finished difference. Result has 353 places, 343 transitions, 1179 flow [2021-11-02 23:21:54,223 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=328, PETRI_DIFFERENCE_MINUEND_FLOW=1111, PETRI_DIFFERENCE_MINUEND_PLACES=336, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=340, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=326, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=1179, PETRI_PLACES=353, PETRI_TRANSITIONS=343} [2021-11-02 23:21:54,223 INFO L334 CegarLoopForPetriNet]: 276 programPoint places, 77 predicate places. [2021-11-02 23:21:54,223 INFO L470 AbstractCegarLoop]: Abstraction has has 353 places, 343 transitions, 1179 flow [2021-11-02 23:21:54,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 267.15384615384613) internal successors, (3473), 13 states have internal predecessors, (3473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:54,224 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:54,224 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:21:54,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2021-11-02 23:21:54,438 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:54,438 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-02 23:21:54,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:54,438 INFO L85 PathProgramCache]: Analyzing trace with hash -1444918348, now seen corresponding path program 3 times [2021-11-02 23:21:54,438 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:54,439 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076173447] [2021-11-02 23:21:54,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:54,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:54,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:54,568 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-02 23:21:54,568 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:54,568 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076173447] [2021-11-02 23:21:54,568 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2076173447] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:54,569 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [58246597] [2021-11-02 23:21:54,569 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-02 23:21:54,569 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:54,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:54,570 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:54,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2021-11-02 23:21:55,242 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-02 23:21:55,242 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:21:55,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-02 23:21:55,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:55,522 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-02 23:21:55,522 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [58246597] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:55,523 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:21:55,523 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 7] total 18 [2021-11-02 23:21:55,523 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580772167] [2021-11-02 23:21:55,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-02 23:21:55,523 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:55,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-02 23:21:55,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2021-11-02 23:21:55,528 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 258 out of 328 [2021-11-02 23:21:55,531 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 353 places, 343 transitions, 1179 flow. Second operand has 18 states, 18 states have (on average 261.0) internal successors, (4698), 18 states have internal predecessors, (4698), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:55,531 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:55,531 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 258 of 328 [2021-11-02 23:21:55,531 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:56,554 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1293] t_funEXIT-->L958-5: Formula: (= v_t_funThread3of3ForFork0_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_15| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][327], [1848#true, Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0NotInUse, 1572#true, t_funThread3of3ForFork0NotInUse, Black: 1091#(and (= 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|t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1325#(<= ULTIMATE.start_main_~i~1 3), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:21:56,554 INFO L384 tUnfolder$Statistics]: this new event has 209 ancestors and is cut-off event [2021-11-02 23:21:56,555 INFO L387 tUnfolder$Statistics]: existing Event has 189 ancestors and is cut-off event [2021-11-02 23:21:56,555 INFO L387 tUnfolder$Statistics]: existing Event has 189 ancestors and is cut-off event [2021-11-02 23:21:56,555 INFO L387 tUnfolder$Statistics]: existing Event has 199 ancestors and is cut-off event [2021-11-02 23:21:56,857 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} OutVars{t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} AuxVars[] AssignedVars[][298], [1848#true, Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= 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cut-off event [2021-11-02 23:21:56,858 INFO L387 tUnfolder$Statistics]: existing Event has 209 ancestors and is cut-off event [2021-11-02 23:21:56,858 INFO L387 tUnfolder$Statistics]: existing Event has 219 ancestors and is cut-off event [2021-11-02 23:21:56,858 INFO L387 tUnfolder$Statistics]: existing Event has 209 ancestors and is cut-off event [2021-11-02 23:21:56,860 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][299], 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|ULTIMATE.start_main_#t~post45| 3)), 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:21:56,860 INFO L384 tUnfolder$Statistics]: this new event has 222 ancestors and is cut-off event [2021-11-02 23:21:56,861 INFO L387 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2021-11-02 23:21:56,861 INFO L387 tUnfolder$Statistics]: existing Event has 222 ancestors and is cut-off event [2021-11-02 23:21:56,861 INFO L387 tUnfolder$Statistics]: existing Event has 202 ancestors and is cut-off event [2021-11-02 23:21:56,866 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1293] t_funEXIT-->L958-5: Formula: (= v_t_funThread3of3ForFork0_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_15| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][327], [1848#true, 1281#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), 145#L945-31true, Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0NotInUse, 1572#true, t_funThread3of3ForFork0NotInUse, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), 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1323#(<= ULTIMATE.start_main_~i~1 2), Black: 1277#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1325#(<= ULTIMATE.start_main_~i~1 3), Black: 1087#(= (select |#valid| |~#a~0.base|) 1), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 57#L929-1true, 112#L958-5true, 1283#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 279#true]) [2021-11-02 23:21:56,872 INFO L384 tUnfolder$Statistics]: this new event has 212 ancestors and is not cut-off event [2021-11-02 23:21:56,873 INFO L387 tUnfolder$Statistics]: existing Event has 222 ancestors and is not cut-off event [2021-11-02 23:21:56,873 INFO L387 tUnfolder$Statistics]: existing Event has 222 ancestors and is not cut-off event [2021-11-02 23:21:56,873 INFO L387 tUnfolder$Statistics]: existing Event has 212 ancestors and is not cut-off event [2021-11-02 23:21:56,876 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} OutVars{t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} AuxVars[] AssignedVars[][298], [1848#true, Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0InUse, 1572#true, t_funThread2of3ForFork0NotInUse, t_funThread3of3ForFork0NotInUse, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), Black: 1297#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1279#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1281#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1275#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= 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const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1273#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1269#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), Black: 1291#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= 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|t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1285#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1567#(and (<= ULTIMATE.start_main_~i~1 3) (<= |ULTIMATE.start_main_#t~post45| 2)), Black: 1293#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1323#(<= ULTIMATE.start_main_~i~1 2), Black: 1277#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1325#(<= ULTIMATE.start_main_~i~1 3), Black: 435#(= ULTIMATE.start_main_~i~1 0), 162#L945-8true, Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:21:56,876 INFO L384 tUnfolder$Statistics]: this new event has 232 ancestors and is cut-off event [2021-11-02 23:21:56,877 INFO L387 tUnfolder$Statistics]: existing Event has 222 ancestors and is cut-off event [2021-11-02 23:21:56,877 INFO L387 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2021-11-02 23:21:56,877 INFO L387 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2021-11-02 23:21:56,877 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][299], [1848#true, 104#L945-8true, Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0NotInUse, 1572#true, t_funThread2of3ForFork0InUse, 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|t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1325#(<= ULTIMATE.start_main_~i~1 3), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:21:56,878 INFO L384 tUnfolder$Statistics]: this new event has 232 ancestors and is cut-off event [2021-11-02 23:21:56,878 INFO L387 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2021-11-02 23:21:56,878 INFO L387 tUnfolder$Statistics]: existing Event has 222 ancestors and is cut-off event [2021-11-02 23:21:56,878 INFO L387 tUnfolder$Statistics]: existing Event has 202 ancestors and is cut-off event [2021-11-02 23:21:56,889 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} OutVars{t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} AuxVars[] AssignedVars[][298], [1848#true, Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= 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ULTIMATE.start_main_~i~1 3), Black: 1087#(= (select |#valid| |~#a~0.base|) 1), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), 215#L945-32true, Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, 1285#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 279#true]) [2021-11-02 23:21:56,889 INFO L384 tUnfolder$Statistics]: this new event has 234 ancestors and is cut-off event [2021-11-02 23:21:56,889 INFO L387 tUnfolder$Statistics]: existing Event has 224 ancestors and is cut-off event [2021-11-02 23:21:56,889 INFO L387 tUnfolder$Statistics]: existing Event has 214 ancestors and is cut-off event [2021-11-02 23:21:56,890 INFO L387 tUnfolder$Statistics]: existing Event has 214 ancestors and is cut-off event [2021-11-02 23:21:56,908 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} OutVars{t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} AuxVars[] AssignedVars[][298], [1848#true, Black: 1031#(and (<= 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279#true]) [2021-11-02 23:21:56,909 INFO L384 tUnfolder$Statistics]: this new event has 247 ancestors and is cut-off event [2021-11-02 23:21:56,909 INFO L387 tUnfolder$Statistics]: existing Event has 227 ancestors and is cut-off event [2021-11-02 23:21:56,909 INFO L387 tUnfolder$Statistics]: existing Event has 237 ancestors and is cut-off event [2021-11-02 23:21:56,909 INFO L387 tUnfolder$Statistics]: existing Event has 227 ancestors and is cut-off event [2021-11-02 23:21:56,914 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, 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|~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1269#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), Black: 284#(= ULTIMATE.start_main_~i~1 0), Black: 1291#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1289#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1283#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1285#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1567#(and (<= ULTIMATE.start_main_~i~1 3) (<= |ULTIMATE.start_main_#t~post45| 2)), Black: 1323#(<= ULTIMATE.start_main_~i~1 2), Black: 1293#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1277#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1325#(<= ULTIMATE.start_main_~i~1 3), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:21:56,914 INFO L384 tUnfolder$Statistics]: this new event has 247 ancestors and is cut-off event [2021-11-02 23:21:56,915 INFO L387 tUnfolder$Statistics]: existing Event has 227 ancestors and is cut-off event [2021-11-02 23:21:56,915 INFO L387 tUnfolder$Statistics]: existing Event has 227 ancestors and is cut-off event [2021-11-02 23:21:56,915 INFO L387 tUnfolder$Statistics]: existing Event has 237 ancestors and is cut-off event [2021-11-02 23:21:56,917 INFO L129 PetriNetUnfolder]: 564/4041 cut-off events. [2021-11-02 23:21:56,917 INFO L130 PetriNetUnfolder]: For 7093/7412 co-relation queries the response was YES. [2021-11-02 23:21:56,968 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8237 conditions, 4041 events. 564/4041 cut-off events. For 7093/7412 co-relation queries the response was YES. Maximal size of possible extension queue 178. Compared 40035 event pairs, 123 based on Foata normal form. 10/3836 useless extension candidates. Maximal degree in co-relation 8196. Up to 469 conditions per place. [2021-11-02 23:21:56,988 INFO L132 encePairwiseOnDemand]: 318/328 looper letters, 31 selfloop transitions, 25 changer transitions 0/367 dead transitions. [2021-11-02 23:21:56,988 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 377 places, 367 transitions, 1377 flow [2021-11-02 23:21:56,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-02 23:21:56,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2021-11-02 23:21:56,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 6508 transitions. [2021-11-02 23:21:56,996 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7936585365853659 [2021-11-02 23:21:56,996 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 6508 transitions. [2021-11-02 23:21:56,996 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 6508 transitions. [2021-11-02 23:21:56,998 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:56,998 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 6508 transitions. [2021-11-02 23:21:57,009 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 26 states, 25 states have (on average 260.32) internal successors, (6508), 25 states have internal predecessors, (6508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:57,017 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 26 states, 26 states have (on average 328.0) internal successors, (8528), 26 states have internal predecessors, (8528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:57,020 INFO L81 ComplementDD]: Finished complementDD. Result has 26 states, 26 states have (on average 328.0) internal successors, (8528), 26 states have internal predecessors, (8528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:57,020 INFO L186 Difference]: Start difference. First operand has 353 places, 343 transitions, 1179 flow. Second operand 25 states and 6508 transitions. [2021-11-02 23:21:57,020 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 377 places, 367 transitions, 1377 flow [2021-11-02 23:21:57,065 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 366 places, 367 transitions, 1335 flow, removed 10 selfloop flow, removed 11 redundant places. [2021-11-02 23:21:57,072 INFO L242 Difference]: Finished difference. Result has 372 places, 348 transitions, 1253 flow [2021-11-02 23:21:57,073 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=328, PETRI_DIFFERENCE_MINUEND_FLOW=1137, PETRI_DIFFERENCE_MINUEND_PLACES=342, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=343, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=318, PETRI_DIFFERENCE_SUBTRAHEND_STATES=25, PETRI_FLOW=1253, PETRI_PLACES=372, PETRI_TRANSITIONS=348} [2021-11-02 23:21:57,073 INFO L334 CegarLoopForPetriNet]: 276 programPoint places, 96 predicate places. [2021-11-02 23:21:57,073 INFO L470 AbstractCegarLoop]: Abstraction has has 372 places, 348 transitions, 1253 flow [2021-11-02 23:21:57,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 261.0) internal successors, (4698), 18 states have internal predecessors, (4698), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:57,074 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:57,075 INFO L254 CegarLoopForPetriNet]: trace histogram [6, 6, 6, 6, 6, 4, 4, 4, 4, 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] [2021-11-02 23:21:57,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2021-11-02 23:21:57,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-11-02 23:21:57,300 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-02 23:21:57,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:21:57,300 INFO L85 PathProgramCache]: Analyzing trace with hash -114559883, now seen corresponding path program 1 times [2021-11-02 23:21:57,300 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:21:57,300 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454934411] [2021-11-02 23:21:57,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:57,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:21:57,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:57,439 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-02 23:21:57,439 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:21:57,439 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454934411] [2021-11-02 23:21:57,439 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454934411] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:57,439 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [376550119] [2021-11-02 23:21:57,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:21:57,440 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:21:57,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:21:57,444 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:21:57,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2021-11-02 23:21:58,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:21:58,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-02 23:21:58,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:21:58,409 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-02 23:21:58,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [376550119] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:21:58,409 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:21:58,410 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-11-02 23:21:58,410 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076308292] [2021-11-02 23:21:58,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-02 23:21:58,410 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:21:58,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-02 23:21:58,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-11-02 23:21:58,415 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 265 out of 328 [2021-11-02 23:21:58,418 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 348 transitions, 1253 flow. Second operand has 17 states, 17 states have (on average 267.2352941176471) internal successors, (4543), 17 states have internal predecessors, (4543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:58,418 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:21:58,418 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 265 of 328 [2021-11-02 23:21:58,419 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:21:59,436 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1293] t_funEXIT-->L958-5: Formula: (= v_t_funThread3of3ForFork0_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_15| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][326], [1848#true, Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0NotInUse, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), t_funThread3of3ForFork0NotInUse, Black: 1297#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1279#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), 39#t_funENTRYtrue, Black: 1281#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 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|ULTIMATE.start_main_#t~post45| 3)), 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:21:59,436 INFO L384 tUnfolder$Statistics]: this new event has 214 ancestors and is cut-off event [2021-11-02 23:21:59,436 INFO L387 tUnfolder$Statistics]: existing Event has 194 ancestors and is cut-off event [2021-11-02 23:21:59,436 INFO L387 tUnfolder$Statistics]: existing Event has 204 ancestors and is cut-off event [2021-11-02 23:21:59,436 INFO L387 tUnfolder$Statistics]: existing Event has 194 ancestors and is cut-off event [2021-11-02 23:21:59,755 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, 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tUnfolder$Statistics]: existing Event has 214 ancestors and is cut-off event [2021-11-02 23:21:59,755 INFO L387 tUnfolder$Statistics]: existing Event has 224 ancestors and is cut-off event [2021-11-02 23:21:59,757 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][298], [1848#true, Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= 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tUnfolder$Statistics]: existing Event has 225 ancestors and is cut-off event [2021-11-02 23:21:59,767 INFO L387 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2021-11-02 23:21:59,775 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1293] t_funEXIT-->L958-5: Formula: (= v_t_funThread3of3ForFork0_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_15| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][326], [1848#true, Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= 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0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), 57#L929-1true, Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, 1283#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 279#true]) [2021-11-02 23:21:59,775 INFO L384 tUnfolder$Statistics]: this new event has 217 ancestors and is not cut-off event [2021-11-02 23:21:59,776 INFO L387 tUnfolder$Statistics]: existing Event has 227 ancestors and is not cut-off event [2021-11-02 23:21:59,776 INFO L387 tUnfolder$Statistics]: existing Event has 227 ancestors and is not cut-off event [2021-11-02 23:21:59,776 INFO L387 tUnfolder$Statistics]: existing Event has 217 ancestors and is not cut-off event [2021-11-02 23:21:59,779 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) 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Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:21:59,779 INFO L384 tUnfolder$Statistics]: this new event has 237 ancestors and is cut-off event [2021-11-02 23:21:59,779 INFO L387 tUnfolder$Statistics]: existing Event has 217 ancestors and is cut-off event [2021-11-02 23:21:59,779 INFO L387 tUnfolder$Statistics]: existing Event has 227 ancestors and is cut-off event [2021-11-02 23:21:59,779 INFO L387 tUnfolder$Statistics]: existing Event has 217 ancestors and is cut-off event [2021-11-02 23:21:59,780 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][298], [1848#true, 104#L945-8true, Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 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ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:21:59,780 INFO L384 tUnfolder$Statistics]: this new event has 237 ancestors and is cut-off event [2021-11-02 23:21:59,780 INFO L387 tUnfolder$Statistics]: existing Event has 227 ancestors and is cut-off event [2021-11-02 23:21:59,780 INFO L387 tUnfolder$Statistics]: existing Event has 207 ancestors and is cut-off event [2021-11-02 23:21:59,780 INFO L387 tUnfolder$Statistics]: existing Event has 217 ancestors and is cut-off event [2021-11-02 23:21:59,790 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars 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and is cut-off event [2021-11-02 23:21:59,791 INFO L387 tUnfolder$Statistics]: existing Event has 219 ancestors and is cut-off event [2021-11-02 23:21:59,809 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} OutVars{t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} AuxVars[] AssignedVars[][297], [1848#true, Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0NotInUse, 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Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 279#true]) [2021-11-02 23:21:59,809 INFO L384 tUnfolder$Statistics]: this new event has 252 ancestors and is cut-off event [2021-11-02 23:21:59,809 INFO L387 tUnfolder$Statistics]: existing Event has 242 ancestors and is cut-off event [2021-11-02 23:21:59,810 INFO L387 tUnfolder$Statistics]: existing Event has 232 ancestors and is cut-off event [2021-11-02 23:21:59,810 INFO L387 tUnfolder$Statistics]: existing Event has 232 ancestors and is cut-off event [2021-11-02 23:21:59,815 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, 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ULTIMATE.start_main_~i~1 4), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:21:59,815 INFO L384 tUnfolder$Statistics]: this new event has 252 ancestors and is cut-off event [2021-11-02 23:21:59,815 INFO L387 tUnfolder$Statistics]: existing Event has 232 ancestors and is cut-off event [2021-11-02 23:21:59,815 INFO L387 tUnfolder$Statistics]: existing Event has 232 ancestors and is cut-off event [2021-11-02 23:21:59,815 INFO L387 tUnfolder$Statistics]: existing Event has 242 ancestors and is cut-off event [2021-11-02 23:21:59,817 INFO L129 PetriNetUnfolder]: 564/4046 cut-off events. [2021-11-02 23:21:59,817 INFO L130 PetriNetUnfolder]: For 7155/7474 co-relation queries the response was YES. [2021-11-02 23:21:59,866 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8268 conditions, 4046 events. 564/4046 cut-off events. For 7155/7474 co-relation queries the response was YES. Maximal size of possible extension queue 178. Compared 39884 event pairs, 123 based on Foata normal form. 9/3840 useless extension candidates. Maximal degree in co-relation 8221. Up to 469 conditions per place. [2021-11-02 23:21:59,886 INFO L132 encePairwiseOnDemand]: 323/328 looper letters, 22 selfloop transitions, 20 changer transitions 0/366 dead transitions. [2021-11-02 23:21:59,887 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 392 places, 366 transitions, 1415 flow [2021-11-02 23:21:59,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-02 23:21:59,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-11-02 23:21:59,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 5608 transitions. [2021-11-02 23:21:59,894 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8141695702671312 [2021-11-02 23:21:59,894 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 5608 transitions. [2021-11-02 23:21:59,894 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 5608 transitions. [2021-11-02 23:21:59,896 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:21:59,896 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 5608 transitions. [2021-11-02 23:21:59,904 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 267.04761904761904) internal successors, (5608), 21 states have internal predecessors, (5608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:59,911 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 328.0) internal successors, (7216), 22 states have internal predecessors, (7216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:59,913 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 328.0) internal successors, (7216), 22 states have internal predecessors, (7216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:59,913 INFO L186 Difference]: Start difference. First operand has 372 places, 348 transitions, 1253 flow. Second operand 21 states and 5608 transitions. [2021-11-02 23:21:59,913 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 392 places, 366 transitions, 1415 flow [2021-11-02 23:21:59,963 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 374 places, 366 transitions, 1343 flow, removed 17 selfloop flow, removed 18 redundant places. [2021-11-02 23:21:59,969 INFO L242 Difference]: Finished difference. Result has 377 places, 351 transitions, 1273 flow [2021-11-02 23:21:59,970 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=328, PETRI_DIFFERENCE_MINUEND_FLOW=1181, PETRI_DIFFERENCE_MINUEND_PLACES=354, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=348, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=328, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=1273, PETRI_PLACES=377, PETRI_TRANSITIONS=351} [2021-11-02 23:21:59,970 INFO L334 CegarLoopForPetriNet]: 276 programPoint places, 101 predicate places. [2021-11-02 23:21:59,970 INFO L470 AbstractCegarLoop]: Abstraction has has 377 places, 351 transitions, 1273 flow [2021-11-02 23:21:59,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 267.2352941176471) internal successors, (4543), 17 states have internal predecessors, (4543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:21:59,972 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:21:59,972 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 4, 4, 4, 4, 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] [2021-11-02 23:22:00,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2021-11-02 23:22:00,199 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37,31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:22:00,200 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-02 23:22:00,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:22:00,200 INFO L85 PathProgramCache]: Analyzing trace with hash 1072466371, now seen corresponding path program 2 times [2021-11-02 23:22:00,200 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:22:00,200 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310703514] [2021-11-02 23:22:00,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:22:00,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:22:00,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:22:00,382 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-02 23:22:00,382 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:22:00,382 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310703514] [2021-11-02 23:22:00,382 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310703514] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:22:00,382 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [517586088] [2021-11-02 23:22:00,382 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-02 23:22:00,382 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:22:00,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:22:00,384 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:22:00,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2021-11-02 23:22:01,106 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-02 23:22:01,106 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:22:01,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-02 23:22:01,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:22:01,494 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-02 23:22:01,495 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [517586088] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:22:01,495 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:22:01,495 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-11-02 23:22:01,496 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527211797] [2021-11-02 23:22:01,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-02 23:22:01,496 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:22:01,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-02 23:22:01,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-11-02 23:22:01,501 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 265 out of 328 [2021-11-02 23:22:01,505 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 377 places, 351 transitions, 1273 flow. Second operand has 19 states, 19 states have (on average 267.2631578947368) internal successors, (5078), 19 states have internal predecessors, (5078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:01,506 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:22:01,506 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 265 of 328 [2021-11-02 23:22:01,506 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:22:02,657 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1293] t_funEXIT-->L958-5: Formula: (= v_t_funThread3of3ForFork0_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_15| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][331], [Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0NotInUse, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), t_funThread3of3ForFork0NotInUse, Black: 1297#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1279#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), 39#t_funENTRYtrue, Black: 1281#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1275#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1271#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1287#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1273#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1269#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), 2159#true, Black: 1291#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 284#(= ULTIMATE.start_main_~i~1 0), Black: 1289#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1283#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1567#(and (<= ULTIMATE.start_main_~i~1 3) (<= |ULTIMATE.start_main_#t~post45| 2)), Black: 1285#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1323#(<= ULTIMATE.start_main_~i~1 2), Black: 1293#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1277#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1325#(<= ULTIMATE.start_main_~i~1 3), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), Black: 2173#(<= ULTIMATE.start_main_~i~1 6), Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 2475#(and (<= ULTIMATE.start_main_~i~1 6) (<= |ULTIMATE.start_main_#t~post45| 5)), Black: 2171#(<= ULTIMATE.start_main_~i~1 5), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 2480#true, Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:22:02,657 INFO L384 tUnfolder$Statistics]: this new event has 219 ancestors and is cut-off event [2021-11-02 23:22:02,657 INFO L387 tUnfolder$Statistics]: existing Event has 199 ancestors and is cut-off event [2021-11-02 23:22:02,657 INFO L387 tUnfolder$Statistics]: existing Event has 199 ancestors and is cut-off event [2021-11-02 23:22:02,657 INFO L387 tUnfolder$Statistics]: existing Event has 209 ancestors and is cut-off event [2021-11-02 23:22:02,952 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} OutVars{t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} AuxVars[] AssignedVars[][302], [Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0NotInUse, t_funThread3of3ForFork0NotInUse, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), Black: 1297#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const 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tUnfolder$Statistics]: this new event has 239 ancestors and is cut-off event [2021-11-02 23:22:02,953 INFO L387 tUnfolder$Statistics]: existing Event has 219 ancestors and is cut-off event [2021-11-02 23:22:02,953 INFO L387 tUnfolder$Statistics]: existing Event has 229 ancestors and is cut-off event [2021-11-02 23:22:02,953 INFO L387 tUnfolder$Statistics]: existing Event has 219 ancestors and is cut-off event [2021-11-02 23:22:02,957 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, 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23:22:02,958 INFO L387 tUnfolder$Statistics]: existing Event has 232 ancestors and is cut-off event [2021-11-02 23:22:02,967 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1293] t_funEXIT-->L958-5: Formula: (= v_t_funThread3of3ForFork0_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_15| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][331], [Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0NotInUse, Black: 1091#(and 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|ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), 279#true]) [2021-11-02 23:22:02,967 INFO L384 tUnfolder$Statistics]: this new event has 240 ancestors and is cut-off event [2021-11-02 23:22:02,967 INFO L387 tUnfolder$Statistics]: existing Event has 220 ancestors and is cut-off event [2021-11-02 23:22:02,967 INFO L387 tUnfolder$Statistics]: existing Event has 230 ancestors and is cut-off event [2021-11-02 23:22:02,967 INFO L387 tUnfolder$Statistics]: existing Event has 220 ancestors and is cut-off event [2021-11-02 23:22:02,974 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1293] t_funEXIT-->L958-5: Formula: (= v_t_funThread3of3ForFork0_thidvar0_4 (let 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3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 2480#true, Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), 1283#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), 279#true]) [2021-11-02 23:22:02,974 INFO L384 tUnfolder$Statistics]: this new event has 222 ancestors and is not cut-off event [2021-11-02 23:22:02,974 INFO L387 tUnfolder$Statistics]: existing Event has 232 ancestors and is not cut-off event [2021-11-02 23:22:02,974 INFO L387 tUnfolder$Statistics]: existing Event has 222 ancestors and is not cut-off event [2021-11-02 23:22:02,974 INFO L387 tUnfolder$Statistics]: existing Event has 232 ancestors and is not cut-off event [2021-11-02 23:22:02,977 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} 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3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 2480#true, Black: 435#(= ULTIMATE.start_main_~i~1 0), 162#L945-8true, Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:22:02,977 INFO L384 tUnfolder$Statistics]: this new event has 242 ancestors and is cut-off event [2021-11-02 23:22:02,977 INFO L387 tUnfolder$Statistics]: existing Event has 222 ancestors and is cut-off event [2021-11-02 23:22:02,977 INFO L387 tUnfolder$Statistics]: existing Event has 232 ancestors and is cut-off event [2021-11-02 23:22:02,978 INFO L387 tUnfolder$Statistics]: existing Event has 222 ancestors and is cut-off event [2021-11-02 23:22:02,978 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][303], [104#L945-8true, Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), 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2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:22:02,978 INFO L384 tUnfolder$Statistics]: this new event has 242 ancestors and is cut-off event [2021-11-02 23:22:02,978 INFO L387 tUnfolder$Statistics]: existing Event has 222 ancestors and is cut-off event [2021-11-02 23:22:02,978 INFO L387 tUnfolder$Statistics]: existing Event has 232 ancestors and is cut-off event [2021-11-02 23:22:02,978 INFO L387 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2021-11-02 23:22:02,988 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} OutVars{t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} AuxVars[] AssignedVars[][302], [Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0NotInUse, t_funThread3of3ForFork0NotInUse, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), Black: 1297#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| 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0), Black: 2475#(and (<= ULTIMATE.start_main_~i~1 6) (<= |ULTIMATE.start_main_#t~post45| 5)), Black: 2171#(<= ULTIMATE.start_main_~i~1 5), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 2480#true, Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), 1285#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), 279#true]) [2021-11-02 23:22:02,988 INFO L384 tUnfolder$Statistics]: this new event has 244 ancestors and is cut-off event [2021-11-02 23:22:02,988 INFO L387 tUnfolder$Statistics]: existing Event has 224 ancestors and is cut-off event [2021-11-02 23:22:02,988 INFO L387 tUnfolder$Statistics]: existing Event has 224 ancestors and is cut-off event [2021-11-02 23:22:02,988 INFO L387 tUnfolder$Statistics]: existing Event has 234 ancestors and is cut-off event [2021-11-02 23:22:03,012 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, 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ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 2480#true, Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), 1285#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), 279#true]) [2021-11-02 23:22:03,012 INFO L384 tUnfolder$Statistics]: this new event has 257 ancestors and is cut-off event [2021-11-02 23:22:03,012 INFO L387 tUnfolder$Statistics]: existing Event has 237 ancestors and is cut-off event [2021-11-02 23:22:03,012 INFO L387 tUnfolder$Statistics]: existing Event has 237 ancestors and is cut-off event [2021-11-02 23:22:03,012 INFO L387 tUnfolder$Statistics]: existing Event has 247 ancestors and is cut-off event [2021-11-02 23:22:03,019 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][303], [Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= 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const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1287#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1273#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), 2159#true, Black: 1269#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), Black: 1291#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 284#(= ULTIMATE.start_main_~i~1 0), Black: 1289#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1283#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1567#(and (<= ULTIMATE.start_main_~i~1 3) (<= |ULTIMATE.start_main_#t~post45| 2)), Black: 1285#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1323#(<= ULTIMATE.start_main_~i~1 2), Black: 1293#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1325#(<= ULTIMATE.start_main_~i~1 3), Black: 1277#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), Black: 2173#(<= ULTIMATE.start_main_~i~1 6), Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 2475#(and (<= ULTIMATE.start_main_~i~1 6) (<= |ULTIMATE.start_main_#t~post45| 5)), Black: 2171#(<= ULTIMATE.start_main_~i~1 5), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 2480#true, Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), 1087#(= (select |#valid| |~#a~0.base|) 1), 279#true]) [2021-11-02 23:22:03,019 INFO L384 tUnfolder$Statistics]: this new event has 257 ancestors and is cut-off event [2021-11-02 23:22:03,019 INFO L387 tUnfolder$Statistics]: existing Event has 247 ancestors and is cut-off event [2021-11-02 23:22:03,019 INFO L387 tUnfolder$Statistics]: existing Event has 237 ancestors and is cut-off event [2021-11-02 23:22:03,020 INFO L387 tUnfolder$Statistics]: existing Event has 237 ancestors and is cut-off event [2021-11-02 23:22:03,022 INFO L129 PetriNetUnfolder]: 564/4051 cut-off events. [2021-11-02 23:22:03,022 INFO L130 PetriNetUnfolder]: For 7213/7532 co-relation queries the response was YES. [2021-11-02 23:22:03,071 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8292 conditions, 4051 events. 564/4051 cut-off events. For 7213/7532 co-relation queries the response was YES. Maximal size of possible extension queue 178. Compared 40033 event pairs, 123 based on Foata normal form. 9/3845 useless extension candidates. Maximal degree in co-relation 8242. Up to 469 conditions per place. [2021-11-02 23:22:03,091 INFO L132 encePairwiseOnDemand]: 323/328 looper letters, 24 selfloop transitions, 23 changer transitions 0/371 dead transitions. [2021-11-02 23:22:03,092 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 400 places, 371 transitions, 1457 flow [2021-11-02 23:22:03,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-02 23:22:03,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-11-02 23:22:03,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 6408 transitions. [2021-11-02 23:22:03,097 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8140243902439024 [2021-11-02 23:22:03,098 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 6408 transitions. [2021-11-02 23:22:03,098 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 6408 transitions. [2021-11-02 23:22:03,100 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:22:03,100 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 6408 transitions. [2021-11-02 23:22:03,112 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 267.0) internal successors, (6408), 24 states have internal predecessors, (6408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:03,120 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 328.0) internal successors, (8200), 25 states have internal predecessors, (8200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:03,122 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 328.0) internal successors, (8200), 25 states have internal predecessors, (8200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:03,123 INFO L186 Difference]: Start difference. First operand has 377 places, 351 transitions, 1273 flow. Second operand 24 states and 6408 transitions. [2021-11-02 23:22:03,123 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 400 places, 371 transitions, 1457 flow [2021-11-02 23:22:03,174 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 383 places, 371 transitions, 1391 flow, removed 16 selfloop flow, removed 17 redundant places. [2021-11-02 23:22:03,182 INFO L242 Difference]: Finished difference. Result has 386 places, 354 transitions, 1311 flow [2021-11-02 23:22:03,183 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=328, PETRI_DIFFERENCE_MINUEND_FLOW=1207, PETRI_DIFFERENCE_MINUEND_PLACES=360, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=351, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=328, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=1311, PETRI_PLACES=386, PETRI_TRANSITIONS=354} [2021-11-02 23:22:03,184 INFO L334 CegarLoopForPetriNet]: 276 programPoint places, 110 predicate places. [2021-11-02 23:22:03,184 INFO L470 AbstractCegarLoop]: Abstraction has has 386 places, 354 transitions, 1311 flow [2021-11-02 23:22:03,185 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 267.2631578947368) internal successors, (5078), 19 states have internal predecessors, (5078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:03,185 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:22:03,186 INFO L254 CegarLoopForPetriNet]: trace histogram [8, 8, 8, 8, 8, 4, 4, 4, 4, 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] [2021-11-02 23:22:03,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Forceful destruction successful, exit code 0 [2021-11-02 23:22:03,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-11-02 23:22:03,412 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-02 23:22:03,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:22:03,412 INFO L85 PathProgramCache]: Analyzing trace with hash -128248523, now seen corresponding path program 3 times [2021-11-02 23:22:03,412 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:22:03,412 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838441272] [2021-11-02 23:22:03,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:22:03,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:22:03,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:22:03,628 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-02 23:22:03,629 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:22:03,629 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838441272] [2021-11-02 23:22:03,629 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838441272] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:22:03,629 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1721601007] [2021-11-02 23:22:03,629 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-02 23:22:03,629 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:22:03,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:22:03,632 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:22:03,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2021-11-02 23:22:04,828 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-11-02 23:22:04,829 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:22:04,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-02 23:22:04,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:22:05,161 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-02 23:22:05,161 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1721601007] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:22:05,161 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:22:05,161 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 21 [2021-11-02 23:22:05,161 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451956863] [2021-11-02 23:22:05,162 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-02 23:22:05,162 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:22:05,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-02 23:22:05,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-11-02 23:22:05,169 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 265 out of 328 [2021-11-02 23:22:05,175 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 386 places, 354 transitions, 1311 flow. Second operand has 21 states, 21 states have (on average 267.2857142857143) internal successors, (5613), 21 states have internal predecessors, (5613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:05,175 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:22:05,175 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 265 of 328 [2021-11-02 23:22:05,175 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:22:06,603 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1293] t_funEXIT-->L958-5: Formula: (= v_t_funThread3of3ForFork0_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_15| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][336], [Black: 2494#(<= ULTIMATE.start_main_~i~1 6), Black: 2817#(and (<= |ULTIMATE.start_main_#t~post45| 6) (<= ULTIMATE.start_main_~i~1 7)), Black: 2496#(<= ULTIMATE.start_main_~i~1 7), Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), 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|ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), 1087#(= (select |#valid| |~#a~0.base|) 1), 2822#true, 279#true]) [2021-11-02 23:22:06,603 INFO L384 tUnfolder$Statistics]: this new event has 224 ancestors and is cut-off event [2021-11-02 23:22:06,603 INFO L387 tUnfolder$Statistics]: existing Event has 204 ancestors and is cut-off event [2021-11-02 23:22:06,603 INFO L387 tUnfolder$Statistics]: existing Event has 214 ancestors and is cut-off event [2021-11-02 23:22:06,603 INFO L387 tUnfolder$Statistics]: existing Event has 204 ancestors and is cut-off event [2021-11-02 23:22:06,753 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: 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5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), 2822#true, 279#true]) [2021-11-02 23:22:06,753 INFO L384 tUnfolder$Statistics]: this new event has 244 ancestors and is cut-off event [2021-11-02 23:22:06,753 INFO L387 tUnfolder$Statistics]: existing Event has 224 ancestors and is cut-off event [2021-11-02 23:22:06,753 INFO L387 tUnfolder$Statistics]: existing Event has 234 ancestors and is cut-off event [2021-11-02 23:22:06,753 INFO L387 tUnfolder$Statistics]: existing Event has 224 ancestors and is cut-off event [2021-11-02 23:22:06,756 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) 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ULTIMATE.start_main_~i~3 1)), Black: 2173#(<= ULTIMATE.start_main_~i~1 6), Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 2475#(and (<= ULTIMATE.start_main_~i~1 6) (<= |ULTIMATE.start_main_#t~post45| 5)), Black: 2171#(<= ULTIMATE.start_main_~i~1 5), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 2480#true, Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), 38#L945-8true, 1087#(= (select |#valid| |~#a~0.base|) 1), 2822#true, 279#true]) [2021-11-02 23:22:06,756 INFO L384 tUnfolder$Statistics]: this new event has 237 ancestors and is cut-off event [2021-11-02 23:22:06,756 INFO L387 tUnfolder$Statistics]: existing Event has 237 ancestors and is cut-off event [2021-11-02 23:22:06,756 INFO L387 tUnfolder$Statistics]: existing Event has 217 ancestors and is cut-off event [2021-11-02 23:22:06,756 INFO L387 tUnfolder$Statistics]: existing Event has 227 ancestors and is cut-off event [2021-11-02 23:22:06,762 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1293] t_funEXIT-->L958-5: Formula: (= v_t_funThread3of3ForFork0_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_15| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][336], [Black: 2494#(<= ULTIMATE.start_main_~i~1 6), Black: 2817#(and (<= |ULTIMATE.start_main_#t~post45| 6) (<= ULTIMATE.start_main_~i~1 7)), Black: 2496#(<= ULTIMATE.start_main_~i~1 7), Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0NotInUse, t_funThread3of3ForFork0NotInUse, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), Black: 1297#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= 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ULTIMATE.start_main_~i~3 1), 2822#true, 279#true]) [2021-11-02 23:22:06,763 INFO L384 tUnfolder$Statistics]: this new event has 245 ancestors and is cut-off event [2021-11-02 23:22:06,763 INFO L387 tUnfolder$Statistics]: existing Event has 225 ancestors and is cut-off event [2021-11-02 23:22:06,763 INFO L387 tUnfolder$Statistics]: existing Event has 225 ancestors and is cut-off event [2021-11-02 23:22:06,763 INFO L387 tUnfolder$Statistics]: existing Event has 235 ancestors and is cut-off event [2021-11-02 23:22:06,769 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1293] t_funEXIT-->L958-5: Formula: (= v_t_funThread3of3ForFork0_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_15| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} 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t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1279#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1281#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1275#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| 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const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1325#(<= ULTIMATE.start_main_~i~1 3), Black: 1087#(= (select |#valid| |~#a~0.base|) 1), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), Black: 2173#(<= ULTIMATE.start_main_~i~1 6), Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 2475#(and (<= ULTIMATE.start_main_~i~1 6) (<= |ULTIMATE.start_main_#t~post45| 5)), Black: 2171#(<= ULTIMATE.start_main_~i~1 5), 57#L929-1true, Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 2480#true, Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), 1283#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), 2822#true, 279#true]) [2021-11-02 23:22:06,769 INFO L384 tUnfolder$Statistics]: this new event has 227 ancestors and is not cut-off event [2021-11-02 23:22:06,769 INFO L387 tUnfolder$Statistics]: existing Event has 237 ancestors and is not cut-off event [2021-11-02 23:22:06,770 INFO L387 tUnfolder$Statistics]: existing Event has 237 ancestors and is not cut-off event [2021-11-02 23:22:06,770 INFO L387 tUnfolder$Statistics]: existing Event has 227 ancestors and is not cut-off event [2021-11-02 23:22:06,772 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} OutVars{t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} 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ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 2480#true, Black: 435#(= ULTIMATE.start_main_~i~1 0), 162#L945-8true, Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), 1087#(= (select |#valid| |~#a~0.base|) 1), 2822#true, 279#true]) [2021-11-02 23:22:06,772 INFO L384 tUnfolder$Statistics]: this new event has 247 ancestors and is cut-off event [2021-11-02 23:22:06,772 INFO L387 tUnfolder$Statistics]: existing Event has 237 ancestors and is cut-off event [2021-11-02 23:22:06,772 INFO L387 tUnfolder$Statistics]: existing Event has 227 ancestors and is cut-off event [2021-11-02 23:22:06,772 INFO L387 tUnfolder$Statistics]: existing Event has 227 ancestors and is cut-off event [2021-11-02 23:22:06,773 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][308], [Black: 2494#(<= ULTIMATE.start_main_~i~1 6), Black: 2817#(and (<= |ULTIMATE.start_main_#t~post45| 6) (<= 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4) (<= |ULTIMATE.start_main_#t~post45| 3)), 2480#true, Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), 1087#(= (select |#valid| |~#a~0.base|) 1), 2822#true, 279#true]) [2021-11-02 23:22:06,773 INFO L384 tUnfolder$Statistics]: this new event has 247 ancestors and is cut-off event [2021-11-02 23:22:06,773 INFO L387 tUnfolder$Statistics]: existing Event has 217 ancestors and is cut-off event [2021-11-02 23:22:06,773 INFO L387 tUnfolder$Statistics]: existing Event has 227 ancestors and is cut-off event [2021-11-02 23:22:06,773 INFO L387 tUnfolder$Statistics]: existing Event has 237 ancestors and is cut-off event [2021-11-02 23:22:06,782 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} OutVars{t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} AuxVars[] AssignedVars[][307], [Black: 2494#(<= ULTIMATE.start_main_~i~1 6), Black: 2817#(and (<= |ULTIMATE.start_main_#t~post45| 6) (<= ULTIMATE.start_main_~i~1 7)), Black: 2496#(<= ULTIMATE.start_main_~i~1 7), Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= 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1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), 1285#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), 2822#true, 279#true]) [2021-11-02 23:22:06,782 INFO L384 tUnfolder$Statistics]: this new event has 249 ancestors and is cut-off event [2021-11-02 23:22:06,782 INFO L387 tUnfolder$Statistics]: existing Event has 229 ancestors and is cut-off event [2021-11-02 23:22:06,782 INFO L387 tUnfolder$Statistics]: existing Event has 229 ancestors and is cut-off event [2021-11-02 23:22:06,782 INFO L387 tUnfolder$Statistics]: existing Event has 239 ancestors and is cut-off event [2021-11-02 23:22:06,807 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} OutVars{t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} AuxVars[] AssignedVars[][307], [Black: 2494#(<= ULTIMATE.start_main_~i~1 6), Black: 2817#(and (<= |ULTIMATE.start_main_#t~post45| 6) (<= ULTIMATE.start_main_~i~1 7)), Black: 2496#(<= ULTIMATE.start_main_~i~1 7), Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0NotInUse, t_funThread2of3ForFork0NotInUse, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), t_funThread3of3ForFork0NotInUse, Black: 1297#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1279#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1281#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* 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|~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1287#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1273#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1269#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (= (select 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Black: 1087#(= (select |#valid| |~#a~0.base|) 1), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), Black: 2173#(<= ULTIMATE.start_main_~i~1 6), Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 2475#(and (<= ULTIMATE.start_main_~i~1 6) (<= |ULTIMATE.start_main_#t~post45| 5)), Black: 2171#(<= ULTIMATE.start_main_~i~1 5), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 2480#true, Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), 1285#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), 2822#true, 279#true]) [2021-11-02 23:22:06,807 INFO L384 tUnfolder$Statistics]: this new event has 262 ancestors and is cut-off event [2021-11-02 23:22:06,807 INFO L387 tUnfolder$Statistics]: existing Event has 242 ancestors and is cut-off event [2021-11-02 23:22:06,807 INFO L387 tUnfolder$Statistics]: existing Event has 242 ancestors and is cut-off event [2021-11-02 23:22:06,807 INFO L387 tUnfolder$Statistics]: existing Event has 252 ancestors and is cut-off event [2021-11-02 23:22:06,814 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][308], [Black: 2494#(<= ULTIMATE.start_main_~i~1 6), Black: 2817#(and (<= |ULTIMATE.start_main_#t~post45| 6) (<= ULTIMATE.start_main_~i~1 7)), Black: 2496#(<= ULTIMATE.start_main_~i~1 7), Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), t_funThread1of3ForFork0NotInUse, t_funThread2of3ForFork0NotInUse, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) 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ULTIMATE.start_main_~i~1 3), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), Black: 2173#(<= ULTIMATE.start_main_~i~1 6), Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 2475#(and (<= ULTIMATE.start_main_~i~1 6) (<= |ULTIMATE.start_main_#t~post45| 5)), Black: 2171#(<= ULTIMATE.start_main_~i~1 5), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 2480#true, Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), 1087#(= (select |#valid| |~#a~0.base|) 1), 2822#true, 279#true]) [2021-11-02 23:22:06,814 INFO L384 tUnfolder$Statistics]: this new event has 262 ancestors and is cut-off event [2021-11-02 23:22:06,814 INFO L387 tUnfolder$Statistics]: existing Event has 242 ancestors and is cut-off event [2021-11-02 23:22:06,814 INFO L387 tUnfolder$Statistics]: existing Event has 242 ancestors and is cut-off event [2021-11-02 23:22:06,814 INFO L387 tUnfolder$Statistics]: existing Event has 252 ancestors and is cut-off event [2021-11-02 23:22:06,816 INFO L129 PetriNetUnfolder]: 564/4056 cut-off events. [2021-11-02 23:22:06,817 INFO L130 PetriNetUnfolder]: For 7292/7611 co-relation queries the response was YES. [2021-11-02 23:22:06,874 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8325 conditions, 4056 events. 564/4056 cut-off events. For 7292/7611 co-relation queries the response was YES. Maximal size of possible extension queue 178. Compared 39980 event pairs, 123 based on Foata normal form. 9/3850 useless extension candidates. Maximal degree in co-relation 8272. Up to 469 conditions per place. [2021-11-02 23:22:06,893 INFO L132 encePairwiseOnDemand]: 323/328 looper letters, 26 selfloop transitions, 26 changer transitions 0/376 dead transitions. [2021-11-02 23:22:06,894 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 412 places, 376 transitions, 1517 flow [2021-11-02 23:22:06,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-02 23:22:06,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2021-11-02 23:22:06,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 7208 transitions. [2021-11-02 23:22:06,898 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8139114724480578 [2021-11-02 23:22:06,899 INFO L72 ComplementDD]: Start complementDD. Operand 27 states and 7208 transitions. [2021-11-02 23:22:06,899 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 7208 transitions. [2021-11-02 23:22:06,900 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:22:06,900 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 27 states and 7208 transitions. [2021-11-02 23:22:06,906 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 28 states, 27 states have (on average 266.962962962963) internal successors, (7208), 27 states have internal predecessors, (7208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:06,911 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 28 states, 28 states have (on average 328.0) internal successors, (9184), 28 states have internal predecessors, (9184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:06,912 INFO L81 ComplementDD]: Finished complementDD. Result has 28 states, 28 states have (on average 328.0) internal successors, (9184), 28 states have internal predecessors, (9184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:06,912 INFO L186 Difference]: Start difference. First operand has 386 places, 354 transitions, 1311 flow. Second operand 27 states and 7208 transitions. [2021-11-02 23:22:06,912 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 412 places, 376 transitions, 1517 flow [2021-11-02 23:22:06,946 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 392 places, 376 transitions, 1439 flow, removed 19 selfloop flow, removed 20 redundant places. [2021-11-02 23:22:06,951 INFO L242 Difference]: Finished difference. Result has 395 places, 357 transitions, 1349 flow [2021-11-02 23:22:06,952 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=328, PETRI_DIFFERENCE_MINUEND_FLOW=1233, PETRI_DIFFERENCE_MINUEND_PLACES=366, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=354, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=328, PETRI_DIFFERENCE_SUBTRAHEND_STATES=27, PETRI_FLOW=1349, PETRI_PLACES=395, PETRI_TRANSITIONS=357} [2021-11-02 23:22:06,953 INFO L334 CegarLoopForPetriNet]: 276 programPoint places, 119 predicate places. [2021-11-02 23:22:06,953 INFO L470 AbstractCegarLoop]: Abstraction has has 395 places, 357 transitions, 1349 flow [2021-11-02 23:22:06,954 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 267.2857142857143) internal successors, (5613), 21 states have internal predecessors, (5613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:06,954 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:22:06,954 INFO L254 CegarLoopForPetriNet]: trace histogram [9, 9, 9, 9, 9, 4, 4, 4, 4, 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] [2021-11-02 23:22:07,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2021-11-02 23:22:07,167 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-11-02 23:22:07,168 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-02 23:22:07,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:22:07,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1221845251, now seen corresponding path program 4 times [2021-11-02 23:22:07,168 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:22:07,169 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443348625] [2021-11-02 23:22:07,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:22:07,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:22:07,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:22:07,417 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-02 23:22:07,418 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:22:07,418 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443348625] [2021-11-02 23:22:07,418 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443348625] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:22:07,418 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [931358474] [2021-11-02 23:22:07,418 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-02 23:22:07,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:22:07,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:22:07,420 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:22:07,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2021-11-02 23:22:08,224 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-02 23:22:08,224 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:22:08,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-02 23:22:08,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:22:08,557 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-02 23:22:08,557 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [931358474] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:22:08,558 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:22:08,558 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 23 [2021-11-02 23:22:08,558 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912793418] [2021-11-02 23:22:08,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-02 23:22:08,559 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:22:08,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-02 23:22:08,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-11-02 23:22:08,565 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 265 out of 328 [2021-11-02 23:22:08,570 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 395 places, 357 transitions, 1349 flow. Second operand has 23 states, 23 states have (on average 267.30434782608694) internal successors, (6148), 23 states have internal predecessors, (6148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:08,571 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:22:08,571 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 265 of 328 [2021-11-02 23:22:08,571 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:22:09,854 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1293] t_funEXIT-->L958-5: Formula: (= v_t_funThread3of3ForFork0_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_15| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][338], [Black: 2494#(<= ULTIMATE.start_main_~i~1 6), Black: 2817#(and (<= |ULTIMATE.start_main_#t~post45| 6) (<= ULTIMATE.start_main_~i~1 7)), Black: 2496#(<= ULTIMATE.start_main_~i~1 7), Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), 3185#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0NotInUse, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), t_funThread3of3ForFork0NotInUse, Black: 1297#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1279#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), 39#t_funENTRYtrue, Black: 1281#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1275#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1271#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1287#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1)), Black: 1273#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1269#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), Black: 1291#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 284#(= ULTIMATE.start_main_~i~1 0), Black: 1289#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1283#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1285#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1567#(and (<= ULTIMATE.start_main_~i~1 3) (<= |ULTIMATE.start_main_#t~post45| 2)), Black: 1323#(<= ULTIMATE.start_main_~i~1 2), Black: 1293#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1277#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1325#(<= ULTIMATE.start_main_~i~1 3), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 2173#(<= ULTIMATE.start_main_~i~1 6), Black: 2475#(and (<= ULTIMATE.start_main_~i~1 6) (<= |ULTIMATE.start_main_#t~post45| 5)), Black: 2171#(<= ULTIMATE.start_main_~i~1 5), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), Black: 3180#(and (<= |ULTIMATE.start_main_#t~post45| 7) (<= ULTIMATE.start_main_~i~1 8)), Black: 2840#(<= ULTIMATE.start_main_~i~1 8), Black: 2838#(<= ULTIMATE.start_main_~i~1 7), 1087#(= (select |#valid| |~#a~0.base|) 1), 2822#true, 279#true]) [2021-11-02 23:22:09,854 INFO L384 tUnfolder$Statistics]: this new event has 229 ancestors and is cut-off event [2021-11-02 23:22:09,854 INFO L387 tUnfolder$Statistics]: existing Event has 209 ancestors and is cut-off event [2021-11-02 23:22:09,854 INFO L387 tUnfolder$Statistics]: existing Event has 219 ancestors and is cut-off event [2021-11-02 23:22:09,855 INFO L387 tUnfolder$Statistics]: existing Event has 209 ancestors and is cut-off event [2021-11-02 23:22:09,991 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} OutVars{t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} AuxVars[] AssignedVars[][309], [Black: 2494#(<= ULTIMATE.start_main_~i~1 6), Black: 2817#(and (<= |ULTIMATE.start_main_#t~post45| 6) (<= ULTIMATE.start_main_~i~1 7)), Black: 2496#(<= ULTIMATE.start_main_~i~1 7), Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 818#(<= ULTIMATE.start_main_~i~1 1), Black: 820#(<= ULTIMATE.start_main_~i~1 2), 3185#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0NotInUse, Black: 1091#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (= (select |#valid| |~#a~0.base|) 1)), t_funThread3of3ForFork0NotInUse, Black: 1297#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1281#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1275#(and (= ((as 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|ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), Black: 3180#(and (<= |ULTIMATE.start_main_#t~post45| 7) (<= ULTIMATE.start_main_~i~1 8)), Black: 2840#(<= ULTIMATE.start_main_~i~1 8), Black: 2838#(<= ULTIMATE.start_main_~i~1 7), 2822#true, 279#true]) [2021-11-02 23:22:09,991 INFO L384 tUnfolder$Statistics]: this new event has 249 ancestors and is cut-off event [2021-11-02 23:22:09,991 INFO L387 tUnfolder$Statistics]: existing Event has 229 ancestors and is cut-off event [2021-11-02 23:22:09,991 INFO L387 tUnfolder$Statistics]: existing Event has 239 ancestors and is cut-off event [2021-11-02 23:22:09,991 INFO L387 tUnfolder$Statistics]: existing Event has 229 ancestors and is cut-off event [2021-11-02 23:22:09,993 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][310], [Black: 2494#(<= ULTIMATE.start_main_~i~1 6), Black: 2817#(and (<= |ULTIMATE.start_main_#t~post45| 6) (<= ULTIMATE.start_main_~i~1 7)), Black: 2496#(<= ULTIMATE.start_main_~i~1 7), Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= ULTIMATE.start_main_~i~1 2)), 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ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), Black: 3180#(and (<= |ULTIMATE.start_main_#t~post45| 7) (<= ULTIMATE.start_main_~i~1 8)), Black: 2840#(<= ULTIMATE.start_main_~i~1 8), Black: 2838#(<= ULTIMATE.start_main_~i~1 7), 38#L945-8true, 1087#(= (select |#valid| |~#a~0.base|) 1), 2822#true, 279#true]) [2021-11-02 23:22:09,994 INFO L384 tUnfolder$Statistics]: this new event has 242 ancestors and is cut-off event [2021-11-02 23:22:09,994 INFO L387 tUnfolder$Statistics]: existing Event has 232 ancestors and is cut-off event [2021-11-02 23:22:09,994 INFO L387 tUnfolder$Statistics]: existing Event has 242 ancestors and is cut-off event [2021-11-02 23:22:09,994 INFO L387 tUnfolder$Statistics]: existing Event has 222 ancestors and is cut-off event [2021-11-02 23:22:10,000 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1293] t_funEXIT-->L958-5: Formula: (= v_t_funThread3of3ForFork0_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_15| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][338], [Black: 2494#(<= ULTIMATE.start_main_~i~1 6), Black: 2817#(and (<= |ULTIMATE.start_main_#t~post45| 6) (<= ULTIMATE.start_main_~i~1 7)), Black: 2496#(<= ULTIMATE.start_main_~i~1 7), Black: 1031#(and (<= |ULTIMATE.start_main_#t~post45| 1) (<= 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|#valid| |~#a~0.base|) 1), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 2173#(<= ULTIMATE.start_main_~i~1 6), Black: 2475#(and (<= ULTIMATE.start_main_~i~1 6) (<= |ULTIMATE.start_main_#t~post45| 5)), Black: 2171#(<= ULTIMATE.start_main_~i~1 5), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), 1281#(and (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), 145#L945-31true, Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), Black: 3180#(and (<= |ULTIMATE.start_main_#t~post45| 7) (<= ULTIMATE.start_main_~i~1 8)), Black: 2840#(<= ULTIMATE.start_main_~i~1 8), Black: 2838#(<= ULTIMATE.start_main_~i~1 7), 2822#true, 279#true]) [2021-11-02 23:22:10,000 INFO L384 tUnfolder$Statistics]: this new event has 250 ancestors and is cut-off event [2021-11-02 23:22:10,000 INFO L387 tUnfolder$Statistics]: existing Event has 240 ancestors and is cut-off event [2021-11-02 23:22:10,000 INFO L387 tUnfolder$Statistics]: existing Event has 230 ancestors and is cut-off event [2021-11-02 23:22:10,000 INFO L387 tUnfolder$Statistics]: existing Event has 230 ancestors and is cut-off event [2021-11-02 23:22:10,005 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1293] t_funEXIT-->L958-5: Formula: (= v_t_funThread3of3ForFork0_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_15| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][338], [Black: 2494#(<= ULTIMATE.start_main_~i~1 6), Black: 2817#(and (<= |ULTIMATE.start_main_#t~post45| 6) (<= ULTIMATE.start_main_~i~1 7)), Black: 2496#(<= ULTIMATE.start_main_~i~1 7), Black: 1031#(and (<= 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Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 2173#(<= ULTIMATE.start_main_~i~1 6), Black: 2475#(and (<= ULTIMATE.start_main_~i~1 6) (<= |ULTIMATE.start_main_#t~post45| 5)), Black: 2171#(<= ULTIMATE.start_main_~i~1 5), 57#L929-1true, Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), Black: 3180#(and (<= |ULTIMATE.start_main_#t~post45| 7) (<= ULTIMATE.start_main_~i~1 8)), Black: 2840#(<= ULTIMATE.start_main_~i~1 8), Black: 2838#(<= ULTIMATE.start_main_~i~1 7), 1283#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (exists ((|~#a~0.offset| Int) (t_funThread1of3ForFork0_~i~0 Int)) (= |t_funThread1of3ForFork0_#t~mem44| (select ((as const (Array Int Int)) 0) (+ (* t_funThread1of3ForFork0_~i~0 28) |~#a~0.offset|)))) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), 2822#true, 279#true]) [2021-11-02 23:22:10,005 INFO L384 tUnfolder$Statistics]: this new event has 232 ancestors and is not cut-off event [2021-11-02 23:22:10,006 INFO L387 tUnfolder$Statistics]: existing Event has 242 ancestors and is not cut-off event [2021-11-02 23:22:10,006 INFO L387 tUnfolder$Statistics]: existing Event has 242 ancestors and is not cut-off event [2021-11-02 23:22:10,006 INFO L387 tUnfolder$Statistics]: existing Event has 232 ancestors and is not cut-off event [2021-11-02 23:22:10,008 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} OutVars{t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} AuxVars[] AssignedVars[][309], [Black: 2494#(<= ULTIMATE.start_main_~i~1 6), Black: 2817#(and (<= |ULTIMATE.start_main_#t~post45| 6) (<= ULTIMATE.start_main_~i~1 7)), Black: 2496#(<= 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1323#(<= ULTIMATE.start_main_~i~1 2), Black: 1277#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1325#(<= ULTIMATE.start_main_~i~1 3), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 2173#(<= ULTIMATE.start_main_~i~1 6), Black: 2475#(and (<= ULTIMATE.start_main_~i~1 6) (<= |ULTIMATE.start_main_#t~post45| 5)), Black: 2171#(<= ULTIMATE.start_main_~i~1 5), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), Black: 435#(= ULTIMATE.start_main_~i~1 0), 162#L945-8true, Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), Black: 3180#(and (<= |ULTIMATE.start_main_#t~post45| 7) (<= ULTIMATE.start_main_~i~1 8)), Black: 2840#(<= ULTIMATE.start_main_~i~1 8), Black: 2838#(<= ULTIMATE.start_main_~i~1 7), 1087#(= (select |#valid| |~#a~0.base|) 1), 2822#true, 279#true]) [2021-11-02 23:22:10,008 INFO L384 tUnfolder$Statistics]: this new event has 252 ancestors and is cut-off event [2021-11-02 23:22:10,008 INFO L387 tUnfolder$Statistics]: existing Event has 242 ancestors and is cut-off event [2021-11-02 23:22:10,008 INFO L387 tUnfolder$Statistics]: existing Event has 232 ancestors and is cut-off event [2021-11-02 23:22:10,008 INFO L387 tUnfolder$Statistics]: existing Event has 232 ancestors and is cut-off event [2021-11-02 23:22:10,008 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][310], [Black: 2494#(<= ULTIMATE.start_main_~i~1 6), Black: 2817#(and (<= |ULTIMATE.start_main_#t~post45| 6) (<= 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4) (<= |ULTIMATE.start_main_#t~post45| 3)), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), Black: 3180#(and (<= |ULTIMATE.start_main_#t~post45| 7) (<= ULTIMATE.start_main_~i~1 8)), Black: 2840#(<= ULTIMATE.start_main_~i~1 8), Black: 2838#(<= ULTIMATE.start_main_~i~1 7), 1087#(= (select |#valid| |~#a~0.base|) 1), 2822#true, 279#true]) [2021-11-02 23:22:10,008 INFO L384 tUnfolder$Statistics]: this new event has 252 ancestors and is cut-off event [2021-11-02 23:22:10,008 INFO L387 tUnfolder$Statistics]: existing Event has 222 ancestors and is cut-off event [2021-11-02 23:22:10,008 INFO L387 tUnfolder$Statistics]: existing Event has 232 ancestors and is cut-off event [2021-11-02 23:22:10,008 INFO L387 tUnfolder$Statistics]: existing Event has 242 ancestors and is cut-off event [2021-11-02 23:22:10,016 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} OutVars{t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} AuxVars[] AssignedVars[][309], [Black: 2494#(<= ULTIMATE.start_main_~i~1 6), Black: 2817#(and (<= 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437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), Black: 3180#(and (<= |ULTIMATE.start_main_#t~post45| 7) (<= ULTIMATE.start_main_~i~1 8)), Black: 2840#(<= ULTIMATE.start_main_~i~1 8), Black: 2838#(<= ULTIMATE.start_main_~i~1 7), 1285#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), 2822#true, 279#true]) [2021-11-02 23:22:10,016 INFO L384 tUnfolder$Statistics]: this new event has 254 ancestors and is cut-off event [2021-11-02 23:22:10,016 INFO L387 tUnfolder$Statistics]: existing Event has 244 ancestors and is cut-off event [2021-11-02 23:22:10,016 INFO L387 tUnfolder$Statistics]: existing Event has 234 ancestors and is cut-off event [2021-11-02 23:22:10,016 INFO L387 tUnfolder$Statistics]: existing Event has 234 ancestors and is cut-off event [2021-11-02 23:22:10,045 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1292] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} OutVars{t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_13|} AuxVars[] AssignedVars[][309], [Black: 2494#(<= ULTIMATE.start_main_~i~1 6), Black: 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ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), Black: 3180#(and (<= |ULTIMATE.start_main_#t~post45| 7) (<= ULTIMATE.start_main_~i~1 8)), Black: 2840#(<= ULTIMATE.start_main_~i~1 8), Black: 2838#(<= ULTIMATE.start_main_~i~1 7), 1285#(and (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), 2822#true, 279#true]) [2021-11-02 23:22:10,045 INFO L384 tUnfolder$Statistics]: this new event has 267 ancestors and is cut-off event [2021-11-02 23:22:10,045 INFO L387 tUnfolder$Statistics]: existing Event has 247 ancestors and is cut-off event [2021-11-02 23:22:10,046 INFO L387 tUnfolder$Statistics]: existing Event has 257 ancestors and is cut-off event [2021-11-02 23:22:10,046 INFO L387 tUnfolder$Statistics]: existing Event has 247 ancestors and is cut-off event [2021-11-02 23:22:10,055 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1291] t_funEXIT-->L958-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61_11| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_t_funThread1of3ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem61=|v_ULTIMATE.start_main_#t~mem61_11|, t_funThread1of3ForFork0_thidvar0=v_t_funThread1of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][310], [Black: 2494#(<= ULTIMATE.start_main_~i~1 6), Black: 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t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1277#(and (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#a~0.base|)) (not (= |ULTIMATE.start_main_~#t_ids~0.base| |~#a~0.base|)) (<= 1 t_funThread1of3ForFork0___VERIFIER_assert_~cond) (= (select |#valid| |~#a~0.base|) 1) (<= 1 |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond|)), Black: 1325#(<= ULTIMATE.start_main_~i~1 3), Black: 620#(<= ULTIMATE.start_main_~i~3 1), Black: 809#(and (= |ULTIMATE.start_main_#t~post47| 0) (<= ULTIMATE.start_main_~i~3 1)), Black: 618#(= ULTIMATE.start_main_~i~3 0), Black: 2173#(<= ULTIMATE.start_main_~i~1 6), Black: 2475#(and (<= ULTIMATE.start_main_~i~1 6) (<= |ULTIMATE.start_main_#t~post45| 5)), Black: 2171#(<= ULTIMATE.start_main_~i~1 5), Black: 391#(<= ULTIMATE.start_main_~i~3 0), 112#L958-5true, Black: 1582#(<= ULTIMATE.start_main_~i~1 4), Black: 1580#(<= ULTIMATE.start_main_~i~1 3), Black: 1843#(and (<= ULTIMATE.start_main_~i~1 4) (<= |ULTIMATE.start_main_#t~post45| 3)), Black: 435#(= ULTIMATE.start_main_~i~1 0), Black: 437#(<= ULTIMATE.start_main_~i~1 1), Black: 611#(and (= |ULTIMATE.start_main_#t~post45| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 2151#(and (<= |ULTIMATE.start_main_#t~post47| 1) (<= ULTIMATE.start_main_~i~3 2)), Black: 1860#(<= ULTIMATE.start_main_~i~1 5), Black: 1858#(<= ULTIMATE.start_main_~i~1 4), Black: 2081#(<= ULTIMATE.start_main_~i~3 2), Black: 2143#(and (<= ULTIMATE.start_main_~i~1 5) (<= |ULTIMATE.start_main_#t~post45| 4)), Black: 2049#(<= ULTIMATE.start_main_~i~3 1), Black: 3180#(and (<= |ULTIMATE.start_main_#t~post45| 7) (<= ULTIMATE.start_main_~i~1 8)), Black: 2840#(<= ULTIMATE.start_main_~i~1 8), Black: 2838#(<= ULTIMATE.start_main_~i~1 7), 1087#(= (select |#valid| |~#a~0.base|) 1), 2822#true, 279#true]) [2021-11-02 23:22:10,055 INFO L384 tUnfolder$Statistics]: this new event has 267 ancestors and is cut-off event [2021-11-02 23:22:10,055 INFO L387 tUnfolder$Statistics]: existing Event has 247 ancestors and is cut-off event [2021-11-02 23:22:10,055 INFO L387 tUnfolder$Statistics]: existing Event has 247 ancestors and is cut-off event [2021-11-02 23:22:10,055 INFO L387 tUnfolder$Statistics]: existing Event has 257 ancestors and is cut-off event [2021-11-02 23:22:10,059 INFO L129 PetriNetUnfolder]: 564/4058 cut-off events. [2021-11-02 23:22:10,059 INFO L130 PetriNetUnfolder]: For 7319/7638 co-relation queries the response was YES. [2021-11-02 23:22:10,140 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8335 conditions, 4058 events. 564/4058 cut-off events. For 7319/7638 co-relation queries the response was YES. Maximal size of possible extension queue 178. Compared 39988 event pairs, 123 based on Foata normal form. 9/3852 useless extension candidates. Maximal degree in co-relation 8279. Up to 469 conditions per place. [2021-11-02 23:22:10,157 INFO L132 encePairwiseOnDemand]: 322/328 looper letters, 24 selfloop transitions, 30 changer transitions 0/378 dead transitions. [2021-11-02 23:22:10,157 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 424 places, 378 transitions, 1531 flow [2021-11-02 23:22:10,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-02 23:22:10,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-11-02 23:22:10,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 8005 transitions. [2021-11-02 23:22:10,162 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8135162601626016 [2021-11-02 23:22:10,162 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 8005 transitions. [2021-11-02 23:22:10,162 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 8005 transitions. [2021-11-02 23:22:10,164 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:22:10,165 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 8005 transitions. [2021-11-02 23:22:10,174 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 266.8333333333333) internal successors, (8005), 30 states have internal predecessors, (8005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:10,183 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 328.0) internal successors, (10168), 31 states have internal predecessors, (10168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:10,185 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 328.0) internal successors, (10168), 31 states have internal predecessors, (10168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:10,185 INFO L186 Difference]: Start difference. First operand has 395 places, 357 transitions, 1349 flow. Second operand 30 states and 8005 transitions. [2021-11-02 23:22:10,185 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 424 places, 378 transitions, 1531 flow [2021-11-02 23:22:10,235 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 401 places, 378 transitions, 1441 flow, removed 22 selfloop flow, removed 23 redundant places. [2021-11-02 23:22:10,242 INFO L242 Difference]: Finished difference. Result has 405 places, 360 transitions, 1375 flow [2021-11-02 23:22:10,243 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=328, PETRI_DIFFERENCE_MINUEND_FLOW=1259, PETRI_DIFFERENCE_MINUEND_PLACES=372, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=357, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=327, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=1375, PETRI_PLACES=405, PETRI_TRANSITIONS=360} [2021-11-02 23:22:10,243 INFO L334 CegarLoopForPetriNet]: 276 programPoint places, 129 predicate places. [2021-11-02 23:22:10,244 INFO L470 AbstractCegarLoop]: Abstraction has has 405 places, 360 transitions, 1375 flow [2021-11-02 23:22:10,245 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 267.30434782608694) internal successors, (6148), 23 states have internal predecessors, (6148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:10,245 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:22:10,245 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 4, 4, 4, 4, 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] [2021-11-02 23:22:10,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2021-11-02 23:22:10,459 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:22:10,460 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-02 23:22:10,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:22:10,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1252541941, now seen corresponding path program 5 times [2021-11-02 23:22:10,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:22:10,460 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216273070] [2021-11-02 23:22:10,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:22:10,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:22:10,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:22:10,491 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:22:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:22:10,529 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:22:10,529 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-11-02 23:22:10,530 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-11-02 23:22:10,530 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 23:22:10,530 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 23:22:10,530 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 23:22:10,531 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 23:22:10,531 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 23:22:10,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-11-02 23:22:10,531 INFO L731 BasicCegarLoop]: Path program histogram: [5, 3, 2, 2, 1, 1, 1] [2021-11-02 23:22:10,532 WARN L234 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-11-02 23:22:10,532 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-11-02 23:22:10,550 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,551 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,551 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,551 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,551 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,551 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,551 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,552 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,552 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,552 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,552 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,552 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,553 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,553 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,553 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,553 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,553 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,553 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,553 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,554 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,554 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,554 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,554 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,554 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,554 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,555 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,555 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,555 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,555 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,555 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,555 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,556 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,556 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,556 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,556 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,556 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,556 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,557 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,557 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,557 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,558 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,558 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,558 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,558 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,558 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,558 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,559 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,560 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,560 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,560 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,560 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,560 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,560 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,560 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,561 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,561 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,561 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,561 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,561 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,561 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,564 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,564 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,564 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,564 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,564 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,564 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,565 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,566 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,566 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,566 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,566 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,566 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,566 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,566 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,567 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,567 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,567 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,567 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,567 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,567 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,567 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,568 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,568 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,568 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,568 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,568 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,568 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,569 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,569 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,570 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,570 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,570 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,570 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,570 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,570 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,570 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,571 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,571 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,571 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,571 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,571 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,571 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,573 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,573 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,573 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,573 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,573 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,573 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,574 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,574 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,574 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,574 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,574 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,574 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,574 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,575 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,575 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,575 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,575 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,575 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,575 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,575 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,576 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,576 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,576 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,576 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,576 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,576 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,576 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,577 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,577 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,577 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,577 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,577 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,577 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,577 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,578 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,578 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,578 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,578 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,578 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,578 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,578 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,579 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,579 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,579 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,579 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,579 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,579 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,579 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,580 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,580 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,580 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,580 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,580 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,580 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,581 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,581 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,581 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,582 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,584 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,585 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,585 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,585 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,587 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,587 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,588 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,588 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,588 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,588 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,589 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,589 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,589 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,589 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,589 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,589 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,589 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,589 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,590 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,590 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,590 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,590 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,590 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,590 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,590 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,591 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,591 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,591 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,593 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,593 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,593 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,594 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,594 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,595 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,595 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,595 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,595 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,595 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,595 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,595 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,596 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,596 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,596 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,596 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,596 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,596 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,596 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,597 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,597 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,597 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,597 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,597 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,597 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,597 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,597 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,598 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,598 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,598 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,598 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,598 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,598 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,598 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,599 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,599 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,599 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,599 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,599 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,599 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,599 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,600 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,600 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,601 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,601 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,601 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,602 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,605 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,605 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,605 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,605 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,607 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,607 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,607 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,607 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,607 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,607 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,607 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,608 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,608 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,608 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,608 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,608 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,608 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,608 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,608 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,609 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,610 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,610 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,610 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,611 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,611 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,611 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,611 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,613 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,613 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,614 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,614 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,614 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,614 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,614 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,615 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,615 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,615 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,615 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,615 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,615 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,615 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,615 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,615 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,615 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,616 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,616 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,616 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,616 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,616 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,616 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,616 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,616 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,616 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,616 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,617 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,617 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,617 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,618 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,618 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,618 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,618 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,620 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,621 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,621 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,621 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,622 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,622 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,622 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,622 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,622 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,622 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,623 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,624 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,624 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,624 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,624 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,624 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,624 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,624 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,624 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,625 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,625 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,625 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,625 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,625 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,625 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,625 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,625 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,625 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,625 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,625 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,626 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,626 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,626 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,626 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,626 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,626 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,626 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,626 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,626 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,626 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,626 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,627 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,627 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,627 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,627 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,627 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,627 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,627 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,627 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,627 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,627 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,627 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,627 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,629 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,629 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,629 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,629 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,629 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,629 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,629 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,629 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,629 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,629 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,629 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,630 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,630 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,632 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,633 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,633 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,633 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,633 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,633 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,633 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,635 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,635 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,635 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,636 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,636 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,636 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,636 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 23:22:10,643 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-11-02 23:22:10,644 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-02 23:22:10,644 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 [2021-11-02 23:22:10,644 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-11-02 23:22:10,647 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 335 places, 399 transitions, 842 flow [2021-11-02 23:22:10,855 INFO L129 PetriNetUnfolder]: 157/873 cut-off events. [2021-11-02 23:22:10,855 INFO L130 PetriNetUnfolder]: For 48/52 co-relation queries the response was YES. [2021-11-02 23:22:10,885 INFO L84 FinitePrefix]: Finished finitePrefix Result has 928 conditions, 873 events. 157/873 cut-off events. For 48/52 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 4110 event pairs, 6 based on Foata normal form. 0/707 useless extension candidates. Maximal degree in co-relation 634. Up to 32 conditions per place. [2021-11-02 23:22:10,885 INFO L82 GeneralOperation]: Start removeDead. Operand has 335 places, 399 transitions, 842 flow [2021-11-02 23:22:10,904 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 335 places, 399 transitions, 842 flow [2021-11-02 23:22:10,913 INFO L129 PetriNetUnfolder]: 13/115 cut-off events. [2021-11-02 23:22:10,913 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-02 23:22:10,913 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:22:10,913 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] [2021-11-02 23:22:10,914 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-02 23:22:10,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:22:10,914 INFO L85 PathProgramCache]: Analyzing trace with hash 396506184, now seen corresponding path program 1 times [2021-11-02 23:22:10,914 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:22:10,914 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617407043] [2021-11-02 23:22:10,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:22:10,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:22:10,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:22:10,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:22:10,937 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:22:10,937 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617407043] [2021-11-02 23:22:10,937 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617407043] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:22:10,937 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:22:10,938 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 23:22:10,938 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565379589] [2021-11-02 23:22:10,938 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-02 23:22:10,938 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:22:10,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-02 23:22:10,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-02 23:22:10,940 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 331 out of 399 [2021-11-02 23:22:10,941 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 335 places, 399 transitions, 842 flow. Second operand has 2 states, 2 states have (on average 331.5) internal successors, (663), 2 states have internal predecessors, (663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:10,941 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:22:10,941 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 331 of 399 [2021-11-02 23:22:10,942 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:22:11,138 INFO L129 PetriNetUnfolder]: 31/738 cut-off events. [2021-11-02 23:22:11,139 INFO L130 PetriNetUnfolder]: For 48/57 co-relation queries the response was YES. [2021-11-02 23:22:11,155 INFO L84 FinitePrefix]: Finished finitePrefix Result has 794 conditions, 738 events. 31/738 cut-off events. For 48/57 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 3686 event pairs, 6 based on Foata normal form. 126/819 useless extension candidates. Maximal degree in co-relation 788. Up to 32 conditions per place. [2021-11-02 23:22:11,159 INFO L132 encePairwiseOnDemand]: 336/399 looper letters, 0 selfloop transitions, 0 changer transitions 1/331 dead transitions. [2021-11-02 23:22:11,159 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 331 places, 331 transitions, 706 flow [2021-11-02 23:22:11,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 23:22:11,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-11-02 23:22:11,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 725 transitions. [2021-11-02 23:22:11,161 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9085213032581454 [2021-11-02 23:22:11,161 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 725 transitions. [2021-11-02 23:22:11,161 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 725 transitions. [2021-11-02 23:22:11,162 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:22:11,162 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 725 transitions. [2021-11-02 23:22:11,163 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 362.5) internal successors, (725), 2 states have internal predecessors, (725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:11,164 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 399.0) internal successors, (1197), 3 states have internal predecessors, (1197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:11,164 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 399.0) internal successors, (1197), 3 states have internal predecessors, (1197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:11,165 INFO L186 Difference]: Start difference. First operand has 335 places, 399 transitions, 842 flow. Second operand 2 states and 725 transitions. [2021-11-02 23:22:11,165 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 331 places, 331 transitions, 706 flow [2021-11-02 23:22:11,168 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 331 places, 331 transitions, 706 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-02 23:22:11,173 INFO L242 Difference]: Finished difference. Result has 331 places, 330 transitions, 704 flow [2021-11-02 23:22:11,174 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=706, PETRI_DIFFERENCE_MINUEND_PLACES=330, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=331, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=331, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=704, PETRI_PLACES=331, PETRI_TRANSITIONS=330} [2021-11-02 23:22:11,174 INFO L334 CegarLoopForPetriNet]: 335 programPoint places, -4 predicate places. [2021-11-02 23:22:11,174 INFO L470 AbstractCegarLoop]: Abstraction has has 331 places, 330 transitions, 704 flow [2021-11-02 23:22:11,175 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 331.5) internal successors, (663), 2 states have internal predecessors, (663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:11,175 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:22:11,175 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] [2021-11-02 23:22:11,175 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2021-11-02 23:22:11,176 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-02 23:22:11,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:22:11,176 INFO L85 PathProgramCache]: Analyzing trace with hash -109052441, now seen corresponding path program 1 times [2021-11-02 23:22:11,176 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:22:11,176 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071558310] [2021-11-02 23:22:11,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:22:11,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:22:11,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:22:11,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:22:11,203 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:22:11,203 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071558310] [2021-11-02 23:22:11,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071558310] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:22:11,203 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:22:11,204 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:22:11,204 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450869517] [2021-11-02 23:22:11,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:22:11,204 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:22:11,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:22:11,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:22:11,206 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 324 out of 399 [2021-11-02 23:22:11,207 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 331 places, 330 transitions, 704 flow. Second operand has 3 states, 3 states have (on average 325.0) internal successors, (975), 3 states have internal predecessors, (975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:11,208 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:22:11,208 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 324 of 399 [2021-11-02 23:22:11,208 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:22:11,381 INFO L129 PetriNetUnfolder]: 31/741 cut-off events. [2021-11-02 23:22:11,382 INFO L130 PetriNetUnfolder]: For 48/57 co-relation queries the response was YES. [2021-11-02 23:22:11,393 INFO L84 FinitePrefix]: Finished finitePrefix Result has 809 conditions, 741 events. 31/741 cut-off events. For 48/57 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 3682 event pairs, 6 based on Foata normal form. 0/697 useless extension candidates. Maximal degree in co-relation 802. Up to 32 conditions per place. [2021-11-02 23:22:11,396 INFO L132 encePairwiseOnDemand]: 396/399 looper letters, 9 selfloop transitions, 2 changer transitions 0/334 dead transitions. [2021-11-02 23:22:11,396 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 332 places, 334 transitions, 734 flow [2021-11-02 23:22:11,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:22:11,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-02 23:22:11,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 984 transitions. [2021-11-02 23:22:11,397 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8220551378446115 [2021-11-02 23:22:11,397 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 984 transitions. [2021-11-02 23:22:11,397 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 984 transitions. [2021-11-02 23:22:11,398 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:22:11,398 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 984 transitions. [2021-11-02 23:22:11,399 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 328.0) internal successors, (984), 3 states have internal predecessors, (984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:11,401 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 399.0) internal successors, (1596), 4 states have internal predecessors, (1596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:11,401 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 399.0) internal successors, (1596), 4 states have internal predecessors, (1596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:11,401 INFO L186 Difference]: Start difference. First operand has 331 places, 330 transitions, 704 flow. Second operand 3 states and 984 transitions. [2021-11-02 23:22:11,402 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 332 places, 334 transitions, 734 flow [2021-11-02 23:22:11,405 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 332 places, 334 transitions, 734 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-02 23:22:11,410 INFO L242 Difference]: Finished difference. Result has 333 places, 331 transitions, 716 flow [2021-11-02 23:22:11,411 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=704, PETRI_DIFFERENCE_MINUEND_PLACES=330, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=330, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=328, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=716, PETRI_PLACES=333, PETRI_TRANSITIONS=331} [2021-11-02 23:22:11,411 INFO L334 CegarLoopForPetriNet]: 335 programPoint places, -2 predicate places. [2021-11-02 23:22:11,411 INFO L470 AbstractCegarLoop]: Abstraction has has 333 places, 331 transitions, 716 flow [2021-11-02 23:22:11,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 325.0) internal successors, (975), 3 states have internal predecessors, (975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:11,412 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:22:11,412 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] [2021-11-02 23:22:11,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2021-11-02 23:22:11,412 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-02 23:22:11,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:22:11,413 INFO L85 PathProgramCache]: Analyzing trace with hash -823401880, now seen corresponding path program 1 times [2021-11-02 23:22:11,413 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:22:11,413 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796983752] [2021-11-02 23:22:11,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:22:11,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:22:11,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:22:11,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:22:11,500 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:22:11,501 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796983752] [2021-11-02 23:22:11,501 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796983752] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:22:11,501 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [82492935] [2021-11-02 23:22:11,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:22:11,501 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:22:11,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:22:11,502 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:22:11,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2021-11-02 23:22:12,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:22:12,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-02 23:22:12,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:22:12,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-02 23:22:12,412 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [82492935] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:22:12,416 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-02 23:22:12,416 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-11-02 23:22:12,417 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618827832] [2021-11-02 23:22:12,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:22:12,419 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:22:12,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:22:12,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-02 23:22:12,421 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 324 out of 399 [2021-11-02 23:22:12,422 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 333 places, 331 transitions, 716 flow. Second operand has 3 states, 3 states have (on average 325.0) internal successors, (975), 3 states have internal predecessors, (975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:12,422 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:22:12,422 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 324 of 399 [2021-11-02 23:22:12,422 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:22:12,578 INFO L129 PetriNetUnfolder]: 29/698 cut-off events. [2021-11-02 23:22:12,578 INFO L130 PetriNetUnfolder]: For 49/58 co-relation queries the response was YES. [2021-11-02 23:22:12,590 INFO L84 FinitePrefix]: Finished finitePrefix Result has 786 conditions, 698 events. 29/698 cut-off events. For 49/58 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 3408 event pairs, 6 based on Foata normal form. 0/658 useless extension candidates. Maximal degree in co-relation 777. Up to 32 conditions per place. [2021-11-02 23:22:12,593 INFO L132 encePairwiseOnDemand]: 396/399 looper letters, 9 selfloop transitions, 2 changer transitions 0/335 dead transitions. [2021-11-02 23:22:12,593 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 335 places, 335 transitions, 746 flow [2021-11-02 23:22:12,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:22:12,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-02 23:22:12,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 984 transitions. [2021-11-02 23:22:12,594 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8220551378446115 [2021-11-02 23:22:12,594 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 984 transitions. [2021-11-02 23:22:12,595 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 984 transitions. [2021-11-02 23:22:12,595 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:22:12,595 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 984 transitions. [2021-11-02 23:22:12,597 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 328.0) internal successors, (984), 3 states have internal predecessors, (984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:12,598 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 399.0) internal successors, (1596), 4 states have internal predecessors, (1596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:12,599 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 399.0) internal successors, (1596), 4 states have internal predecessors, (1596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:12,599 INFO L186 Difference]: Start difference. First operand has 333 places, 331 transitions, 716 flow. Second operand 3 states and 984 transitions. [2021-11-02 23:22:12,599 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 335 places, 335 transitions, 746 flow [2021-11-02 23:22:12,603 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 334 places, 335 transitions, 744 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-02 23:22:12,607 INFO L242 Difference]: Finished difference. Result has 335 places, 332 transitions, 726 flow [2021-11-02 23:22:12,607 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=714, PETRI_DIFFERENCE_MINUEND_PLACES=332, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=331, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=329, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=726, PETRI_PLACES=335, PETRI_TRANSITIONS=332} [2021-11-02 23:22:12,608 INFO L334 CegarLoopForPetriNet]: 335 programPoint places, 0 predicate places. [2021-11-02 23:22:12,608 INFO L470 AbstractCegarLoop]: Abstraction has has 335 places, 332 transitions, 726 flow [2021-11-02 23:22:12,608 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 325.0) internal successors, (975), 3 states have internal predecessors, (975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:12,608 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:22:12,608 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] [2021-11-02 23:22:12,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Ended with exit code 0 [2021-11-02 23:22:12,808 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2021-11-02 23:22:12,809 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-02 23:22:12,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:22:12,809 INFO L85 PathProgramCache]: Analyzing trace with hash 516204369, now seen corresponding path program 1 times [2021-11-02 23:22:12,809 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:22:12,809 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232689713] [2021-11-02 23:22:12,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:22:12,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:22:12,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:22:12,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-02 23:22:12,849 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:22:12,849 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232689713] [2021-11-02 23:22:12,849 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232689713] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:22:12,849 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1088085897] [2021-11-02 23:22:12,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:22:12,850 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:22:12,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:22:12,851 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:22:12,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2021-11-02 23:22:13,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:22:13,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-02 23:22:13,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:22:13,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-02 23:22:13,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1088085897] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:22:13,828 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:22:13,828 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-11-02 23:22:13,828 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747544729] [2021-11-02 23:22:13,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-02 23:22:13,828 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:22:13,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-02 23:22:13,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-02 23:22:13,831 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 323 out of 399 [2021-11-02 23:22:13,832 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 335 places, 332 transitions, 726 flow. Second operand has 7 states, 7 states have (on average 324.85714285714283) internal successors, (2274), 7 states have internal predecessors, (2274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:13,833 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:22:13,833 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 323 of 399 [2021-11-02 23:22:13,833 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:22:14,006 INFO L129 PetriNetUnfolder]: 29/703 cut-off events. [2021-11-02 23:22:14,006 INFO L130 PetriNetUnfolder]: For 49/58 co-relation queries the response was YES. [2021-11-02 23:22:14,018 INFO L84 FinitePrefix]: Finished finitePrefix Result has 795 conditions, 703 events. 29/703 cut-off events. For 49/58 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 3434 event pairs, 6 based on Foata normal form. 1/668 useless extension candidates. Maximal degree in co-relation 785. Up to 32 conditions per place. [2021-11-02 23:22:14,021 INFO L132 encePairwiseOnDemand]: 394/399 looper letters, 12 selfloop transitions, 5 changer transitions 0/340 dead transitions. [2021-11-02 23:22:14,021 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 340 places, 340 transitions, 778 flow [2021-11-02 23:22:14,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 23:22:14,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-02 23:22:14,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1956 transitions. [2021-11-02 23:22:14,023 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8170426065162907 [2021-11-02 23:22:14,023 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1956 transitions. [2021-11-02 23:22:14,023 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1956 transitions. [2021-11-02 23:22:14,024 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:22:14,024 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1956 transitions. [2021-11-02 23:22:14,025 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 326.0) internal successors, (1956), 6 states have internal predecessors, (1956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:14,027 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 399.0) internal successors, (2793), 7 states have internal predecessors, (2793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:14,027 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 399.0) internal successors, (2793), 7 states have internal predecessors, (2793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:14,027 INFO L186 Difference]: Start difference. First operand has 335 places, 332 transitions, 726 flow. Second operand 6 states and 1956 transitions. [2021-11-02 23:22:14,028 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 340 places, 340 transitions, 778 flow [2021-11-02 23:22:14,030 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 339 places, 340 transitions, 776 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-02 23:22:14,034 INFO L242 Difference]: Finished difference. Result has 342 places, 335 transitions, 756 flow [2021-11-02 23:22:14,034 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=724, PETRI_DIFFERENCE_MINUEND_PLACES=334, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=332, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=327, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=756, PETRI_PLACES=342, PETRI_TRANSITIONS=335} [2021-11-02 23:22:14,034 INFO L334 CegarLoopForPetriNet]: 335 programPoint places, 7 predicate places. [2021-11-02 23:22:14,035 INFO L470 AbstractCegarLoop]: Abstraction has has 342 places, 335 transitions, 756 flow [2021-11-02 23:22:14,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 324.85714285714283) internal successors, (2274), 7 states have internal predecessors, (2274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:14,035 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:22:14,035 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:22:14,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Ended with exit code 0 [2021-11-02 23:22:14,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45,36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:22:14,236 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-02 23:22:14,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:22:14,236 INFO L85 PathProgramCache]: Analyzing trace with hash -99282768, now seen corresponding path program 2 times [2021-11-02 23:22:14,236 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:22:14,236 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296972270] [2021-11-02 23:22:14,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:22:14,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:22:14,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:22:14,274 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-02 23:22:14,275 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:22:14,275 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296972270] [2021-11-02 23:22:14,275 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296972270] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:22:14,275 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [642288703] [2021-11-02 23:22:14,276 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-02 23:22:14,276 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:22:14,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:22:14,277 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:22:14,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2021-11-02 23:22:15,098 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-02 23:22:15,098 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:22:15,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-02 23:22:15,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:22:15,248 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-02 23:22:15,248 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [642288703] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:22:15,248 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:22:15,248 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-11-02 23:22:15,248 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779433056] [2021-11-02 23:22:15,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-02 23:22:15,249 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:22:15,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-02 23:22:15,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-02 23:22:15,251 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 323 out of 399 [2021-11-02 23:22:15,252 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 342 places, 335 transitions, 756 flow. Second operand has 7 states, 7 states have (on average 324.85714285714283) internal successors, (2274), 7 states have internal predecessors, (2274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:15,253 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:22:15,253 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 323 of 399 [2021-11-02 23:22:15,253 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:22:15,505 INFO L129 PetriNetUnfolder]: 27/660 cut-off events. [2021-11-02 23:22:15,505 INFO L130 PetriNetUnfolder]: For 56/62 co-relation queries the response was YES. [2021-11-02 23:22:15,524 INFO L84 FinitePrefix]: Finished finitePrefix Result has 776 conditions, 660 events. 27/660 cut-off events. For 56/62 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 3086 event pairs, 7 based on Foata normal form. 1/627 useless extension candidates. Maximal degree in co-relation 763. Up to 32 conditions per place. [2021-11-02 23:22:15,528 INFO L132 encePairwiseOnDemand]: 394/399 looper letters, 12 selfloop transitions, 5 changer transitions 0/343 dead transitions. [2021-11-02 23:22:15,529 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 347 places, 343 transitions, 808 flow [2021-11-02 23:22:15,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 23:22:15,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-02 23:22:15,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1956 transitions. [2021-11-02 23:22:15,532 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8170426065162907 [2021-11-02 23:22:15,532 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1956 transitions. [2021-11-02 23:22:15,532 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1956 transitions. [2021-11-02 23:22:15,533 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:22:15,533 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1956 transitions. [2021-11-02 23:22:15,535 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 326.0) internal successors, (1956), 6 states have internal predecessors, (1956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:15,538 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 399.0) internal successors, (2793), 7 states have internal predecessors, (2793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:15,539 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 399.0) internal successors, (2793), 7 states have internal predecessors, (2793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:15,539 INFO L186 Difference]: Start difference. First operand has 342 places, 335 transitions, 756 flow. Second operand 6 states and 1956 transitions. [2021-11-02 23:22:15,539 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 347 places, 343 transitions, 808 flow [2021-11-02 23:22:15,543 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 345 places, 343 transitions, 802 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-11-02 23:22:15,547 INFO L242 Difference]: Finished difference. Result has 348 places, 338 transitions, 782 flow [2021-11-02 23:22:15,548 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=750, PETRI_DIFFERENCE_MINUEND_PLACES=340, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=335, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=330, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=782, PETRI_PLACES=348, PETRI_TRANSITIONS=338} [2021-11-02 23:22:15,548 INFO L334 CegarLoopForPetriNet]: 335 programPoint places, 13 predicate places. [2021-11-02 23:22:15,548 INFO L470 AbstractCegarLoop]: Abstraction has has 348 places, 338 transitions, 782 flow [2021-11-02 23:22:15,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 324.85714285714283) internal successors, (2274), 7 states have internal predecessors, (2274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:15,549 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:22:15,549 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:22:15,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Forceful destruction successful, exit code 0 [2021-11-02 23:22:15,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2021-11-02 23:22:15,750 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-02 23:22:15,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:22:15,750 INFO L85 PathProgramCache]: Analyzing trace with hash -9275421, now seen corresponding path program 1 times [2021-11-02 23:22:15,750 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:22:15,750 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416463821] [2021-11-02 23:22:15,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:22:15,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:22:15,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:22:15,812 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:22:15,812 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:22:15,812 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416463821] [2021-11-02 23:22:15,812 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416463821] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:22:15,813 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [569415541] [2021-11-02 23:22:15,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:22:15,813 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:22:15,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:22:15,814 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:22:15,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2021-11-02 23:22:16,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:22:16,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-02 23:22:16,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:22:17,111 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:22:17,112 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [569415541] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:22:17,112 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:22:17,112 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-11-02 23:22:17,113 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520549652] [2021-11-02 23:22:17,113 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-02 23:22:17,113 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:22:17,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-02 23:22:17,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-02 23:22:17,116 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 323 out of 399 [2021-11-02 23:22:17,119 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 348 places, 338 transitions, 782 flow. Second operand has 9 states, 9 states have (on average 325.0) internal successors, (2925), 9 states have internal predecessors, (2925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:17,119 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:22:17,119 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 323 of 399 [2021-11-02 23:22:17,119 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-02 23:22:17,322 INFO L129 PetriNetUnfolder]: 27/665 cut-off events. [2021-11-02 23:22:17,322 INFO L130 PetriNetUnfolder]: For 63/69 co-relation queries the response was YES. [2021-11-02 23:22:17,335 INFO L84 FinitePrefix]: Finished finitePrefix Result has 799 conditions, 665 events. 27/665 cut-off events. For 63/69 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 3097 event pairs, 7 based on Foata normal form. 1/632 useless extension candidates. Maximal degree in co-relation 783. Up to 32 conditions per place. [2021-11-02 23:22:17,337 INFO L132 encePairwiseOnDemand]: 394/399 looper letters, 14 selfloop transitions, 8 changer transitions 0/348 dead transitions. [2021-11-02 23:22:17,337 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 356 places, 348 transitions, 856 flow [2021-11-02 23:22:17,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-02 23:22:17,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-02 23:22:17,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2930 transitions. [2021-11-02 23:22:17,340 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8159287106655527 [2021-11-02 23:22:17,340 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2930 transitions. [2021-11-02 23:22:17,340 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2930 transitions. [2021-11-02 23:22:17,341 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:22:17,341 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2930 transitions. [2021-11-02 23:22:17,343 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 325.55555555555554) internal successors, (2930), 9 states have internal predecessors, (2930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:17,345 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 399.0) internal successors, (3990), 10 states have internal predecessors, (3990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:17,346 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 399.0) internal successors, (3990), 10 states have internal predecessors, (3990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:17,346 INFO L186 Difference]: Start difference. First operand has 348 places, 338 transitions, 782 flow. Second operand 9 states and 2930 transitions. [2021-11-02 23:22:17,346 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 356 places, 348 transitions, 856 flow [2021-11-02 23:22:17,349 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 354 places, 348 transitions, 850 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-11-02 23:22:17,353 INFO L242 Difference]: Finished difference. Result has 357 places, 341 transitions, 820 flow [2021-11-02 23:22:17,354 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=776, PETRI_DIFFERENCE_MINUEND_PLACES=346, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=338, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=330, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=820, PETRI_PLACES=357, PETRI_TRANSITIONS=341} [2021-11-02 23:22:17,354 INFO L334 CegarLoopForPetriNet]: 335 programPoint places, 22 predicate places. [2021-11-02 23:22:17,354 INFO L470 AbstractCegarLoop]: Abstraction has has 357 places, 341 transitions, 820 flow [2021-11-02 23:22:17,355 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 325.0) internal successors, (2925), 9 states have internal predecessors, (2925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:17,355 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-02 23:22:17,355 INFO L254 CegarLoopForPetriNet]: trace histogram [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] [2021-11-02 23:22:17,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Forceful destruction successful, exit code 0 [2021-11-02 23:22:17,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47,38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:22:17,560 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-02 23:22:17,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:22:17,560 INFO L85 PathProgramCache]: Analyzing trace with hash -1444754140, now seen corresponding path program 2 times [2021-11-02 23:22:17,560 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:22:17,561 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954559695] [2021-11-02 23:22:17,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:22:17,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:22:17,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:22:17,639 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:22:17,639 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:22:17,639 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954559695] [2021-11-02 23:22:17,639 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954559695] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:22:17,640 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1734058447] [2021-11-02 23:22:17,640 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-02 23:22:17,640 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:22:17,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:22:17,641 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:22:17,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b334cb-28e6-4477-bc18-ffdab7ee9f92/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2021-11-02 23:22:18,522 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-02 23:22:18,522 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:22:18,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-02 23:22:18,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:22:18,595 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 [2021-11-02 23:22:18,614 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 7 treesize of output 6 [2021-11-02 23:22:18,837 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-02 23:22:18,838 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 [2021-11-02 23:22:18,902 INFO L354 Elim1Store]: treesize reduction 30, result has 14.3 percent of original size [2021-11-02 23:22:18,903 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 26 treesize of output 26 [2021-11-02 23:22:18,906 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 23 treesize of output 22 [2021-11-02 23:22:19,014 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 18 treesize of output 14 [2021-11-02 23:22:19,073 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-02 23:22:19,073 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1734058447] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:22:19,073 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-02 23:22:19,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9] total 16 [2021-11-02 23:22:19,074 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923143446] [2021-11-02 23:22:19,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-02 23:22:19,074 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:22:19,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-02 23:22:19,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2021-11-02 23:22:19,076 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 273 out of 399 [2021-11-02 23:22:19,077 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 357 places, 341 transitions, 820 flow. Second operand has 9 states, 9 states have (on average 275.6666666666667) internal successors, (2481), 9 states have internal predecessors, (2481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:22:19,078 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-02 23:22:19,078 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 273 of 399 [2021-11-02 23:22:19,078 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand