./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU --witnessprinter.witness.filename witness --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 91d7b70e505e7aef19ce206c76dac3b8838d1608e22286f0e4e4335d9f63c057 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:11:11,355 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:11:11,438 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-31 22:11:11,446 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:11:11,447 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:11:11,468 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:11:11,469 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:11:11,469 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:11:11,470 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:11:11,474 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:11:11,475 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:11:11,475 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:11:11,476 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:11:11,476 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:11:11,476 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:11:11,477 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:11:11,477 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:11:11,477 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:11:11,478 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:11:11,480 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:11:11,482 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:11:11,485 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:11:11,486 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:11:11,486 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:11:11,486 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:11:11,487 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:11:11,487 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:11:11,487 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:11:11,487 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:11:11,488 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:11:11,488 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:11:11,488 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:11:11,488 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:11:11,489 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:11:11,492 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:11:11,492 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:11:11,493 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:11:11,493 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:11:11,493 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:11:11,493 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:11:11,494 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:11:11,495 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:11:11,495 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91d7b70e505e7aef19ce206c76dac3b8838d1608e22286f0e4e4335d9f63c057 [2024-10-31 22:11:11,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:11:11,806 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:11:11,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:11:11,811 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:11:11,811 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:11:11,813 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c Unable to find full path for "g++" [2024-10-31 22:11:14,111 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:11:14,319 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:11:14,319 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c [2024-10-31 22:11:14,328 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/data/bde1fad6f/c9bc33ce14c0427ab90aed3845cb647f/FLAG98b4c9217 [2024-10-31 22:11:14,342 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/data/bde1fad6f/c9bc33ce14c0427ab90aed3845cb647f [2024-10-31 22:11:14,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:11:14,347 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:11:14,349 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:11:14,349 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:11:14,354 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:11:14,355 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:11:14" (1/1) ... [2024-10-31 22:11:14,356 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@548e4608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:14, skipping insertion in model container [2024-10-31 22:11:14,356 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:11:14" (1/1) ... [2024-10-31 22:11:14,383 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:11:14,598 WARN L251 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_68d84c18-2d81-409c-a845-9806a2e47c8c/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c[2800,2813] [2024-10-31 22:11:14,615 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:11:14,626 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:11:14,654 WARN L251 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_68d84c18-2d81-409c-a845-9806a2e47c8c/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c[2800,2813] [2024-10-31 22:11:14,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:11:14,681 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:11:14,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:14 WrapperNode [2024-10-31 22:11:14,682 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:11:14,683 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:11:14,683 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:11:14,684 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:11:14,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:14" (1/1) ... [2024-10-31 22:11:14,700 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:14" (1/1) ... [2024-10-31 22:11:14,739 INFO L138 Inliner]: procedures = 24, calls = 36, calls flagged for inlining = 12, calls inlined = 16, statements flattened = 194 [2024-10-31 22:11:14,739 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:11:14,740 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:11:14,740 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:11:14,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:11:14,750 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:14" (1/1) ... [2024-10-31 22:11:14,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:14" (1/1) ... [2024-10-31 22:11:14,754 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:14" (1/1) ... [2024-10-31 22:11:14,771 INFO L175 MemorySlicer]: Split 6 memory accesses to 2 slices as follows [2, 4]. 67 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 1 writes are split as follows [0, 1]. [2024-10-31 22:11:14,771 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:14" (1/1) ... [2024-10-31 22:11:14,772 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:14" (1/1) ... [2024-10-31 22:11:14,779 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:14" (1/1) ... [2024-10-31 22:11:14,783 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:14" (1/1) ... [2024-10-31 22:11:14,785 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:14" (1/1) ... [2024-10-31 22:11:14,787 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:14" (1/1) ... [2024-10-31 22:11:14,790 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:11:14,791 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:11:14,791 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:11:14,791 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:11:14,792 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:14" (1/1) ... [2024-10-31 22:11:14,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:11:14,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:11:14,826 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:11:14,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:11:14,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:11:14,858 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-31 22:11:14,858 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-31 22:11:14,858 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-31 22:11:14,858 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-31 22:11:14,858 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-10-31 22:11:14,858 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-10-31 22:11:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:11:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:11:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:11:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:11:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-31 22:11:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-31 22:11:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:11:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:11:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:11:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:11:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:11:14,862 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-31 22:11:14,987 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:11:14,989 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:11:15,440 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-31 22:11:15,440 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:11:15,791 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:11:15,791 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-31 22:11:15,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:11:15 BoogieIcfgContainer [2024-10-31 22:11:15,792 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:11:15,795 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:11:15,795 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:11:15,799 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:11:15,799 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:11:14" (1/3) ... [2024-10-31 22:11:15,800 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e3a67a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:11:15, skipping insertion in model container [2024-10-31 22:11:15,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:14" (2/3) ... [2024-10-31 22:11:15,801 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e3a67a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:11:15, skipping insertion in model container [2024-10-31 22:11:15,801 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:11:15" (3/3) ... [2024-10-31 22:11:15,803 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-array-sum-alt.wvr.c [2024-10-31 22:11:15,824 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:11:15,824 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:11:15,824 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-31 22:11:15,881 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-10-31 22:11:15,930 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 42 places, 36 transitions, 93 flow [2024-10-31 22:11:15,975 INFO L124 PetriNetUnfolderBase]: 4/33 cut-off events. [2024-10-31 22:11:15,975 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-10-31 22:11:15,983 INFO L83 FinitePrefix]: Finished finitePrefix Result has 46 conditions, 33 events. 4/33 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 43 event pairs, 0 based on Foata normal form. 0/28 useless extension candidates. Maximal degree in co-relation 27. Up to 2 conditions per place. [2024-10-31 22:11:15,983 INFO L82 GeneralOperation]: Start removeDead. Operand has 42 places, 36 transitions, 93 flow [2024-10-31 22:11:15,989 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 38 places, 32 transitions, 82 flow [2024-10-31 22:11:16,005 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:11:16,011 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@252ff2c6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:11:16,011 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-10-31 22:11:16,028 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-31 22:11:16,029 INFO L124 PetriNetUnfolderBase]: 4/31 cut-off events. [2024-10-31 22:11:16,029 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-10-31 22:11:16,029 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:16,030 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:16,031 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-31 22:11:16,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:16,037 INFO L85 PathProgramCache]: Analyzing trace with hash 869360933, now seen corresponding path program 1 times [2024-10-31 22:11:16,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:16,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507147633] [2024-10-31 22:11:16,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:16,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:16,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:16,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:16,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:16,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507147633] [2024-10-31 22:11:16,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507147633] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:16,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:16,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:11:16,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703576734] [2024-10-31 22:11:16,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:16,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-31 22:11:16,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:16,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 22:11:16,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 22:11:16,813 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 36 [2024-10-31 22:11:16,816 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 38 places, 32 transitions, 82 flow. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:16,816 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:16,816 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 36 [2024-10-31 22:11:16,817 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:17,351 INFO L124 PetriNetUnfolderBase]: 1210/1831 cut-off events. [2024-10-31 22:11:17,352 INFO L125 PetriNetUnfolderBase]: For 131/131 co-relation queries the response was YES. [2024-10-31 22:11:17,360 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3724 conditions, 1831 events. 1210/1831 cut-off events. For 131/131 co-relation queries the response was YES. Maximal size of possible extension queue 109. Compared 8535 event pairs, 308 based on Foata normal form. 1/1823 useless extension candidates. Maximal degree in co-relation 3364. Up to 1239 conditions per place. [2024-10-31 22:11:17,379 INFO L140 encePairwiseOnDemand]: 29/36 looper letters, 43 selfloop transitions, 6 changer transitions 1/54 dead transitions. [2024-10-31 22:11:17,380 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 54 transitions, 241 flow [2024-10-31 22:11:17,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-31 22:11:17,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-10-31 22:11:17,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 79 transitions. [2024-10-31 22:11:17,395 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.5486111111111112 [2024-10-31 22:11:17,398 INFO L175 Difference]: Start difference. First operand has 38 places, 32 transitions, 82 flow. Second operand 4 states and 79 transitions. [2024-10-31 22:11:17,400 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 54 transitions, 241 flow [2024-10-31 22:11:17,408 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 35 places, 54 transitions, 219 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-10-31 22:11:17,414 INFO L231 Difference]: Finished difference. Result has 37 places, 37 transitions, 112 flow [2024-10-31 22:11:17,416 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=70, PETRI_DIFFERENCE_MINUEND_PLACES=32, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=32, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=112, PETRI_PLACES=37, PETRI_TRANSITIONS=37} [2024-10-31 22:11:17,422 INFO L277 CegarLoopForPetriNet]: 38 programPoint places, -1 predicate places. [2024-10-31 22:11:17,422 INFO L471 AbstractCegarLoop]: Abstraction has has 37 places, 37 transitions, 112 flow [2024-10-31 22:11:17,423 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:17,423 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:17,423 INFO L204 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] [2024-10-31 22:11:17,423 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:11:17,424 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-31 22:11:17,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:17,424 INFO L85 PathProgramCache]: Analyzing trace with hash -84376906, now seen corresponding path program 1 times [2024-10-31 22:11:17,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:17,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992463271] [2024-10-31 22:11:17,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:17,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:17,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:17,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:17,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992463271] [2024-10-31 22:11:17,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992463271] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:17,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:17,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 22:11:17,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416291633] [2024-10-31 22:11:17,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:17,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-31 22:11:17,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:17,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 22:11:17,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:11:17,663 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 36 [2024-10-31 22:11:17,663 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 37 transitions, 112 flow. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:17,663 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:17,664 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 36 [2024-10-31 22:11:17,664 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:18,167 INFO L124 PetriNetUnfolderBase]: 1772/2859 cut-off events. [2024-10-31 22:11:18,167 INFO L125 PetriNetUnfolderBase]: For 50/50 co-relation queries the response was YES. [2024-10-31 22:11:18,175 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5720 conditions, 2859 events. 1772/2859 cut-off events. For 50/50 co-relation queries the response was YES. Maximal size of possible extension queue 168. Compared 15902 event pairs, 1073 based on Foata normal form. 0/2717 useless extension candidates. Maximal degree in co-relation 3817. Up to 1631 conditions per place. [2024-10-31 22:11:18,192 INFO L140 encePairwiseOnDemand]: 30/36 looper letters, 56 selfloop transitions, 5 changer transitions 0/70 dead transitions. [2024-10-31 22:11:18,192 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 70 transitions, 310 flow [2024-10-31 22:11:18,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 22:11:18,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-10-31 22:11:18,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 107 transitions. [2024-10-31 22:11:18,194 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.5944444444444444 [2024-10-31 22:11:18,194 INFO L175 Difference]: Start difference. First operand has 37 places, 37 transitions, 112 flow. Second operand 5 states and 107 transitions. [2024-10-31 22:11:18,194 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 70 transitions, 310 flow [2024-10-31 22:11:18,195 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 70 transitions, 304 flow, removed 1 selfloop flow, removed 1 redundant places. [2024-10-31 22:11:18,199 INFO L231 Difference]: Finished difference. Result has 42 places, 39 transitions, 131 flow [2024-10-31 22:11:18,199 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=106, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=131, PETRI_PLACES=42, PETRI_TRANSITIONS=39} [2024-10-31 22:11:18,200 INFO L277 CegarLoopForPetriNet]: 38 programPoint places, 4 predicate places. [2024-10-31 22:11:18,200 INFO L471 AbstractCegarLoop]: Abstraction has has 42 places, 39 transitions, 131 flow [2024-10-31 22:11:18,200 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:18,200 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:18,201 INFO L204 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] [2024-10-31 22:11:18,201 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 22:11:18,201 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-31 22:11:18,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:18,202 INFO L85 PathProgramCache]: Analyzing trace with hash 2067289702, now seen corresponding path program 1 times [2024-10-31 22:11:18,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:18,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403942661] [2024-10-31 22:11:18,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:18,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:18,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:18,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:18,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:18,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403942661] [2024-10-31 22:11:18,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403942661] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:18,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:18,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 22:11:18,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512171960] [2024-10-31 22:11:18,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:18,387 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-31 22:11:18,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:18,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 22:11:18,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:11:18,405 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 36 [2024-10-31 22:11:18,406 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 39 transitions, 131 flow. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:18,406 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:18,406 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 36 [2024-10-31 22:11:18,406 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:18,801 INFO L124 PetriNetUnfolderBase]: 1478/2414 cut-off events. [2024-10-31 22:11:18,801 INFO L125 PetriNetUnfolderBase]: For 554/658 co-relation queries the response was YES. [2024-10-31 22:11:18,809 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5200 conditions, 2414 events. 1478/2414 cut-off events. For 554/658 co-relation queries the response was YES. Maximal size of possible extension queue 136. Compared 12930 event pairs, 1040 based on Foata normal form. 0/2290 useless extension candidates. Maximal degree in co-relation 3971. Up to 1623 conditions per place. [2024-10-31 22:11:18,822 INFO L140 encePairwiseOnDemand]: 30/36 looper letters, 51 selfloop transitions, 5 changer transitions 0/65 dead transitions. [2024-10-31 22:11:18,822 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 65 transitions, 313 flow [2024-10-31 22:11:18,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 22:11:18,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-10-31 22:11:18,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 102 transitions. [2024-10-31 22:11:18,824 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.5666666666666667 [2024-10-31 22:11:18,824 INFO L175 Difference]: Start difference. First operand has 42 places, 39 transitions, 131 flow. Second operand 5 states and 102 transitions. [2024-10-31 22:11:18,824 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 65 transitions, 313 flow [2024-10-31 22:11:18,826 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 44 places, 65 transitions, 308 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:11:18,827 INFO L231 Difference]: Finished difference. Result has 46 places, 41 transitions, 151 flow [2024-10-31 22:11:18,827 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=126, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=34, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=151, PETRI_PLACES=46, PETRI_TRANSITIONS=41} [2024-10-31 22:11:18,828 INFO L277 CegarLoopForPetriNet]: 38 programPoint places, 8 predicate places. [2024-10-31 22:11:18,828 INFO L471 AbstractCegarLoop]: Abstraction has has 46 places, 41 transitions, 151 flow [2024-10-31 22:11:18,829 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:18,829 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:18,829 INFO L204 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] [2024-10-31 22:11:18,829 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-31 22:11:18,829 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-31 22:11:18,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:18,830 INFO L85 PathProgramCache]: Analyzing trace with hash -677159742, now seen corresponding path program 1 times [2024-10-31 22:11:18,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:18,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898918250] [2024-10-31 22:11:18,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:18,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:18,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:18,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:18,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:18,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898918250] [2024-10-31 22:11:18,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898918250] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:18,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:18,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 22:11:18,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327084788] [2024-10-31 22:11:18,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:18,965 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-31 22:11:18,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:18,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 22:11:18,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:11:18,986 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 36 [2024-10-31 22:11:18,987 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 41 transitions, 151 flow. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:18,987 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:18,987 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 36 [2024-10-31 22:11:18,987 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:19,378 INFO L124 PetriNetUnfolderBase]: 1274/1967 cut-off events. [2024-10-31 22:11:19,379 INFO L125 PetriNetUnfolderBase]: For 753/955 co-relation queries the response was YES. [2024-10-31 22:11:19,385 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4658 conditions, 1967 events. 1274/1967 cut-off events. For 753/955 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 9562 event pairs, 936 based on Foata normal form. 0/1839 useless extension candidates. Maximal degree in co-relation 3980. Up to 1604 conditions per place. [2024-10-31 22:11:19,394 INFO L140 encePairwiseOnDemand]: 30/36 looper letters, 25 selfloop transitions, 2 changer transitions 23/59 dead transitions. [2024-10-31 22:11:19,394 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 50 places, 59 transitions, 311 flow [2024-10-31 22:11:19,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 22:11:19,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-10-31 22:11:19,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 96 transitions. [2024-10-31 22:11:19,398 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.5333333333333333 [2024-10-31 22:11:19,398 INFO L175 Difference]: Start difference. First operand has 46 places, 41 transitions, 151 flow. Second operand 5 states and 96 transitions. [2024-10-31 22:11:19,398 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 50 places, 59 transitions, 311 flow [2024-10-31 22:11:19,403 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 59 transitions, 306 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:11:19,404 INFO L231 Difference]: Finished difference. Result has 50 places, 36 transitions, 122 flow [2024-10-31 22:11:19,405 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=146, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=122, PETRI_PLACES=50, PETRI_TRANSITIONS=36} [2024-10-31 22:11:19,405 INFO L277 CegarLoopForPetriNet]: 38 programPoint places, 12 predicate places. [2024-10-31 22:11:19,405 INFO L471 AbstractCegarLoop]: Abstraction has has 50 places, 36 transitions, 122 flow [2024-10-31 22:11:19,406 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:19,406 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:19,407 INFO L204 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] [2024-10-31 22:11:19,407 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-31 22:11:19,407 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-31 22:11:19,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:19,409 INFO L85 PathProgramCache]: Analyzing trace with hash 864869867, now seen corresponding path program 1 times [2024-10-31 22:11:19,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:19,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623416713] [2024-10-31 22:11:19,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:19,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:19,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:19,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:19,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:19,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623416713] [2024-10-31 22:11:19,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623416713] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:11:19,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1411875304] [2024-10-31 22:11:19,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:19,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:11:19,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:11:19,600 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:11:19,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-31 22:11:19,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:19,714 INFO L255 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-31 22:11:19,720 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:11:19,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:19,855 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:11:19,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:19,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1411875304] provided 1 perfect and 1 imperfect interpolant sequences [2024-10-31 22:11:19,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-10-31 22:11:19,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 6] total 13 [2024-10-31 22:11:19,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913198018] [2024-10-31 22:11:19,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:19,953 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-31 22:11:19,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:19,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-31 22:11:19,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2024-10-31 22:11:19,978 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 8 out of 36 [2024-10-31 22:11:19,978 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 36 transitions, 122 flow. Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:19,979 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:19,979 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 8 of 36 [2024-10-31 22:11:19,979 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:20,628 INFO L124 PetriNetUnfolderBase]: 1963/3045 cut-off events. [2024-10-31 22:11:20,628 INFO L125 PetriNetUnfolderBase]: For 839/1009 co-relation queries the response was YES. [2024-10-31 22:11:20,639 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7397 conditions, 3045 events. 1963/3045 cut-off events. For 839/1009 co-relation queries the response was YES. Maximal size of possible extension queue 171. Compared 16526 event pairs, 387 based on Foata normal form. 0/2702 useless extension candidates. Maximal degree in co-relation 7378. Up to 773 conditions per place. [2024-10-31 22:11:20,658 INFO L140 encePairwiseOnDemand]: 27/36 looper letters, 76 selfloop transitions, 15 changer transitions 0/99 dead transitions. [2024-10-31 22:11:20,658 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 52 places, 99 transitions, 491 flow [2024-10-31 22:11:20,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-31 22:11:20,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-10-31 22:11:20,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 164 transitions. [2024-10-31 22:11:20,660 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.5061728395061729 [2024-10-31 22:11:20,660 INFO L175 Difference]: Start difference. First operand has 50 places, 36 transitions, 122 flow. Second operand 9 states and 164 transitions. [2024-10-31 22:11:20,660 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 52 places, 99 transitions, 491 flow [2024-10-31 22:11:20,679 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 44 places, 99 transitions, 421 flow, removed 33 selfloop flow, removed 8 redundant places. [2024-10-31 22:11:20,681 INFO L231 Difference]: Finished difference. Result has 48 places, 47 transitions, 184 flow [2024-10-31 22:11:20,681 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=100, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=184, PETRI_PLACES=48, PETRI_TRANSITIONS=47} [2024-10-31 22:11:20,686 INFO L277 CegarLoopForPetriNet]: 38 programPoint places, 10 predicate places. [2024-10-31 22:11:20,686 INFO L471 AbstractCegarLoop]: Abstraction has has 48 places, 47 transitions, 184 flow [2024-10-31 22:11:20,686 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:20,686 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:20,687 INFO L204 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] [2024-10-31 22:11:20,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-31 22:11:20,887 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:11:20,888 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-31 22:11:20,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:20,888 INFO L85 PathProgramCache]: Analyzing trace with hash 1843011933, now seen corresponding path program 2 times [2024-10-31 22:11:20,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:20,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136495026] [2024-10-31 22:11:20,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:20,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:20,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:21,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:21,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:21,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136495026] [2024-10-31 22:11:21,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1136495026] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:11:21,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1002069800] [2024-10-31 22:11:21,062 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-31 22:11:21,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:11:21,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:11:21,064 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:11:21,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-31 22:11:21,163 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-31 22:11:21,164 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-31 22:11:21,165 INFO L255 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-31 22:11:21,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:11:21,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:21,266 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:11:21,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:21,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1002069800] provided 1 perfect and 1 imperfect interpolant sequences [2024-10-31 22:11:21,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-10-31 22:11:21,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 6] total 13 [2024-10-31 22:11:21,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848802844] [2024-10-31 22:11:21,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:21,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-31 22:11:21,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:21,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-31 22:11:21,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2024-10-31 22:11:21,399 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 8 out of 36 [2024-10-31 22:11:21,399 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 47 transitions, 184 flow. Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:21,399 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:21,399 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 8 of 36 [2024-10-31 22:11:21,399 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:22,055 INFO L124 PetriNetUnfolderBase]: 2336/3602 cut-off events. [2024-10-31 22:11:22,055 INFO L125 PetriNetUnfolderBase]: For 1874/1874 co-relation queries the response was YES. [2024-10-31 22:11:22,066 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9108 conditions, 3602 events. 2336/3602 cut-off events. For 1874/1874 co-relation queries the response was YES. Maximal size of possible extension queue 197. Compared 19232 event pairs, 364 based on Foata normal form. 16/3589 useless extension candidates. Maximal degree in co-relation 9085. Up to 879 conditions per place. [2024-10-31 22:11:22,085 INFO L140 encePairwiseOnDemand]: 26/36 looper letters, 76 selfloop transitions, 28 changer transitions 0/112 dead transitions. [2024-10-31 22:11:22,085 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 112 transitions, 605 flow [2024-10-31 22:11:22,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-31 22:11:22,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-10-31 22:11:22,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 157 transitions. [2024-10-31 22:11:22,087 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.4845679012345679 [2024-10-31 22:11:22,087 INFO L175 Difference]: Start difference. First operand has 48 places, 47 transitions, 184 flow. Second operand 9 states and 157 transitions. [2024-10-31 22:11:22,087 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 112 transitions, 605 flow [2024-10-31 22:11:22,107 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 54 places, 112 transitions, 602 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:11:22,109 INFO L231 Difference]: Finished difference. Result has 60 places, 65 transitions, 391 flow [2024-10-31 22:11:22,109 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=181, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=391, PETRI_PLACES=60, PETRI_TRANSITIONS=65} [2024-10-31 22:11:22,110 INFO L277 CegarLoopForPetriNet]: 38 programPoint places, 22 predicate places. [2024-10-31 22:11:22,110 INFO L471 AbstractCegarLoop]: Abstraction has has 60 places, 65 transitions, 391 flow [2024-10-31 22:11:22,110 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:22,111 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:22,111 INFO L204 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] [2024-10-31 22:11:22,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-31 22:11:22,315 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-10-31 22:11:22,316 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-31 22:11:22,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:22,316 INFO L85 PathProgramCache]: Analyzing trace with hash 67970723, now seen corresponding path program 3 times [2024-10-31 22:11:22,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:22,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712023974] [2024-10-31 22:11:22,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:22,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:22,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:22,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:22,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712023974] [2024-10-31 22:11:22,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712023974] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:11:22,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1714493653] [2024-10-31 22:11:22,487 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-31 22:11:22,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:11:22,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:11:22,489 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:11:22,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-31 22:11:22,589 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-10-31 22:11:22,589 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-31 22:11:22,590 INFO L255 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-31 22:11:22,592 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:11:22,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:22,718 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:11:22,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:22,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1714493653] provided 1 perfect and 1 imperfect interpolant sequences [2024-10-31 22:11:22,831 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-10-31 22:11:22,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 6] total 14 [2024-10-31 22:11:22,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362961872] [2024-10-31 22:11:22,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:22,832 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-31 22:11:22,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:22,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-31 22:11:22,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2024-10-31 22:11:22,849 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 8 out of 36 [2024-10-31 22:11:22,850 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 65 transitions, 391 flow. Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:22,850 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:22,850 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 8 of 36 [2024-10-31 22:11:22,850 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:23,638 INFO L124 PetriNetUnfolderBase]: 2959/4563 cut-off events. [2024-10-31 22:11:23,638 INFO L125 PetriNetUnfolderBase]: For 7927/7931 co-relation queries the response was YES. [2024-10-31 22:11:23,653 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14799 conditions, 4563 events. 2959/4563 cut-off events. For 7927/7931 co-relation queries the response was YES. Maximal size of possible extension queue 250. Compared 25378 event pairs, 636 based on Foata normal form. 18/4551 useless extension candidates. Maximal degree in co-relation 14769. Up to 1384 conditions per place. [2024-10-31 22:11:23,675 INFO L140 encePairwiseOnDemand]: 25/36 looper letters, 86 selfloop transitions, 46 changer transitions 0/140 dead transitions. [2024-10-31 22:11:23,675 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 140 transitions, 994 flow [2024-10-31 22:11:23,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-31 22:11:23,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-10-31 22:11:23,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 171 transitions. [2024-10-31 22:11:23,676 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.5277777777777778 [2024-10-31 22:11:23,676 INFO L175 Difference]: Start difference. First operand has 60 places, 65 transitions, 391 flow. Second operand 9 states and 171 transitions. [2024-10-31 22:11:23,676 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 140 transitions, 994 flow [2024-10-31 22:11:23,793 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 140 transitions, 969 flow, removed 11 selfloop flow, removed 2 redundant places. [2024-10-31 22:11:23,795 INFO L231 Difference]: Finished difference. Result has 71 places, 85 transitions, 720 flow [2024-10-31 22:11:23,796 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=380, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=65, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=720, PETRI_PLACES=71, PETRI_TRANSITIONS=85} [2024-10-31 22:11:23,796 INFO L277 CegarLoopForPetriNet]: 38 programPoint places, 33 predicate places. [2024-10-31 22:11:23,797 INFO L471 AbstractCegarLoop]: Abstraction has has 71 places, 85 transitions, 720 flow [2024-10-31 22:11:23,797 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:23,797 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:23,797 INFO L204 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] [2024-10-31 22:11:23,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-10-31 22:11:24,001 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-10-31 22:11:24,002 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-31 22:11:24,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:24,002 INFO L85 PathProgramCache]: Analyzing trace with hash -285916323, now seen corresponding path program 4 times [2024-10-31 22:11:24,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:24,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606489220] [2024-10-31 22:11:24,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:24,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:24,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:24,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:24,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:24,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606489220] [2024-10-31 22:11:24,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606489220] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:11:24,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1835138675] [2024-10-31 22:11:24,180 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-31 22:11:24,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:11:24,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:11:24,182 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:11:24,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-31 22:11:24,277 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-31 22:11:24,277 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-31 22:11:24,278 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-31 22:11:24,280 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:11:24,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:24,398 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:11:24,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:24,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1835138675] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 22:11:24,495 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 22:11:24,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 14 [2024-10-31 22:11:24,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779268503] [2024-10-31 22:11:24,496 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 22:11:24,496 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-10-31 22:11:24,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:24,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-10-31 22:11:24,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2024-10-31 22:11:24,536 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 36 [2024-10-31 22:11:24,537 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 85 transitions, 720 flow. Second operand has 14 states, 14 states have (on average 9.571428571428571) internal successors, (134), 14 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:24,537 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:24,537 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 36 [2024-10-31 22:11:24,537 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:26,764 INFO L124 PetriNetUnfolderBase]: 5055/7768 cut-off events. [2024-10-31 22:11:26,764 INFO L125 PetriNetUnfolderBase]: For 27395/27466 co-relation queries the response was YES. [2024-10-31 22:11:26,798 INFO L83 FinitePrefix]: Finished finitePrefix Result has 28229 conditions, 7768 events. 5055/7768 cut-off events. For 27395/27466 co-relation queries the response was YES. Maximal size of possible extension queue 362. Compared 45328 event pairs, 343 based on Foata normal form. 38/7317 useless extension candidates. Maximal degree in co-relation 28193. Up to 1046 conditions per place. [2024-10-31 22:11:26,843 INFO L140 encePairwiseOnDemand]: 22/36 looper letters, 180 selfloop transitions, 149 changer transitions 0/336 dead transitions. [2024-10-31 22:11:26,843 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 336 transitions, 3041 flow [2024-10-31 22:11:26,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-31 22:11:26,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2024-10-31 22:11:26,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 425 transitions. [2024-10-31 22:11:26,845 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.45405982905982906 [2024-10-31 22:11:26,845 INFO L175 Difference]: Start difference. First operand has 71 places, 85 transitions, 720 flow. Second operand 26 states and 425 transitions. [2024-10-31 22:11:26,845 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 336 transitions, 3041 flow [2024-10-31 22:11:27,089 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 336 transitions, 2896 flow, removed 22 selfloop flow, removed 4 redundant places. [2024-10-31 22:11:27,095 INFO L231 Difference]: Finished difference. Result has 100 places, 193 transitions, 2076 flow [2024-10-31 22:11:27,095 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=676, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=85, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=45, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=34, PETRI_DIFFERENCE_SUBTRAHEND_STATES=26, PETRI_FLOW=2076, PETRI_PLACES=100, PETRI_TRANSITIONS=193} [2024-10-31 22:11:27,096 INFO L277 CegarLoopForPetriNet]: 38 programPoint places, 62 predicate places. [2024-10-31 22:11:27,096 INFO L471 AbstractCegarLoop]: Abstraction has has 100 places, 193 transitions, 2076 flow [2024-10-31 22:11:27,096 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 9.571428571428571) internal successors, (134), 14 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:27,097 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:27,097 INFO L204 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] [2024-10-31 22:11:27,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-31 22:11:27,297 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:11:27,298 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-31 22:11:27,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:27,299 INFO L85 PathProgramCache]: Analyzing trace with hash -463948317, now seen corresponding path program 5 times [2024-10-31 22:11:27,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:27,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359289402] [2024-10-31 22:11:27,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:27,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:27,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:27,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:27,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:27,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359289402] [2024-10-31 22:11:27,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359289402] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:11:27,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [70936550] [2024-10-31 22:11:27,628 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-31 22:11:27,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:11:27,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:11:27,631 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:11:27,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-31 22:11:27,728 INFO L227 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-31 22:11:27,729 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-31 22:11:27,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-31 22:11:27,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:11:27,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:27,822 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:11:27,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:27,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [70936550] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 22:11:27,904 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 22:11:27,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 15 [2024-10-31 22:11:27,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839016326] [2024-10-31 22:11:27,904 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 22:11:27,905 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-31 22:11:27,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:27,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-31 22:11:27,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2024-10-31 22:11:27,935 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 36 [2024-10-31 22:11:27,935 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 193 transitions, 2076 flow. Second operand has 15 states, 15 states have (on average 9.866666666666667) internal successors, (148), 15 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:27,935 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:27,935 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 36 [2024-10-31 22:11:27,936 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:30,798 INFO L124 PetriNetUnfolderBase]: 6044/9231 cut-off events. [2024-10-31 22:11:30,799 INFO L125 PetriNetUnfolderBase]: For 41406/41544 co-relation queries the response was YES. [2024-10-31 22:11:30,850 INFO L83 FinitePrefix]: Finished finitePrefix Result has 37801 conditions, 9231 events. 6044/9231 cut-off events. For 41406/41544 co-relation queries the response was YES. Maximal size of possible extension queue 438. Compared 54973 event pairs, 595 based on Foata normal form. 126/9234 useless extension candidates. Maximal degree in co-relation 37755. Up to 1352 conditions per place. [2024-10-31 22:11:30,946 INFO L140 encePairwiseOnDemand]: 23/36 looper letters, 174 selfloop transitions, 225 changer transitions 0/406 dead transitions. [2024-10-31 22:11:30,947 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 406 transitions, 4206 flow [2024-10-31 22:11:30,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-31 22:11:30,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2024-10-31 22:11:30,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 369 transitions. [2024-10-31 22:11:30,949 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.4659090909090909 [2024-10-31 22:11:30,950 INFO L175 Difference]: Start difference. First operand has 100 places, 193 transitions, 2076 flow. Second operand 22 states and 369 transitions. [2024-10-31 22:11:30,950 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 406 transitions, 4206 flow [2024-10-31 22:11:31,576 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 118 places, 406 transitions, 4085 flow, removed 38 selfloop flow, removed 3 redundant places. [2024-10-31 22:11:31,586 INFO L231 Difference]: Finished difference. Result has 130 places, 308 transitions, 3759 flow [2024-10-31 22:11:31,586 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=1973, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=193, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=110, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=59, PETRI_DIFFERENCE_SUBTRAHEND_STATES=22, PETRI_FLOW=3759, PETRI_PLACES=130, PETRI_TRANSITIONS=308} [2024-10-31 22:11:31,587 INFO L277 CegarLoopForPetriNet]: 38 programPoint places, 92 predicate places. [2024-10-31 22:11:31,588 INFO L471 AbstractCegarLoop]: Abstraction has has 130 places, 308 transitions, 3759 flow [2024-10-31 22:11:31,588 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 9.866666666666667) internal successors, (148), 15 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:31,588 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:31,588 INFO L204 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] [2024-10-31 22:11:31,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-31 22:11:31,789 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:11:31,790 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-31 22:11:31,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:31,790 INFO L85 PathProgramCache]: Analyzing trace with hash -115958229, now seen corresponding path program 6 times [2024-10-31 22:11:31,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:31,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423985496] [2024-10-31 22:11:31,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:31,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:31,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:31,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:31,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:31,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423985496] [2024-10-31 22:11:31,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423985496] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:11:31,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1652164475] [2024-10-31 22:11:31,990 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-31 22:11:31,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:11:31,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:11:31,992 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:11:31,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-31 22:11:32,143 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2024-10-31 22:11:32,144 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-31 22:11:32,145 INFO L255 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-31 22:11:32,146 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:11:32,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:32,256 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:11:32,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:32,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1652164475] provided 1 perfect and 1 imperfect interpolant sequences [2024-10-31 22:11:32,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-10-31 22:11:32,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 6] total 15 [2024-10-31 22:11:32,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427162263] [2024-10-31 22:11:32,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:32,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-31 22:11:32,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:32,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-31 22:11:32,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2024-10-31 22:11:32,395 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 8 out of 36 [2024-10-31 22:11:32,395 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 130 places, 308 transitions, 3759 flow. Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:32,395 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:32,395 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 8 of 36 [2024-10-31 22:11:32,395 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:33,836 INFO L124 PetriNetUnfolderBase]: 4996/7645 cut-off events. [2024-10-31 22:11:33,836 INFO L125 PetriNetUnfolderBase]: For 48906/49074 co-relation queries the response was YES. [2024-10-31 22:11:33,863 INFO L83 FinitePrefix]: Finished finitePrefix Result has 35033 conditions, 7645 events. 4996/7645 cut-off events. For 48906/49074 co-relation queries the response was YES. Maximal size of possible extension queue 411. Compared 45579 event pairs, 545 based on Foata normal form. 109/7633 useless extension candidates. Maximal degree in co-relation 34974. Up to 2394 conditions per place. [2024-10-31 22:11:33,901 INFO L140 encePairwiseOnDemand]: 26/36 looper letters, 185 selfloop transitions, 148 changer transitions 0/341 dead transitions. [2024-10-31 22:11:33,901 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 137 places, 341 transitions, 4532 flow [2024-10-31 22:11:33,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-31 22:11:33,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2024-10-31 22:11:33,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 145 transitions. [2024-10-31 22:11:33,902 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.5034722222222222 [2024-10-31 22:11:33,902 INFO L175 Difference]: Start difference. First operand has 130 places, 308 transitions, 3759 flow. Second operand 8 states and 145 transitions. [2024-10-31 22:11:33,903 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 137 places, 341 transitions, 4532 flow [2024-10-31 22:11:34,450 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 133 places, 341 transitions, 4365 flow, removed 68 selfloop flow, removed 4 redundant places. [2024-10-31 22:11:34,458 INFO L231 Difference]: Finished difference. Result has 134 places, 308 transitions, 3942 flow [2024-10-31 22:11:34,458 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=3560, PETRI_DIFFERENCE_MINUEND_PLACES=126, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=306, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=146, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=158, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=3942, PETRI_PLACES=134, PETRI_TRANSITIONS=308} [2024-10-31 22:11:34,459 INFO L277 CegarLoopForPetriNet]: 38 programPoint places, 96 predicate places. [2024-10-31 22:11:34,459 INFO L471 AbstractCegarLoop]: Abstraction has has 134 places, 308 transitions, 3942 flow [2024-10-31 22:11:34,459 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:34,459 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:34,459 INFO L204 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] [2024-10-31 22:11:34,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-31 22:11:34,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-10-31 22:11:34,663 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-31 22:11:34,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:34,664 INFO L85 PathProgramCache]: Analyzing trace with hash 76190665, now seen corresponding path program 1 times [2024-10-31 22:11:34,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:34,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483147060] [2024-10-31 22:11:34,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:34,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:34,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:34,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:34,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:34,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483147060] [2024-10-31 22:11:34,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483147060] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:11:34,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [368121443] [2024-10-31 22:11:34,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:34,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:11:34,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:11:34,785 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:11:34,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-31 22:11:34,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:34,880 INFO L255 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-31 22:11:34,881 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:11:34,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:34,919 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:11:34,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:11:34,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [368121443] provided 1 perfect and 1 imperfect interpolant sequences [2024-10-31 22:11:34,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-10-31 22:11:34,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 4] total 9 [2024-10-31 22:11:34,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205203884] [2024-10-31 22:11:34,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:34,970 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-31 22:11:34,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:34,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 22:11:34,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-10-31 22:11:34,983 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 36 [2024-10-31 22:11:34,983 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 134 places, 308 transitions, 3942 flow. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:34,983 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:34,983 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 36 [2024-10-31 22:11:34,984 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:35,731 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([573] L66-->L60-6: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_10| (+ |v_thread2Thread1of1ForFork0_~i~1#1_9| 1)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_9|} OutVars{thread2Thread1of1ForFork0_~tmp~1#1=|v_thread2Thread1of1ForFork0_~tmp~1#1_5|, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_10|, thread2Thread1of1ForFork0_#t~post6#1=|v_thread2Thread1of1ForFork0_#t~post6#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~tmp~1#1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_#t~post6#1][180], [Black: 566#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 564#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0)), 397#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 744#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 758#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), 568#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), Black: 766#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), 233#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), Black: 740#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 954#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0) (<= 1 ~M~0)), Black: 760#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 956#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 785#(<= 1 ~N~0), Black: 635#(and (<= 1 ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 768#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 950#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 960#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 948#(and (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 946#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 966#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) (+ ~N~0 ~M~0)) (<= 1 ~M~0)), Black: 962#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) (+ ~N~0 ~M~0)) (<= 1 ~M~0)), Black: 958#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0) (<= 1 ~M~0)), Black: 952#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 399#(and (<= 1 ~N~0) (<= 1 ~M~0)), 1293#(and (<= (+ |thread1Thread1of1ForFork2_~i~0#1| 1) ~N~0) (<= 1 ~N~0)), Black: 246#(<= 1 ~N~0), Black: 401#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~M~0)), 1138#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), 8#L98-4true, 36#L48true, Black: 235#(and (<= (+ ~M~0 1) ~N~0) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), 937#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0)), Black: 231#(and (<= (+ ~M~0 1) ~N~0) (<= 1 ~N~0)), Black: 229#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0)), Black: 237#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), 25#L60-6true, Black: 50#(and (= ~res2~0 ~res1~0) (or (= ~res1~0 0) (not (= |ULTIMATE.start_create_fresh_int_array_~size#1| 0))) (or (= |ULTIMATE.start_create_fresh_int_array_~size#1| 0) (and (<= |ULTIMATE.start_create_fresh_int_array_~i~3#1| 0) (<= 1 |ULTIMATE.start_create_fresh_int_array_~size#1|)))), Black: 48#(= ~res2~0 ~res1~0), 35#L74true, 750#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 572#(and (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 414#(<= 1 ~N~0)]) [2024-10-31 22:11:35,731 INFO L294 olderBase$Statistics]: this new event has 21 ancestors and is cut-off event [2024-10-31 22:11:35,731 INFO L297 olderBase$Statistics]: existing Event has 17 ancestors and is cut-off event [2024-10-31 22:11:35,731 INFO L297 olderBase$Statistics]: existing Event has 17 ancestors and is cut-off event [2024-10-31 22:11:35,731 INFO L297 olderBase$Statistics]: existing Event has 21 ancestors and is cut-off event [2024-10-31 22:11:35,732 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([579] L79-->L73-6: Formula: (= |v_thread3Thread1of1ForFork1_~i~2#1_10| (+ |v_thread3Thread1of1ForFork1_~i~2#1_9| 1)) InVars {thread3Thread1of1ForFork1_~i~2#1=|v_thread3Thread1of1ForFork1_~i~2#1_9|} OutVars{thread3Thread1of1ForFork1_#t~post9#1=|v_thread3Thread1of1ForFork1_#t~post9#1_1|, thread3Thread1of1ForFork1_~tmp~2#1=|v_thread3Thread1of1ForFork1_~tmp~2#1_5|, thread3Thread1of1ForFork1_~i~2#1=|v_thread3Thread1of1ForFork1_~i~2#1_10|} AuxVars[] AssignedVars[thread3Thread1of1ForFork1_#t~post9#1, thread3Thread1of1ForFork1_~tmp~2#1, thread3Thread1of1ForFork1_~i~2#1][182], [Black: 566#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), 395#(and (<= 1 ~N~0) (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~M~0)), Black: 744#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 758#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 766#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 740#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 750#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 954#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0) (<= 1 ~M~0)), Black: 760#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 956#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 785#(<= 1 ~N~0), Black: 635#(and (<= 1 ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 768#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 950#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 960#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 948#(and (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), 733#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0)), Black: 946#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 966#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) (+ ~N~0 ~M~0)) (<= 1 ~M~0)), Black: 962#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) (+ ~N~0 ~M~0)) (<= 1 ~M~0)), Black: 937#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0)), Black: 958#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0) (<= 1 ~M~0)), Black: 952#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 397#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 399#(and (<= 1 ~N~0) (<= 1 ~M~0)), 1293#(and (<= (+ |thread1Thread1of1ForFork2_~i~0#1| 1) ~N~0) (<= 1 ~N~0)), Black: 246#(<= 1 ~N~0), Black: 401#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~M~0)), 944#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= 1 ~M~0)), 8#L98-4true, 16#L73-6true, 36#L48true, 1136#(and (<= 1 ~N~0) (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~M~0)), Black: 235#(and (<= (+ ~M~0 1) ~N~0) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), 564#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0)), Black: 231#(and (<= (+ ~M~0 1) ~N~0) (<= 1 ~N~0)), Black: 237#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), Black: 50#(and (= ~res2~0 ~res1~0) (or (= ~res1~0 0) (not (= |ULTIMATE.start_create_fresh_int_array_~size#1| 0))) (or (= |ULTIMATE.start_create_fresh_int_array_~size#1| 0) (and (<= |ULTIMATE.start_create_fresh_int_array_~i~3#1| 0) (<= 1 |ULTIMATE.start_create_fresh_int_array_~size#1|)))), Black: 48#(= ~res2~0 ~res1~0), Black: 1138#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), 28#L61true, Black: 572#(and (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 414#(<= 1 ~N~0), Black: 568#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0))]) [2024-10-31 22:11:35,732 INFO L294 olderBase$Statistics]: this new event has 21 ancestors and is cut-off event [2024-10-31 22:11:35,732 INFO L297 olderBase$Statistics]: existing Event has 21 ancestors and is cut-off event [2024-10-31 22:11:35,732 INFO L297 olderBase$Statistics]: existing Event has 17 ancestors and is cut-off event [2024-10-31 22:11:35,732 INFO L297 olderBase$Statistics]: existing Event has 17 ancestors and is cut-off event [2024-10-31 22:11:35,820 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([573] L66-->L60-6: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_10| (+ |v_thread2Thread1of1ForFork0_~i~1#1_9| 1)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_9|} OutVars{thread2Thread1of1ForFork0_~tmp~1#1=|v_thread2Thread1of1ForFork0_~tmp~1#1_5|, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_10|, thread2Thread1of1ForFork0_#t~post6#1=|v_thread2Thread1of1ForFork0_#t~post6#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~tmp~1#1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_#t~post6#1][180], [Black: 566#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 564#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0)), 397#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 744#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 758#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), 568#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), Black: 766#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), 233#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), Black: 740#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 954#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0) (<= 1 ~M~0)), Black: 760#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 956#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 785#(<= 1 ~N~0), Black: 635#(and (<= 1 ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 768#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 950#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 960#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 948#(and (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 946#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 966#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) (+ ~N~0 ~M~0)) (<= 1 ~M~0)), Black: 962#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) (+ ~N~0 ~M~0)) (<= 1 ~M~0)), Black: 958#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0) (<= 1 ~M~0)), Black: 952#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 399#(and (<= 1 ~N~0) (<= 1 ~M~0)), 1293#(and (<= (+ |thread1Thread1of1ForFork2_~i~0#1| 1) ~N~0) (<= 1 ~N~0)), Black: 246#(<= 1 ~N~0), Black: 401#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~M~0)), 1138#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), 8#L98-4true, Black: 235#(and (<= (+ ~M~0 1) ~N~0) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), 937#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0)), Black: 231#(and (<= (+ ~M~0 1) ~N~0) (<= 1 ~N~0)), Black: 229#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0)), Black: 237#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), 25#L60-6true, Black: 50#(and (= ~res2~0 ~res1~0) (or (= ~res1~0 0) (not (= |ULTIMATE.start_create_fresh_int_array_~size#1| 0))) (or (= |ULTIMATE.start_create_fresh_int_array_~size#1| 0) (and (<= |ULTIMATE.start_create_fresh_int_array_~i~3#1| 0) (<= 1 |ULTIMATE.start_create_fresh_int_array_~size#1|)))), Black: 48#(= ~res2~0 ~res1~0), 35#L74true, 12#L50true, 750#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 572#(and (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 414#(<= 1 ~N~0)]) [2024-10-31 22:11:35,820 INFO L294 olderBase$Statistics]: this new event has 22 ancestors and is cut-off event [2024-10-31 22:11:35,821 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2024-10-31 22:11:35,821 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2024-10-31 22:11:35,821 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2024-10-31 22:11:35,822 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([579] L79-->L73-6: Formula: (= |v_thread3Thread1of1ForFork1_~i~2#1_10| (+ |v_thread3Thread1of1ForFork1_~i~2#1_9| 1)) InVars {thread3Thread1of1ForFork1_~i~2#1=|v_thread3Thread1of1ForFork1_~i~2#1_9|} OutVars{thread3Thread1of1ForFork1_#t~post9#1=|v_thread3Thread1of1ForFork1_#t~post9#1_1|, thread3Thread1of1ForFork1_~tmp~2#1=|v_thread3Thread1of1ForFork1_~tmp~2#1_5|, thread3Thread1of1ForFork1_~i~2#1=|v_thread3Thread1of1ForFork1_~i~2#1_10|} AuxVars[] AssignedVars[thread3Thread1of1ForFork1_#t~post9#1, thread3Thread1of1ForFork1_~tmp~2#1, thread3Thread1of1ForFork1_~i~2#1][182], [Black: 566#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), 395#(and (<= 1 ~N~0) (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~M~0)), Black: 744#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 758#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 766#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 740#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 750#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 954#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0) (<= 1 ~M~0)), Black: 760#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 956#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 785#(<= 1 ~N~0), Black: 635#(and (<= 1 ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 768#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 950#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 960#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 948#(and (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), 733#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0)), Black: 946#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 966#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) (+ ~N~0 ~M~0)) (<= 1 ~M~0)), Black: 962#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) (+ ~N~0 ~M~0)) (<= 1 ~M~0)), Black: 937#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0)), Black: 958#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0) (<= 1 ~M~0)), Black: 952#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 397#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 399#(and (<= 1 ~N~0) (<= 1 ~M~0)), 1293#(and (<= (+ |thread1Thread1of1ForFork2_~i~0#1| 1) ~N~0) (<= 1 ~N~0)), Black: 246#(<= 1 ~N~0), Black: 401#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~M~0)), 944#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= 1 ~M~0)), 8#L98-4true, 16#L73-6true, 1136#(and (<= 1 ~N~0) (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~M~0)), Black: 235#(and (<= (+ ~M~0 1) ~N~0) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), 564#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0)), Black: 231#(and (<= (+ ~M~0 1) ~N~0) (<= 1 ~N~0)), Black: 237#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), Black: 50#(and (= ~res2~0 ~res1~0) (or (= ~res1~0 0) (not (= |ULTIMATE.start_create_fresh_int_array_~size#1| 0))) (or (= |ULTIMATE.start_create_fresh_int_array_~size#1| 0) (and (<= |ULTIMATE.start_create_fresh_int_array_~i~3#1| 0) (<= 1 |ULTIMATE.start_create_fresh_int_array_~size#1|)))), Black: 48#(= ~res2~0 ~res1~0), Black: 1138#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), 12#L50true, 28#L61true, Black: 572#(and (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 414#(<= 1 ~N~0), Black: 568#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0))]) [2024-10-31 22:11:35,822 INFO L294 olderBase$Statistics]: this new event has 22 ancestors and is cut-off event [2024-10-31 22:11:35,822 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2024-10-31 22:11:35,822 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2024-10-31 22:11:35,822 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2024-10-31 22:11:35,823 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([573] L66-->L60-6: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_10| (+ |v_thread2Thread1of1ForFork0_~i~1#1_9| 1)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_9|} OutVars{thread2Thread1of1ForFork0_~tmp~1#1=|v_thread2Thread1of1ForFork0_~tmp~1#1_5|, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_10|, thread2Thread1of1ForFork0_#t~post6#1=|v_thread2Thread1of1ForFork0_#t~post6#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~tmp~1#1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_#t~post6#1][180], [Black: 566#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 564#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0)), 397#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 744#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 758#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), 568#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), Black: 766#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), 233#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), Black: 740#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 954#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0) (<= 1 ~M~0)), Black: 760#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 956#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 785#(<= 1 ~N~0), Black: 635#(and (<= 1 ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 768#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 950#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 960#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 948#(and (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 946#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 966#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) (+ ~N~0 ~M~0)) (<= 1 ~M~0)), Black: 962#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) (+ ~N~0 ~M~0)) (<= 1 ~M~0)), Black: 958#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0) (<= 1 ~M~0)), Black: 952#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 399#(and (<= 1 ~N~0) (<= 1 ~M~0)), 1293#(and (<= (+ |thread1Thread1of1ForFork2_~i~0#1| 1) ~N~0) (<= 1 ~N~0)), Black: 246#(<= 1 ~N~0), Black: 401#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~M~0)), 1138#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), 36#L48true, Black: 235#(and (<= (+ ~M~0 1) ~N~0) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), 937#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0)), Black: 231#(and (<= (+ ~M~0 1) ~N~0) (<= 1 ~N~0)), Black: 229#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0)), 5#L99true, Black: 237#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), 25#L60-6true, Black: 50#(and (= ~res2~0 ~res1~0) (or (= ~res1~0 0) (not (= |ULTIMATE.start_create_fresh_int_array_~size#1| 0))) (or (= |ULTIMATE.start_create_fresh_int_array_~size#1| 0) (and (<= |ULTIMATE.start_create_fresh_int_array_~i~3#1| 0) (<= 1 |ULTIMATE.start_create_fresh_int_array_~size#1|)))), Black: 48#(= ~res2~0 ~res1~0), 35#L74true, 750#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 572#(and (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 414#(<= 1 ~N~0)]) [2024-10-31 22:11:35,823 INFO L294 olderBase$Statistics]: this new event has 22 ancestors and is cut-off event [2024-10-31 22:11:35,823 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2024-10-31 22:11:35,823 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2024-10-31 22:11:35,823 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2024-10-31 22:11:35,824 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([579] L79-->L73-6: Formula: (= |v_thread3Thread1of1ForFork1_~i~2#1_10| (+ |v_thread3Thread1of1ForFork1_~i~2#1_9| 1)) InVars {thread3Thread1of1ForFork1_~i~2#1=|v_thread3Thread1of1ForFork1_~i~2#1_9|} OutVars{thread3Thread1of1ForFork1_#t~post9#1=|v_thread3Thread1of1ForFork1_#t~post9#1_1|, thread3Thread1of1ForFork1_~tmp~2#1=|v_thread3Thread1of1ForFork1_~tmp~2#1_5|, thread3Thread1of1ForFork1_~i~2#1=|v_thread3Thread1of1ForFork1_~i~2#1_10|} AuxVars[] AssignedVars[thread3Thread1of1ForFork1_#t~post9#1, thread3Thread1of1ForFork1_~tmp~2#1, thread3Thread1of1ForFork1_~i~2#1][182], [Black: 566#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), 395#(and (<= 1 ~N~0) (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~M~0)), Black: 744#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 758#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 766#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 740#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 750#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 954#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0) (<= 1 ~M~0)), Black: 760#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 956#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 785#(<= 1 ~N~0), Black: 635#(and (<= 1 ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 768#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 950#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 960#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 948#(and (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), 733#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0)), Black: 946#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 966#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) (+ ~N~0 ~M~0)) (<= 1 ~M~0)), Black: 962#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) (+ ~N~0 ~M~0)) (<= 1 ~M~0)), Black: 937#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0)), Black: 958#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0) (<= 1 ~M~0)), Black: 952#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 397#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 399#(and (<= 1 ~N~0) (<= 1 ~M~0)), 1293#(and (<= (+ |thread1Thread1of1ForFork2_~i~0#1| 1) ~N~0) (<= 1 ~N~0)), Black: 246#(<= 1 ~N~0), Black: 401#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~M~0)), 944#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= 1 ~M~0)), 16#L73-6true, 36#L48true, 1136#(and (<= 1 ~N~0) (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~M~0)), Black: 235#(and (<= (+ ~M~0 1) ~N~0) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), 564#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0)), Black: 231#(and (<= (+ ~M~0 1) ~N~0) (<= 1 ~N~0)), 5#L99true, Black: 237#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), Black: 50#(and (= ~res2~0 ~res1~0) (or (= ~res1~0 0) (not (= |ULTIMATE.start_create_fresh_int_array_~size#1| 0))) (or (= |ULTIMATE.start_create_fresh_int_array_~size#1| 0) (and (<= |ULTIMATE.start_create_fresh_int_array_~i~3#1| 0) (<= 1 |ULTIMATE.start_create_fresh_int_array_~size#1|)))), Black: 48#(= ~res2~0 ~res1~0), Black: 1138#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), 28#L61true, Black: 572#(and (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 414#(<= 1 ~N~0), Black: 568#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0))]) [2024-10-31 22:11:35,824 INFO L294 olderBase$Statistics]: this new event has 22 ancestors and is cut-off event [2024-10-31 22:11:35,824 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2024-10-31 22:11:35,825 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2024-10-31 22:11:35,825 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2024-10-31 22:11:35,909 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([573] L66-->L60-6: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_10| (+ |v_thread2Thread1of1ForFork0_~i~1#1_9| 1)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_9|} OutVars{thread2Thread1of1ForFork0_~tmp~1#1=|v_thread2Thread1of1ForFork0_~tmp~1#1_5|, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_10|, thread2Thread1of1ForFork0_#t~post6#1=|v_thread2Thread1of1ForFork0_#t~post6#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~tmp~1#1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_#t~post6#1][180], [Black: 566#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 564#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0)), 397#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 744#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), 568#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), Black: 758#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 766#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), 233#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), Black: 740#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 954#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0) (<= 1 ~M~0)), Black: 760#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 956#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 785#(<= 1 ~N~0), Black: 635#(and (<= 1 ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 768#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 950#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 960#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 948#(and (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 946#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 966#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) (+ ~N~0 ~M~0)) (<= 1 ~M~0)), Black: 962#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) (+ ~N~0 ~M~0)) (<= 1 ~M~0)), Black: 958#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0) (<= 1 ~M~0)), Black: 952#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 399#(and (<= 1 ~N~0) (<= 1 ~M~0)), 1293#(and (<= (+ |thread1Thread1of1ForFork2_~i~0#1| 1) ~N~0) (<= 1 ~N~0)), Black: 246#(<= 1 ~N~0), Black: 401#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~M~0)), 1138#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 235#(and (<= (+ ~M~0 1) ~N~0) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), 937#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0)), Black: 231#(and (<= (+ ~M~0 1) ~N~0) (<= 1 ~N~0)), Black: 229#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0)), 5#L99true, Black: 237#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), 25#L60-6true, Black: 50#(and (= ~res2~0 ~res1~0) (or (= ~res1~0 0) (not (= |ULTIMATE.start_create_fresh_int_array_~size#1| 0))) (or (= |ULTIMATE.start_create_fresh_int_array_~size#1| 0) (and (<= |ULTIMATE.start_create_fresh_int_array_~i~3#1| 0) (<= 1 |ULTIMATE.start_create_fresh_int_array_~size#1|)))), Black: 48#(= ~res2~0 ~res1~0), 35#L74true, 12#L50true, 750#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 572#(and (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 414#(<= 1 ~N~0)]) [2024-10-31 22:11:35,909 INFO L294 olderBase$Statistics]: this new event has 23 ancestors and is cut-off event [2024-10-31 22:11:35,910 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-31 22:11:35,910 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-31 22:11:35,910 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2024-10-31 22:11:35,911 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([579] L79-->L73-6: Formula: (= |v_thread3Thread1of1ForFork1_~i~2#1_10| (+ |v_thread3Thread1of1ForFork1_~i~2#1_9| 1)) InVars {thread3Thread1of1ForFork1_~i~2#1=|v_thread3Thread1of1ForFork1_~i~2#1_9|} OutVars{thread3Thread1of1ForFork1_#t~post9#1=|v_thread3Thread1of1ForFork1_#t~post9#1_1|, thread3Thread1of1ForFork1_~tmp~2#1=|v_thread3Thread1of1ForFork1_~tmp~2#1_5|, thread3Thread1of1ForFork1_~i~2#1=|v_thread3Thread1of1ForFork1_~i~2#1_10|} AuxVars[] AssignedVars[thread3Thread1of1ForFork1_#t~post9#1, thread3Thread1of1ForFork1_~tmp~2#1, thread3Thread1of1ForFork1_~i~2#1][182], [Black: 566#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), 395#(and (<= 1 ~N~0) (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~M~0)), Black: 744#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 758#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 766#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 740#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 750#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 954#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0) (<= 1 ~M~0)), Black: 760#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 956#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 785#(<= 1 ~N~0), Black: 635#(and (<= 1 ~N~0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 768#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 950#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 960#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 948#(and (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), 733#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0)), Black: 946#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0)), Black: 966#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) (+ ~N~0 ~M~0)) (<= 1 ~M~0)), Black: 962#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) (+ ~N~0 ~M~0)) (<= 1 ~M~0)), Black: 937#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0)), Black: 958#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= |thread3Thread1of1ForFork1_~i~2#1| ~M~0) (<= 1 ~M~0)), Black: 952#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 397#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), Black: 399#(and (<= 1 ~N~0) (<= 1 ~M~0)), 1293#(and (<= (+ |thread1Thread1of1ForFork2_~i~0#1| 1) ~N~0) (<= 1 ~N~0)), Black: 246#(<= 1 ~N~0), Black: 401#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0)) (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~M~0)), 944#(and (<= 0 |thread1Thread1of1ForFork2_~i~0#1|) (<= 1 ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= 1 ~M~0)), 16#L73-6true, 1136#(and (<= 1 ~N~0) (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~M~0)), Black: 235#(and (<= (+ ~M~0 1) ~N~0) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), 564#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0)), Black: 231#(and (<= (+ ~M~0 1) ~N~0) (<= 1 ~N~0)), 5#L99true, Black: 237#(and (<= (+ |thread2Thread1of1ForFork0_~i~1#1| 1) ~N~0) (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0)), Black: 50#(and (= ~res2~0 ~res1~0) (or (= ~res1~0 0) (not (= |ULTIMATE.start_create_fresh_int_array_~size#1| 0))) (or (= |ULTIMATE.start_create_fresh_int_array_~size#1| 0) (and (<= |ULTIMATE.start_create_fresh_int_array_~i~3#1| 0) (<= 1 |ULTIMATE.start_create_fresh_int_array_~size#1|)))), Black: 48#(= ~res2~0 ~res1~0), Black: 1138#(and (<= 1 ~N~0) (or (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0) (< 0 ~M~0))), 12#L50true, 28#L61true, Black: 572#(and (<= 1 ~N~0) (or (< |thread2Thread1of1ForFork0_~i~1#1| ~M~0) (< |thread3Thread1of1ForFork1_~i~2#1| ~N~0))), Black: 414#(<= 1 ~N~0), Black: 568#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork1_~i~2#1| 1) ~N~0))]) [2024-10-31 22:11:35,911 INFO L294 olderBase$Statistics]: this new event has 23 ancestors and is cut-off event [2024-10-31 22:11:35,911 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2024-10-31 22:11:35,911 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-31 22:11:35,911 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-31 22:11:36,423 INFO L124 PetriNetUnfolderBase]: 5543/8627 cut-off events. [2024-10-31 22:11:36,423 INFO L125 PetriNetUnfolderBase]: For 74820/75234 co-relation queries the response was YES. [2024-10-31 22:11:36,470 INFO L83 FinitePrefix]: Finished finitePrefix Result has 41238 conditions, 8627 events. 5543/8627 cut-off events. For 74820/75234 co-relation queries the response was YES. Maximal size of possible extension queue 411. Compared 53265 event pairs, 1534 based on Foata normal form. 577/8783 useless extension candidates. Maximal degree in co-relation 41179. Up to 3893 conditions per place. [2024-10-31 22:11:36,530 INFO L140 encePairwiseOnDemand]: 30/36 looper letters, 273 selfloop transitions, 43 changer transitions 0/387 dead transitions. [2024-10-31 22:11:36,530 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 387 transitions, 5734 flow [2024-10-31 22:11:36,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 22:11:36,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-10-31 22:11:36,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 87 transitions. [2024-10-31 22:11:36,531 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.48333333333333334 [2024-10-31 22:11:36,531 INFO L175 Difference]: Start difference. First operand has 134 places, 308 transitions, 3942 flow. Second operand 5 states and 87 transitions. [2024-10-31 22:11:36,531 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 138 places, 387 transitions, 5734 flow [2024-10-31 22:11:37,044 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 134 places, 387 transitions, 5588 flow, removed 6 selfloop flow, removed 4 redundant places. [2024-10-31 22:11:37,049 INFO L231 Difference]: Finished difference. Result has 136 places, 309 transitions, 4083 flow [2024-10-31 22:11:37,050 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=3832, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=308, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=42, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=265, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=4083, PETRI_PLACES=136, PETRI_TRANSITIONS=309} [2024-10-31 22:11:37,050 INFO L277 CegarLoopForPetriNet]: 38 programPoint places, 98 predicate places. [2024-10-31 22:11:37,050 INFO L471 AbstractCegarLoop]: Abstraction has has 136 places, 309 transitions, 4083 flow [2024-10-31 22:11:37,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:37,051 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:37,051 INFO L204 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] [2024-10-31 22:11:37,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-31 22:11:37,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-10-31 22:11:37,252 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-31 22:11:37,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:37,252 INFO L85 PathProgramCache]: Analyzing trace with hash 418642818, now seen corresponding path program 1 times [2024-10-31 22:11:37,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:37,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412520894] [2024-10-31 22:11:37,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:37,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:38,166 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:38,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:38,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412520894] [2024-10-31 22:11:38,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412520894] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:11:38,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [729334372] [2024-10-31 22:11:38,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:38,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:11:38,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:11:38,168 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:11:38,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68d84c18-2d81-409c-a845-9806a2e47c8c/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-31 22:11:38,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:38,309 INFO L255 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-10-31 22:11:38,317 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:11:38,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-10-31 22:11:39,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-31 22:11:39,107 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:39,107 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:11:39,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2024-10-31 22:11:39,899 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-31 22:11:39,900 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 62 [2024-10-31 22:11:40,019 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:40,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [729334372] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 22:11:40,019 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 22:11:40,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 28 [2024-10-31 22:11:40,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690288138] [2024-10-31 22:11:40,020 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 22:11:40,020 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-10-31 22:11:40,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:40,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-10-31 22:11:40,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=713, Unknown=0, NotChecked=0, Total=812 [2024-10-31 22:11:40,576 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 6 out of 36 [2024-10-31 22:11:40,576 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 309 transitions, 4083 flow. Second operand has 29 states, 29 states have (on average 8.068965517241379) internal successors, (234), 29 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:11:40,576 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:40,576 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 6 of 36 [2024-10-31 22:11:40,577 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand