./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-file-item-trans.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b545085-6fc0-402b-9d3e-c8e807fefa12/bin/uautomizer-ZXIjhQolGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b545085-6fc0-402b-9d3e-c8e807fefa12/bin/uautomizer-ZXIjhQolGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b545085-6fc0-402b-9d3e-c8e807fefa12/bin/uautomizer-ZXIjhQolGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b545085-6fc0-402b-9d3e-c8e807fefa12/bin/uautomizer-ZXIjhQolGL/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/chl-file-item-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b545085-6fc0-402b-9d3e-c8e807fefa12/bin/uautomizer-ZXIjhQolGL/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b545085-6fc0-402b-9d3e-c8e807fefa12/bin/uautomizer-ZXIjhQolGL --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 7850c8f92b7e0b0b866687e8f3ea719169cacbc5985a977f15b280bf9bb53b5b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 05:38:11,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 05:38:11,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 05:38:11,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 05:38:11,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 05:38:11,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 05:38:11,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 05:38:11,446 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 05:38:11,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 05:38:11,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 05:38:11,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 05:38:11,457 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 05:38:11,458 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 05:38:11,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 05:38:11,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 05:38:11,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 05:38:11,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 05:38:11,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 05:38:11,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 05:38:11,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 05:38:11,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 05:38:11,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 05:38:11,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 05:38:11,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 05:38:11,499 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 05:38:11,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 05:38:11,500 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 05:38:11,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 05:38:11,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 05:38:11,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 05:38:11,503 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 05:38:11,504 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 05:38:11,505 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 05:38:11,506 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 05:38:11,508 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 05:38:11,508 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 05:38:11,509 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 05:38:11,509 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 05:38:11,510 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 05:38:11,511 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 05:38:11,512 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 05:38:11,513 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b545085-6fc0-402b-9d3e-c8e807fefa12/bin/uautomizer-ZXIjhQolGL/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-19 05:38:11,536 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 05:38:11,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 05:38:11,536 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-19 05:38:11,537 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-19 05:38:11,537 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 05:38:11,537 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 05:38:11,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-19 05:38:11,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-19 05:38:11,539 INFO L138 SettingsManager]: * Use SBE=true [2021-11-19 05:38:11,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 05:38:11,539 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 05:38:11,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 05:38:11,540 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 05:38:11,540 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 05:38:11,540 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 05:38:11,540 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 05:38:11,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 05:38:11,541 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 05:38:11,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 05:38:11,541 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 05:38:11,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 05:38:11,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 05:38:11,542 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 05:38:11,542 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 05:38:11,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 05:38:11,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 05:38:11,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 05:38:11,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 05:38:11,543 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-19 05:38:11,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 05:38:11,544 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-19 05:38:11,544 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-19 05:38:11,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 05:38:11,544 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 05:38:11,544 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_2b545085-6fc0-402b-9d3e-c8e807fefa12/bin/uautomizer-ZXIjhQolGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b545085-6fc0-402b-9d3e-c8e807fefa12/bin/uautomizer-ZXIjhQolGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7850c8f92b7e0b0b866687e8f3ea719169cacbc5985a977f15b280bf9bb53b5b [2021-11-19 05:38:11,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 05:38:11,922 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 05:38:11,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 05:38:11,926 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 05:38:11,927 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 05:38:11,929 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b545085-6fc0-402b-9d3e-c8e807fefa12/bin/uautomizer-ZXIjhQolGL/../../sv-benchmarks/c/weaver/chl-file-item-trans.wvr.c [2021-11-19 05:38:12,005 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b545085-6fc0-402b-9d3e-c8e807fefa12/bin/uautomizer-ZXIjhQolGL/data/3a8ca99db/0f5ce36b6cc24835806386b9e8f2dc6c/FLAG2863dffa8 [2021-11-19 05:38:12,524 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 05:38:12,524 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b545085-6fc0-402b-9d3e-c8e807fefa12/sv-benchmarks/c/weaver/chl-file-item-trans.wvr.c [2021-11-19 05:38:12,542 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b545085-6fc0-402b-9d3e-c8e807fefa12/bin/uautomizer-ZXIjhQolGL/data/3a8ca99db/0f5ce36b6cc24835806386b9e8f2dc6c/FLAG2863dffa8 [2021-11-19 05:38:12,897 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b545085-6fc0-402b-9d3e-c8e807fefa12/bin/uautomizer-ZXIjhQolGL/data/3a8ca99db/0f5ce36b6cc24835806386b9e8f2dc6c [2021-11-19 05:38:12,900 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 05:38:12,903 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 05:38:12,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 05:38:12,909 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 05:38:12,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 05:38:12,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:38:12" (1/1) ... [2021-11-19 05:38:12,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@496dbba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:38:12, skipping insertion in model container [2021-11-19 05:38:12,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:38:12" (1/1) ... [2021-11-19 05:38:12,924 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 05:38:12,950 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 05:38:13,144 WARN L230 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_2b545085-6fc0-402b-9d3e-c8e807fefa12/sv-benchmarks/c/weaver/chl-file-item-trans.wvr.c[2817,2830] [2021-11-19 05:38:13,151 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 05:38:13,159 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 05:38:13,184 WARN L230 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_2b545085-6fc0-402b-9d3e-c8e807fefa12/sv-benchmarks/c/weaver/chl-file-item-trans.wvr.c[2817,2830] [2021-11-19 05:38:13,187 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 05:38:13,201 INFO L208 MainTranslator]: Completed translation [2021-11-19 05:38:13,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:38:13 WrapperNode [2021-11-19 05:38:13,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 05:38:13,203 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 05:38:13,203 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 05:38:13,203 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 05:38:13,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:38:13" (1/1) ... [2021-11-19 05:38:13,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:38:13" (1/1) ... [2021-11-19 05:38:13,255 INFO L137 Inliner]: procedures = 23, calls = 30, calls flagged for inlining = 8, calls inlined = 12, statements flattened = 217 [2021-11-19 05:38:13,255 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 05:38:13,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 05:38:13,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 05:38:13,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 05:38:13,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:38:13" (1/1) ... [2021-11-19 05:38:13,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:38:13" (1/1) ... [2021-11-19 05:38:13,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:38:13" (1/1) ... [2021-11-19 05:38:13,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:38:13" (1/1) ... [2021-11-19 05:38:13,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:38:13" (1/1) ... [2021-11-19 05:38:13,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:38:13" (1/1) ... [2021-11-19 05:38:13,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:38:13" (1/1) ... [2021-11-19 05:38:13,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 05:38:13,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 05:38:13,306 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 05:38:13,306 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 05:38:13,307 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:38:13" (1/1) ... [2021-11-19 05:38:13,314 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 05:38:13,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b545085-6fc0-402b-9d3e-c8e807fefa12/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 05:38:13,349 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b545085-6fc0-402b-9d3e-c8e807fefa12/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 05:38:13,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b545085-6fc0-402b-9d3e-c8e807fefa12/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 05:38:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 05:38:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-19 05:38:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-19 05:38:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-19 05:38:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-19 05:38:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-19 05:38:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-19 05:38:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-19 05:38:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 05:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-19 05:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 05:38:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 05:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-19 05:38:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 05:38:13,408 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-19 05:38:13,525 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 05:38:13,527 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 05:38:13,923 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 05:38:13,938 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 05:38:13,938 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-19 05:38:13,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:38:13 BoogieIcfgContainer [2021-11-19 05:38:13,941 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 05:38:13,943 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 05:38:13,943 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 05:38:13,951 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 05:38:13,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:38:12" (1/3) ... [2021-11-19 05:38:13,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e834e55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:38:13, skipping insertion in model container [2021-11-19 05:38:13,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:38:13" (2/3) ... [2021-11-19 05:38:13,953 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e834e55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:38:13, skipping insertion in model container [2021-11-19 05:38:13,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:38:13" (3/3) ... [2021-11-19 05:38:13,954 INFO L111 eAbstractionObserver]: Analyzing ICFG chl-file-item-trans.wvr.c [2021-11-19 05:38:13,960 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-19 05:38:13,960 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 05:38:13,961 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-19 05:38:13,961 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-19 05:38:14,034 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,034 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,035 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,035 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,035 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,035 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,036 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,036 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,036 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,036 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,036 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,036 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,037 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,037 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,037 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,037 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,038 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,038 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,038 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,038 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,038 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,039 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,039 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,039 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,039 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,039 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,040 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,040 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,040 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,040 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,040 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,040 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,041 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,041 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,041 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,041 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,041 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,042 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,042 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,042 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,042 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,042 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,043 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,043 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,043 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,043 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,043 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,043 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,044 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,044 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,044 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,044 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,044 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,044 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,045 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,045 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,045 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,045 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,045 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,046 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,046 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,046 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,046 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,046 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,046 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,047 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,047 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,057 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,058 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,058 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,058 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,058 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,059 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,059 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,059 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,059 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,060 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,060 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,060 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,061 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,062 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,067 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,067 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,067 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,068 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,069 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,071 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,071 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,072 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,072 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,077 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,078 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,078 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,078 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,079 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,079 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,079 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,080 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,080 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,080 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,081 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,081 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,081 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,082 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,082 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,082 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,083 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,083 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,083 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,083 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,084 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,084 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,084 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,084 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,086 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,089 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,090 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,090 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,091 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,092 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,093 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,093 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,093 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,124 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,125 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,125 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,125 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,126 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,126 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,126 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,126 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,126 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,127 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,128 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,129 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,129 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,129 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,129 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,130 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,130 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,130 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,130 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,130 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,131 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,131 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,131 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,132 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,132 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,132 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,132 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,133 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,150 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,151 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,151 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,151 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,151 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,151 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,151 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,151 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,152 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,152 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,152 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,152 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,152 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,152 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,152 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,153 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,153 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,153 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,153 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,153 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,153 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,153 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,153 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,154 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,154 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,154 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,154 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,154 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,154 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,154 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,158 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,158 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,161 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,161 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,162 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,168 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,168 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,168 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,170 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,170 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,170 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,170 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,171 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,171 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,171 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,174 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,187 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,188 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,189 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,189 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,189 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,189 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,190 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,190 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,190 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,190 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,190 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,191 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,191 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,191 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,191 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,192 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,192 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,195 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,195 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,195 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,196 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,196 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,196 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,196 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,196 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,196 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,197 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,197 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,197 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,197 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,197 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,198 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,198 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,198 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,198 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,198 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,199 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,199 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,199 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,199 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,199 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,199 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,201 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,201 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,201 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,201 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,201 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,202 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,202 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,202 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,202 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,202 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,202 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,205 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,205 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,205 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,205 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,205 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,206 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,206 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,206 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,211 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,211 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,212 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,212 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,212 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,212 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,212 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,213 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,213 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,213 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,213 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,213 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,213 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,214 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,214 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,214 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,214 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,214 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,215 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,215 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,215 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,215 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,215 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,215 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,216 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,216 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,216 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,216 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,216 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,217 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,217 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,217 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,217 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,217 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,218 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,218 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,218 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,218 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,218 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,218 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,219 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,219 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,219 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,221 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,221 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,221 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,222 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,222 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,222 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,222 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,222 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,223 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,223 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,224 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,224 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,225 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,228 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,231 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,231 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,231 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,231 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,232 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,232 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,232 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,232 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,232 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,232 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,233 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,233 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,233 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,233 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,233 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,240 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,240 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,240 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,240 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,241 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,241 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,241 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,241 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,241 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,242 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,242 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,242 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,243 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,243 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,245 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,245 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,246 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,246 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,247 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,248 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,248 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,248 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,248 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,248 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,249 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,249 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,249 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,249 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,249 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,249 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,250 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,250 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:38:14,258 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-11-19 05:38:14,314 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 05:38:14,322 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 [2021-11-19 05:38:14,322 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-19 05:38:14,342 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 263 places, 278 transitions, 580 flow [2021-11-19 05:38:14,503 INFO L129 PetriNetUnfolder]: 25/275 cut-off events. [2021-11-19 05:38:14,504 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-11-19 05:38:14,535 INFO L84 FinitePrefix]: Finished finitePrefix Result has 288 conditions, 275 events. 25/275 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 746 event pairs, 0 based on Foata normal form. 0/249 useless extension candidates. Maximal degree in co-relation 199. Up to 2 conditions per place. [2021-11-19 05:38:14,536 INFO L82 GeneralOperation]: Start removeDead. Operand has 263 places, 278 transitions, 580 flow [2021-11-19 05:38:14,557 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 249 places, 264 transitions, 546 flow [2021-11-19 05:38:14,633 INFO L129 PetriNetUnfolder]: 25/263 cut-off events. [2021-11-19 05:38:14,633 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-11-19 05:38:14,634 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:14,635 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:14,635 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:14,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:14,641 INFO L85 PathProgramCache]: Analyzing trace with hash -802081389, now seen corresponding path program 1 times [2021-11-19 05:38:14,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:14,656 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051748493] [2021-11-19 05:38:14,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:14,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:14,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:15,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:15,077 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:15,077 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051748493] [2021-11-19 05:38:15,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051748493] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:15,078 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:15,079 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 05:38:15,080 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980954302] [2021-11-19 05:38:15,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:15,091 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 05:38:15,091 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:15,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 05:38:15,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 05:38:15,153 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 254 out of 278 [2021-11-19 05:38:15,161 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 249 places, 264 transitions, 546 flow. Second operand has 3 states, 3 states have (on average 257.3333333333333) internal successors, (772), 3 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:15,161 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:15,161 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 254 of 278 [2021-11-19 05:38:15,162 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:15,440 INFO L129 PetriNetUnfolder]: 113/997 cut-off events. [2021-11-19 05:38:15,440 INFO L130 PetriNetUnfolder]: For 121/121 co-relation queries the response was YES. [2021-11-19 05:38:15,453 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1175 conditions, 997 events. 113/997 cut-off events. For 121/121 co-relation queries the response was YES. Maximal size of possible extension queue 67. Compared 6897 event pairs, 26 based on Foata normal form. 55/939 useless extension candidates. Maximal degree in co-relation 963. Up to 74 conditions per place. [2021-11-19 05:38:15,462 INFO L132 encePairwiseOnDemand]: 261/278 looper letters, 18 selfloop transitions, 6 changer transitions 1/265 dead transitions. [2021-11-19 05:38:15,463 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 251 places, 265 transitions, 608 flow [2021-11-19 05:38:15,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:38:15,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-19 05:38:15,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 800 transitions. [2021-11-19 05:38:15,487 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9592326139088729 [2021-11-19 05:38:15,488 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 800 transitions. [2021-11-19 05:38:15,489 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 800 transitions. [2021-11-19 05:38:15,494 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:15,497 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 800 transitions. [2021-11-19 05:38:15,504 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 266.6666666666667) internal successors, (800), 3 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:15,517 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:15,518 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:15,520 INFO L186 Difference]: Start difference. First operand has 249 places, 264 transitions, 546 flow. Second operand 3 states and 800 transitions. [2021-11-19 05:38:15,522 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 251 places, 265 transitions, 608 flow [2021-11-19 05:38:15,530 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 245 places, 265 transitions, 588 flow, removed 0 selfloop flow, removed 6 redundant places. [2021-11-19 05:38:15,546 INFO L242 Difference]: Finished difference. Result has 247 places, 260 transitions, 566 flow [2021-11-19 05:38:15,548 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=520, PETRI_DIFFERENCE_MINUEND_PLACES=243, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=257, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=251, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=566, PETRI_PLACES=247, PETRI_TRANSITIONS=260} [2021-11-19 05:38:15,556 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, -2 predicate places. [2021-11-19 05:38:15,557 INFO L470 AbstractCegarLoop]: Abstraction has has 247 places, 260 transitions, 566 flow [2021-11-19 05:38:15,558 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 257.3333333333333) internal successors, (772), 3 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:15,558 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:15,558 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:15,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-19 05:38:15,559 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:15,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:15,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1464503203, now seen corresponding path program 1 times [2021-11-19 05:38:15,560 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:15,561 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644383592] [2021-11-19 05:38:15,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:15,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:15,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:15,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:15,775 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:15,775 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644383592] [2021-11-19 05:38:15,775 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644383592] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:15,775 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:15,776 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 05:38:15,776 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527376097] [2021-11-19 05:38:15,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:15,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 05:38:15,778 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:15,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 05:38:15,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 05:38:15,781 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 258 out of 278 [2021-11-19 05:38:15,782 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 247 places, 260 transitions, 566 flow. Second operand has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:15,782 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:15,782 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 258 of 278 [2021-11-19 05:38:15,783 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:16,235 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([843] thread3EXIT-->L80-2: Formula: (and (= 0 v_thread3Thread1of1ForFork1_thidvar3_4) (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem39#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread3Thread1of1ForFork1_thidvar0_4) (= 0 v_thread3Thread1of1ForFork1_thidvar1_4) (= 0 v_thread3Thread1of1ForFork1_thidvar2_4)) InVars {thread3Thread1of1ForFork1_thidvar0=v_thread3Thread1of1ForFork1_thidvar0_4, ULTIMATE.start_main_#t~mem39#1=|v_ULTIMATE.start_main_#t~mem39#1_5|, thread3Thread1of1ForFork1_thidvar3=v_thread3Thread1of1ForFork1_thidvar3_4, thread3Thread1of1ForFork1_thidvar1=v_thread3Thread1of1ForFork1_thidvar1_4, thread3Thread1of1ForFork1_thidvar2=v_thread3Thread1of1ForFork1_thidvar2_4} OutVars{thread3Thread1of1ForFork1_thidvar0=v_thread3Thread1of1ForFork1_thidvar0_4, ULTIMATE.start_main_#t~mem39#1=|v_ULTIMATE.start_main_#t~mem39#1_5|, thread3Thread1of1ForFork1_thidvar3=v_thread3Thread1of1ForFork1_thidvar3_4, thread3Thread1of1ForFork1_thidvar1=v_thread3Thread1of1ForFork1_thidvar1_4, thread3Thread1of1ForFork1_thidvar2=v_thread3Thread1of1ForFork1_thidvar2_4} AuxVars[] AssignedVars[][257], [17#L80-2true, 268#(= ~isNull_6~0 (* 256 (div ~isNull_6~0 256))), 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), Black: 266#true]) [2021-11-19 05:38:16,236 INFO L384 tUnfolder$Statistics]: this new event has 116 ancestors and is not cut-off event [2021-11-19 05:38:16,236 INFO L387 tUnfolder$Statistics]: existing Event has 116 ancestors and is not cut-off event [2021-11-19 05:38:16,236 INFO L387 tUnfolder$Statistics]: existing Event has 116 ancestors and is not cut-off event [2021-11-19 05:38:16,236 INFO L387 tUnfolder$Statistics]: existing Event has 116 ancestors and is not cut-off event [2021-11-19 05:38:16,238 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([843] thread3EXIT-->L80-2: Formula: (and (= 0 v_thread3Thread1of1ForFork1_thidvar3_4) (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem39#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread3Thread1of1ForFork1_thidvar0_4) (= 0 v_thread3Thread1of1ForFork1_thidvar1_4) (= 0 v_thread3Thread1of1ForFork1_thidvar2_4)) InVars {thread3Thread1of1ForFork1_thidvar0=v_thread3Thread1of1ForFork1_thidvar0_4, ULTIMATE.start_main_#t~mem39#1=|v_ULTIMATE.start_main_#t~mem39#1_5|, thread3Thread1of1ForFork1_thidvar3=v_thread3Thread1of1ForFork1_thidvar3_4, thread3Thread1of1ForFork1_thidvar1=v_thread3Thread1of1ForFork1_thidvar1_4, thread3Thread1of1ForFork1_thidvar2=v_thread3Thread1of1ForFork1_thidvar2_4} OutVars{thread3Thread1of1ForFork1_thidvar0=v_thread3Thread1of1ForFork1_thidvar0_4, ULTIMATE.start_main_#t~mem39#1=|v_ULTIMATE.start_main_#t~mem39#1_5|, thread3Thread1of1ForFork1_thidvar3=v_thread3Thread1of1ForFork1_thidvar3_4, thread3Thread1of1ForFork1_thidvar1=v_thread3Thread1of1ForFork1_thidvar1_4, thread3Thread1of1ForFork1_thidvar2=v_thread3Thread1of1ForFork1_thidvar2_4} AuxVars[] AssignedVars[][257], [17#L80-2true, 268#(= ~isNull_6~0 (* 256 (div ~isNull_6~0 256))), 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), Black: 266#true]) [2021-11-19 05:38:16,239 INFO L384 tUnfolder$Statistics]: this new event has 120 ancestors and is cut-off event [2021-11-19 05:38:16,239 INFO L387 tUnfolder$Statistics]: existing Event has 116 ancestors and is cut-off event [2021-11-19 05:38:16,239 INFO L387 tUnfolder$Statistics]: existing Event has 116 ancestors and is cut-off event [2021-11-19 05:38:16,239 INFO L387 tUnfolder$Statistics]: existing Event has 116 ancestors and is cut-off event [2021-11-19 05:38:16,239 INFO L387 tUnfolder$Statistics]: existing Event has 116 ancestors and is cut-off event [2021-11-19 05:38:16,251 INFO L129 PetriNetUnfolder]: 173/2319 cut-off events. [2021-11-19 05:38:16,252 INFO L130 PetriNetUnfolder]: For 75/75 co-relation queries the response was YES. [2021-11-19 05:38:16,271 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2551 conditions, 2319 events. 173/2319 cut-off events. For 75/75 co-relation queries the response was YES. Maximal size of possible extension queue 114. Compared 21879 event pairs, 25 based on Foata normal form. 0/2095 useless extension candidates. Maximal degree in co-relation 1196. Up to 72 conditions per place. [2021-11-19 05:38:16,286 INFO L132 encePairwiseOnDemand]: 272/278 looper letters, 15 selfloop transitions, 4 changer transitions 0/267 dead transitions. [2021-11-19 05:38:16,286 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 248 places, 267 transitions, 623 flow [2021-11-19 05:38:16,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:38:16,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-19 05:38:16,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 795 transitions. [2021-11-19 05:38:16,329 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9532374100719424 [2021-11-19 05:38:16,329 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 795 transitions. [2021-11-19 05:38:16,329 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 795 transitions. [2021-11-19 05:38:16,330 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:16,330 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 795 transitions. [2021-11-19 05:38:16,333 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:16,336 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:16,338 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:16,338 INFO L186 Difference]: Start difference. First operand has 247 places, 260 transitions, 566 flow. Second operand 3 states and 795 transitions. [2021-11-19 05:38:16,338 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 248 places, 267 transitions, 623 flow [2021-11-19 05:38:16,344 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 246 places, 267 transitions, 611 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-19 05:38:16,353 INFO L242 Difference]: Finished difference. Result has 248 places, 262 transitions, 582 flow [2021-11-19 05:38:16,354 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=554, PETRI_DIFFERENCE_MINUEND_PLACES=244, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=260, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=256, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=582, PETRI_PLACES=248, PETRI_TRANSITIONS=262} [2021-11-19 05:38:16,355 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, -1 predicate places. [2021-11-19 05:38:16,355 INFO L470 AbstractCegarLoop]: Abstraction has has 248 places, 262 transitions, 582 flow [2021-11-19 05:38:16,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:16,356 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:16,357 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:16,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-19 05:38:16,357 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:16,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:16,359 INFO L85 PathProgramCache]: Analyzing trace with hash 584730219, now seen corresponding path program 1 times [2021-11-19 05:38:16,359 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:16,359 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300301447] [2021-11-19 05:38:16,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:16,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:16,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:16,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:16,653 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:16,653 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300301447] [2021-11-19 05:38:16,654 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300301447] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:16,654 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:16,654 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-19 05:38:16,654 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860637726] [2021-11-19 05:38:16,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:16,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 05:38:16,656 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:16,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 05:38:16,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-19 05:38:16,661 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 247 out of 278 [2021-11-19 05:38:16,665 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 248 places, 262 transitions, 582 flow. Second operand has 7 states, 7 states have (on average 249.85714285714286) internal successors, (1749), 7 states have internal predecessors, (1749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:16,666 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:16,666 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 247 of 278 [2021-11-19 05:38:16,666 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:17,037 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, 51#L50-29true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, 94#L44-30true, Black: 266#true]) [2021-11-19 05:38:17,037 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is cut-off event [2021-11-19 05:38:17,038 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-11-19 05:38:17,038 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-11-19 05:38:17,038 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-11-19 05:38:17,044 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, 51#L50-29true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, 94#L44-30true, Black: 266#true]) [2021-11-19 05:38:17,044 INFO L384 tUnfolder$Statistics]: this new event has 82 ancestors and is cut-off event [2021-11-19 05:38:17,044 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-11-19 05:38:17,045 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-11-19 05:38:17,045 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-11-19 05:38:17,045 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-11-19 05:38:17,045 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 3#L50-4true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, 94#L44-30true, Black: 266#true]) [2021-11-19 05:38:17,046 INFO L384 tUnfolder$Statistics]: this new event has 81 ancestors and is cut-off event [2021-11-19 05:38:17,046 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2021-11-19 05:38:17,046 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2021-11-19 05:38:17,046 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2021-11-19 05:38:17,051 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, 51#L50-29true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, Black: 266#true, 94#L44-30true]) [2021-11-19 05:38:17,052 INFO L384 tUnfolder$Statistics]: this new event has 82 ancestors and is cut-off event [2021-11-19 05:38:17,052 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-11-19 05:38:17,052 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-11-19 05:38:17,052 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-11-19 05:38:17,052 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-11-19 05:38:17,052 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-11-19 05:38:17,053 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, 237#L50-30true, Black: 266#true, 94#L44-30true]) [2021-11-19 05:38:17,053 INFO L384 tUnfolder$Statistics]: this new event has 83 ancestors and is cut-off event [2021-11-19 05:38:17,053 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-11-19 05:38:17,053 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-11-19 05:38:17,053 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-11-19 05:38:17,063 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 3#L50-4true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, Black: 266#true, 94#L44-30true]) [2021-11-19 05:38:17,063 INFO L384 tUnfolder$Statistics]: this new event has 81 ancestors and is cut-off event [2021-11-19 05:38:17,063 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2021-11-19 05:38:17,063 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-11-19 05:38:17,064 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2021-11-19 05:38:17,064 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2021-11-19 05:38:17,064 INFO L382 tUnfolder$Statistics]: inserting event number 7 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, 51#L50-29true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, Black: 266#true, 94#L44-30true]) [2021-11-19 05:38:17,064 INFO L384 tUnfolder$Statistics]: this new event has 82 ancestors and is cut-off event [2021-11-19 05:38:17,064 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-11-19 05:38:17,064 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-11-19 05:38:17,065 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-11-19 05:38:17,065 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-11-19 05:38:17,065 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-11-19 05:38:17,065 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-11-19 05:38:17,065 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, 237#L50-30true, Black: 266#true, 94#L44-30true]) [2021-11-19 05:38:17,066 INFO L384 tUnfolder$Statistics]: this new event has 83 ancestors and is cut-off event [2021-11-19 05:38:17,066 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-11-19 05:38:17,066 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-11-19 05:38:17,066 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-11-19 05:38:17,066 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-11-19 05:38:17,070 INFO L382 tUnfolder$Statistics]: inserting event number 8 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, 51#L50-29true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, Black: 266#true, 94#L44-30true]) [2021-11-19 05:38:17,071 INFO L384 tUnfolder$Statistics]: this new event has 82 ancestors and is cut-off event [2021-11-19 05:38:17,071 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-11-19 05:38:17,071 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-11-19 05:38:17,071 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-11-19 05:38:17,071 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-11-19 05:38:17,071 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-11-19 05:38:17,072 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-11-19 05:38:17,072 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-11-19 05:38:17,072 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, 237#L50-30true, Black: 266#true, 94#L44-30true]) [2021-11-19 05:38:17,072 INFO L384 tUnfolder$Statistics]: this new event has 83 ancestors and is cut-off event [2021-11-19 05:38:17,072 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-11-19 05:38:17,073 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-11-19 05:38:17,073 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-11-19 05:38:17,073 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-11-19 05:38:17,073 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-11-19 05:38:17,075 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 107#L50-31true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, 94#L44-30true, Black: 266#true]) [2021-11-19 05:38:17,075 INFO L384 tUnfolder$Statistics]: this new event has 84 ancestors and is cut-off event [2021-11-19 05:38:17,075 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-19 05:38:17,076 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-19 05:38:17,076 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-19 05:38:17,090 INFO L382 tUnfolder$Statistics]: inserting event number 7 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, 237#L50-30true, 94#L44-30true, Black: 266#true]) [2021-11-19 05:38:17,090 INFO L384 tUnfolder$Statistics]: this new event has 79 ancestors and is cut-off event [2021-11-19 05:38:17,090 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-11-19 05:38:17,090 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-11-19 05:38:17,090 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-11-19 05:38:17,091 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-11-19 05:38:17,091 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-11-19 05:38:17,091 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-11-19 05:38:17,092 INFO L382 tUnfolder$Statistics]: inserting event number 8 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [278#true, 69#L56-30true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, 237#L50-30true, 94#L44-30true, Black: 266#true]) [2021-11-19 05:38:17,092 INFO L384 tUnfolder$Statistics]: this new event has 79 ancestors and is cut-off event [2021-11-19 05:38:17,092 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-11-19 05:38:17,092 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-11-19 05:38:17,092 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-11-19 05:38:17,092 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-11-19 05:38:17,093 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-11-19 05:38:17,093 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-11-19 05:38:17,093 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-11-19 05:38:17,096 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 107#L50-31true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, 94#L44-30true, Black: 266#true]) [2021-11-19 05:38:17,096 INFO L384 tUnfolder$Statistics]: this new event has 80 ancestors and is cut-off event [2021-11-19 05:38:17,097 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-19 05:38:17,097 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-19 05:38:17,097 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-19 05:38:17,097 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-19 05:38:17,102 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 107#L50-31true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, Black: 266#true, 94#L44-30true]) [2021-11-19 05:38:17,102 INFO L384 tUnfolder$Statistics]: this new event has 80 ancestors and is cut-off event [2021-11-19 05:38:17,102 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-19 05:38:17,103 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-11-19 05:38:17,103 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-19 05:38:17,103 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-19 05:38:17,103 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-19 05:38:17,124 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, 27#L50-32true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, 94#L44-30true, Black: 266#true]) [2021-11-19 05:38:17,124 INFO L384 tUnfolder$Statistics]: this new event has 85 ancestors and is cut-off event [2021-11-19 05:38:17,124 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-11-19 05:38:17,124 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-11-19 05:38:17,124 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-11-19 05:38:17,136 INFO L382 tUnfolder$Statistics]: inserting event number 7 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 107#L50-31true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, 94#L44-30true, Black: 266#true]) [2021-11-19 05:38:17,136 INFO L384 tUnfolder$Statistics]: this new event has 80 ancestors and is cut-off event [2021-11-19 05:38:17,136 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-11-19 05:38:17,136 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-19 05:38:17,137 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-11-19 05:38:17,137 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-19 05:38:17,137 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-19 05:38:17,137 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-19 05:38:17,138 INFO L382 tUnfolder$Statistics]: inserting event number 8 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 107#L50-31true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, 94#L44-30true, Black: 266#true]) [2021-11-19 05:38:17,138 INFO L384 tUnfolder$Statistics]: this new event has 80 ancestors and is cut-off event [2021-11-19 05:38:17,139 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-11-19 05:38:17,139 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-19 05:38:17,139 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-11-19 05:38:17,139 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-11-19 05:38:17,139 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-19 05:38:17,139 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-19 05:38:17,140 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-19 05:38:17,143 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, 27#L50-32true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, 94#L44-30true, Black: 266#true]) [2021-11-19 05:38:17,144 INFO L384 tUnfolder$Statistics]: this new event has 81 ancestors and is cut-off event [2021-11-19 05:38:17,144 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-11-19 05:38:17,144 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-11-19 05:38:17,144 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-11-19 05:38:17,144 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-11-19 05:38:17,148 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, 27#L50-32true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, Black: 266#true, 94#L44-30true]) [2021-11-19 05:38:17,148 INFO L384 tUnfolder$Statistics]: this new event has 81 ancestors and is cut-off event [2021-11-19 05:38:17,149 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-11-19 05:38:17,149 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-11-19 05:38:17,149 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-11-19 05:38:17,149 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-11-19 05:38:17,149 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-11-19 05:38:17,189 INFO L382 tUnfolder$Statistics]: inserting event number 7 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, 27#L50-32true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, 94#L44-30true, Black: 266#true]) [2021-11-19 05:38:17,190 INFO L384 tUnfolder$Statistics]: this new event has 81 ancestors and is cut-off event [2021-11-19 05:38:17,190 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-11-19 05:38:17,190 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-11-19 05:38:17,190 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-11-19 05:38:17,190 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-11-19 05:38:17,190 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-11-19 05:38:17,191 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-11-19 05:38:17,191 INFO L382 tUnfolder$Statistics]: inserting event number 8 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, 27#L50-32true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 89#L77-4true, 94#L44-30true, Black: 266#true]) [2021-11-19 05:38:17,191 INFO L384 tUnfolder$Statistics]: this new event has 81 ancestors and is cut-off event [2021-11-19 05:38:17,192 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-11-19 05:38:17,192 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-11-19 05:38:17,192 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-11-19 05:38:17,192 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-11-19 05:38:17,192 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-11-19 05:38:17,192 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-11-19 05:38:17,193 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-11-19 05:38:17,456 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, 51#L50-29true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, Black: 266#true]) [2021-11-19 05:38:17,457 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2021-11-19 05:38:17,457 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-19 05:38:17,457 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-19 05:38:17,457 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-19 05:38:17,511 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, 51#L50-29true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, Black: 266#true]) [2021-11-19 05:38:17,511 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2021-11-19 05:38:17,511 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-19 05:38:17,511 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-19 05:38:17,512 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-19 05:38:17,512 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-19 05:38:17,515 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 3#L50-4true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, Black: 266#true]) [2021-11-19 05:38:17,515 INFO L384 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2021-11-19 05:38:17,515 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-19 05:38:17,515 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-19 05:38:17,515 INFO L387 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2021-11-19 05:38:17,516 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 3#L50-4true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, Black: 266#true]) [2021-11-19 05:38:17,516 INFO L384 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2021-11-19 05:38:17,516 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-19 05:38:17,517 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-19 05:38:17,517 INFO L387 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2021-11-19 05:38:17,517 INFO L387 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2021-11-19 05:38:17,521 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, 51#L50-29true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, Black: 266#true]) [2021-11-19 05:38:17,522 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2021-11-19 05:38:17,522 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:17,522 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-19 05:38:17,522 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-19 05:38:17,522 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-19 05:38:17,522 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-19 05:38:17,532 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, 237#L50-30true, Black: 266#true]) [2021-11-19 05:38:17,532 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2021-11-19 05:38:17,533 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-19 05:38:17,533 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-19 05:38:17,533 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-19 05:38:17,543 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, 237#L50-30true, Black: 266#true]) [2021-11-19 05:38:17,543 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-11-19 05:38:17,544 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-19 05:38:17,544 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-19 05:38:17,544 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-19 05:38:17,544 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-19 05:38:17,545 INFO L382 tUnfolder$Statistics]: inserting event number 7 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, 51#L50-29true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, Black: 266#true]) [2021-11-19 05:38:17,545 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2021-11-19 05:38:17,545 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:17,545 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:17,545 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-19 05:38:17,545 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-19 05:38:17,545 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-19 05:38:17,546 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-19 05:38:17,546 INFO L382 tUnfolder$Statistics]: inserting event number 8 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, 51#L50-29true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, Black: 266#true]) [2021-11-19 05:38:17,546 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2021-11-19 05:38:17,547 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:17,547 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:17,547 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-19 05:38:17,548 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-19 05:38:17,548 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:17,548 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-19 05:38:17,548 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-19 05:38:17,551 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, 237#L50-30true, Black: 266#true]) [2021-11-19 05:38:17,552 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-11-19 05:38:17,552 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-19 05:38:17,552 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-19 05:38:17,552 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-19 05:38:17,552 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-11-19 05:38:17,552 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-19 05:38:17,564 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 107#L50-31true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, Black: 266#true]) [2021-11-19 05:38:17,564 INFO L384 tUnfolder$Statistics]: this new event has 97 ancestors and is cut-off event [2021-11-19 05:38:17,564 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-19 05:38:17,564 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-19 05:38:17,565 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-19 05:38:17,574 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 107#L50-31true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, Black: 266#true]) [2021-11-19 05:38:17,574 INFO L384 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2021-11-19 05:38:17,575 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-19 05:38:17,575 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-19 05:38:17,575 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-19 05:38:17,575 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-19 05:38:17,576 INFO L382 tUnfolder$Statistics]: inserting event number 7 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, 237#L50-30true, Black: 266#true]) [2021-11-19 05:38:17,577 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-11-19 05:38:17,577 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-19 05:38:17,577 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-19 05:38:17,577 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-19 05:38:17,577 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-11-19 05:38:17,578 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-19 05:38:17,578 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-11-19 05:38:17,579 INFO L382 tUnfolder$Statistics]: inserting event number 8 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, 237#L50-30true, Black: 266#true]) [2021-11-19 05:38:17,579 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-11-19 05:38:17,579 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-19 05:38:17,579 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-19 05:38:17,579 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-19 05:38:17,580 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-11-19 05:38:17,580 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-11-19 05:38:17,580 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-19 05:38:17,580 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-11-19 05:38:17,585 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 107#L50-31true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, Black: 266#true]) [2021-11-19 05:38:17,585 INFO L384 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2021-11-19 05:38:17,586 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-19 05:38:17,586 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-19 05:38:17,586 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-19 05:38:17,586 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-19 05:38:17,586 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-19 05:38:17,599 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, 27#L50-32true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, Black: 266#true]) [2021-11-19 05:38:17,599 INFO L384 tUnfolder$Statistics]: this new event has 98 ancestors and is cut-off event [2021-11-19 05:38:17,600 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-11-19 05:38:17,600 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-11-19 05:38:17,600 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-11-19 05:38:17,608 INFO L382 tUnfolder$Statistics]: inserting event number 7 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 107#L50-31true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, Black: 266#true]) [2021-11-19 05:38:17,609 INFO L384 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2021-11-19 05:38:17,609 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-19 05:38:17,609 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-19 05:38:17,609 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-19 05:38:17,609 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-19 05:38:17,610 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-19 05:38:17,610 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-19 05:38:17,610 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, 27#L50-32true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, Black: 266#true]) [2021-11-19 05:38:17,611 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2021-11-19 05:38:17,611 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-11-19 05:38:17,611 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-11-19 05:38:17,611 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-11-19 05:38:17,611 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-11-19 05:38:17,612 INFO L382 tUnfolder$Statistics]: inserting event number 8 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 107#L50-31true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, Black: 266#true]) [2021-11-19 05:38:17,612 INFO L384 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2021-11-19 05:38:17,613 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-19 05:38:17,613 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-19 05:38:17,613 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-19 05:38:17,613 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-19 05:38:17,613 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-19 05:38:17,613 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-19 05:38:17,613 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-19 05:38:17,618 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, 27#L50-32true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, Black: 266#true]) [2021-11-19 05:38:17,618 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2021-11-19 05:38:17,618 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-11-19 05:38:17,618 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-11-19 05:38:17,618 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-11-19 05:38:17,619 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-11-19 05:38:17,619 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-19 05:38:17,636 INFO L382 tUnfolder$Statistics]: inserting event number 7 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, 27#L50-32true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, Black: 266#true]) [2021-11-19 05:38:17,636 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2021-11-19 05:38:17,637 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-11-19 05:38:17,637 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-11-19 05:38:17,637 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-11-19 05:38:17,637 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-11-19 05:38:17,637 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-19 05:38:17,637 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-19 05:38:17,638 INFO L382 tUnfolder$Statistics]: inserting event number 8 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, 27#L50-32true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 159#L78-2true, Black: 266#true]) [2021-11-19 05:38:17,638 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2021-11-19 05:38:17,638 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-19 05:38:17,639 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-11-19 05:38:17,639 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-11-19 05:38:17,639 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-11-19 05:38:17,639 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-11-19 05:38:17,639 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-19 05:38:17,639 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-19 05:38:17,738 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 148#L79-2true, Black: 266#true]) [2021-11-19 05:38:17,739 INFO L384 tUnfolder$Statistics]: this new event has 108 ancestors and is cut-off event [2021-11-19 05:38:17,739 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2021-11-19 05:38:17,739 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2021-11-19 05:38:17,739 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2021-11-19 05:38:17,784 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 148#L79-2true, Black: 266#true]) [2021-11-19 05:38:17,784 INFO L384 tUnfolder$Statistics]: this new event has 104 ancestors and is cut-off event [2021-11-19 05:38:17,785 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2021-11-19 05:38:17,785 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2021-11-19 05:38:17,785 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2021-11-19 05:38:17,785 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2021-11-19 05:38:17,789 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 148#L79-2true, Black: 266#true]) [2021-11-19 05:38:17,790 INFO L384 tUnfolder$Statistics]: this new event has 104 ancestors and is cut-off event [2021-11-19 05:38:17,790 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2021-11-19 05:38:17,790 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2021-11-19 05:38:17,790 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2021-11-19 05:38:17,790 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2021-11-19 05:38:17,790 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2021-11-19 05:38:17,791 INFO L382 tUnfolder$Statistics]: inserting event number 7 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 148#L79-2true, Black: 266#true]) [2021-11-19 05:38:17,791 INFO L384 tUnfolder$Statistics]: this new event has 104 ancestors and is cut-off event [2021-11-19 05:38:17,794 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2021-11-19 05:38:17,794 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2021-11-19 05:38:17,795 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2021-11-19 05:38:17,795 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2021-11-19 05:38:17,795 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2021-11-19 05:38:17,795 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2021-11-19 05:38:17,796 INFO L382 tUnfolder$Statistics]: inserting event number 8 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][187], [69#L56-30true, 278#true, Black: 272#true, 274#(= ~isNull_0~0 (* 256 (div ~isNull_0~0 256))), 148#L79-2true, Black: 266#true]) [2021-11-19 05:38:17,796 INFO L384 tUnfolder$Statistics]: this new event has 104 ancestors and is cut-off event [2021-11-19 05:38:17,796 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2021-11-19 05:38:17,796 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2021-11-19 05:38:17,796 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2021-11-19 05:38:17,797 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2021-11-19 05:38:17,797 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2021-11-19 05:38:17,797 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2021-11-19 05:38:17,797 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2021-11-19 05:38:17,873 INFO L129 PetriNetUnfolder]: 1007/4694 cut-off events. [2021-11-19 05:38:17,873 INFO L130 PetriNetUnfolder]: For 217/217 co-relation queries the response was YES. [2021-11-19 05:38:17,913 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6406 conditions, 4694 events. 1007/4694 cut-off events. For 217/217 co-relation queries the response was YES. Maximal size of possible extension queue 307. Compared 51165 event pairs, 316 based on Foata normal form. 4/4187 useless extension candidates. Maximal degree in co-relation 4096. Up to 1022 conditions per place. [2021-11-19 05:38:17,955 INFO L132 encePairwiseOnDemand]: 266/278 looper letters, 34 selfloop transitions, 15 changer transitions 4/293 dead transitions. [2021-11-19 05:38:17,956 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 256 places, 293 transitions, 762 flow [2021-11-19 05:38:17,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-19 05:38:17,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-19 05:38:17,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2277 transitions. [2021-11-19 05:38:17,964 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9100719424460432 [2021-11-19 05:38:17,964 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2277 transitions. [2021-11-19 05:38:17,964 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2277 transitions. [2021-11-19 05:38:17,967 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:17,967 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2277 transitions. [2021-11-19 05:38:17,975 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 253.0) internal successors, (2277), 9 states have internal predecessors, (2277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:17,984 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 278.0) internal successors, (2780), 10 states have internal predecessors, (2780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:17,987 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 278.0) internal successors, (2780), 10 states have internal predecessors, (2780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:17,987 INFO L186 Difference]: Start difference. First operand has 248 places, 262 transitions, 582 flow. Second operand 9 states and 2277 transitions. [2021-11-19 05:38:17,987 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 256 places, 293 transitions, 762 flow [2021-11-19 05:38:17,991 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 254 places, 293 transitions, 754 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-19 05:38:17,997 INFO L242 Difference]: Finished difference. Result has 261 places, 274 transitions, 678 flow [2021-11-19 05:38:17,998 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=574, PETRI_DIFFERENCE_MINUEND_PLACES=246, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=262, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=253, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=678, PETRI_PLACES=261, PETRI_TRANSITIONS=274} [2021-11-19 05:38:18,000 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 12 predicate places. [2021-11-19 05:38:18,001 INFO L470 AbstractCegarLoop]: Abstraction has has 261 places, 274 transitions, 678 flow [2021-11-19 05:38:18,002 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 249.85714285714286) internal successors, (1749), 7 states have internal predecessors, (1749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:18,003 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:18,003 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:18,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-19 05:38:18,003 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:18,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:18,004 INFO L85 PathProgramCache]: Analyzing trace with hash 353464671, now seen corresponding path program 1 times [2021-11-19 05:38:18,004 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:18,005 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359789950] [2021-11-19 05:38:18,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:18,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:18,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:18,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:18,111 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:18,111 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359789950] [2021-11-19 05:38:18,111 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359789950] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:18,112 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:18,112 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 05:38:18,112 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112080839] [2021-11-19 05:38:18,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:18,114 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 05:38:18,115 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:18,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 05:38:18,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 05:38:18,122 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 254 out of 278 [2021-11-19 05:38:18,124 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 261 places, 274 transitions, 678 flow. Second operand has 3 states, 3 states have (on average 257.3333333333333) internal successors, (772), 3 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:18,124 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:18,124 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 254 of 278 [2021-11-19 05:38:18,124 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:18,726 INFO L129 PetriNetUnfolder]: 327/2667 cut-off events. [2021-11-19 05:38:18,727 INFO L130 PetriNetUnfolder]: For 516/698 co-relation queries the response was YES. [2021-11-19 05:38:18,753 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3730 conditions, 2667 events. 327/2667 cut-off events. For 516/698 co-relation queries the response was YES. Maximal size of possible extension queue 127. Compared 26314 event pairs, 70 based on Foata normal form. 0/2404 useless extension candidates. Maximal degree in co-relation 3702. Up to 155 conditions per place. [2021-11-19 05:38:18,770 INFO L132 encePairwiseOnDemand]: 270/278 looper letters, 24 selfloop transitions, 4 changer transitions 0/282 dead transitions. [2021-11-19 05:38:18,770 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 261 places, 282 transitions, 762 flow [2021-11-19 05:38:18,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:38:18,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-19 05:38:18,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 790 transitions. [2021-11-19 05:38:18,774 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.947242206235012 [2021-11-19 05:38:18,774 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 790 transitions. [2021-11-19 05:38:18,774 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 790 transitions. [2021-11-19 05:38:18,775 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:18,775 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 790 transitions. [2021-11-19 05:38:18,778 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 263.3333333333333) internal successors, (790), 3 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:18,781 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:18,783 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:18,783 INFO L186 Difference]: Start difference. First operand has 261 places, 274 transitions, 678 flow. Second operand 3 states and 790 transitions. [2021-11-19 05:38:18,783 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 261 places, 282 transitions, 762 flow [2021-11-19 05:38:18,790 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 259 places, 282 transitions, 758 flow, removed 2 selfloop flow, removed 2 redundant places. [2021-11-19 05:38:18,796 INFO L242 Difference]: Finished difference. Result has 261 places, 278 transitions, 722 flow [2021-11-19 05:38:18,797 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=674, PETRI_DIFFERENCE_MINUEND_PLACES=257, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=274, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=270, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=722, PETRI_PLACES=261, PETRI_TRANSITIONS=278} [2021-11-19 05:38:18,798 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 12 predicate places. [2021-11-19 05:38:18,799 INFO L470 AbstractCegarLoop]: Abstraction has has 261 places, 278 transitions, 722 flow [2021-11-19 05:38:18,800 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 257.3333333333333) internal successors, (772), 3 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:18,800 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:18,800 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:18,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-19 05:38:18,801 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:18,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:18,801 INFO L85 PathProgramCache]: Analyzing trace with hash 541551261, now seen corresponding path program 1 times [2021-11-19 05:38:18,801 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:18,802 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962505153] [2021-11-19 05:38:18,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:18,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:18,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:18,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:18,910 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:18,910 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962505153] [2021-11-19 05:38:18,910 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1962505153] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:18,910 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:18,911 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-19 05:38:18,911 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131229159] [2021-11-19 05:38:18,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:18,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 05:38:18,912 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:18,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 05:38:18,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-19 05:38:18,916 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 247 out of 278 [2021-11-19 05:38:18,920 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 261 places, 278 transitions, 722 flow. Second operand has 7 states, 7 states have (on average 249.85714285714286) internal successors, (1749), 7 states have internal predecessors, (1749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:18,920 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:18,920 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 247 of 278 [2021-11-19 05:38:18,920 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:19,805 INFO L129 PetriNetUnfolder]: 723/3800 cut-off events. [2021-11-19 05:38:19,806 INFO L130 PetriNetUnfolder]: For 1877/2027 co-relation queries the response was YES. [2021-11-19 05:38:19,839 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6763 conditions, 3800 events. 723/3800 cut-off events. For 1877/2027 co-relation queries the response was YES. Maximal size of possible extension queue 257. Compared 40871 event pairs, 307 based on Foata normal form. 49/3492 useless extension candidates. Maximal degree in co-relation 4511. Up to 1007 conditions per place. [2021-11-19 05:38:19,860 INFO L132 encePairwiseOnDemand]: 266/278 looper letters, 37 selfloop transitions, 15 changer transitions 7/308 dead transitions. [2021-11-19 05:38:19,861 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 269 places, 308 transitions, 959 flow [2021-11-19 05:38:19,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-19 05:38:19,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-19 05:38:19,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2276 transitions. [2021-11-19 05:38:19,868 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9096722621902478 [2021-11-19 05:38:19,869 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2276 transitions. [2021-11-19 05:38:19,869 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2276 transitions. [2021-11-19 05:38:19,871 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:19,871 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2276 transitions. [2021-11-19 05:38:19,878 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 252.88888888888889) internal successors, (2276), 9 states have internal predecessors, (2276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:19,884 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 278.0) internal successors, (2780), 10 states have internal predecessors, (2780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:19,886 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 278.0) internal successors, (2780), 10 states have internal predecessors, (2780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:19,886 INFO L186 Difference]: Start difference. First operand has 261 places, 278 transitions, 722 flow. Second operand 9 states and 2276 transitions. [2021-11-19 05:38:19,886 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 269 places, 308 transitions, 959 flow [2021-11-19 05:38:19,894 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 268 places, 308 transitions, 947 flow, removed 4 selfloop flow, removed 1 redundant places. [2021-11-19 05:38:19,900 INFO L242 Difference]: Finished difference. Result has 275 places, 290 transitions, 844 flow [2021-11-19 05:38:19,900 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=710, PETRI_DIFFERENCE_MINUEND_PLACES=260, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=278, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=269, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=844, PETRI_PLACES=275, PETRI_TRANSITIONS=290} [2021-11-19 05:38:19,901 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 26 predicate places. [2021-11-19 05:38:19,902 INFO L470 AbstractCegarLoop]: Abstraction has has 275 places, 290 transitions, 844 flow [2021-11-19 05:38:19,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 249.85714285714286) internal successors, (1749), 7 states have internal predecessors, (1749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:19,903 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:19,903 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:19,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-19 05:38:19,904 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:19,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:19,904 INFO L85 PathProgramCache]: Analyzing trace with hash 5342983, now seen corresponding path program 2 times [2021-11-19 05:38:19,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:19,905 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878714377] [2021-11-19 05:38:19,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:19,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:19,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:20,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:20,043 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:20,043 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878714377] [2021-11-19 05:38:20,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1878714377] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:20,044 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:20,044 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-19 05:38:20,044 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102706433] [2021-11-19 05:38:20,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:20,045 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 05:38:20,046 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:20,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 05:38:20,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-11-19 05:38:20,050 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 247 out of 278 [2021-11-19 05:38:20,053 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 275 places, 290 transitions, 844 flow. Second operand has 8 states, 8 states have (on average 249.5) internal successors, (1996), 8 states have internal predecessors, (1996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:20,053 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:20,053 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 247 of 278 [2021-11-19 05:38:20,053 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:20,992 INFO L129 PetriNetUnfolder]: 721/3951 cut-off events. [2021-11-19 05:38:20,993 INFO L130 PetriNetUnfolder]: For 5276/5394 co-relation queries the response was YES. [2021-11-19 05:38:21,048 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8407 conditions, 3951 events. 721/3951 cut-off events. For 5276/5394 co-relation queries the response was YES. Maximal size of possible extension queue 266. Compared 43204 event pairs, 314 based on Foata normal form. 49/3634 useless extension candidates. Maximal degree in co-relation 8373. Up to 961 conditions per place. [2021-11-19 05:38:21,179 INFO L132 encePairwiseOnDemand]: 268/278 looper letters, 41 selfloop transitions, 9 changer transitions 15/314 dead transitions. [2021-11-19 05:38:21,179 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 282 places, 314 transitions, 1139 flow [2021-11-19 05:38:21,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-19 05:38:21,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-11-19 05:38:21,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 2521 transitions. [2021-11-19 05:38:21,188 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9068345323741007 [2021-11-19 05:38:21,188 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 2521 transitions. [2021-11-19 05:38:21,188 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 2521 transitions. [2021-11-19 05:38:21,190 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:21,190 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 2521 transitions. [2021-11-19 05:38:21,205 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 252.1) internal successors, (2521), 10 states have internal predecessors, (2521), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:21,211 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 278.0) internal successors, (3058), 11 states have internal predecessors, (3058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:21,213 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 278.0) internal successors, (3058), 11 states have internal predecessors, (3058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:21,213 INFO L186 Difference]: Start difference. First operand has 275 places, 290 transitions, 844 flow. Second operand 10 states and 2521 transitions. [2021-11-19 05:38:21,213 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 282 places, 314 transitions, 1139 flow [2021-11-19 05:38:21,236 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 280 places, 314 transitions, 1111 flow, removed 14 selfloop flow, removed 2 redundant places. [2021-11-19 05:38:21,242 INFO L242 Difference]: Finished difference. Result has 283 places, 290 transitions, 844 flow [2021-11-19 05:38:21,243 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=818, PETRI_DIFFERENCE_MINUEND_PLACES=271, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=290, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=281, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=844, PETRI_PLACES=283, PETRI_TRANSITIONS=290} [2021-11-19 05:38:21,244 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 34 predicate places. [2021-11-19 05:38:21,244 INFO L470 AbstractCegarLoop]: Abstraction has has 283 places, 290 transitions, 844 flow [2021-11-19 05:38:21,246 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 249.5) internal successors, (1996), 8 states have internal predecessors, (1996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:21,246 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:21,246 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:21,246 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-19 05:38:21,246 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:21,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:21,247 INFO L85 PathProgramCache]: Analyzing trace with hash -478362955, now seen corresponding path program 1 times [2021-11-19 05:38:21,247 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:21,247 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104016646] [2021-11-19 05:38:21,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:21,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:21,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:21,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:21,288 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:21,289 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104016646] [2021-11-19 05:38:21,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104016646] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:21,289 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:21,289 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 05:38:21,289 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365980241] [2021-11-19 05:38:21,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:21,290 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 05:38:21,290 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:21,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 05:38:21,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 05:38:21,292 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 258 out of 278 [2021-11-19 05:38:21,293 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 283 places, 290 transitions, 844 flow. Second operand has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:21,293 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:21,293 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 258 of 278 [2021-11-19 05:38:21,293 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:21,762 INFO L129 PetriNetUnfolder]: 196/2433 cut-off events. [2021-11-19 05:38:21,762 INFO L130 PetriNetUnfolder]: For 1066/1271 co-relation queries the response was YES. [2021-11-19 05:38:21,792 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3887 conditions, 2433 events. 196/2433 cut-off events. For 1066/1271 co-relation queries the response was YES. Maximal size of possible extension queue 115. Compared 24124 event pairs, 55 based on Foata normal form. 2/2285 useless extension candidates. Maximal degree in co-relation 3854. Up to 127 conditions per place. [2021-11-19 05:38:21,804 INFO L132 encePairwiseOnDemand]: 274/278 looper letters, 19 selfloop transitions, 2 changer transitions 0/297 dead transitions. [2021-11-19 05:38:21,804 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 283 places, 297 transitions, 909 flow [2021-11-19 05:38:21,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:38:21,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-19 05:38:21,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 795 transitions. [2021-11-19 05:38:21,808 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9532374100719424 [2021-11-19 05:38:21,808 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 795 transitions. [2021-11-19 05:38:21,808 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 795 transitions. [2021-11-19 05:38:21,809 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:21,809 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 795 transitions. [2021-11-19 05:38:21,812 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:21,815 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:21,816 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:21,816 INFO L186 Difference]: Start difference. First operand has 283 places, 290 transitions, 844 flow. Second operand 3 states and 795 transitions. [2021-11-19 05:38:21,816 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 283 places, 297 transitions, 909 flow [2021-11-19 05:38:21,828 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 279 places, 297 transitions, 900 flow, removed 2 selfloop flow, removed 4 redundant places. [2021-11-19 05:38:21,834 INFO L242 Difference]: Finished difference. Result has 281 places, 292 transitions, 859 flow [2021-11-19 05:38:21,835 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=835, PETRI_DIFFERENCE_MINUEND_PLACES=277, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=290, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=288, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=859, PETRI_PLACES=281, PETRI_TRANSITIONS=292} [2021-11-19 05:38:21,836 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 32 predicate places. [2021-11-19 05:38:21,836 INFO L470 AbstractCegarLoop]: Abstraction has has 281 places, 292 transitions, 859 flow [2021-11-19 05:38:21,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:21,838 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:21,838 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:21,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-19 05:38:21,839 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:21,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:21,839 INFO L85 PathProgramCache]: Analyzing trace with hash 701178951, now seen corresponding path program 1 times [2021-11-19 05:38:21,840 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:21,840 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051189774] [2021-11-19 05:38:21,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:21,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:21,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:22,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:22,025 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:22,025 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051189774] [2021-11-19 05:38:22,025 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051189774] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:22,026 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:22,026 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-19 05:38:22,026 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327250033] [2021-11-19 05:38:22,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:22,027 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 05:38:22,027 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:22,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 05:38:22,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-11-19 05:38:22,030 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 247 out of 278 [2021-11-19 05:38:22,034 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 281 places, 292 transitions, 859 flow. Second operand has 8 states, 8 states have (on average 249.5) internal successors, (1996), 8 states have internal predecessors, (1996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:22,034 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:22,034 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 247 of 278 [2021-11-19 05:38:22,034 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:23,335 INFO L129 PetriNetUnfolder]: 738/5704 cut-off events. [2021-11-19 05:38:23,336 INFO L130 PetriNetUnfolder]: For 4967/5505 co-relation queries the response was YES. [2021-11-19 05:38:23,398 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10634 conditions, 5704 events. 738/5704 cut-off events. For 4967/5505 co-relation queries the response was YES. Maximal size of possible extension queue 337. Compared 70658 event pairs, 300 based on Foata normal form. 37/5409 useless extension candidates. Maximal degree in co-relation 9644. Up to 510 conditions per place. [2021-11-19 05:38:23,423 INFO L132 encePairwiseOnDemand]: 269/278 looper letters, 36 selfloop transitions, 9 changer transitions 43/344 dead transitions. [2021-11-19 05:38:23,423 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 287 places, 344 transitions, 1352 flow [2021-11-19 05:38:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-19 05:38:23,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-11-19 05:38:23,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1774 transitions. [2021-11-19 05:38:23,429 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9116135662898253 [2021-11-19 05:38:23,430 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1774 transitions. [2021-11-19 05:38:23,430 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1774 transitions. [2021-11-19 05:38:23,431 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:23,431 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1774 transitions. [2021-11-19 05:38:23,436 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 253.42857142857142) internal successors, (1774), 7 states have internal predecessors, (1774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:23,441 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 278.0) internal successors, (2224), 8 states have internal predecessors, (2224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:23,444 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 278.0) internal successors, (2224), 8 states have internal predecessors, (2224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:23,444 INFO L186 Difference]: Start difference. First operand has 281 places, 292 transitions, 859 flow. Second operand 7 states and 1774 transitions. [2021-11-19 05:38:23,444 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 287 places, 344 transitions, 1352 flow [2021-11-19 05:38:23,476 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 286 places, 344 transitions, 1346 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-11-19 05:38:23,483 INFO L242 Difference]: Finished difference. Result has 291 places, 292 transitions, 893 flow [2021-11-19 05:38:23,483 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=853, PETRI_DIFFERENCE_MINUEND_PLACES=280, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=292, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=283, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=893, PETRI_PLACES=291, PETRI_TRANSITIONS=292} [2021-11-19 05:38:23,487 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 42 predicate places. [2021-11-19 05:38:23,487 INFO L470 AbstractCegarLoop]: Abstraction has has 291 places, 292 transitions, 893 flow [2021-11-19 05:38:23,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 249.5) internal successors, (1996), 8 states have internal predecessors, (1996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:23,505 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:23,505 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:23,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-19 05:38:23,506 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:23,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:23,506 INFO L85 PathProgramCache]: Analyzing trace with hash 828163827, now seen corresponding path program 2 times [2021-11-19 05:38:23,506 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:23,506 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530256086] [2021-11-19 05:38:23,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:23,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:23,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:23,596 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:23,597 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530256086] [2021-11-19 05:38:23,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530256086] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:23,597 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:23,597 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-19 05:38:23,598 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677281184] [2021-11-19 05:38:23,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:23,598 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 05:38:23,599 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:23,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 05:38:23,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-19 05:38:23,602 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 251 out of 278 [2021-11-19 05:38:23,605 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 291 places, 292 transitions, 893 flow. Second operand has 7 states, 7 states have (on average 253.28571428571428) internal successors, (1773), 7 states have internal predecessors, (1773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:23,606 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:23,606 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 251 of 278 [2021-11-19 05:38:23,606 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:24,131 INFO L129 PetriNetUnfolder]: 232/2187 cut-off events. [2021-11-19 05:38:24,131 INFO L130 PetriNetUnfolder]: For 1375/1604 co-relation queries the response was YES. [2021-11-19 05:38:24,163 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4006 conditions, 2187 events. 232/2187 cut-off events. For 1375/1604 co-relation queries the response was YES. Maximal size of possible extension queue 132. Compared 22109 event pairs, 62 based on Foata normal form. 21/2057 useless extension candidates. Maximal degree in co-relation 3966. Up to 150 conditions per place. [2021-11-19 05:38:24,173 INFO L132 encePairwiseOnDemand]: 269/278 looper letters, 23 selfloop transitions, 11 changer transitions 4/303 dead transitions. [2021-11-19 05:38:24,173 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 294 places, 303 transitions, 1009 flow [2021-11-19 05:38:24,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-19 05:38:24,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-11-19 05:38:24,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1791 transitions. [2021-11-19 05:38:24,181 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.920349434737924 [2021-11-19 05:38:24,181 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1791 transitions. [2021-11-19 05:38:24,181 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1791 transitions. [2021-11-19 05:38:24,183 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:24,183 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1791 transitions. [2021-11-19 05:38:24,189 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 255.85714285714286) internal successors, (1791), 7 states have internal predecessors, (1791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:24,195 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 278.0) internal successors, (2224), 8 states have internal predecessors, (2224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:24,196 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 278.0) internal successors, (2224), 8 states have internal predecessors, (2224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:24,196 INFO L186 Difference]: Start difference. First operand has 291 places, 292 transitions, 893 flow. Second operand 7 states and 1791 transitions. [2021-11-19 05:38:24,196 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 294 places, 303 transitions, 1009 flow [2021-11-19 05:38:24,210 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 288 places, 303 transitions, 969 flow, removed 7 selfloop flow, removed 6 redundant places. [2021-11-19 05:38:24,217 INFO L242 Difference]: Finished difference. Result has 291 places, 292 transitions, 893 flow [2021-11-19 05:38:24,218 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=857, PETRI_DIFFERENCE_MINUEND_PLACES=282, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=292, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=281, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=893, PETRI_PLACES=291, PETRI_TRANSITIONS=292} [2021-11-19 05:38:24,219 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 42 predicate places. [2021-11-19 05:38:24,220 INFO L470 AbstractCegarLoop]: Abstraction has has 291 places, 292 transitions, 893 flow [2021-11-19 05:38:24,220 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 253.28571428571428) internal successors, (1773), 7 states have internal predecessors, (1773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:24,220 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:24,221 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:24,221 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-19 05:38:24,222 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:24,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:24,222 INFO L85 PathProgramCache]: Analyzing trace with hash -724671635, now seen corresponding path program 1 times [2021-11-19 05:38:24,222 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:24,223 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180972372] [2021-11-19 05:38:24,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:24,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:24,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:24,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:24,269 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:24,270 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180972372] [2021-11-19 05:38:24,270 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180972372] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:24,273 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:24,273 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 05:38:24,273 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181895918] [2021-11-19 05:38:24,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:24,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 05:38:24,276 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:24,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 05:38:24,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 05:38:24,278 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 256 out of 278 [2021-11-19 05:38:24,279 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 291 places, 292 transitions, 893 flow. Second operand has 3 states, 3 states have (on average 259.3333333333333) internal successors, (778), 3 states have internal predecessors, (778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:24,279 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:24,279 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 256 of 278 [2021-11-19 05:38:24,279 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:25,123 INFO L129 PetriNetUnfolder]: 338/4472 cut-off events. [2021-11-19 05:38:25,123 INFO L130 PetriNetUnfolder]: For 2331/2676 co-relation queries the response was YES. [2021-11-19 05:38:25,188 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7369 conditions, 4472 events. 338/4472 cut-off events. For 2331/2676 co-relation queries the response was YES. Maximal size of possible extension queue 236. Compared 53922 event pairs, 87 based on Foata normal form. 5/4186 useless extension candidates. Maximal degree in co-relation 7325. Up to 214 conditions per place. [2021-11-19 05:38:25,206 INFO L132 encePairwiseOnDemand]: 272/278 looper letters, 18 selfloop transitions, 3 changer transitions 1/300 dead transitions. [2021-11-19 05:38:25,206 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 291 places, 300 transitions, 958 flow [2021-11-19 05:38:25,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:38:25,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-19 05:38:25,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 793 transitions. [2021-11-19 05:38:25,210 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9508393285371702 [2021-11-19 05:38:25,211 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 793 transitions. [2021-11-19 05:38:25,211 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 793 transitions. [2021-11-19 05:38:25,212 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:25,212 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 793 transitions. [2021-11-19 05:38:25,214 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 264.3333333333333) internal successors, (793), 3 states have internal predecessors, (793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:25,217 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:25,217 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:25,217 INFO L186 Difference]: Start difference. First operand has 291 places, 292 transitions, 893 flow. Second operand 3 states and 793 transitions. [2021-11-19 05:38:25,218 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 291 places, 300 transitions, 958 flow [2021-11-19 05:38:25,240 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 285 places, 300 transitions, 933 flow, removed 3 selfloop flow, removed 6 redundant places. [2021-11-19 05:38:25,247 INFO L242 Difference]: Finished difference. Result has 287 places, 294 transitions, 894 flow [2021-11-19 05:38:25,248 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=868, PETRI_DIFFERENCE_MINUEND_PLACES=283, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=292, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=289, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=894, PETRI_PLACES=287, PETRI_TRANSITIONS=294} [2021-11-19 05:38:25,249 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 38 predicate places. [2021-11-19 05:38:25,249 INFO L470 AbstractCegarLoop]: Abstraction has has 287 places, 294 transitions, 894 flow [2021-11-19 05:38:25,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 259.3333333333333) internal successors, (778), 3 states have internal predecessors, (778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:25,250 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:25,250 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:25,250 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-19 05:38:25,251 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:25,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:25,251 INFO L85 PathProgramCache]: Analyzing trace with hash -613985965, now seen corresponding path program 2 times [2021-11-19 05:38:25,252 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:25,254 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511831922] [2021-11-19 05:38:25,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:25,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:25,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:25,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:25,293 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:25,293 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511831922] [2021-11-19 05:38:25,293 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511831922] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:25,294 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:25,294 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 05:38:25,294 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133650267] [2021-11-19 05:38:25,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:25,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 05:38:25,295 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:25,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 05:38:25,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 05:38:25,298 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 256 out of 278 [2021-11-19 05:38:25,300 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 287 places, 294 transitions, 894 flow. Second operand has 3 states, 3 states have (on average 259.3333333333333) internal successors, (778), 3 states have internal predecessors, (778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:25,300 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:25,300 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 256 of 278 [2021-11-19 05:38:25,300 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:25,935 INFO L129 PetriNetUnfolder]: 232/3236 cut-off events. [2021-11-19 05:38:25,935 INFO L130 PetriNetUnfolder]: For 1387/1555 co-relation queries the response was YES. [2021-11-19 05:38:25,980 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5170 conditions, 3236 events. 232/3236 cut-off events. For 1387/1555 co-relation queries the response was YES. Maximal size of possible extension queue 171. Compared 36092 event pairs, 70 based on Foata normal form. 18/3056 useless extension candidates. Maximal degree in co-relation 4665. Up to 140 conditions per place. [2021-11-19 05:38:25,994 INFO L132 encePairwiseOnDemand]: 270/278 looper letters, 18 selfloop transitions, 5 changer transitions 2/302 dead transitions. [2021-11-19 05:38:25,995 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 289 places, 302 transitions, 969 flow [2021-11-19 05:38:25,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:38:25,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-19 05:38:25,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 793 transitions. [2021-11-19 05:38:26,000 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9508393285371702 [2021-11-19 05:38:26,000 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 793 transitions. [2021-11-19 05:38:26,001 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 793 transitions. [2021-11-19 05:38:26,002 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:26,002 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 793 transitions. [2021-11-19 05:38:26,004 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 264.3333333333333) internal successors, (793), 3 states have internal predecessors, (793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:26,007 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:26,007 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:26,008 INFO L186 Difference]: Start difference. First operand has 287 places, 294 transitions, 894 flow. Second operand 3 states and 793 transitions. [2021-11-19 05:38:26,008 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 289 places, 302 transitions, 969 flow [2021-11-19 05:38:26,022 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 288 places, 302 transitions, 966 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-19 05:38:26,029 INFO L242 Difference]: Finished difference. Result has 290 places, 295 transitions, 924 flow [2021-11-19 05:38:26,030 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=891, PETRI_DIFFERENCE_MINUEND_PLACES=286, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=294, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=289, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=924, PETRI_PLACES=290, PETRI_TRANSITIONS=295} [2021-11-19 05:38:26,031 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 41 predicate places. [2021-11-19 05:38:26,031 INFO L470 AbstractCegarLoop]: Abstraction has has 290 places, 295 transitions, 924 flow [2021-11-19 05:38:26,031 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 259.3333333333333) internal successors, (778), 3 states have internal predecessors, (778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:26,031 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:26,032 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:26,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-19 05:38:26,032 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:26,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:26,034 INFO L85 PathProgramCache]: Analyzing trace with hash 1342359111, now seen corresponding path program 1 times [2021-11-19 05:38:26,034 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:26,034 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972903675] [2021-11-19 05:38:26,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:26,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:26,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:26,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:26,154 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:26,154 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972903675] [2021-11-19 05:38:26,154 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972903675] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:26,154 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:26,154 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-19 05:38:26,155 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481067413] [2021-11-19 05:38:26,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:26,155 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 05:38:26,156 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:26,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 05:38:26,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-19 05:38:26,159 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 251 out of 278 [2021-11-19 05:38:26,161 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 290 places, 295 transitions, 924 flow. Second operand has 7 states, 7 states have (on average 253.28571428571428) internal successors, (1773), 7 states have internal predecessors, (1773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:26,162 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:26,162 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 251 of 278 [2021-11-19 05:38:26,162 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:26,759 INFO L129 PetriNetUnfolder]: 280/3039 cut-off events. [2021-11-19 05:38:26,759 INFO L130 PetriNetUnfolder]: For 1529/1836 co-relation queries the response was YES. [2021-11-19 05:38:26,784 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5176 conditions, 3039 events. 280/3039 cut-off events. For 1529/1836 co-relation queries the response was YES. Maximal size of possible extension queue 166. Compared 33785 event pairs, 122 based on Foata normal form. 11/2852 useless extension candidates. Maximal degree in co-relation 4642. Up to 347 conditions per place. [2021-11-19 05:38:26,792 INFO L132 encePairwiseOnDemand]: 270/278 looper letters, 30 selfloop transitions, 5 changer transitions 18/314 dead transitions. [2021-11-19 05:38:26,792 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 296 places, 314 transitions, 1080 flow [2021-11-19 05:38:26,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-19 05:38:26,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-19 05:38:26,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2297 transitions. [2021-11-19 05:38:26,800 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9180655475619505 [2021-11-19 05:38:26,800 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2297 transitions. [2021-11-19 05:38:26,800 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2297 transitions. [2021-11-19 05:38:26,802 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:26,802 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2297 transitions. [2021-11-19 05:38:26,808 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 255.22222222222223) internal successors, (2297), 9 states have internal predecessors, (2297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:26,814 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 278.0) internal successors, (2780), 10 states have internal predecessors, (2780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:26,815 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 278.0) internal successors, (2780), 10 states have internal predecessors, (2780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:26,815 INFO L186 Difference]: Start difference. First operand has 290 places, 295 transitions, 924 flow. Second operand 9 states and 2297 transitions. [2021-11-19 05:38:26,815 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 296 places, 314 transitions, 1080 flow [2021-11-19 05:38:26,827 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 293 places, 314 transitions, 1062 flow, removed 4 selfloop flow, removed 3 redundant places. [2021-11-19 05:38:26,833 INFO L242 Difference]: Finished difference. Result has 300 places, 290 transitions, 912 flow [2021-11-19 05:38:26,833 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=906, PETRI_DIFFERENCE_MINUEND_PLACES=285, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=295, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=290, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=912, PETRI_PLACES=300, PETRI_TRANSITIONS=290} [2021-11-19 05:38:26,835 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 51 predicate places. [2021-11-19 05:38:26,835 INFO L470 AbstractCegarLoop]: Abstraction has has 300 places, 290 transitions, 912 flow [2021-11-19 05:38:26,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 253.28571428571428) internal successors, (1773), 7 states have internal predecessors, (1773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:26,836 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:26,836 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:26,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-19 05:38:26,836 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:26,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:26,837 INFO L85 PathProgramCache]: Analyzing trace with hash 1200197174, now seen corresponding path program 1 times [2021-11-19 05:38:26,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:26,837 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244052022] [2021-11-19 05:38:26,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:26,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:26,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:26,950 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:26,950 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244052022] [2021-11-19 05:38:26,951 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244052022] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:26,951 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:26,951 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-19 05:38:26,951 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731117266] [2021-11-19 05:38:26,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:26,952 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 05:38:26,952 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:26,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 05:38:26,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-11-19 05:38:26,955 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 247 out of 278 [2021-11-19 05:38:26,957 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 300 places, 290 transitions, 912 flow. Second operand has 8 states, 8 states have (on average 249.5) internal successors, (1996), 8 states have internal predecessors, (1996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:26,957 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:26,957 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 247 of 278 [2021-11-19 05:38:26,958 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:27,569 INFO L129 PetriNetUnfolder]: 345/3255 cut-off events. [2021-11-19 05:38:27,569 INFO L130 PetriNetUnfolder]: For 3315/3710 co-relation queries the response was YES. [2021-11-19 05:38:27,613 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5816 conditions, 3255 events. 345/3255 cut-off events. For 3315/3710 co-relation queries the response was YES. Maximal size of possible extension queue 188. Compared 35732 event pairs, 120 based on Foata normal form. 32/3054 useless extension candidates. Maximal degree in co-relation 5782. Up to 291 conditions per place. [2021-11-19 05:38:27,623 INFO L132 encePairwiseOnDemand]: 268/278 looper letters, 27 selfloop transitions, 3 changer transitions 50/340 dead transitions. [2021-11-19 05:38:27,623 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 306 places, 340 transitions, 1364 flow [2021-11-19 05:38:27,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-19 05:38:27,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-11-19 05:38:27,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 2522 transitions. [2021-11-19 05:38:27,632 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9071942446043165 [2021-11-19 05:38:27,632 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 2522 transitions. [2021-11-19 05:38:27,632 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 2522 transitions. [2021-11-19 05:38:27,635 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:27,635 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 2522 transitions. [2021-11-19 05:38:27,642 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 252.2) internal successors, (2522), 10 states have internal predecessors, (2522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:27,649 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 278.0) internal successors, (3058), 11 states have internal predecessors, (3058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:27,650 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 278.0) internal successors, (3058), 11 states have internal predecessors, (3058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:27,650 INFO L186 Difference]: Start difference. First operand has 300 places, 290 transitions, 912 flow. Second operand 10 states and 2522 transitions. [2021-11-19 05:38:27,650 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 306 places, 340 transitions, 1364 flow [2021-11-19 05:38:27,669 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 302 places, 340 transitions, 1339 flow, removed 11 selfloop flow, removed 4 redundant places. [2021-11-19 05:38:27,675 INFO L242 Difference]: Finished difference. Result has 309 places, 290 transitions, 914 flow [2021-11-19 05:38:27,676 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=893, PETRI_DIFFERENCE_MINUEND_PLACES=293, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=290, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=287, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=914, PETRI_PLACES=309, PETRI_TRANSITIONS=290} [2021-11-19 05:38:27,677 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 60 predicate places. [2021-11-19 05:38:27,677 INFO L470 AbstractCegarLoop]: Abstraction has has 309 places, 290 transitions, 914 flow [2021-11-19 05:38:27,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 249.5) internal successors, (1996), 8 states have internal predecessors, (1996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:27,678 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:27,678 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:27,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-19 05:38:27,678 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:27,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:27,679 INFO L85 PathProgramCache]: Analyzing trace with hash 1580082352, now seen corresponding path program 1 times [2021-11-19 05:38:27,679 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:27,679 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974025141] [2021-11-19 05:38:27,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:27,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:27,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:27,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:27,776 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:27,777 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974025141] [2021-11-19 05:38:27,777 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974025141] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:27,777 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:27,777 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-19 05:38:27,778 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768675786] [2021-11-19 05:38:27,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:27,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-19 05:38:27,778 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:27,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-19 05:38:27,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-11-19 05:38:27,782 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 245 out of 278 [2021-11-19 05:38:27,785 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 309 places, 290 transitions, 914 flow. Second operand has 9 states, 9 states have (on average 247.22222222222223) internal successors, (2225), 9 states have internal predecessors, (2225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:27,785 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:27,785 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 245 of 278 [2021-11-19 05:38:27,785 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:28,466 INFO L129 PetriNetUnfolder]: 336/3901 cut-off events. [2021-11-19 05:38:28,466 INFO L130 PetriNetUnfolder]: For 1492/1805 co-relation queries the response was YES. [2021-11-19 05:38:28,540 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6409 conditions, 3901 events. 336/3901 cut-off events. For 1492/1805 co-relation queries the response was YES. Maximal size of possible extension queue 208. Compared 46320 event pairs, 99 based on Foata normal form. 35/3660 useless extension candidates. Maximal degree in co-relation 6371. Up to 285 conditions per place. [2021-11-19 05:38:28,557 INFO L132 encePairwiseOnDemand]: 265/278 looper letters, 42 selfloop transitions, 15 changer transitions 4/316 dead transitions. [2021-11-19 05:38:28,557 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 311 places, 316 transitions, 1145 flow [2021-11-19 05:38:28,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-19 05:38:28,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-19 05:38:28,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2253 transitions. [2021-11-19 05:38:28,567 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9004796163069544 [2021-11-19 05:38:28,568 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2253 transitions. [2021-11-19 05:38:28,568 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2253 transitions. [2021-11-19 05:38:28,570 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:28,571 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2253 transitions. [2021-11-19 05:38:28,578 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 250.33333333333334) internal successors, (2253), 9 states have internal predecessors, (2253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:28,585 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 278.0) internal successors, (2780), 10 states have internal predecessors, (2780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:28,586 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 278.0) internal successors, (2780), 10 states have internal predecessors, (2780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:28,586 INFO L186 Difference]: Start difference. First operand has 309 places, 290 transitions, 914 flow. Second operand 9 states and 2253 transitions. [2021-11-19 05:38:28,586 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 311 places, 316 transitions, 1145 flow [2021-11-19 05:38:28,608 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 302 places, 316 transitions, 1103 flow, removed 12 selfloop flow, removed 9 redundant places. [2021-11-19 05:38:28,614 INFO L242 Difference]: Finished difference. Result has 309 places, 301 transitions, 1018 flow [2021-11-19 05:38:28,615 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=884, PETRI_DIFFERENCE_MINUEND_PLACES=294, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=290, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=275, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1018, PETRI_PLACES=309, PETRI_TRANSITIONS=301} [2021-11-19 05:38:28,616 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 60 predicate places. [2021-11-19 05:38:28,616 INFO L470 AbstractCegarLoop]: Abstraction has has 309 places, 301 transitions, 1018 flow [2021-11-19 05:38:28,617 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 247.22222222222223) internal successors, (2225), 9 states have internal predecessors, (2225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:28,617 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:28,617 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:28,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-19 05:38:28,618 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:28,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:28,619 INFO L85 PathProgramCache]: Analyzing trace with hash 884439034, now seen corresponding path program 1 times [2021-11-19 05:38:28,619 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:28,619 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701861291] [2021-11-19 05:38:28,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:28,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:28,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:28,667 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:28,667 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701861291] [2021-11-19 05:38:28,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701861291] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:28,667 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:28,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 05:38:28,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663246447] [2021-11-19 05:38:28,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:28,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 05:38:28,669 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:28,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 05:38:28,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 05:38:28,671 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 254 out of 278 [2021-11-19 05:38:28,672 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 309 places, 301 transitions, 1018 flow. Second operand has 3 states, 3 states have (on average 257.3333333333333) internal successors, (772), 3 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:28,672 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:28,672 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 254 of 278 [2021-11-19 05:38:28,672 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:29,391 INFO L129 PetriNetUnfolder]: 248/3603 cut-off events. [2021-11-19 05:38:29,391 INFO L130 PetriNetUnfolder]: For 2055/2301 co-relation queries the response was YES. [2021-11-19 05:38:29,438 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6211 conditions, 3603 events. 248/3603 cut-off events. For 2055/2301 co-relation queries the response was YES. Maximal size of possible extension queue 211. Compared 42347 event pairs, 91 based on Foata normal form. 2/3347 useless extension candidates. Maximal degree in co-relation 6170. Up to 161 conditions per place. [2021-11-19 05:38:29,450 INFO L132 encePairwiseOnDemand]: 268/278 looper letters, 18 selfloop transitions, 6 changer transitions 0/309 dead transitions. [2021-11-19 05:38:29,450 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 309 places, 309 transitions, 1086 flow [2021-11-19 05:38:29,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:38:29,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-19 05:38:29,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 790 transitions. [2021-11-19 05:38:29,454 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.947242206235012 [2021-11-19 05:38:29,454 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 790 transitions. [2021-11-19 05:38:29,454 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 790 transitions. [2021-11-19 05:38:29,455 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:29,455 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 790 transitions. [2021-11-19 05:38:29,458 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 263.3333333333333) internal successors, (790), 3 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:29,460 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:29,461 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:29,461 INFO L186 Difference]: Start difference. First operand has 309 places, 301 transitions, 1018 flow. Second operand 3 states and 790 transitions. [2021-11-19 05:38:29,461 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 309 places, 309 transitions, 1086 flow [2021-11-19 05:38:29,488 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 306 places, 309 transitions, 1065 flow, removed 7 selfloop flow, removed 3 redundant places. [2021-11-19 05:38:29,494 INFO L242 Difference]: Finished difference. Result has 308 places, 305 transitions, 1045 flow [2021-11-19 05:38:29,495 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=997, PETRI_DIFFERENCE_MINUEND_PLACES=304, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=301, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=295, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1045, PETRI_PLACES=308, PETRI_TRANSITIONS=305} [2021-11-19 05:38:29,496 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 59 predicate places. [2021-11-19 05:38:29,496 INFO L470 AbstractCegarLoop]: Abstraction has has 308 places, 305 transitions, 1045 flow [2021-11-19 05:38:29,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 257.3333333333333) internal successors, (772), 3 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:29,497 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:29,497 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:29,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-19 05:38:29,498 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:29,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:29,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1388065760, now seen corresponding path program 1 times [2021-11-19 05:38:29,498 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:29,499 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114137527] [2021-11-19 05:38:29,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:29,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:29,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:29,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:29,539 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:29,540 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114137527] [2021-11-19 05:38:29,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114137527] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:29,542 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:29,543 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 05:38:29,543 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015413057] [2021-11-19 05:38:29,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:29,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 05:38:29,544 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:29,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 05:38:29,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 05:38:29,546 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 258 out of 278 [2021-11-19 05:38:29,548 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 308 places, 305 transitions, 1045 flow. Second operand has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:29,548 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:29,548 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 258 of 278 [2021-11-19 05:38:29,548 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:29,883 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([672] L44-29-->L44-30: Formula: (= v_~result_9~0_1 |v_thread1Thread1of1ForFork2_#t~ite7#1_5|) InVars {thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|} OutVars{thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|, ~result_9~0=v_~result_9~0_1} AuxVars[] AssignedVars[~result_9~0][94], [278#true, Black: 491#(= ~result_10~0 0), Black: 499#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 442#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 436#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0)), Black: 432#(<= (+ ~result_10~0 1) 0), Black: 430#(<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0), Black: 438#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 514#true, 312#true, Black: 322#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), 237#L50-30true, Black: 314#(= |thread3Thread1of1ForFork1_#t~ite15#1| 1), 94#L44-30true, Black: 266#true, 69#L56-30true, Black: 316#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 320#(and (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 325#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 272#true, Black: 458#(<= (+ |thread1Thread1of1ForFork2_#t~ite6#1| 1) 0), Black: 418#(not (= ~isNull_3~0 (* 256 (div ~isNull_3~0 256)))), 522#(not (= ~filename_2~0 (* 256 (div ~filename_2~0 256)))), Black: 422#true, Black: 288#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|)), Black: 291#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0)), Black: 282#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 280#(= |thread2Thread1of1ForFork0_#t~ite8#1| 0), 516#(= ~filename_8~0 (* 256 (div ~filename_8~0 256))), Black: 367#(not (= ~isNull_0~0 (* 256 (div ~isNull_0~0 256)))), Black: 308#(not (= ~isNull_6~0 (* 256 (div ~isNull_6~0 256)))), Black: 497#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 501#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), 89#L77-4true, Black: 495#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0))]) [2021-11-19 05:38:29,884 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,884 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,884 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,884 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,885 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([672] L44-29-->L44-30: Formula: (= v_~result_9~0_1 |v_thread1Thread1of1ForFork2_#t~ite7#1_5|) InVars {thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|} OutVars{thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|, ~result_9~0=v_~result_9~0_1} AuxVars[] AssignedVars[~result_9~0][94], [278#true, Black: 491#(= ~result_10~0 0), Black: 442#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 499#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 436#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0)), Black: 432#(<= (+ ~result_10~0 1) 0), Black: 430#(<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0), Black: 438#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 514#true, 312#true, Black: 322#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), 237#L50-30true, Black: 314#(= |thread3Thread1of1ForFork1_#t~ite15#1| 1), 94#L44-30true, Black: 266#true, Black: 316#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), 69#L56-30true, Black: 320#(and (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 325#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 272#true, Black: 458#(<= (+ |thread1Thread1of1ForFork2_#t~ite6#1| 1) 0), Black: 418#(not (= ~isNull_3~0 (* 256 (div ~isNull_3~0 256)))), 522#(not (= ~filename_2~0 (* 256 (div ~filename_2~0 256)))), Black: 422#true, Black: 288#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|)), Black: 291#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0)), Black: 282#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 280#(= |thread2Thread1of1ForFork0_#t~ite8#1| 0), 516#(= ~filename_8~0 (* 256 (div ~filename_8~0 256))), Black: 367#(not (= ~isNull_0~0 (* 256 (div ~isNull_0~0 256)))), Black: 308#(not (= ~isNull_6~0 (* 256 (div ~isNull_6~0 256)))), Black: 497#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 501#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 495#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0)), 89#L77-4true]) [2021-11-19 05:38:29,885 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,885 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,885 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,885 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,886 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,887 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([672] L44-29-->L44-30: Formula: (= v_~result_9~0_1 |v_thread1Thread1of1ForFork2_#t~ite7#1_5|) InVars {thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|} OutVars{thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|, ~result_9~0=v_~result_9~0_1} AuxVars[] AssignedVars[~result_9~0][94], [278#true, Black: 491#(= ~result_10~0 0), Black: 442#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 499#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 436#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0)), Black: 432#(<= (+ ~result_10~0 1) 0), Black: 430#(<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0), Black: 438#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 514#true, 312#true, Black: 322#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), 237#L50-30true, Black: 314#(= |thread3Thread1of1ForFork1_#t~ite15#1| 1), Black: 266#true, 94#L44-30true, 69#L56-30true, Black: 316#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 320#(and (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 325#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 272#true, Black: 458#(<= (+ |thread1Thread1of1ForFork2_#t~ite6#1| 1) 0), Black: 418#(not (= ~isNull_3~0 (* 256 (div ~isNull_3~0 256)))), 522#(not (= ~filename_2~0 (* 256 (div ~filename_2~0 256)))), Black: 422#true, Black: 288#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|)), Black: 291#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0)), Black: 282#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 280#(= |thread2Thread1of1ForFork0_#t~ite8#1| 0), 516#(= ~filename_8~0 (* 256 (div ~filename_8~0 256))), Black: 367#(not (= ~isNull_0~0 (* 256 (div ~isNull_0~0 256)))), Black: 308#(not (= ~isNull_6~0 (* 256 (div ~isNull_6~0 256)))), Black: 497#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 501#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 495#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0)), 89#L77-4true]) [2021-11-19 05:38:29,887 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,887 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,887 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,887 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,888 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,888 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,991 INFO L382 tUnfolder$Statistics]: inserting event number 7 for the transition-marking pair ([672] L44-29-->L44-30: Formula: (= v_~result_9~0_1 |v_thread1Thread1of1ForFork2_#t~ite7#1_5|) InVars {thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|} OutVars{thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|, ~result_9~0=v_~result_9~0_1} AuxVars[] AssignedVars[~result_9~0][94], [Black: 491#(= ~result_10~0 0), 278#true, Black: 442#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 499#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 436#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0)), Black: 432#(<= (+ ~result_10~0 1) 0), Black: 430#(<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0), Black: 438#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 514#true, 312#true, 237#L50-30true, Black: 322#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 314#(= |thread3Thread1of1ForFork1_#t~ite15#1| 1), 94#L44-30true, Black: 266#true, Black: 316#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), 69#L56-30true, Black: 320#(and (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 325#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 272#true, Black: 458#(<= (+ |thread1Thread1of1ForFork2_#t~ite6#1| 1) 0), Black: 418#(not (= ~isNull_3~0 (* 256 (div ~isNull_3~0 256)))), 522#(not (= ~filename_2~0 (* 256 (div ~filename_2~0 256)))), Black: 422#true, Black: 288#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|)), Black: 291#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0)), Black: 282#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 280#(= |thread2Thread1of1ForFork0_#t~ite8#1| 0), 516#(= ~filename_8~0 (* 256 (div ~filename_8~0 256))), Black: 367#(not (= ~isNull_0~0 (* 256 (div ~isNull_0~0 256)))), Black: 308#(not (= ~isNull_6~0 (* 256 (div ~isNull_6~0 256)))), Black: 497#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 501#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 495#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0)), 89#L77-4true]) [2021-11-19 05:38:29,991 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,991 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,991 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,991 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,991 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,992 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:29,992 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:30,197 INFO L382 tUnfolder$Statistics]: inserting event number 8 for the transition-marking pair ([672] L44-29-->L44-30: Formula: (= v_~result_9~0_1 |v_thread1Thread1of1ForFork2_#t~ite7#1_5|) InVars {thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|} OutVars{thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|, ~result_9~0=v_~result_9~0_1} AuxVars[] AssignedVars[~result_9~0][94], [278#true, Black: 491#(= ~result_10~0 0), Black: 442#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 499#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 436#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0)), Black: 432#(<= (+ ~result_10~0 1) 0), Black: 430#(<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0), Black: 438#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 514#true, 312#true, 237#L50-30true, Black: 322#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 314#(= |thread3Thread1of1ForFork1_#t~ite15#1| 1), Black: 266#true, 94#L44-30true, 69#L56-30true, Black: 316#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 320#(and (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 325#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 272#true, Black: 458#(<= (+ |thread1Thread1of1ForFork2_#t~ite6#1| 1) 0), Black: 418#(not (= ~isNull_3~0 (* 256 (div ~isNull_3~0 256)))), 522#(not (= ~filename_2~0 (* 256 (div ~filename_2~0 256)))), Black: 422#true, Black: 288#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|)), Black: 291#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0)), Black: 282#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 280#(= |thread2Thread1of1ForFork0_#t~ite8#1| 0), 516#(= ~filename_8~0 (* 256 (div ~filename_8~0 256))), Black: 367#(not (= ~isNull_0~0 (* 256 (div ~isNull_0~0 256)))), Black: 308#(not (= ~isNull_6~0 (* 256 (div ~isNull_6~0 256)))), Black: 497#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 501#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 495#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0)), 89#L77-4true]) [2021-11-19 05:38:30,198 INFO L384 tUnfolder$Statistics]: this new event has 113 ancestors and is cut-off event [2021-11-19 05:38:30,198 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:30,198 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:30,198 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:30,198 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:30,199 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:30,199 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:30,199 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:30,202 INFO L382 tUnfolder$Statistics]: inserting event number 9 for the transition-marking pair ([672] L44-29-->L44-30: Formula: (= v_~result_9~0_1 |v_thread1Thread1of1ForFork2_#t~ite7#1_5|) InVars {thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|} OutVars{thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|, ~result_9~0=v_~result_9~0_1} AuxVars[] AssignedVars[~result_9~0][94], [278#true, Black: 491#(= ~result_10~0 0), Black: 442#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 499#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 436#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0)), Black: 432#(<= (+ ~result_10~0 1) 0), Black: 430#(<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0), Black: 438#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 514#true, 312#true, Black: 322#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), 237#L50-30true, 94#L44-30true, Black: 314#(= |thread3Thread1of1ForFork1_#t~ite15#1| 1), Black: 266#true, 69#L56-30true, Black: 316#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 320#(and (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 325#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 272#true, Black: 458#(<= (+ |thread1Thread1of1ForFork2_#t~ite6#1| 1) 0), Black: 418#(not (= ~isNull_3~0 (* 256 (div ~isNull_3~0 256)))), 522#(not (= ~filename_2~0 (* 256 (div ~filename_2~0 256)))), Black: 422#true, Black: 288#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|)), Black: 291#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0)), Black: 282#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 280#(= |thread2Thread1of1ForFork0_#t~ite8#1| 0), 516#(= ~filename_8~0 (* 256 (div ~filename_8~0 256))), Black: 367#(not (= ~isNull_0~0 (* 256 (div ~isNull_0~0 256)))), Black: 308#(not (= ~isNull_6~0 (* 256 (div ~isNull_6~0 256)))), Black: 497#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 501#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 495#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0)), 89#L77-4true]) [2021-11-19 05:38:30,202 INFO L384 tUnfolder$Statistics]: this new event has 113 ancestors and is cut-off event [2021-11-19 05:38:30,202 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:30,202 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:30,202 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:30,202 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:30,203 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:30,203 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:30,203 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:30,203 INFO L387 tUnfolder$Statistics]: existing Event has 113 ancestors and is cut-off event [2021-11-19 05:38:30,272 INFO L129 PetriNetUnfolder]: 259/4746 cut-off events. [2021-11-19 05:38:30,273 INFO L130 PetriNetUnfolder]: For 3148/3770 co-relation queries the response was YES. [2021-11-19 05:38:30,341 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8304 conditions, 4746 events. 259/4746 cut-off events. For 3148/3770 co-relation queries the response was YES. Maximal size of possible extension queue 243. Compared 58584 event pairs, 89 based on Foata normal form. 8/4446 useless extension candidates. Maximal degree in co-relation 8148. Up to 246 conditions per place. [2021-11-19 05:38:30,356 INFO L132 encePairwiseOnDemand]: 274/278 looper letters, 17 selfloop transitions, 2 changer transitions 4/312 dead transitions. [2021-11-19 05:38:30,356 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 310 places, 312 transitions, 1102 flow [2021-11-19 05:38:30,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:38:30,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-19 05:38:30,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 795 transitions. [2021-11-19 05:38:30,360 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9532374100719424 [2021-11-19 05:38:30,360 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 795 transitions. [2021-11-19 05:38:30,360 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 795 transitions. [2021-11-19 05:38:30,361 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:30,361 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 795 transitions. [2021-11-19 05:38:30,364 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:30,366 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:30,367 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:30,367 INFO L186 Difference]: Start difference. First operand has 308 places, 305 transitions, 1045 flow. Second operand 3 states and 795 transitions. [2021-11-19 05:38:30,367 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 310 places, 312 transitions, 1102 flow [2021-11-19 05:38:30,398 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 308 places, 312 transitions, 1090 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-19 05:38:30,403 INFO L242 Difference]: Finished difference. Result has 310 places, 303 transitions, 1034 flow [2021-11-19 05:38:30,404 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=1033, PETRI_DIFFERENCE_MINUEND_PLACES=306, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=305, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=303, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1034, PETRI_PLACES=310, PETRI_TRANSITIONS=303} [2021-11-19 05:38:30,404 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 61 predicate places. [2021-11-19 05:38:30,405 INFO L470 AbstractCegarLoop]: Abstraction has has 310 places, 303 transitions, 1034 flow [2021-11-19 05:38:30,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:30,405 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:30,405 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:30,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-19 05:38:30,406 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:30,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:30,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1006525016, now seen corresponding path program 2 times [2021-11-19 05:38:30,407 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:30,407 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486294723] [2021-11-19 05:38:30,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:30,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:30,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:30,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:30,439 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:30,440 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486294723] [2021-11-19 05:38:30,440 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486294723] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:30,440 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:30,440 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 05:38:30,440 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611475330] [2021-11-19 05:38:30,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:30,441 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 05:38:30,441 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:30,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 05:38:30,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 05:38:30,443 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 254 out of 278 [2021-11-19 05:38:30,444 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 310 places, 303 transitions, 1034 flow. Second operand has 3 states, 3 states have (on average 257.3333333333333) internal successors, (772), 3 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:30,444 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:30,444 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 254 of 278 [2021-11-19 05:38:30,444 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:31,012 INFO L129 PetriNetUnfolder]: 312/4469 cut-off events. [2021-11-19 05:38:31,012 INFO L130 PetriNetUnfolder]: For 2741/3398 co-relation queries the response was YES. [2021-11-19 05:38:31,066 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7725 conditions, 4469 events. 312/4469 cut-off events. For 2741/3398 co-relation queries the response was YES. Maximal size of possible extension queue 212. Compared 51382 event pairs, 94 based on Foata normal form. 10/4172 useless extension candidates. Maximal degree in co-relation 7592. Up to 258 conditions per place. [2021-11-19 05:38:31,081 INFO L132 encePairwiseOnDemand]: 270/278 looper letters, 24 selfloop transitions, 4 changer transitions 0/311 dead transitions. [2021-11-19 05:38:31,082 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 310 places, 311 transitions, 1118 flow [2021-11-19 05:38:31,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:38:31,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-19 05:38:31,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 790 transitions. [2021-11-19 05:38:31,085 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.947242206235012 [2021-11-19 05:38:31,085 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 790 transitions. [2021-11-19 05:38:31,086 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 790 transitions. [2021-11-19 05:38:31,086 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:31,087 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 790 transitions. [2021-11-19 05:38:31,089 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 263.3333333333333) internal successors, (790), 3 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:31,091 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:31,091 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:31,092 INFO L186 Difference]: Start difference. First operand has 310 places, 303 transitions, 1034 flow. Second operand 3 states and 790 transitions. [2021-11-19 05:38:31,092 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 310 places, 311 transitions, 1118 flow [2021-11-19 05:38:31,117 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 308 places, 311 transitions, 1114 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-11-19 05:38:31,122 INFO L242 Difference]: Finished difference. Result has 310 places, 307 transitions, 1078 flow [2021-11-19 05:38:31,122 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=1030, PETRI_DIFFERENCE_MINUEND_PLACES=306, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=303, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=299, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1078, PETRI_PLACES=310, PETRI_TRANSITIONS=307} [2021-11-19 05:38:31,123 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 61 predicate places. [2021-11-19 05:38:31,123 INFO L470 AbstractCegarLoop]: Abstraction has has 310 places, 307 transitions, 1078 flow [2021-11-19 05:38:31,124 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 257.3333333333333) internal successors, (772), 3 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:31,124 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:31,124 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:31,124 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-19 05:38:31,125 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:31,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:31,125 INFO L85 PathProgramCache]: Analyzing trace with hash -1900851846, now seen corresponding path program 1 times [2021-11-19 05:38:31,125 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:31,125 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197461042] [2021-11-19 05:38:31,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:31,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:31,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:31,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:31,162 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:31,162 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197461042] [2021-11-19 05:38:31,162 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197461042] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:31,163 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:31,163 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 05:38:31,163 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163151782] [2021-11-19 05:38:31,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:31,164 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 05:38:31,164 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:31,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 05:38:31,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 05:38:31,165 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 256 out of 278 [2021-11-19 05:38:31,166 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 310 places, 307 transitions, 1078 flow. Second operand has 3 states, 3 states have (on average 259.3333333333333) internal successors, (778), 3 states have internal predecessors, (778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:31,167 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:31,167 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 256 of 278 [2021-11-19 05:38:31,167 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:31,789 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([672] L44-29-->L44-30: Formula: (= v_~result_9~0_1 |v_thread1Thread1of1ForFork2_#t~ite7#1_5|) InVars {thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|} OutVars{thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|, ~result_9~0=v_~result_9~0_1} AuxVars[] AssignedVars[~result_9~0][90], [Black: 491#(= ~result_10~0 0), 278#true, Black: 499#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 442#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 436#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0)), Black: 432#(<= (+ ~result_10~0 1) 0), Black: 516#(= ~filename_8~0 (* 256 (div ~filename_8~0 256))), Black: 430#(<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0), Black: 438#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), 312#true, Black: 520#true, 237#L50-30true, Black: 322#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 314#(= |thread3Thread1of1ForFork1_#t~ite15#1| 1), Black: 266#true, 94#L44-30true, 69#L56-30true, Black: 316#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 320#(and (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 526#true, Black: 325#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), 534#(not (= ~filename_5~0 (* 256 (div ~filename_5~0 256)))), Black: 272#true, 501#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 418#(not (= ~isNull_3~0 (* 256 (div ~isNull_3~0 256)))), 522#(not (= ~filename_2~0 (* 256 (div ~filename_2~0 256)))), Black: 422#true, Black: 288#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|)), Black: 291#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0)), Black: 282#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 280#(= |thread2Thread1of1ForFork0_#t~ite8#1| 0), Black: 367#(not (= ~isNull_0~0 (* 256 (div ~isNull_0~0 256)))), Black: 308#(not (= ~isNull_6~0 (* 256 (div ~isNull_6~0 256)))), 528#(not (= ~filename_8~0 (* 256 (div ~filename_8~0 256)))), Black: 497#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), 89#L77-4true, Black: 495#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0))]) [2021-11-19 05:38:31,789 INFO L384 tUnfolder$Statistics]: this new event has 113 ancestors and is cut-off event [2021-11-19 05:38:31,789 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:31,789 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:31,789 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:31,790 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([672] L44-29-->L44-30: Formula: (= v_~result_9~0_1 |v_thread1Thread1of1ForFork2_#t~ite7#1_5|) InVars {thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|} OutVars{thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|, ~result_9~0=v_~result_9~0_1} AuxVars[] AssignedVars[~result_9~0][90], [Black: 491#(= ~result_10~0 0), 278#true, Black: 499#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 442#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 436#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0)), Black: 432#(<= (+ ~result_10~0 1) 0), Black: 430#(<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0), Black: 514#true, Black: 438#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), 312#true, Black: 520#true, 237#L50-30true, Black: 322#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 314#(= |thread3Thread1of1ForFork1_#t~ite15#1| 1), Black: 266#true, 94#L44-30true, 69#L56-30true, Black: 316#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 320#(and (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 325#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), 534#(not (= ~filename_5~0 (* 256 (div ~filename_5~0 256)))), Black: 528#(not (= ~filename_8~0 (* 256 (div ~filename_8~0 256)))), Black: 272#true, Black: 418#(not (= ~isNull_3~0 (* 256 (div ~isNull_3~0 256)))), 522#(not (= ~filename_2~0 (* 256 (div ~filename_2~0 256)))), Black: 422#true, Black: 288#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|)), Black: 291#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0)), Black: 282#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 280#(= |thread2Thread1of1ForFork0_#t~ite8#1| 0), 526#true, Black: 367#(not (= ~isNull_0~0 (* 256 (div ~isNull_0~0 256)))), Black: 308#(not (= ~isNull_6~0 (* 256 (div ~isNull_6~0 256)))), Black: 497#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 501#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), 89#L77-4true, Black: 495#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0))]) [2021-11-19 05:38:31,790 INFO L384 tUnfolder$Statistics]: this new event has 113 ancestors and is cut-off event [2021-11-19 05:38:31,790 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:31,790 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:31,790 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:31,790 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([672] L44-29-->L44-30: Formula: (= v_~result_9~0_1 |v_thread1Thread1of1ForFork2_#t~ite7#1_5|) InVars {thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|} OutVars{thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|, ~result_9~0=v_~result_9~0_1} AuxVars[] AssignedVars[~result_9~0][90], [278#true, Black: 499#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 442#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 436#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0)), Black: 432#(<= (+ ~result_10~0 1) 0), Black: 430#(<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0), Black: 514#true, Black: 438#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), 491#(= ~result_10~0 0), 312#true, Black: 520#true, Black: 322#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 314#(= |thread3Thread1of1ForFork1_#t~ite15#1| 1), Black: 266#true, 94#L44-30true, 69#L56-30true, Black: 316#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 320#(and (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 325#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), 534#(not (= ~filename_5~0 (* 256 (div ~filename_5~0 256)))), Black: 528#(not (= ~filename_8~0 (* 256 (div ~filename_8~0 256)))), Black: 272#true, Black: 418#(not (= ~isNull_3~0 (* 256 (div ~isNull_3~0 256)))), 399#(= ~result_10~0 0), 522#(not (= ~filename_2~0 (* 256 (div ~filename_2~0 256)))), Black: 422#true, Black: 288#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|)), Black: 291#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0)), Black: 282#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 280#(= |thread2Thread1of1ForFork0_#t~ite8#1| 0), 526#true, Black: 367#(not (= ~isNull_0~0 (* 256 (div ~isNull_0~0 256)))), Black: 308#(not (= ~isNull_6~0 (* 256 (div ~isNull_6~0 256)))), 175#L50-13true, Black: 497#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 501#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), 89#L77-4true, Black: 495#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0))]) [2021-11-19 05:38:31,790 INFO L384 tUnfolder$Statistics]: this new event has 108 ancestors and is cut-off event [2021-11-19 05:38:31,790 INFO L387 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2021-11-19 05:38:31,790 INFO L387 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2021-11-19 05:38:31,791 INFO L387 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2021-11-19 05:38:31,791 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([672] L44-29-->L44-30: Formula: (= v_~result_9~0_1 |v_thread1Thread1of1ForFork2_#t~ite7#1_5|) InVars {thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|} OutVars{thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|, ~result_9~0=v_~result_9~0_1} AuxVars[] AssignedVars[~result_9~0][90], [278#true, Black: 499#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 442#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 436#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0)), Black: 432#(<= (+ ~result_10~0 1) 0), Black: 516#(= ~filename_8~0 (* 256 (div ~filename_8~0 256))), Black: 430#(<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0), Black: 438#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), 491#(= ~result_10~0 0), 312#true, 153#L50-11true, Black: 520#true, Black: 322#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 314#(= |thread3Thread1of1ForFork1_#t~ite15#1| 1), Black: 266#true, 94#L44-30true, 69#L56-30true, Black: 316#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 320#(and (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 526#true, Black: 325#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), 534#(not (= ~filename_5~0 (* 256 (div ~filename_5~0 256)))), Black: 272#true, Black: 418#(not (= ~isNull_3~0 (* 256 (div ~isNull_3~0 256)))), 399#(= ~result_10~0 0), 522#(not (= ~filename_2~0 (* 256 (div ~filename_2~0 256)))), Black: 422#true, Black: 288#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|)), Black: 291#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0)), Black: 282#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 280#(= |thread2Thread1of1ForFork0_#t~ite8#1| 0), Black: 367#(not (= ~isNull_0~0 (* 256 (div ~isNull_0~0 256)))), Black: 308#(not (= ~isNull_6~0 (* 256 (div ~isNull_6~0 256)))), 528#(not (= ~filename_8~0 (* 256 (div ~filename_8~0 256)))), Black: 497#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 501#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), 89#L77-4true, Black: 495#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0))]) [2021-11-19 05:38:31,791 INFO L384 tUnfolder$Statistics]: this new event has 108 ancestors and is cut-off event [2021-11-19 05:38:31,791 INFO L387 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2021-11-19 05:38:31,791 INFO L387 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2021-11-19 05:38:31,791 INFO L387 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2021-11-19 05:38:31,815 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][200], [278#true, Black: 499#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 442#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 436#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0)), Black: 432#(<= (+ ~result_10~0 1) 0), Black: 516#(= ~filename_8~0 (* 256 (div ~filename_8~0 256))), Black: 430#(<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0), Black: 438#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), 491#(= ~result_10~0 0), 312#true, 153#L50-11true, Black: 520#true, Black: 322#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 314#(= |thread3Thread1of1ForFork1_#t~ite15#1| 1), Black: 266#true, 94#L44-30true, 69#L56-30true, Black: 316#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 320#(and (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 526#true, Black: 325#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), 534#(not (= ~filename_5~0 (* 256 (div ~filename_5~0 256)))), Black: 272#true, Black: 418#(not (= ~isNull_3~0 (* 256 (div ~isNull_3~0 256)))), 399#(= ~result_10~0 0), 522#(not (= ~filename_2~0 (* 256 (div ~filename_2~0 256)))), Black: 422#true, Black: 288#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|)), Black: 291#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0)), Black: 282#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 280#(= |thread2Thread1of1ForFork0_#t~ite8#1| 0), Black: 367#(not (= ~isNull_0~0 (* 256 (div ~isNull_0~0 256)))), Black: 308#(not (= ~isNull_6~0 (* 256 (div ~isNull_6~0 256)))), 528#(not (= ~filename_8~0 (* 256 (div ~filename_8~0 256)))), Black: 497#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 501#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), 89#L77-4true, Black: 495#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0))]) [2021-11-19 05:38:31,815 INFO L384 tUnfolder$Statistics]: this new event has 108 ancestors and is cut-off event [2021-11-19 05:38:31,815 INFO L387 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2021-11-19 05:38:31,815 INFO L387 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2021-11-19 05:38:31,815 INFO L387 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2021-11-19 05:38:31,815 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([792] L56-29-->L56-30: Formula: (= v_~result_11~0_1 |v_thread3Thread1of1ForFork1_#t~ite21#1_5|) InVars {thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|} OutVars{thread3Thread1of1ForFork1_#t~ite21#1=|v_thread3Thread1of1ForFork1_#t~ite21#1_5|, ~result_11~0=v_~result_11~0_1} AuxVars[] AssignedVars[~result_11~0][200], [278#true, Black: 499#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 442#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 436#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0)), Black: 432#(<= (+ ~result_10~0 1) 0), Black: 430#(<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0), Black: 514#true, Black: 438#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), 491#(= ~result_10~0 0), 312#true, Black: 520#true, Black: 322#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 314#(= |thread3Thread1of1ForFork1_#t~ite15#1| 1), Black: 266#true, 94#L44-30true, 69#L56-30true, Black: 316#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 320#(and (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 325#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), 534#(not (= ~filename_5~0 (* 256 (div ~filename_5~0 256)))), Black: 528#(not (= ~filename_8~0 (* 256 (div ~filename_8~0 256)))), Black: 272#true, Black: 418#(not (= ~isNull_3~0 (* 256 (div ~isNull_3~0 256)))), 399#(= ~result_10~0 0), 522#(not (= ~filename_2~0 (* 256 (div ~filename_2~0 256)))), Black: 422#true, Black: 288#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|)), Black: 291#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0)), Black: 282#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 280#(= |thread2Thread1of1ForFork0_#t~ite8#1| 0), 526#true, Black: 367#(not (= ~isNull_0~0 (* 256 (div ~isNull_0~0 256)))), Black: 308#(not (= ~isNull_6~0 (* 256 (div ~isNull_6~0 256)))), 175#L50-13true, Black: 497#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 501#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), 89#L77-4true, Black: 495#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0))]) [2021-11-19 05:38:31,815 INFO L384 tUnfolder$Statistics]: this new event has 108 ancestors and is cut-off event [2021-11-19 05:38:31,816 INFO L387 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2021-11-19 05:38:31,816 INFO L387 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2021-11-19 05:38:31,816 INFO L387 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2021-11-19 05:38:31,862 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([672] L44-29-->L44-30: Formula: (= v_~result_9~0_1 |v_thread1Thread1of1ForFork2_#t~ite7#1_5|) InVars {thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|} OutVars{thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|, ~result_9~0=v_~result_9~0_1} AuxVars[] AssignedVars[~result_9~0][90], [Black: 491#(= ~result_10~0 0), 278#true, Black: 442#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 499#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 436#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0)), Black: 432#(<= (+ ~result_10~0 1) 0), Black: 430#(<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0), Black: 514#true, Black: 438#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), 312#true, Black: 520#true, 237#L50-30true, Black: 322#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 266#true, Black: 314#(= |thread3Thread1of1ForFork1_#t~ite15#1| 1), 94#L44-30true, 69#L56-30true, Black: 316#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 320#(and (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 325#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), 534#(not (= ~filename_5~0 (* 256 (div ~filename_5~0 256)))), Black: 528#(not (= ~filename_8~0 (* 256 (div ~filename_8~0 256)))), Black: 272#true, Black: 418#(not (= ~isNull_3~0 (* 256 (div ~isNull_3~0 256)))), 522#(not (= ~filename_2~0 (* 256 (div ~filename_2~0 256)))), Black: 422#true, Black: 288#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|)), Black: 291#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0)), Black: 282#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 280#(= |thread2Thread1of1ForFork0_#t~ite8#1| 0), 526#true, Black: 367#(not (= ~isNull_0~0 (* 256 (div ~isNull_0~0 256)))), Black: 308#(not (= ~isNull_6~0 (* 256 (div ~isNull_6~0 256)))), Black: 497#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 501#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), 89#L77-4true, Black: 495#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0))]) [2021-11-19 05:38:31,862 INFO L384 tUnfolder$Statistics]: this new event has 113 ancestors and is cut-off event [2021-11-19 05:38:31,862 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:31,862 INFO L387 tUnfolder$Statistics]: existing Event has 113 ancestors and is cut-off event [2021-11-19 05:38:31,862 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:31,863 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:31,863 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([672] L44-29-->L44-30: Formula: (= v_~result_9~0_1 |v_thread1Thread1of1ForFork2_#t~ite7#1_5|) InVars {thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|} OutVars{thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|, ~result_9~0=v_~result_9~0_1} AuxVars[] AssignedVars[~result_9~0][90], [Black: 491#(= ~result_10~0 0), 278#true, Black: 442#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 499#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 436#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0)), Black: 432#(<= (+ ~result_10~0 1) 0), Black: 430#(<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0), Black: 438#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 514#true, 312#true, Black: 520#true, Black: 322#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), 237#L50-30true, 94#L44-30true, Black: 314#(= |thread3Thread1of1ForFork1_#t~ite15#1| 1), Black: 266#true, Black: 316#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), 69#L56-30true, Black: 320#(and (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 325#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), 534#(not (= ~filename_5~0 (* 256 (div ~filename_5~0 256)))), Black: 528#(not (= ~filename_8~0 (* 256 (div ~filename_8~0 256)))), Black: 272#true, Black: 418#(not (= ~isNull_3~0 (* 256 (div ~isNull_3~0 256)))), 522#(not (= ~filename_2~0 (* 256 (div ~filename_2~0 256)))), Black: 422#true, Black: 288#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|)), Black: 291#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0)), Black: 282#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 280#(= |thread2Thread1of1ForFork0_#t~ite8#1| 0), 526#true, Black: 367#(not (= ~isNull_0~0 (* 256 (div ~isNull_0~0 256)))), Black: 308#(not (= ~isNull_6~0 (* 256 (div ~isNull_6~0 256)))), Black: 497#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 501#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), 89#L77-4true, Black: 495#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0))]) [2021-11-19 05:38:31,864 INFO L384 tUnfolder$Statistics]: this new event has 113 ancestors and is cut-off event [2021-11-19 05:38:31,864 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:31,864 INFO L387 tUnfolder$Statistics]: existing Event has 113 ancestors and is cut-off event [2021-11-19 05:38:31,864 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:31,864 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:31,864 INFO L387 tUnfolder$Statistics]: existing Event has 113 ancestors and is cut-off event [2021-11-19 05:38:32,030 INFO L382 tUnfolder$Statistics]: inserting event number 7 for the transition-marking pair ([672] L44-29-->L44-30: Formula: (= v_~result_9~0_1 |v_thread1Thread1of1ForFork2_#t~ite7#1_5|) InVars {thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|} OutVars{thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|, ~result_9~0=v_~result_9~0_1} AuxVars[] AssignedVars[~result_9~0][90], [Black: 491#(= ~result_10~0 0), 278#true, Black: 499#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 442#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 436#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0)), Black: 432#(<= (+ ~result_10~0 1) 0), Black: 430#(<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0), Black: 438#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 514#true, 312#true, Black: 520#true, 237#L50-30true, Black: 322#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 314#(= |thread3Thread1of1ForFork1_#t~ite15#1| 1), Black: 266#true, 94#L44-30true, 69#L56-30true, Black: 316#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 320#(and (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 325#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), 534#(not (= ~filename_5~0 (* 256 (div ~filename_5~0 256)))), Black: 528#(not (= ~filename_8~0 (* 256 (div ~filename_8~0 256)))), Black: 272#true, Black: 418#(not (= ~isNull_3~0 (* 256 (div ~isNull_3~0 256)))), 522#(not (= ~filename_2~0 (* 256 (div ~filename_2~0 256)))), Black: 422#true, Black: 288#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|)), Black: 291#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0)), Black: 282#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 280#(= |thread2Thread1of1ForFork0_#t~ite8#1| 0), 526#true, Black: 367#(not (= ~isNull_0~0 (* 256 (div ~isNull_0~0 256)))), Black: 308#(not (= ~isNull_6~0 (* 256 (div ~isNull_6~0 256)))), Black: 497#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 501#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), 89#L77-4true, Black: 495#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0))]) [2021-11-19 05:38:32,030 INFO L384 tUnfolder$Statistics]: this new event has 135 ancestors and is cut-off event [2021-11-19 05:38:32,030 INFO L387 tUnfolder$Statistics]: existing Event has 113 ancestors and is cut-off event [2021-11-19 05:38:32,030 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:32,030 INFO L387 tUnfolder$Statistics]: existing Event has 113 ancestors and is cut-off event [2021-11-19 05:38:32,030 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:32,030 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-19 05:38:32,030 INFO L387 tUnfolder$Statistics]: existing Event has 113 ancestors and is cut-off event [2021-11-19 05:38:32,092 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([672] L44-29-->L44-30: Formula: (= v_~result_9~0_1 |v_thread1Thread1of1ForFork2_#t~ite7#1_5|) InVars {thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|} OutVars{thread1Thread1of1ForFork2_#t~ite7#1=|v_thread1Thread1of1ForFork2_#t~ite7#1_5|, ~result_9~0=v_~result_9~0_1} AuxVars[] AssignedVars[~result_9~0][90], [278#true, Black: 491#(= ~result_10~0 0), Black: 499#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 442#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 436#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0)), Black: 432#(<= (+ ~result_10~0 1) 0), Black: 430#(<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0), Black: 438#(and (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite14#1|) 0) (<= (+ 1 |thread2Thread1of1ForFork0_#t~ite13#1|) 0) (<= (+ ~result_10~0 1) 0)), Black: 514#true, 312#true, Black: 522#(not (= ~filename_2~0 (* 256 (div ~filename_2~0 256)))), Black: 322#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), 237#L50-30true, Black: 266#true, Black: 314#(= |thread3Thread1of1ForFork1_#t~ite15#1| 1), 94#L44-30true, 69#L56-30true, Black: 316#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 320#(and (= |thread3Thread1of1ForFork1_#t~ite21#1| 1) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), Black: 325#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread3Thread1of1ForFork1_#t~ite15#1| 1)), 534#(not (= ~filename_5~0 (* 256 (div ~filename_5~0 256)))), Black: 528#(not (= ~filename_8~0 (* 256 (div ~filename_8~0 256)))), Black: 272#true, Black: 418#(not (= ~isNull_3~0 (* 256 (div ~isNull_3~0 256)))), Black: 422#true, Black: 288#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|)), Black: 291#(and (or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)) (= |thread2Thread1of1ForFork0_#t~ite8#1| 0)), Black: 282#(or (<= ~result_10~0 0) (< 0 ~result_11~0) (<= ~result_9~0 0)), Black: 280#(= |thread2Thread1of1ForFork0_#t~ite8#1| 0), 526#true, Black: 367#(not (= ~isNull_0~0 (* 256 (div ~isNull_0~0 256)))), Black: 308#(not (= ~isNull_6~0 (* 256 (div ~isNull_6~0 256)))), Black: 497#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 501#(and (= ~result_10~0 0) (= 0 |thread2Thread1of1ForFork0_#t~ite14#1|) (= 0 |thread2Thread1of1ForFork0_#t~ite13#1|) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0) (= 0 |thread2Thread1of1ForFork0_#t~ite12#1|)), Black: 495#(and (= ~result_10~0 0) (= |thread2Thread1of1ForFork0_#t~ite9#1| 0)), 89#L77-4true]) [2021-11-19 05:38:32,092 INFO L384 tUnfolder$Statistics]: this new event has 113 ancestors and is cut-off event [2021-11-19 05:38:32,092 INFO L387 tUnfolder$Statistics]: existing Event has 135 ancestors and is cut-off event [2021-11-19 05:38:32,092 INFO L387 tUnfolder$Statistics]: existing Event has 113 ancestors and is cut-off event [2021-11-19 05:38:32,092 INFO L387 tUnfolder$Statistics]: existing Event has 135 ancestors and is cut-off event [2021-11-19 05:38:32,231 INFO L129 PetriNetUnfolder]: 448/7101 cut-off events. [2021-11-19 05:38:32,231 INFO L130 PetriNetUnfolder]: For 5673/7268 co-relation queries the response was YES. [2021-11-19 05:38:32,308 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12652 conditions, 7101 events. 448/7101 cut-off events. For 5673/7268 co-relation queries the response was YES. Maximal size of possible extension queue 309. Compared 90864 event pairs, 147 based on Foata normal form. 8/6698 useless extension candidates. Maximal degree in co-relation 12393. Up to 443 conditions per place. [2021-11-19 05:38:32,336 INFO L132 encePairwiseOnDemand]: 272/278 looper letters, 19 selfloop transitions, 3 changer transitions 3/315 dead transitions. [2021-11-19 05:38:32,336 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 312 places, 315 transitions, 1143 flow [2021-11-19 05:38:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:38:32,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-19 05:38:32,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 793 transitions. [2021-11-19 05:38:32,340 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9508393285371702 [2021-11-19 05:38:32,341 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 793 transitions. [2021-11-19 05:38:32,341 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 793 transitions. [2021-11-19 05:38:32,342 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:32,342 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 793 transitions. [2021-11-19 05:38:32,344 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 264.3333333333333) internal successors, (793), 3 states have internal predecessors, (793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:32,347 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:32,347 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:32,348 INFO L186 Difference]: Start difference. First operand has 310 places, 307 transitions, 1078 flow. Second operand 3 states and 793 transitions. [2021-11-19 05:38:32,348 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 312 places, 315 transitions, 1143 flow [2021-11-19 05:38:32,393 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 311 places, 315 transitions, 1131 flow, removed 4 selfloop flow, removed 1 redundant places. [2021-11-19 05:38:32,398 INFO L242 Difference]: Finished difference. Result has 313 places, 307 transitions, 1070 flow [2021-11-19 05:38:32,398 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=1066, PETRI_DIFFERENCE_MINUEND_PLACES=309, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=307, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=304, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1070, PETRI_PLACES=313, PETRI_TRANSITIONS=307} [2021-11-19 05:38:32,399 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 64 predicate places. [2021-11-19 05:38:32,399 INFO L470 AbstractCegarLoop]: Abstraction has has 313 places, 307 transitions, 1070 flow [2021-11-19 05:38:32,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 259.3333333333333) internal successors, (778), 3 states have internal predecessors, (778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:32,400 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:32,400 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:32,400 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-19 05:38:32,400 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:32,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:32,401 INFO L85 PathProgramCache]: Analyzing trace with hash 1506951608, now seen corresponding path program 2 times [2021-11-19 05:38:32,401 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:32,401 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504887333] [2021-11-19 05:38:32,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:32,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:32,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:32,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:32,436 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:32,436 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504887333] [2021-11-19 05:38:32,436 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504887333] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:32,437 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:32,437 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 05:38:32,437 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280592866] [2021-11-19 05:38:32,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:32,438 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 05:38:32,438 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:32,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 05:38:32,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 05:38:32,440 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 258 out of 278 [2021-11-19 05:38:32,441 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 313 places, 307 transitions, 1070 flow. Second operand has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:32,441 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:32,441 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 258 of 278 [2021-11-19 05:38:32,441 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:33,353 INFO L129 PetriNetUnfolder]: 300/5627 cut-off events. [2021-11-19 05:38:33,353 INFO L130 PetriNetUnfolder]: For 3724/4655 co-relation queries the response was YES. [2021-11-19 05:38:33,390 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9687 conditions, 5627 events. 300/5627 cut-off events. For 3724/4655 co-relation queries the response was YES. Maximal size of possible extension queue 213. Compared 66313 event pairs, 148 based on Foata normal form. 7/5279 useless extension candidates. Maximal degree in co-relation 9436. Up to 338 conditions per place. [2021-11-19 05:38:33,408 INFO L132 encePairwiseOnDemand]: 272/278 looper letters, 17 selfloop transitions, 4 changer transitions 21/314 dead transitions. [2021-11-19 05:38:33,408 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 315 places, 314 transitions, 1135 flow [2021-11-19 05:38:33,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:38:33,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-19 05:38:33,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 795 transitions. [2021-11-19 05:38:33,410 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9532374100719424 [2021-11-19 05:38:33,411 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 795 transitions. [2021-11-19 05:38:33,411 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 795 transitions. [2021-11-19 05:38:33,412 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:33,412 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 795 transitions. [2021-11-19 05:38:33,414 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:33,416 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:33,417 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:33,417 INFO L186 Difference]: Start difference. First operand has 313 places, 307 transitions, 1070 flow. Second operand 3 states and 795 transitions. [2021-11-19 05:38:33,417 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 315 places, 314 transitions, 1135 flow [2021-11-19 05:38:33,444 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 314 places, 314 transitions, 1132 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-19 05:38:33,449 INFO L242 Difference]: Finished difference. Result has 316 places, 288 transitions, 967 flow [2021-11-19 05:38:33,449 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=1067, PETRI_DIFFERENCE_MINUEND_PLACES=312, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=307, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=303, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=967, PETRI_PLACES=316, PETRI_TRANSITIONS=288} [2021-11-19 05:38:33,450 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 67 predicate places. [2021-11-19 05:38:33,450 INFO L470 AbstractCegarLoop]: Abstraction has has 316 places, 288 transitions, 967 flow [2021-11-19 05:38:33,450 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:33,451 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:33,451 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:33,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-19 05:38:33,451 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:33,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:33,452 INFO L85 PathProgramCache]: Analyzing trace with hash 1508504880, now seen corresponding path program 1 times [2021-11-19 05:38:33,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:33,452 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080119867] [2021-11-19 05:38:33,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:33,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:33,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:33,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:33,489 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:33,489 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080119867] [2021-11-19 05:38:33,489 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080119867] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:33,489 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:33,490 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 05:38:33,490 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944223857] [2021-11-19 05:38:33,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:33,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 05:38:33,491 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:33,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 05:38:33,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 05:38:33,492 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 256 out of 278 [2021-11-19 05:38:33,493 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 316 places, 288 transitions, 967 flow. Second operand has 3 states, 3 states have (on average 259.3333333333333) internal successors, (778), 3 states have internal predecessors, (778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:33,494 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:33,494 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 256 of 278 [2021-11-19 05:38:33,494 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:34,104 INFO L129 PetriNetUnfolder]: 199/4280 cut-off events. [2021-11-19 05:38:34,104 INFO L130 PetriNetUnfolder]: For 2955/3572 co-relation queries the response was YES. [2021-11-19 05:38:34,140 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7285 conditions, 4280 events. 199/4280 cut-off events. For 2955/3572 co-relation queries the response was YES. Maximal size of possible extension queue 163. Compared 48490 event pairs, 108 based on Foata normal form. 9/4021 useless extension candidates. Maximal degree in co-relation 7250. Up to 220 conditions per place. [2021-11-19 05:38:34,148 INFO L132 encePairwiseOnDemand]: 270/278 looper letters, 20 selfloop transitions, 5 changer transitions 0/296 dead transitions. [2021-11-19 05:38:34,149 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 301 places, 296 transitions, 1044 flow [2021-11-19 05:38:34,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:38:34,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-19 05:38:34,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 793 transitions. [2021-11-19 05:38:34,151 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9508393285371702 [2021-11-19 05:38:34,152 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 793 transitions. [2021-11-19 05:38:34,152 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 793 transitions. [2021-11-19 05:38:34,152 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:34,152 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 793 transitions. [2021-11-19 05:38:34,154 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 264.3333333333333) internal successors, (793), 3 states have internal predecessors, (793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:34,156 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:34,157 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:34,157 INFO L186 Difference]: Start difference. First operand has 316 places, 288 transitions, 967 flow. Second operand 3 states and 793 transitions. [2021-11-19 05:38:34,157 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 301 places, 296 transitions, 1044 flow [2021-11-19 05:38:34,188 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 293 places, 296 transitions, 1002 flow, removed 15 selfloop flow, removed 8 redundant places. [2021-11-19 05:38:34,192 INFO L242 Difference]: Finished difference. Result has 295 places, 291 transitions, 969 flow [2021-11-19 05:38:34,193 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=925, PETRI_DIFFERENCE_MINUEND_PLACES=291, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=288, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=283, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=969, PETRI_PLACES=295, PETRI_TRANSITIONS=291} [2021-11-19 05:38:34,194 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 46 predicate places. [2021-11-19 05:38:34,194 INFO L470 AbstractCegarLoop]: Abstraction has has 295 places, 291 transitions, 969 flow [2021-11-19 05:38:34,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 259.3333333333333) internal successors, (778), 3 states have internal predecessors, (778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:34,194 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:34,195 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:34,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-19 05:38:34,195 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:34,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:34,196 INFO L85 PathProgramCache]: Analyzing trace with hash 2010959466, now seen corresponding path program 1 times [2021-11-19 05:38:34,196 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:34,196 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001817683] [2021-11-19 05:38:34,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:34,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:34,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:34,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:34,305 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:34,306 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001817683] [2021-11-19 05:38:34,306 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001817683] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:34,306 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:34,306 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-19 05:38:34,306 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984644920] [2021-11-19 05:38:34,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:34,307 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-19 05:38:34,307 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:34,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-19 05:38:34,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2021-11-19 05:38:34,310 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 241 out of 278 [2021-11-19 05:38:34,313 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 295 places, 291 transitions, 969 flow. Second operand has 10 states, 10 states have (on average 243.4) internal successors, (2434), 10 states have internal predecessors, (2434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:34,313 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:34,314 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 241 of 278 [2021-11-19 05:38:34,314 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:35,891 INFO L129 PetriNetUnfolder]: 1524/8434 cut-off events. [2021-11-19 05:38:35,891 INFO L130 PetriNetUnfolder]: For 9826/11560 co-relation queries the response was YES. [2021-11-19 05:38:35,958 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18254 conditions, 8434 events. 1524/8434 cut-off events. For 9826/11560 co-relation queries the response was YES. Maximal size of possible extension queue 516. Compared 106335 event pairs, 916 based on Foata normal form. 18/7754 useless extension candidates. Maximal degree in co-relation 18223. Up to 1896 conditions per place. [2021-11-19 05:38:35,981 INFO L132 encePairwiseOnDemand]: 263/278 looper letters, 66 selfloop transitions, 16 changer transitions 31/358 dead transitions. [2021-11-19 05:38:35,982 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 312 places, 358 transitions, 1570 flow [2021-11-19 05:38:35,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-19 05:38:35,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-11-19 05:38:35,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 4438 transitions. [2021-11-19 05:38:35,991 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8868904876099121 [2021-11-19 05:38:35,991 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 4438 transitions. [2021-11-19 05:38:35,991 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 4438 transitions. [2021-11-19 05:38:35,994 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:35,994 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 4438 transitions. [2021-11-19 05:38:36,004 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 246.55555555555554) internal successors, (4438), 18 states have internal predecessors, (4438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:36,015 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 278.0) internal successors, (5282), 19 states have internal predecessors, (5282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:36,017 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 278.0) internal successors, (5282), 19 states have internal predecessors, (5282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:36,017 INFO L186 Difference]: Start difference. First operand has 295 places, 291 transitions, 969 flow. Second operand 18 states and 4438 transitions. [2021-11-19 05:38:36,017 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 312 places, 358 transitions, 1570 flow [2021-11-19 05:38:36,077 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 310 places, 358 transitions, 1554 flow, removed 3 selfloop flow, removed 2 redundant places. [2021-11-19 05:38:36,083 INFO L242 Difference]: Finished difference. Result has 321 places, 299 transitions, 1066 flow [2021-11-19 05:38:36,084 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=953, PETRI_DIFFERENCE_MINUEND_PLACES=293, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=291, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=275, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=1066, PETRI_PLACES=321, PETRI_TRANSITIONS=299} [2021-11-19 05:38:36,085 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 72 predicate places. [2021-11-19 05:38:36,085 INFO L470 AbstractCegarLoop]: Abstraction has has 321 places, 299 transitions, 1066 flow [2021-11-19 05:38:36,086 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 243.4) internal successors, (2434), 10 states have internal predecessors, (2434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:36,086 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:36,086 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:36,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-19 05:38:36,087 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:36,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:36,087 INFO L85 PathProgramCache]: Analyzing trace with hash -1153784746, now seen corresponding path program 1 times [2021-11-19 05:38:36,087 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:36,088 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055363273] [2021-11-19 05:38:36,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:36,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:36,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:36,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:36,183 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:36,184 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055363273] [2021-11-19 05:38:36,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055363273] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:36,184 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:36,184 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-19 05:38:36,184 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242704124] [2021-11-19 05:38:36,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:36,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-19 05:38:36,185 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:36,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-19 05:38:36,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-11-19 05:38:36,189 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 245 out of 278 [2021-11-19 05:38:36,192 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 321 places, 299 transitions, 1066 flow. Second operand has 9 states, 9 states have (on average 247.22222222222223) internal successors, (2225), 9 states have internal predecessors, (2225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:36,192 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:36,192 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 245 of 278 [2021-11-19 05:38:36,192 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:37,192 INFO L129 PetriNetUnfolder]: 578/4439 cut-off events. [2021-11-19 05:38:37,192 INFO L130 PetriNetUnfolder]: For 1988/2573 co-relation queries the response was YES. [2021-11-19 05:38:37,233 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8113 conditions, 4439 events. 578/4439 cut-off events. For 1988/2573 co-relation queries the response was YES. Maximal size of possible extension queue 214. Compared 50719 event pairs, 429 based on Foata normal form. 13/4038 useless extension candidates. Maximal degree in co-relation 8071. Up to 1379 conditions per place. [2021-11-19 05:38:37,239 INFO L132 encePairwiseOnDemand]: 266/278 looper letters, 34 selfloop transitions, 9 changer transitions 15/329 dead transitions. [2021-11-19 05:38:37,239 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 331 places, 329 transitions, 1271 flow [2021-11-19 05:38:37,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-19 05:38:37,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-11-19 05:38:37,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 3239 transitions. [2021-11-19 05:38:37,244 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8962368566685114 [2021-11-19 05:38:37,244 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 3239 transitions. [2021-11-19 05:38:37,244 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 3239 transitions. [2021-11-19 05:38:37,246 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:37,246 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 3239 transitions. [2021-11-19 05:38:37,252 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 249.15384615384616) internal successors, (3239), 13 states have internal predecessors, (3239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:37,256 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 278.0) internal successors, (3892), 14 states have internal predecessors, (3892), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:37,258 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 278.0) internal successors, (3892), 14 states have internal predecessors, (3892), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:37,258 INFO L186 Difference]: Start difference. First operand has 321 places, 299 transitions, 1066 flow. Second operand 13 states and 3239 transitions. [2021-11-19 05:38:37,258 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 331 places, 329 transitions, 1271 flow [2021-11-19 05:38:37,277 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 329 transitions, 1226 flow, removed 15 selfloop flow, removed 9 redundant places. [2021-11-19 05:38:37,282 INFO L242 Difference]: Finished difference. Result has 333 places, 305 transitions, 1096 flow [2021-11-19 05:38:37,283 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=1025, PETRI_DIFFERENCE_MINUEND_PLACES=310, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=299, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=290, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=1096, PETRI_PLACES=333, PETRI_TRANSITIONS=305} [2021-11-19 05:38:37,283 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 84 predicate places. [2021-11-19 05:38:37,283 INFO L470 AbstractCegarLoop]: Abstraction has has 333 places, 305 transitions, 1096 flow [2021-11-19 05:38:37,284 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 247.22222222222223) internal successors, (2225), 9 states have internal predecessors, (2225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:37,285 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:37,285 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:37,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-19 05:38:37,285 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:37,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:37,286 INFO L85 PathProgramCache]: Analyzing trace with hash 1531422806, now seen corresponding path program 1 times [2021-11-19 05:38:37,286 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:37,286 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741495258] [2021-11-19 05:38:37,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:37,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:37,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:37,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:37,403 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:37,403 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741495258] [2021-11-19 05:38:37,403 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741495258] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:37,403 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:37,403 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-19 05:38:37,404 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119590291] [2021-11-19 05:38:37,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:37,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-19 05:38:37,404 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:37,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-19 05:38:37,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2021-11-19 05:38:37,408 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 241 out of 278 [2021-11-19 05:38:37,410 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 333 places, 305 transitions, 1096 flow. Second operand has 10 states, 10 states have (on average 243.4) internal successors, (2434), 10 states have internal predecessors, (2434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:37,410 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:37,410 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 241 of 278 [2021-11-19 05:38:37,411 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:38:38,675 INFO L129 PetriNetUnfolder]: 1079/6912 cut-off events. [2021-11-19 05:38:38,676 INFO L130 PetriNetUnfolder]: For 13922/15624 co-relation queries the response was YES. [2021-11-19 05:38:38,775 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16252 conditions, 6912 events. 1079/6912 cut-off events. For 13922/15624 co-relation queries the response was YES. Maximal size of possible extension queue 392. Compared 84437 event pairs, 756 based on Foata normal form. 158/6514 useless extension candidates. Maximal degree in co-relation 16202. Up to 1519 conditions per place. [2021-11-19 05:38:38,786 INFO L132 encePairwiseOnDemand]: 264/278 looper letters, 59 selfloop transitions, 11 changer transitions 32/373 dead transitions. [2021-11-19 05:38:38,787 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 373 transitions, 1752 flow [2021-11-19 05:38:38,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-19 05:38:38,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-11-19 05:38:38,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 3451 transitions. [2021-11-19 05:38:38,792 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8866906474820144 [2021-11-19 05:38:38,792 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 3451 transitions. [2021-11-19 05:38:38,792 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 3451 transitions. [2021-11-19 05:38:38,794 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:38:38,794 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 3451 transitions. [2021-11-19 05:38:38,800 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 246.5) internal successors, (3451), 14 states have internal predecessors, (3451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:38,806 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 278.0) internal successors, (4170), 15 states have internal predecessors, (4170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:38,807 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 278.0) internal successors, (4170), 15 states have internal predecessors, (4170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:38,807 INFO L186 Difference]: Start difference. First operand has 333 places, 305 transitions, 1096 flow. Second operand 14 states and 3451 transitions. [2021-11-19 05:38:38,807 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 373 transitions, 1752 flow [2021-11-19 05:38:38,910 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 341 places, 373 transitions, 1745 flow, removed 3 selfloop flow, removed 3 redundant places. [2021-11-19 05:38:38,916 INFO L242 Difference]: Finished difference. Result has 352 places, 313 transitions, 1176 flow [2021-11-19 05:38:38,917 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=1091, PETRI_DIFFERENCE_MINUEND_PLACES=328, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=305, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=294, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=1176, PETRI_PLACES=352, PETRI_TRANSITIONS=313} [2021-11-19 05:38:38,917 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 103 predicate places. [2021-11-19 05:38:38,917 INFO L470 AbstractCegarLoop]: Abstraction has has 352 places, 313 transitions, 1176 flow [2021-11-19 05:38:38,918 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 243.4) internal successors, (2434), 10 states have internal predecessors, (2434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:38,918 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:38:38,919 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:38:38,919 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-19 05:38:38,919 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:38:38,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:38:38,920 INFO L85 PathProgramCache]: Analyzing trace with hash -1578157554, now seen corresponding path program 1 times [2021-11-19 05:38:38,920 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:38:38,920 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488031635] [2021-11-19 05:38:38,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:38:38,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:38:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:38:39,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:38:39,667 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:38:39,668 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488031635] [2021-11-19 05:38:39,668 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488031635] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:38:39,668 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:38:39,668 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2021-11-19 05:38:39,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505914094] [2021-11-19 05:38:39,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:38:39,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2021-11-19 05:38:39,668 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:38:39,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-11-19 05:38:39,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=1057, Unknown=0, NotChecked=0, Total=1122 [2021-11-19 05:38:39,675 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 278 [2021-11-19 05:38:39,680 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 352 places, 313 transitions, 1176 flow. Second operand has 34 states, 34 states have (on average 180.3235294117647) internal successors, (6131), 34 states have internal predecessors, (6131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:38:39,680 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:38:39,680 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 278 [2021-11-19 05:38:39,680 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 05:39:47,725 INFO L129 PetriNetUnfolder]: 68478/144484 cut-off events. [2021-11-19 05:39:47,725 INFO L130 PetriNetUnfolder]: For 202693/203778 co-relation queries the response was YES. [2021-11-19 05:39:49,914 INFO L84 FinitePrefix]: Finished finitePrefix Result has 383339 conditions, 144484 events. 68478/144484 cut-off events. For 202693/203778 co-relation queries the response was YES. Maximal size of possible extension queue 2410. Compared 1655579 event pairs, 31102 based on Foata normal form. 583/140967 useless extension candidates. Maximal degree in co-relation 383280. Up to 53406 conditions per place. [2021-11-19 05:39:50,201 INFO L132 encePairwiseOnDemand]: 230/278 looper letters, 1430 selfloop transitions, 293 changer transitions 827/2734 dead transitions. [2021-11-19 05:39:50,201 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 718 places, 2734 transitions, 17090 flow [2021-11-19 05:39:50,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 369 states. [2021-11-19 05:39:50,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 369 states. [2021-11-19 05:39:50,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 68121 transitions. [2021-11-19 05:39:50,278 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6640638708545359 [2021-11-19 05:39:50,278 INFO L72 ComplementDD]: Start complementDD. Operand 369 states and 68121 transitions. [2021-11-19 05:39:50,278 INFO L73 IsDeterministic]: Start isDeterministic. Operand 369 states and 68121 transitions. [2021-11-19 05:39:50,302 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 05:39:50,302 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 369 states and 68121 transitions. [2021-11-19 05:39:50,408 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 370 states, 369 states have (on average 184.609756097561) internal successors, (68121), 369 states have internal predecessors, (68121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:39:50,518 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 370 states, 370 states have (on average 278.0) internal successors, (102860), 370 states have internal predecessors, (102860), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:39:50,542 INFO L81 ComplementDD]: Finished complementDD. Result has 370 states, 370 states have (on average 278.0) internal successors, (102860), 370 states have internal predecessors, (102860), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:39:50,542 INFO L186 Difference]: Start difference. First operand has 352 places, 313 transitions, 1176 flow. Second operand 369 states and 68121 transitions. [2021-11-19 05:39:50,542 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 718 places, 2734 transitions, 17090 flow [2021-11-19 05:40:04,012 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 714 places, 2734 transitions, 17079 flow, removed 3 selfloop flow, removed 4 redundant places. [2021-11-19 05:40:04,041 INFO L242 Difference]: Finished difference. Result has 1071 places, 630 transitions, 4950 flow [2021-11-19 05:40:04,041 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=1167, PETRI_DIFFERENCE_MINUEND_PLACES=346, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=313, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=275, PETRI_DIFFERENCE_SUBTRAHEND_STATES=369, PETRI_FLOW=4950, PETRI_PLACES=1071, PETRI_TRANSITIONS=630} [2021-11-19 05:40:04,042 INFO L334 CegarLoopForPetriNet]: 249 programPoint places, 822 predicate places. [2021-11-19 05:40:04,042 INFO L470 AbstractCegarLoop]: Abstraction has has 1071 places, 630 transitions, 4950 flow [2021-11-19 05:40:04,043 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 180.3235294117647) internal successors, (6131), 34 states have internal predecessors, (6131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:40:04,043 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 05:40:04,044 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:40:04,044 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-19 05:40:04,044 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 05:40:04,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:40:04,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1503903320, now seen corresponding path program 2 times [2021-11-19 05:40:04,045 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:40:04,045 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254479144] [2021-11-19 05:40:04,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:40:04,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:40:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:40:04,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:40:04,660 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:40:04,661 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254479144] [2021-11-19 05:40:04,661 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254479144] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:40:04,661 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:40:04,661 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2021-11-19 05:40:04,661 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202818750] [2021-11-19 05:40:04,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:40:04,661 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2021-11-19 05:40:04,661 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:40:04,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-11-19 05:40:04,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=1057, Unknown=0, NotChecked=0, Total=1122 [2021-11-19 05:40:04,665 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 278 [2021-11-19 05:40:04,669 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1071 places, 630 transitions, 4950 flow. Second operand has 34 states, 34 states have (on average 180.3235294117647) internal successors, (6131), 34 states have internal predecessors, (6131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:40:04,669 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 05:40:04,669 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 278 [2021-11-19 05:40:04,669 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand