./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/singleton.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:25:38,908 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:25:38,967 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-11-29 04:25:38,971 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:25:38,971 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:25:38,994 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:25:38,994 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:25:38,995 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:25:38,996 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:25:38,996 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:25:38,997 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:25:38,997 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:25:38,998 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:25:38,998 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:25:38,999 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:25:39,000 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:25:39,000 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 04:25:39,001 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 04:25:39,001 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 04:25:39,002 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:25:39,002 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-29 04:25:39,003 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-29 04:25:39,003 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-29 04:25:39,004 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:25:39,004 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 04:25:39,004 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 04:25:39,005 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 04:25:39,005 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:25:39,006 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:25:39,006 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:25:39,007 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:25:39,007 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:25:39,007 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:25:39,008 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:25:39,008 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:25:39,008 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 04:25:39,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 04:25:39,008 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:25:39,008 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:25:39,008 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:25:39,009 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:25:39,009 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_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f [2023-11-29 04:25:39,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:25:39,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:25:39,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:25:39,228 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:25:39,228 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:25:39,229 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/pthread/singleton.i [2023-11-29 04:25:41,972 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:25:42,243 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:25:42,244 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/sv-benchmarks/c/pthread/singleton.i [2023-11-29 04:25:42,263 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/data/1d23ca615/83db31797a444454b1e198b18c28073f/FLAGf97997b14 [2023-11-29 04:25:42,278 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/data/1d23ca615/83db31797a444454b1e198b18c28073f [2023-11-29 04:25:42,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:25:42,283 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:25:42,284 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:25:42,284 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:25:42,290 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:25:42,290 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:25:42" (1/1) ... [2023-11-29 04:25:42,292 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4794cebe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:42, skipping insertion in model container [2023-11-29 04:25:42,292 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:25:42" (1/1) ... [2023-11-29 04:25:42,346 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:25:42,775 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:25:42,786 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:25:42,834 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:25:42,884 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:25:42,885 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:25:42,892 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:25:42,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:42 WrapperNode [2023-11-29 04:25:42,892 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:25:42,893 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:25:42,893 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:25:42,893 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:25:42,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:42" (1/1) ... [2023-11-29 04:25:42,916 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:42" (1/1) ... [2023-11-29 04:25:42,936 INFO L138 Inliner]: procedures = 324, calls = 52, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 37 [2023-11-29 04:25:42,936 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:25:42,937 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:25:42,937 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:25:42,937 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:25:42,948 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:42" (1/1) ... [2023-11-29 04:25:42,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:42" (1/1) ... [2023-11-29 04:25:42,953 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:42" (1/1) ... [2023-11-29 04:25:42,972 INFO L175 MemorySlicer]: Split 17 memory accesses to 8 slices as follows [2, 2, 2, 2, 2, 2, 3, 2]. 18 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0, 0, 0]. The 8 writes are split as follows [0, 1, 1, 1, 1, 1, 2, 1]. [2023-11-29 04:25:42,973 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:42" (1/1) ... [2023-11-29 04:25:42,973 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:42" (1/1) ... [2023-11-29 04:25:42,989 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:42" (1/1) ... [2023-11-29 04:25:42,992 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:42" (1/1) ... [2023-11-29 04:25:42,995 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:42" (1/1) ... [2023-11-29 04:25:42,997 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:42" (1/1) ... [2023-11-29 04:25:43,002 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:25:43,003 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:25:43,003 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:25:43,003 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:25:43,004 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:42" (1/1) ... [2023-11-29 04:25:43,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:25:43,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:25:43,037 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 04:25:43,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 04:25:43,065 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-29 04:25:43,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 04:25:43,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 04:25:43,065 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-29 04:25:43,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 04:25:43,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 04:25:43,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-29 04:25:43,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-29 04:25:43,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-29 04:25:43,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-29 04:25:43,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-29 04:25:43,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-29 04:25:43,067 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-11-29 04:25:43,067 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-11-29 04:25:43,067 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-29 04:25:43,067 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-29 04:25:43,067 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-29 04:25:43,067 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-29 04:25:43,068 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-29 04:25:43,068 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-29 04:25:43,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 04:25:43,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 04:25:43,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 04:25:43,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-29 04:25:43,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-29 04:25:43,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-29 04:25:43,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-29 04:25:43,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-29 04:25:43,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 04:25:43,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:25:43,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 04:25:43,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 04:25:43,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 04:25:43,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 04:25:43,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 04:25:43,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-29 04:25:43,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-29 04:25:43,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-29 04:25:43,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:25:43,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:25:43,072 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-29 04:25:43,234 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:25:43,236 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:25:43,532 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:25:43,641 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:25:43,641 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-29 04:25:43,642 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:25:43 BoogieIcfgContainer [2023-11-29 04:25:43,642 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:25:43,644 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 04:25:43,644 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 04:25:43,646 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 04:25:43,647 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 04:25:42" (1/3) ... [2023-11-29 04:25:43,647 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@578c4890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:25:43, skipping insertion in model container [2023-11-29 04:25:43,647 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:42" (2/3) ... [2023-11-29 04:25:43,647 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@578c4890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:25:43, skipping insertion in model container [2023-11-29 04:25:43,648 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:25:43" (3/3) ... [2023-11-29 04:25:43,649 INFO L112 eAbstractionObserver]: Analyzing ICFG singleton.i [2023-11-29 04:25:43,662 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 04:25:43,662 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2023-11-29 04:25:43,662 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-29 04:25:43,775 INFO L144 ThreadInstanceAdder]: Constructed 21 joinOtherThreadTransitions. [2023-11-29 04:25:43,807 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 165 places, 156 transitions, 409 flow [2023-11-29 04:25:43,848 INFO L124 PetriNetUnfolderBase]: 7/101 cut-off events. [2023-11-29 04:25:43,848 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2023-11-29 04:25:43,852 INFO L83 FinitePrefix]: Finished finitePrefix Result has 131 conditions, 101 events. 7/101 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 179 event pairs, 0 based on Foata normal form. 0/58 useless extension candidates. Maximal degree in co-relation 101. Up to 3 conditions per place. [2023-11-29 04:25:43,853 INFO L82 GeneralOperation]: Start removeDead. Operand has 165 places, 156 transitions, 409 flow [2023-11-29 04:25:43,858 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 112 places, 100 transitions, 251 flow [2023-11-29 04:25:43,867 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 04:25:43,872 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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;@40bbb2d7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 04:25:43,872 INFO L358 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2023-11-29 04:25:43,874 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-29 04:25:43,874 INFO L124 PetriNetUnfolderBase]: 0/2 cut-off events. [2023-11-29 04:25:43,875 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-29 04:25:43,875 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:25:43,875 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2023-11-29 04:25:43,876 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:25:43,880 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:43,880 INFO L85 PathProgramCache]: Analyzing trace with hash 9778, now seen corresponding path program 1 times [2023-11-29 04:25:43,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:43,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326027336] [2023-11-29 04:25:43,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:43,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:43,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:44,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:25:44,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:25:44,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326027336] [2023-11-29 04:25:44,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326027336] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:44,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:44,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-29 04:25:44,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240303420] [2023-11-29 04:25:44,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:44,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:25:44,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:25:44,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:25:44,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:25:44,222 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 158 [2023-11-29 04:25:44,225 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 100 transitions, 251 flow. Second operand has 3 states, 3 states have (on average 83.66666666666667) internal successors, (251), 3 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:44,225 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:25:44,225 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 158 [2023-11-29 04:25:44,226 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:25:47,573 INFO L124 PetriNetUnfolderBase]: 17146/29858 cut-off events. [2023-11-29 04:25:47,573 INFO L125 PetriNetUnfolderBase]: For 1886/1889 co-relation queries the response was YES. [2023-11-29 04:25:47,662 INFO L83 FinitePrefix]: Finished finitePrefix Result has 54086 conditions, 29858 events. 17146/29858 cut-off events. For 1886/1889 co-relation queries the response was YES. Maximal size of possible extension queue 2317. Compared 271165 event pairs, 16673 based on Foata normal form. 4/17157 useless extension candidates. Maximal degree in co-relation 54038. Up to 22322 conditions per place. [2023-11-29 04:25:47,891 INFO L140 encePairwiseOnDemand]: 150/158 looper letters, 52 selfloop transitions, 4 changer transitions 0/102 dead transitions. [2023-11-29 04:25:47,892 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 102 transitions, 370 flow [2023-11-29 04:25:47,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:25:47,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:25:47,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 311 transitions. [2023-11-29 04:25:47,906 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6561181434599156 [2023-11-29 04:25:47,906 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 311 transitions. [2023-11-29 04:25:47,907 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 311 transitions. [2023-11-29 04:25:47,909 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:25:47,911 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 311 transitions. [2023-11-29 04:25:47,914 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:47,919 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:47,920 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:47,922 INFO L175 Difference]: Start difference. First operand has 112 places, 100 transitions, 251 flow. Second operand 3 states and 311 transitions. [2023-11-29 04:25:47,923 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 102 transitions, 370 flow [2023-11-29 04:25:48,110 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 102 transitions, 334 flow, removed 0 selfloop flow, removed 12 redundant places. [2023-11-29 04:25:48,113 INFO L231 Difference]: Finished difference. Result has 102 places, 98 transitions, 235 flow [2023-11-29 04:25:48,115 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=209, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=96, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=235, PETRI_PLACES=102, PETRI_TRANSITIONS=98} [2023-11-29 04:25:48,118 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -10 predicate places. [2023-11-29 04:25:48,118 INFO L495 AbstractCegarLoop]: Abstraction has has 102 places, 98 transitions, 235 flow [2023-11-29 04:25:48,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 83.66666666666667) internal successors, (251), 3 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:48,119 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:25:48,119 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2023-11-29 04:25:48,119 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 04:25:48,120 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:25:48,120 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:48,120 INFO L85 PathProgramCache]: Analyzing trace with hash 9779, now seen corresponding path program 1 times [2023-11-29 04:25:48,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:48,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141267629] [2023-11-29 04:25:48,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:48,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:48,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:48,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:25:48,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:25:48,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141267629] [2023-11-29 04:25:48,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2141267629] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:48,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:48,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-29 04:25:48,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601364936] [2023-11-29 04:25:48,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:48,219 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:25:48,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:25:48,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:25:48,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:25:48,304 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 158 [2023-11-29 04:25:48,305 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 98 transitions, 235 flow. Second operand has 3 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:48,305 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:25:48,305 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 158 [2023-11-29 04:25:48,305 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:25:50,417 INFO L124 PetriNetUnfolderBase]: 17142/29838 cut-off events. [2023-11-29 04:25:50,417 INFO L125 PetriNetUnfolderBase]: For 480/485 co-relation queries the response was YES. [2023-11-29 04:25:50,453 INFO L83 FinitePrefix]: Finished finitePrefix Result has 52654 conditions, 29838 events. 17142/29838 cut-off events. For 480/485 co-relation queries the response was YES. Maximal size of possible extension queue 2415. Compared 271691 event pairs, 14946 based on Foata normal form. 7/17148 useless extension candidates. Maximal degree in co-relation 52589. Up to 22311 conditions per place. [2023-11-29 04:25:50,555 INFO L140 encePairwiseOnDemand]: 154/158 looper letters, 49 selfloop transitions, 2 changer transitions 0/99 dead transitions. [2023-11-29 04:25:50,555 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 99 transitions, 339 flow [2023-11-29 04:25:50,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:25:50,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:25:50,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 307 transitions. [2023-11-29 04:25:50,558 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6476793248945147 [2023-11-29 04:25:50,558 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 307 transitions. [2023-11-29 04:25:50,558 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 307 transitions. [2023-11-29 04:25:50,559 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:25:50,559 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 307 transitions. [2023-11-29 04:25:50,560 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 102.33333333333333) internal successors, (307), 3 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:50,563 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:50,563 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:50,563 INFO L175 Difference]: Start difference. First operand has 102 places, 98 transitions, 235 flow. Second operand 3 states and 307 transitions. [2023-11-29 04:25:50,563 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 99 transitions, 339 flow [2023-11-29 04:25:50,565 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 99 transitions, 331 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 04:25:50,567 INFO L231 Difference]: Finished difference. Result has 102 places, 97 transitions, 233 flow [2023-11-29 04:25:50,568 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=225, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=233, PETRI_PLACES=102, PETRI_TRANSITIONS=97} [2023-11-29 04:25:50,568 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -10 predicate places. [2023-11-29 04:25:50,569 INFO L495 AbstractCegarLoop]: Abstraction has has 102 places, 97 transitions, 233 flow [2023-11-29 04:25:50,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:50,569 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:25:50,569 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-11-29 04:25:50,569 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 04:25:50,570 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:25:50,570 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:50,570 INFO L85 PathProgramCache]: Analyzing trace with hash 291672140, now seen corresponding path program 1 times [2023-11-29 04:25:50,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:50,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20607266] [2023-11-29 04:25:50,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:50,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:50,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:25:50,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:25:50,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20607266] [2023-11-29 04:25:50,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20607266] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:50,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:50,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:25:50,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673892992] [2023-11-29 04:25:50,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:50,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:25:50,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:25:50,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:25:50,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:25:50,861 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 158 [2023-11-29 04:25:50,861 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 97 transitions, 233 flow. Second operand has 3 states, 3 states have (on average 84.33333333333333) internal successors, (253), 3 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:50,862 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:25:50,862 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 158 [2023-11-29 04:25:50,862 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:25:52,326 INFO L124 PetriNetUnfolderBase]: 10862/19344 cut-off events. [2023-11-29 04:25:52,326 INFO L125 PetriNetUnfolderBase]: For 319/321 co-relation queries the response was YES. [2023-11-29 04:25:52,359 INFO L83 FinitePrefix]: Finished finitePrefix Result has 34015 conditions, 19344 events. 10862/19344 cut-off events. For 319/321 co-relation queries the response was YES. Maximal size of possible extension queue 1739. Compared 171090 event pairs, 8821 based on Foata normal form. 0/10882 useless extension candidates. Maximal degree in co-relation 33956. Up to 14312 conditions per place. [2023-11-29 04:25:52,438 INFO L140 encePairwiseOnDemand]: 154/158 looper letters, 49 selfloop transitions, 2 changer transitions 0/96 dead transitions. [2023-11-29 04:25:52,439 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 96 transitions, 333 flow [2023-11-29 04:25:52,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:25:52,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:25:52,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 301 transitions. [2023-11-29 04:25:52,441 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6350210970464135 [2023-11-29 04:25:52,441 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 301 transitions. [2023-11-29 04:25:52,441 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 301 transitions. [2023-11-29 04:25:52,442 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:25:52,442 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 301 transitions. [2023-11-29 04:25:52,443 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 100.33333333333333) internal successors, (301), 3 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:52,446 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:52,446 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:52,447 INFO L175 Difference]: Start difference. First operand has 102 places, 97 transitions, 233 flow. Second operand 3 states and 301 transitions. [2023-11-29 04:25:52,447 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 96 transitions, 333 flow [2023-11-29 04:25:52,448 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 96 transitions, 329 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 04:25:52,451 INFO L231 Difference]: Finished difference. Result has 100 places, 95 transitions, 229 flow [2023-11-29 04:25:52,451 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=225, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=95, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=229, PETRI_PLACES=100, PETRI_TRANSITIONS=95} [2023-11-29 04:25:52,452 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -12 predicate places. [2023-11-29 04:25:52,452 INFO L495 AbstractCegarLoop]: Abstraction has has 100 places, 95 transitions, 229 flow [2023-11-29 04:25:52,453 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 84.33333333333333) internal successors, (253), 3 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:52,453 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:25:52,453 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-11-29 04:25:52,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 04:25:52,454 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:25:52,454 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:52,454 INFO L85 PathProgramCache]: Analyzing trace with hash 291672141, now seen corresponding path program 1 times [2023-11-29 04:25:52,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:52,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804123997] [2023-11-29 04:25:52,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:52,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:52,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:52,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:25:52,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:25:52,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804123997] [2023-11-29 04:25:52,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804123997] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:52,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:52,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:25:52,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215082199] [2023-11-29 04:25:52,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:52,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:25:52,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:25:52,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:25:52,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:25:52,729 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 158 [2023-11-29 04:25:52,730 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 95 transitions, 229 flow. Second operand has 3 states, 3 states have (on average 86.33333333333333) internal successors, (259), 3 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:52,730 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:25:52,730 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 158 [2023-11-29 04:25:52,730 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:25:53,979 INFO L124 PetriNetUnfolderBase]: 10858/19336 cut-off events. [2023-11-29 04:25:53,980 INFO L125 PetriNetUnfolderBase]: For 321/324 co-relation queries the response was YES. [2023-11-29 04:25:54,011 INFO L83 FinitePrefix]: Finished finitePrefix Result has 33997 conditions, 19336 events. 10858/19336 cut-off events. For 321/324 co-relation queries the response was YES. Maximal size of possible extension queue 1739. Compared 171128 event pairs, 10538 based on Foata normal form. 5/10879 useless extension candidates. Maximal degree in co-relation 33934. Up to 14311 conditions per place. [2023-11-29 04:25:54,095 INFO L140 encePairwiseOnDemand]: 154/158 looper letters, 49 selfloop transitions, 2 changer transitions 0/96 dead transitions. [2023-11-29 04:25:54,096 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 96 transitions, 333 flow [2023-11-29 04:25:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:25:54,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:25:54,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 307 transitions. [2023-11-29 04:25:54,097 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6476793248945147 [2023-11-29 04:25:54,097 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 307 transitions. [2023-11-29 04:25:54,097 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 307 transitions. [2023-11-29 04:25:54,098 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:25:54,098 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 307 transitions. [2023-11-29 04:25:54,099 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 102.33333333333333) internal successors, (307), 3 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:54,100 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:54,101 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:54,101 INFO L175 Difference]: Start difference. First operand has 100 places, 95 transitions, 229 flow. Second operand 3 states and 307 transitions. [2023-11-29 04:25:54,101 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 96 transitions, 333 flow [2023-11-29 04:25:54,102 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 96 transitions, 329 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 04:25:54,104 INFO L231 Difference]: Finished difference. Result has 100 places, 94 transitions, 231 flow [2023-11-29 04:25:54,104 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=223, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=94, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=231, PETRI_PLACES=100, PETRI_TRANSITIONS=94} [2023-11-29 04:25:54,236 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -12 predicate places. [2023-11-29 04:25:54,237 INFO L495 AbstractCegarLoop]: Abstraction has has 100 places, 94 transitions, 231 flow [2023-11-29 04:25:54,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.33333333333333) internal successors, (259), 3 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:54,237 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:25:54,237 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:25:54,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 04:25:54,237 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:25:54,238 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:54,238 INFO L85 PathProgramCache]: Analyzing trace with hash -2105682265, now seen corresponding path program 1 times [2023-11-29 04:25:54,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:54,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407210513] [2023-11-29 04:25:54,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:54,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:54,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:54,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:25:54,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:25:54,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407210513] [2023-11-29 04:25:54,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407210513] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:54,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:54,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:25:54,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615345059] [2023-11-29 04:25:54,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:54,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:25:54,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:25:54,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:25:54,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:25:54,842 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 158 [2023-11-29 04:25:54,843 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 94 transitions, 231 flow. Second operand has 6 states, 6 states have (on average 80.5) internal successors, (483), 6 states have internal predecessors, (483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:54,843 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:25:54,843 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 158 [2023-11-29 04:25:54,843 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:25:56,632 INFO L124 PetriNetUnfolderBase]: 17146/29842 cut-off events. [2023-11-29 04:25:56,633 INFO L125 PetriNetUnfolderBase]: For 3925/3931 co-relation queries the response was YES. [2023-11-29 04:25:56,673 INFO L83 FinitePrefix]: Finished finitePrefix Result has 54408 conditions, 29842 events. 17146/29842 cut-off events. For 3925/3931 co-relation queries the response was YES. Maximal size of possible extension queue 2415. Compared 271525 event pairs, 13227 based on Foata normal form. 1721/18873 useless extension candidates. Maximal degree in co-relation 33937. Up to 22313 conditions per place. [2023-11-29 04:25:56,768 INFO L140 encePairwiseOnDemand]: 152/158 looper letters, 52 selfloop transitions, 6 changer transitions 0/99 dead transitions. [2023-11-29 04:25:56,768 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 99 transitions, 358 flow [2023-11-29 04:25:56,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 04:25:56,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-11-29 04:25:56,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 455 transitions. [2023-11-29 04:25:56,770 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5759493670886076 [2023-11-29 04:25:56,770 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 455 transitions. [2023-11-29 04:25:56,770 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 455 transitions. [2023-11-29 04:25:56,770 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:25:56,771 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 455 transitions. [2023-11-29 04:25:56,772 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 91.0) internal successors, (455), 5 states have internal predecessors, (455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:56,773 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 158.0) internal successors, (948), 6 states have internal predecessors, (948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:56,774 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 158.0) internal successors, (948), 6 states have internal predecessors, (948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:56,774 INFO L175 Difference]: Start difference. First operand has 100 places, 94 transitions, 231 flow. Second operand 5 states and 455 transitions. [2023-11-29 04:25:56,774 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 99 transitions, 358 flow [2023-11-29 04:25:56,775 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 99 transitions, 352 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-11-29 04:25:56,777 INFO L231 Difference]: Finished difference. Result has 100 places, 93 transitions, 233 flow [2023-11-29 04:25:56,777 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=221, PETRI_DIFFERENCE_MINUEND_PLACES=96, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=233, PETRI_PLACES=100, PETRI_TRANSITIONS=93} [2023-11-29 04:25:56,778 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -12 predicate places. [2023-11-29 04:25:56,778 INFO L495 AbstractCegarLoop]: Abstraction has has 100 places, 93 transitions, 233 flow [2023-11-29 04:25:56,778 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 80.5) internal successors, (483), 6 states have internal predecessors, (483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:56,778 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:25:56,778 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:25:56,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 04:25:56,779 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread0Err3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:25:56,779 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:56,779 INFO L85 PathProgramCache]: Analyzing trace with hash -2105724464, now seen corresponding path program 1 times [2023-11-29 04:25:56,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:56,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719059579] [2023-11-29 04:25:56,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:56,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:56,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:56,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:25:56,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:25:56,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719059579] [2023-11-29 04:25:56,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719059579] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:56,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:56,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:25:56,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803858481] [2023-11-29 04:25:56,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:56,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:25:56,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:25:56,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:25:56,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:25:57,037 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 158 [2023-11-29 04:25:57,037 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 93 transitions, 233 flow. Second operand has 5 states, 5 states have (on average 82.6) internal successors, (413), 5 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:57,037 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:25:57,038 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 158 [2023-11-29 04:25:57,038 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:25:58,468 INFO L124 PetriNetUnfolderBase]: 10862/19336 cut-off events. [2023-11-29 04:25:58,468 INFO L125 PetriNetUnfolderBase]: For 327/329 co-relation queries the response was YES. [2023-11-29 04:25:58,498 INFO L83 FinitePrefix]: Finished finitePrefix Result has 34007 conditions, 19336 events. 10862/19336 cut-off events. For 327/329 co-relation queries the response was YES. Maximal size of possible extension queue 1739. Compared 171182 event pairs, 8821 based on Foata normal form. 2/10877 useless extension candidates. Maximal degree in co-relation 33944. Up to 14312 conditions per place. [2023-11-29 04:25:58,575 INFO L140 encePairwiseOnDemand]: 155/158 looper letters, 49 selfloop transitions, 2 changer transitions 0/93 dead transitions. [2023-11-29 04:25:58,575 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 93 transitions, 333 flow [2023-11-29 04:25:58,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:25:58,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:25:58,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 294 transitions. [2023-11-29 04:25:58,577 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.620253164556962 [2023-11-29 04:25:58,577 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 294 transitions. [2023-11-29 04:25:58,577 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 294 transitions. [2023-11-29 04:25:58,577 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:25:58,577 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 294 transitions. [2023-11-29 04:25:58,578 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 98.0) internal successors, (294), 3 states have internal predecessors, (294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:58,580 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:58,580 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:58,580 INFO L175 Difference]: Start difference. First operand has 100 places, 93 transitions, 233 flow. Second operand 3 states and 294 transitions. [2023-11-29 04:25:58,580 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 93 transitions, 333 flow [2023-11-29 04:25:58,582 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 98 places, 93 transitions, 326 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-11-29 04:25:58,583 INFO L231 Difference]: Finished difference. Result has 98 places, 92 transitions, 226 flow [2023-11-29 04:25:58,584 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=222, PETRI_DIFFERENCE_MINUEND_PLACES=96, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=90, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=226, PETRI_PLACES=98, PETRI_TRANSITIONS=92} [2023-11-29 04:25:58,584 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -14 predicate places. [2023-11-29 04:25:58,585 INFO L495 AbstractCegarLoop]: Abstraction has has 98 places, 92 transitions, 226 flow [2023-11-29 04:25:58,585 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 82.6) internal successors, (413), 5 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:58,585 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:25:58,585 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:25:58,585 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-29 04:25:58,586 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread0Err5REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:25:58,586 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:58,586 INFO L85 PathProgramCache]: Analyzing trace with hash 1929646668, now seen corresponding path program 1 times [2023-11-29 04:25:58,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:58,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459283594] [2023-11-29 04:25:58,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:58,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:58,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:58,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:25:58,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:25:58,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459283594] [2023-11-29 04:25:58,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459283594] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:58,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:58,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:25:58,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300453843] [2023-11-29 04:25:58,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:58,854 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:25:58,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:25:58,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:25:58,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:25:58,967 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 158 [2023-11-29 04:25:58,968 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 92 transitions, 226 flow. Second operand has 4 states, 4 states have (on average 87.25) internal successors, (349), 4 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:25:58,968 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:25:58,968 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 158 [2023-11-29 04:25:58,968 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:00,106 INFO L124 PetriNetUnfolderBase]: 10857/18329 cut-off events. [2023-11-29 04:26:00,106 INFO L125 PetriNetUnfolderBase]: For 328/330 co-relation queries the response was YES. [2023-11-29 04:26:00,134 INFO L83 FinitePrefix]: Finished finitePrefix Result has 32983 conditions, 18329 events. 10857/18329 cut-off events. For 328/330 co-relation queries the response was YES. Maximal size of possible extension queue 1492. Compared 149980 event pairs, 8819 based on Foata normal form. 1252/12122 useless extension candidates. Maximal degree in co-relation 32920. Up to 14301 conditions per place. [2023-11-29 04:26:00,210 INFO L140 encePairwiseOnDemand]: 154/158 looper letters, 47 selfloop transitions, 2 changer transitions 0/91 dead transitions. [2023-11-29 04:26:00,210 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 98 places, 91 transitions, 322 flow [2023-11-29 04:26:00,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:00,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:26:00,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 305 transitions. [2023-11-29 04:26:00,212 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6434599156118144 [2023-11-29 04:26:00,212 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 305 transitions. [2023-11-29 04:26:00,212 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 305 transitions. [2023-11-29 04:26:00,212 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:00,212 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 305 transitions. [2023-11-29 04:26:00,213 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:00,214 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:00,214 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:00,214 INFO L175 Difference]: Start difference. First operand has 98 places, 92 transitions, 226 flow. Second operand 3 states and 305 transitions. [2023-11-29 04:26:00,214 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 98 places, 91 transitions, 322 flow [2023-11-29 04:26:00,215 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 91 transitions, 318 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 04:26:00,216 INFO L231 Difference]: Finished difference. Result has 96 places, 90 transitions, 222 flow [2023-11-29 04:26:00,217 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=218, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=222, PETRI_PLACES=96, PETRI_TRANSITIONS=90} [2023-11-29 04:26:00,217 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -16 predicate places. [2023-11-29 04:26:00,217 INFO L495 AbstractCegarLoop]: Abstraction has has 96 places, 90 transitions, 222 flow [2023-11-29 04:26:00,218 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 87.25) internal successors, (349), 4 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:00,218 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:00,218 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:00,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-29 04:26:00,218 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread0Err4REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:00,219 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:00,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1929646667, now seen corresponding path program 1 times [2023-11-29 04:26:00,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:26:00,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161063060] [2023-11-29 04:26:00,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:00,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:26:00,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:00,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:00,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:26:00,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161063060] [2023-11-29 04:26:00,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161063060] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:00,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:00,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:26:00,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921044785] [2023-11-29 04:26:00,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:00,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:00,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:26:00,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:00,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:00,442 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 158 [2023-11-29 04:26:00,443 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 90 transitions, 222 flow. Second operand has 3 states, 3 states have (on average 86.0) internal successors, (258), 3 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:00,443 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:00,443 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 158 [2023-11-29 04:26:00,443 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:01,831 INFO L124 PetriNetUnfolderBase]: 15483/22451 cut-off events. [2023-11-29 04:26:01,831 INFO L125 PetriNetUnfolderBase]: For 128/128 co-relation queries the response was YES. [2023-11-29 04:26:01,863 INFO L83 FinitePrefix]: Finished finitePrefix Result has 42983 conditions, 22451 events. 15483/22451 cut-off events. For 128/128 co-relation queries the response was YES. Maximal size of possible extension queue 1456. Compared 149049 event pairs, 12819 based on Foata normal form. 0/13882 useless extension candidates. Maximal degree in co-relation 42920. Up to 20179 conditions per place. [2023-11-29 04:26:01,952 INFO L140 encePairwiseOnDemand]: 154/158 looper letters, 49 selfloop transitions, 2 changer transitions 0/89 dead transitions. [2023-11-29 04:26:01,952 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 89 transitions, 322 flow [2023-11-29 04:26:01,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:01,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:26:01,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 301 transitions. [2023-11-29 04:26:01,955 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6350210970464135 [2023-11-29 04:26:01,955 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 301 transitions. [2023-11-29 04:26:01,955 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 301 transitions. [2023-11-29 04:26:01,955 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:01,955 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 301 transitions. [2023-11-29 04:26:01,956 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 100.33333333333333) internal successors, (301), 3 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:01,958 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:01,958 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:01,958 INFO L175 Difference]: Start difference. First operand has 96 places, 90 transitions, 222 flow. Second operand 3 states and 301 transitions. [2023-11-29 04:26:01,958 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 89 transitions, 322 flow [2023-11-29 04:26:01,960 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 89 transitions, 318 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 04:26:01,961 INFO L231 Difference]: Finished difference. Result has 94 places, 88 transitions, 218 flow [2023-11-29 04:26:01,962 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=214, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=88, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=218, PETRI_PLACES=94, PETRI_TRANSITIONS=88} [2023-11-29 04:26:01,963 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -18 predicate places. [2023-11-29 04:26:01,963 INFO L495 AbstractCegarLoop]: Abstraction has has 94 places, 88 transitions, 218 flow [2023-11-29 04:26:01,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.0) internal successors, (258), 3 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:01,963 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:01,963 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:01,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-29 04:26:01,964 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thread0Err6REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:01,964 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:01,964 INFO L85 PathProgramCache]: Analyzing trace with hash -2033018375, now seen corresponding path program 1 times [2023-11-29 04:26:01,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:26:01,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27518682] [2023-11-29 04:26:01,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:01,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:26:01,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:02,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:02,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:26:02,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27518682] [2023-11-29 04:26:02,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27518682] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:02,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:02,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:26:02,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994750998] [2023-11-29 04:26:02,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:02,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:02,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:26:02,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:02,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:02,206 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 158 [2023-11-29 04:26:02,207 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 88 transitions, 218 flow. Second operand has 3 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:02,207 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:02,207 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 158 [2023-11-29 04:26:02,207 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:03,594 INFO L124 PetriNetUnfolderBase]: 11595/17957 cut-off events. [2023-11-29 04:26:03,594 INFO L125 PetriNetUnfolderBase]: For 289/289 co-relation queries the response was YES. [2023-11-29 04:26:03,620 INFO L83 FinitePrefix]: Finished finitePrefix Result has 33609 conditions, 17957 events. 11595/17957 cut-off events. For 289/289 co-relation queries the response was YES. Maximal size of possible extension queue 1250. Compared 129084 event pairs, 9427 based on Foata normal form. 0/11550 useless extension candidates. Maximal degree in co-relation 33546. Up to 15299 conditions per place. [2023-11-29 04:26:03,691 INFO L140 encePairwiseOnDemand]: 154/158 looper letters, 49 selfloop transitions, 2 changer transitions 0/87 dead transitions. [2023-11-29 04:26:03,691 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 87 transitions, 318 flow [2023-11-29 04:26:03,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:03,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:26:03,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 301 transitions. [2023-11-29 04:26:03,694 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6350210970464135 [2023-11-29 04:26:03,694 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 301 transitions. [2023-11-29 04:26:03,694 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 301 transitions. [2023-11-29 04:26:03,694 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:03,694 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 301 transitions. [2023-11-29 04:26:03,695 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 100.33333333333333) internal successors, (301), 3 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:03,697 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:03,697 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:03,697 INFO L175 Difference]: Start difference. First operand has 94 places, 88 transitions, 218 flow. Second operand 3 states and 301 transitions. [2023-11-29 04:26:03,697 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 87 transitions, 318 flow [2023-11-29 04:26:03,699 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 87 transitions, 314 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 04:26:03,701 INFO L231 Difference]: Finished difference. Result has 92 places, 86 transitions, 214 flow [2023-11-29 04:26:03,701 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=210, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=84, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=214, PETRI_PLACES=92, PETRI_TRANSITIONS=86} [2023-11-29 04:26:03,702 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -20 predicate places. [2023-11-29 04:26:03,702 INFO L495 AbstractCegarLoop]: Abstraction has has 92 places, 86 transitions, 214 flow [2023-11-29 04:26:03,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:03,702 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:03,702 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:03,702 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-29 04:26:03,703 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread0Err7REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:03,703 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:03,703 INFO L85 PathProgramCache]: Analyzing trace with hash -2033018374, now seen corresponding path program 1 times [2023-11-29 04:26:03,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:26:03,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166953156] [2023-11-29 04:26:03,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:03,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:26:03,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:03,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:03,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:26:03,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166953156] [2023-11-29 04:26:03,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166953156] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:03,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:03,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:26:03,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479449857] [2023-11-29 04:26:03,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:03,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:26:03,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:26:03,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:26:03,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:26:04,056 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 158 [2023-11-29 04:26:04,056 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 86 transitions, 214 flow. Second operand has 4 states, 4 states have (on average 87.75) internal successors, (351), 4 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:04,057 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:04,057 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 158 [2023-11-29 04:26:04,057 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:05,417 INFO L124 PetriNetUnfolderBase]: 10857/16911 cut-off events. [2023-11-29 04:26:05,418 INFO L125 PetriNetUnfolderBase]: For 329/331 co-relation queries the response was YES. [2023-11-29 04:26:05,440 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31565 conditions, 16911 events. 10857/16911 cut-off events. For 329/331 co-relation queries the response was YES. Maximal size of possible extension queue 1241. Compared 122446 event pairs, 8819 based on Foata normal form. 210/11080 useless extension candidates. Maximal degree in co-relation 31502. Up to 14301 conditions per place. [2023-11-29 04:26:05,506 INFO L140 encePairwiseOnDemand]: 154/158 looper letters, 47 selfloop transitions, 2 changer transitions 0/85 dead transitions. [2023-11-29 04:26:05,506 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 85 transitions, 310 flow [2023-11-29 04:26:05,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:05,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:26:05,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 305 transitions. [2023-11-29 04:26:05,508 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6434599156118144 [2023-11-29 04:26:05,508 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 305 transitions. [2023-11-29 04:26:05,508 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 305 transitions. [2023-11-29 04:26:05,509 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:05,509 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 305 transitions. [2023-11-29 04:26:05,510 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:05,511 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:05,512 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:05,512 INFO L175 Difference]: Start difference. First operand has 92 places, 86 transitions, 214 flow. Second operand 3 states and 305 transitions. [2023-11-29 04:26:05,512 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 85 transitions, 310 flow [2023-11-29 04:26:05,513 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 85 transitions, 306 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 04:26:05,515 INFO L231 Difference]: Finished difference. Result has 90 places, 84 transitions, 210 flow [2023-11-29 04:26:05,515 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=206, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=84, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=82, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=210, PETRI_PLACES=90, PETRI_TRANSITIONS=84} [2023-11-29 04:26:05,516 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -22 predicate places. [2023-11-29 04:26:05,516 INFO L495 AbstractCegarLoop]: Abstraction has has 90 places, 84 transitions, 210 flow [2023-11-29 04:26:05,516 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 87.75) internal successors, (351), 4 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:05,516 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:05,517 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:05,517 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-29 04:26:05,517 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:05,517 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:05,517 INFO L85 PathProgramCache]: Analyzing trace with hash -2033017032, now seen corresponding path program 1 times [2023-11-29 04:26:05,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:26:05,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49853930] [2023-11-29 04:26:05,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:05,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:26:05,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:05,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:05,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:26:05,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49853930] [2023-11-29 04:26:05,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49853930] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:05,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:05,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:26:05,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471391856] [2023-11-29 04:26:05,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:05,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:05,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:26:05,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:05,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:05,659 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 158 [2023-11-29 04:26:05,660 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 84 transitions, 210 flow. Second operand has 3 states, 3 states have (on average 89.33333333333333) internal successors, (268), 3 states have internal predecessors, (268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:05,660 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:05,660 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 158 [2023-11-29 04:26:05,660 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:06,223 INFO L124 PetriNetUnfolderBase]: 4536/7307 cut-off events. [2023-11-29 04:26:06,223 INFO L125 PetriNetUnfolderBase]: For 186/190 co-relation queries the response was YES. [2023-11-29 04:26:06,233 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13600 conditions, 7307 events. 4536/7307 cut-off events. For 186/190 co-relation queries the response was YES. Maximal size of possible extension queue 444. Compared 47553 event pairs, 3592 based on Foata normal form. 2/5389 useless extension candidates. Maximal degree in co-relation 13531. Up to 6073 conditions per place. [2023-11-29 04:26:06,265 INFO L140 encePairwiseOnDemand]: 150/158 looper letters, 42 selfloop transitions, 5 changer transitions 0/82 dead transitions. [2023-11-29 04:26:06,265 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 82 transitions, 300 flow [2023-11-29 04:26:06,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:06,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:26:06,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 308 transitions. [2023-11-29 04:26:06,267 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6497890295358649 [2023-11-29 04:26:06,267 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 308 transitions. [2023-11-29 04:26:06,267 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 308 transitions. [2023-11-29 04:26:06,268 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:06,268 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 308 transitions. [2023-11-29 04:26:06,268 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 102.66666666666667) internal successors, (308), 3 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:06,269 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:06,270 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:06,270 INFO L175 Difference]: Start difference. First operand has 90 places, 84 transitions, 210 flow. Second operand 3 states and 308 transitions. [2023-11-29 04:26:06,270 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 82 transitions, 300 flow [2023-11-29 04:26:06,271 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 86 places, 82 transitions, 296 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 04:26:06,272 INFO L231 Difference]: Finished difference. Result has 86 places, 80 transitions, 208 flow [2023-11-29 04:26:06,272 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=198, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=80, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=75, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=208, PETRI_PLACES=86, PETRI_TRANSITIONS=80} [2023-11-29 04:26:06,273 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -26 predicate places. [2023-11-29 04:26:06,273 INFO L495 AbstractCegarLoop]: Abstraction has has 86 places, 80 transitions, 208 flow [2023-11-29 04:26:06,273 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 89.33333333333333) internal successors, (268), 3 states have internal predecessors, (268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:06,273 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:06,273 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:06,273 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-29 04:26:06,273 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:06,274 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:06,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1929593571, now seen corresponding path program 1 times [2023-11-29 04:26:06,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:26:06,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303137977] [2023-11-29 04:26:06,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:06,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:26:06,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:06,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:06,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:26:06,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303137977] [2023-11-29 04:26:06,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303137977] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:06,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:06,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:26:06,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817234283] [2023-11-29 04:26:06,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:06,373 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:06,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:26:06,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:06,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:06,450 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 158 [2023-11-29 04:26:06,451 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 86 places, 80 transitions, 208 flow. Second operand has 3 states, 3 states have (on average 89.33333333333333) internal successors, (268), 3 states have internal predecessors, (268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:06,451 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:06,451 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 158 [2023-11-29 04:26:06,451 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:06,690 INFO L124 PetriNetUnfolderBase]: 1485/2540 cut-off events. [2023-11-29 04:26:06,690 INFO L125 PetriNetUnfolderBase]: For 104/108 co-relation queries the response was YES. [2023-11-29 04:26:06,694 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4726 conditions, 2540 events. 1485/2540 cut-off events. For 104/108 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 13688 event pairs, 1115 based on Foata normal form. 4/2284 useless extension candidates. Maximal degree in co-relation 4657. Up to 2060 conditions per place. [2023-11-29 04:26:06,702 INFO L140 encePairwiseOnDemand]: 152/158 looper letters, 41 selfloop transitions, 1 changer transitions 0/77 dead transitions. [2023-11-29 04:26:06,702 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 83 places, 77 transitions, 286 flow [2023-11-29 04:26:06,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:06,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:26:06,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 304 transitions. [2023-11-29 04:26:06,704 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6413502109704642 [2023-11-29 04:26:06,704 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 304 transitions. [2023-11-29 04:26:06,704 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 304 transitions. [2023-11-29 04:26:06,704 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:06,704 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 304 transitions. [2023-11-29 04:26:06,705 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:06,706 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:06,706 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:06,707 INFO L175 Difference]: Start difference. First operand has 86 places, 80 transitions, 208 flow. Second operand 3 states and 304 transitions. [2023-11-29 04:26:06,707 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 83 places, 77 transitions, 286 flow [2023-11-29 04:26:06,708 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 77 transitions, 276 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 04:26:06,709 INFO L231 Difference]: Finished difference. Result has 81 places, 75 transitions, 190 flow [2023-11-29 04:26:06,709 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=188, PETRI_DIFFERENCE_MINUEND_PLACES=79, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=74, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=190, PETRI_PLACES=81, PETRI_TRANSITIONS=75} [2023-11-29 04:26:06,710 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -31 predicate places. [2023-11-29 04:26:06,710 INFO L495 AbstractCegarLoop]: Abstraction has has 81 places, 75 transitions, 190 flow [2023-11-29 04:26:06,710 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 89.33333333333333) internal successors, (268), 3 states have internal predecessors, (268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:06,710 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:06,711 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:06,711 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-29 04:26:06,711 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thread0Err8REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:06,711 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:06,711 INFO L85 PathProgramCache]: Analyzing trace with hash -1714179633, now seen corresponding path program 1 times [2023-11-29 04:26:06,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:26:06,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699146788] [2023-11-29 04:26:06,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:06,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:26:06,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:06,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:06,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:26:06,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699146788] [2023-11-29 04:26:06,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699146788] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:06,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:06,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:26:06,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762572780] [2023-11-29 04:26:06,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:06,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:06,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:26:06,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:06,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:06,886 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 158 [2023-11-29 04:26:06,886 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 81 places, 75 transitions, 190 flow. Second operand has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:06,886 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:06,886 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 158 [2023-11-29 04:26:06,887 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:07,119 INFO L124 PetriNetUnfolderBase]: 1551/2609 cut-off events. [2023-11-29 04:26:07,119 INFO L125 PetriNetUnfolderBase]: For 89/89 co-relation queries the response was YES. [2023-11-29 04:26:07,122 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4888 conditions, 2609 events. 1551/2609 cut-off events. For 89/89 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 13846 event pairs, 1163 based on Foata normal form. 0/2390 useless extension candidates. Maximal degree in co-relation 4830. Up to 2159 conditions per place. [2023-11-29 04:26:07,127 INFO L140 encePairwiseOnDemand]: 154/158 looper letters, 41 selfloop transitions, 2 changer transitions 0/74 dead transitions. [2023-11-29 04:26:07,127 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 74 transitions, 274 flow [2023-11-29 04:26:07,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:07,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:26:07,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 293 transitions. [2023-11-29 04:26:07,129 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6181434599156118 [2023-11-29 04:26:07,129 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 293 transitions. [2023-11-29 04:26:07,129 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 293 transitions. [2023-11-29 04:26:07,129 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:07,129 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 293 transitions. [2023-11-29 04:26:07,130 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 97.66666666666667) internal successors, (293), 3 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:07,131 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:07,131 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:07,131 INFO L175 Difference]: Start difference. First operand has 81 places, 75 transitions, 190 flow. Second operand 3 states and 293 transitions. [2023-11-29 04:26:07,131 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 74 transitions, 274 flow [2023-11-29 04:26:07,132 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 80 places, 74 transitions, 273 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 04:26:07,133 INFO L231 Difference]: Finished difference. Result has 80 places, 73 transitions, 189 flow [2023-11-29 04:26:07,133 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=185, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=73, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=189, PETRI_PLACES=80, PETRI_TRANSITIONS=73} [2023-11-29 04:26:07,134 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -32 predicate places. [2023-11-29 04:26:07,134 INFO L495 AbstractCegarLoop]: Abstraction has has 80 places, 73 transitions, 189 flow [2023-11-29 04:26:07,134 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:07,135 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:07,135 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:07,135 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-29 04:26:07,135 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thread0Err9REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:07,135 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:07,135 INFO L85 PathProgramCache]: Analyzing trace with hash 1978782638, now seen corresponding path program 1 times [2023-11-29 04:26:07,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:26:07,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992734008] [2023-11-29 04:26:07,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:07,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:26:07,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:07,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:07,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:26:07,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992734008] [2023-11-29 04:26:07,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992734008] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:07,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:07,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:26:07,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18543987] [2023-11-29 04:26:07,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:07,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:26:07,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:26:07,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:26:07,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:26:07,382 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 158 [2023-11-29 04:26:07,382 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 73 transitions, 189 flow. Second operand has 4 states, 4 states have (on average 88.25) internal successors, (353), 4 states have internal predecessors, (353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:07,382 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:07,382 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 158 [2023-11-29 04:26:07,383 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:07,621 INFO L124 PetriNetUnfolderBase]: 1485/2493 cut-off events. [2023-11-29 04:26:07,621 INFO L125 PetriNetUnfolderBase]: For 97/99 co-relation queries the response was YES. [2023-11-29 04:26:07,623 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4675 conditions, 2493 events. 1485/2493 cut-off events. For 97/99 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 13205 event pairs, 1115 based on Foata normal form. 30/2312 useless extension candidates. Maximal degree in co-relation 4614. Up to 2057 conditions per place. [2023-11-29 04:26:07,627 INFO L140 encePairwiseOnDemand]: 154/158 looper letters, 39 selfloop transitions, 2 changer transitions 0/72 dead transitions. [2023-11-29 04:26:07,627 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 80 places, 72 transitions, 269 flow [2023-11-29 04:26:07,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:07,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:26:07,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 297 transitions. [2023-11-29 04:26:07,629 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6265822784810127 [2023-11-29 04:26:07,629 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 297 transitions. [2023-11-29 04:26:07,629 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 297 transitions. [2023-11-29 04:26:07,630 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:07,630 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 297 transitions. [2023-11-29 04:26:07,630 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 99.0) internal successors, (297), 3 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:07,631 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:07,631 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:07,632 INFO L175 Difference]: Start difference. First operand has 80 places, 73 transitions, 189 flow. Second operand 3 states and 297 transitions. [2023-11-29 04:26:07,632 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 80 places, 72 transitions, 269 flow [2023-11-29 04:26:07,633 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 72 transitions, 265 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 04:26:07,634 INFO L231 Difference]: Finished difference. Result has 78 places, 71 transitions, 185 flow [2023-11-29 04:26:07,634 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=181, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=69, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=185, PETRI_PLACES=78, PETRI_TRANSITIONS=71} [2023-11-29 04:26:07,635 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -34 predicate places. [2023-11-29 04:26:07,635 INFO L495 AbstractCegarLoop]: Abstraction has has 78 places, 71 transitions, 185 flow [2023-11-29 04:26:07,635 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 88.25) internal successors, (353), 4 states have internal predecessors, (353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:07,635 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:07,635 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:07,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-29 04:26:07,636 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thread0Err11REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:07,636 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:07,636 INFO L85 PathProgramCache]: Analyzing trace with hash 1487787420, now seen corresponding path program 1 times [2023-11-29 04:26:07,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:26:07,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881142140] [2023-11-29 04:26:07,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:07,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:26:07,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:07,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:07,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:26:07,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881142140] [2023-11-29 04:26:07,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881142140] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:07,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:07,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:26:07,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090578614] [2023-11-29 04:26:07,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:07,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:26:07,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:26:07,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:26:07,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:26:07,914 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 158 [2023-11-29 04:26:07,915 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 71 transitions, 185 flow. Second operand has 4 states, 4 states have (on average 84.75) internal successors, (339), 4 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:07,915 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:07,915 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 158 [2023-11-29 04:26:07,915 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:08,106 INFO L124 PetriNetUnfolderBase]: 1627/2575 cut-off events. [2023-11-29 04:26:08,106 INFO L125 PetriNetUnfolderBase]: For 95/95 co-relation queries the response was YES. [2023-11-29 04:26:08,109 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4959 conditions, 2575 events. 1627/2575 cut-off events. For 95/95 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 12783 event pairs, 1227 based on Foata normal form. 0/2442 useless extension candidates. Maximal degree in co-relation 4898. Up to 2259 conditions per place. [2023-11-29 04:26:08,114 INFO L140 encePairwiseOnDemand]: 152/158 looper letters, 41 selfloop transitions, 2 changer transitions 0/68 dead transitions. [2023-11-29 04:26:08,114 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 68 transitions, 265 flow [2023-11-29 04:26:08,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:08,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:26:08,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 289 transitions. [2023-11-29 04:26:08,116 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.609704641350211 [2023-11-29 04:26:08,116 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 289 transitions. [2023-11-29 04:26:08,116 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 289 transitions. [2023-11-29 04:26:08,116 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:08,116 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 289 transitions. [2023-11-29 04:26:08,117 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 96.33333333333333) internal successors, (289), 3 states have internal predecessors, (289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:08,117 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:08,118 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:08,118 INFO L175 Difference]: Start difference. First operand has 78 places, 71 transitions, 185 flow. Second operand 3 states and 289 transitions. [2023-11-29 04:26:08,118 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 68 transitions, 265 flow [2023-11-29 04:26:08,118 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 68 transitions, 261 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 04:26:08,119 INFO L231 Difference]: Finished difference. Result has 74 places, 67 transitions, 177 flow [2023-11-29 04:26:08,120 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=173, PETRI_DIFFERENCE_MINUEND_PLACES=72, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=65, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=177, PETRI_PLACES=74, PETRI_TRANSITIONS=67} [2023-11-29 04:26:08,120 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -38 predicate places. [2023-11-29 04:26:08,120 INFO L495 AbstractCegarLoop]: Abstraction has has 74 places, 67 transitions, 177 flow [2023-11-29 04:26:08,120 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 84.75) internal successors, (339), 4 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:08,121 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:08,121 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:08,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-29 04:26:08,121 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:08,121 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:08,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1298073199, now seen corresponding path program 1 times [2023-11-29 04:26:08,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:26:08,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053460445] [2023-11-29 04:26:08,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:08,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:26:08,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:08,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:08,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:26:08,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053460445] [2023-11-29 04:26:08,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053460445] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:08,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:08,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 04:26:08,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788710621] [2023-11-29 04:26:08,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:08,602 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 04:26:08,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:26:08,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 04:26:08,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-29 04:26:08,954 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 158 [2023-11-29 04:26:08,955 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 74 places, 67 transitions, 177 flow. Second operand has 7 states, 7 states have (on average 86.57142857142857) internal successors, (606), 7 states have internal predecessors, (606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:08,955 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:08,955 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 158 [2023-11-29 04:26:08,955 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:09,267 INFO L124 PetriNetUnfolderBase]: 2370/3744 cut-off events. [2023-11-29 04:26:09,268 INFO L125 PetriNetUnfolderBase]: For 427/433 co-relation queries the response was YES. [2023-11-29 04:26:09,271 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7433 conditions, 3744 events. 2370/3744 cut-off events. For 427/433 co-relation queries the response was YES. Maximal size of possible extension queue 186. Compared 20013 event pairs, 1669 based on Foata normal form. 4/3551 useless extension candidates. Maximal degree in co-relation 4533. Up to 3214 conditions per place. [2023-11-29 04:26:09,280 INFO L140 encePairwiseOnDemand]: 152/158 looper letters, 43 selfloop transitions, 6 changer transitions 0/71 dead transitions. [2023-11-29 04:26:09,280 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 71 transitions, 285 flow [2023-11-29 04:26:09,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 04:26:09,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-11-29 04:26:09,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 458 transitions. [2023-11-29 04:26:09,282 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.579746835443038 [2023-11-29 04:26:09,283 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 458 transitions. [2023-11-29 04:26:09,283 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 458 transitions. [2023-11-29 04:26:09,283 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:09,283 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 458 transitions. [2023-11-29 04:26:09,284 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 91.6) internal successors, (458), 5 states have internal predecessors, (458), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:09,286 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 158.0) internal successors, (948), 6 states have internal predecessors, (948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:09,286 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 158.0) internal successors, (948), 6 states have internal predecessors, (948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:09,286 INFO L175 Difference]: Start difference. First operand has 74 places, 67 transitions, 177 flow. Second operand 5 states and 458 transitions. [2023-11-29 04:26:09,286 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 71 transitions, 285 flow [2023-11-29 04:26:09,288 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 71 transitions, 275 flow, removed 1 selfloop flow, removed 3 redundant places. [2023-11-29 04:26:09,289 INFO L231 Difference]: Finished difference. Result has 74 places, 66 transitions, 175 flow [2023-11-29 04:26:09,290 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=163, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=60, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=175, PETRI_PLACES=74, PETRI_TRANSITIONS=66} [2023-11-29 04:26:09,290 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -38 predicate places. [2023-11-29 04:26:09,290 INFO L495 AbstractCegarLoop]: Abstraction has has 74 places, 66 transitions, 175 flow [2023-11-29 04:26:09,291 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 86.57142857142857) internal successors, (606), 7 states have internal predecessors, (606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:09,291 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:09,291 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:09,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-29 04:26:09,291 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:09,291 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:09,292 INFO L85 PathProgramCache]: Analyzing trace with hash 2089693579, now seen corresponding path program 1 times [2023-11-29 04:26:09,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:26:09,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847141981] [2023-11-29 04:26:09,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:09,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:26:09,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:09,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:09,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:26:09,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847141981] [2023-11-29 04:26:09,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847141981] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:09,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:09,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 04:26:09,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185484908] [2023-11-29 04:26:09,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:09,726 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:26:09,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:26:09,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:26:09,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:26:10,096 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 158 [2023-11-29 04:26:10,097 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 74 places, 66 transitions, 175 flow. Second operand has 6 states, 6 states have (on average 91.33333333333333) internal successors, (548), 6 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:10,097 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:10,097 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 158 [2023-11-29 04:26:10,097 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:10,352 INFO L124 PetriNetUnfolderBase]: 1485/2408 cut-off events. [2023-11-29 04:26:10,352 INFO L125 PetriNetUnfolderBase]: For 101/105 co-relation queries the response was YES. [2023-11-29 04:26:10,355 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4590 conditions, 2408 events. 1485/2408 cut-off events. For 101/105 co-relation queries the response was YES. Maximal size of possible extension queue 129. Compared 12177 event pairs, 1112 based on Foata normal form. 2/2279 useless extension candidates. Maximal degree in co-relation 4536. Up to 2048 conditions per place. [2023-11-29 04:26:10,360 INFO L140 encePairwiseOnDemand]: 153/158 looper letters, 39 selfloop transitions, 5 changer transitions 0/69 dead transitions. [2023-11-29 04:26:10,360 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 69 transitions, 269 flow [2023-11-29 04:26:10,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 04:26:10,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-11-29 04:26:10,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 474 transitions. [2023-11-29 04:26:10,362 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6 [2023-11-29 04:26:10,362 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 474 transitions. [2023-11-29 04:26:10,362 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 474 transitions. [2023-11-29 04:26:10,363 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:10,363 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 474 transitions. [2023-11-29 04:26:10,364 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 94.8) internal successors, (474), 5 states have internal predecessors, (474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:10,365 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 158.0) internal successors, (948), 6 states have internal predecessors, (948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:10,366 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 158.0) internal successors, (948), 6 states have internal predecessors, (948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:10,366 INFO L175 Difference]: Start difference. First operand has 74 places, 66 transitions, 175 flow. Second operand 5 states and 474 transitions. [2023-11-29 04:26:10,366 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 69 transitions, 269 flow [2023-11-29 04:26:10,367 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 73 places, 69 transitions, 257 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-29 04:26:10,368 INFO L231 Difference]: Finished difference. Result has 73 places, 65 transitions, 171 flow [2023-11-29 04:26:10,368 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=161, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=65, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=60, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=171, PETRI_PLACES=73, PETRI_TRANSITIONS=65} [2023-11-29 04:26:10,369 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -39 predicate places. [2023-11-29 04:26:10,369 INFO L495 AbstractCegarLoop]: Abstraction has has 73 places, 65 transitions, 171 flow [2023-11-29 04:26:10,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 91.33333333333333) internal successors, (548), 6 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:10,369 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:10,370 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:10,370 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-29 04:26:10,370 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:10,370 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:10,370 INFO L85 PathProgramCache]: Analyzing trace with hash 1544509728, now seen corresponding path program 1 times [2023-11-29 04:26:10,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:26:10,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588771503] [2023-11-29 04:26:10,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:10,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:26:10,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:26:10,419 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:26:10,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:26:10,493 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:26:10,494 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 04:26:10,494 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK (70 of 71 remaining) [2023-11-29 04:26:10,496 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (69 of 71 remaining) [2023-11-29 04:26:10,497 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (68 of 71 remaining) [2023-11-29 04:26:10,497 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (67 of 71 remaining) [2023-11-29 04:26:10,497 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err3REQUIRES_VIOLATIONMEMORY_DEREFERENCE (66 of 71 remaining) [2023-11-29 04:26:10,497 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err4REQUIRES_VIOLATIONMEMORY_DEREFERENCE (65 of 71 remaining) [2023-11-29 04:26:10,497 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err5REQUIRES_VIOLATIONMEMORY_DEREFERENCE (64 of 71 remaining) [2023-11-29 04:26:10,498 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err6REQUIRES_VIOLATIONMEMORY_DEREFERENCE (63 of 71 remaining) [2023-11-29 04:26:10,498 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err7REQUIRES_VIOLATIONMEMORY_DEREFERENCE (62 of 71 remaining) [2023-11-29 04:26:10,498 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err8REQUIRES_VIOLATIONMEMORY_DEREFERENCE (61 of 71 remaining) [2023-11-29 04:26:10,498 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err9REQUIRES_VIOLATIONMEMORY_DEREFERENCE (60 of 71 remaining) [2023-11-29 04:26:10,498 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err10REQUIRES_VIOLATIONMEMORY_DEREFERENCE (59 of 71 remaining) [2023-11-29 04:26:10,498 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err11REQUIRES_VIOLATIONMEMORY_DEREFERENCE (58 of 71 remaining) [2023-11-29 04:26:10,499 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err12REQUIRES_VIOLATIONMEMORY_DEREFERENCE (57 of 71 remaining) [2023-11-29 04:26:10,499 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err13REQUIRES_VIOLATIONMEMORY_DEREFERENCE (56 of 71 remaining) [2023-11-29 04:26:10,499 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err14REQUIRES_VIOLATIONMEMORY_DEREFERENCE (55 of 71 remaining) [2023-11-29 04:26:10,499 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err15REQUIRES_VIOLATIONMEMORY_DEREFERENCE (54 of 71 remaining) [2023-11-29 04:26:10,499 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err16REQUIRES_VIOLATIONMEMORY_DEREFERENCE (53 of 71 remaining) [2023-11-29 04:26:10,499 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err17REQUIRES_VIOLATIONMEMORY_DEREFERENCE (52 of 71 remaining) [2023-11-29 04:26:10,499 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err18REQUIRES_VIOLATIONMEMORY_DEREFERENCE (51 of 71 remaining) [2023-11-29 04:26:10,499 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err19REQUIRES_VIOLATIONMEMORY_DEREFERENCE (50 of 71 remaining) [2023-11-29 04:26:10,500 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (49 of 71 remaining) [2023-11-29 04:26:10,500 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (48 of 71 remaining) [2023-11-29 04:26:10,500 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (47 of 71 remaining) [2023-11-29 04:26:10,500 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (46 of 71 remaining) [2023-11-29 04:26:10,500 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err10INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (45 of 71 remaining) [2023-11-29 04:26:10,500 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (44 of 71 remaining) [2023-11-29 04:26:10,500 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (43 of 71 remaining) [2023-11-29 04:26:10,500 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (42 of 71 remaining) [2023-11-29 04:26:10,500 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (41 of 71 remaining) [2023-11-29 04:26:10,501 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (40 of 71 remaining) [2023-11-29 04:26:10,501 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (39 of 71 remaining) [2023-11-29 04:26:10,501 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (38 of 71 remaining) [2023-11-29 04:26:10,501 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE (37 of 71 remaining) [2023-11-29 04:26:10,501 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE (36 of 71 remaining) [2023-11-29 04:26:10,501 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE (35 of 71 remaining) [2023-11-29 04:26:10,501 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK (34 of 71 remaining) [2023-11-29 04:26:10,501 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (33 of 71 remaining) [2023-11-29 04:26:10,502 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (32 of 71 remaining) [2023-11-29 04:26:10,502 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (31 of 71 remaining) [2023-11-29 04:26:10,502 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (30 of 71 remaining) [2023-11-29 04:26:10,502 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err3REQUIRES_VIOLATIONMEMORY_DEREFERENCE (29 of 71 remaining) [2023-11-29 04:26:10,502 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err4REQUIRES_VIOLATIONMEMORY_DEREFERENCE (28 of 71 remaining) [2023-11-29 04:26:10,502 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err5REQUIRES_VIOLATIONMEMORY_DEREFERENCE (27 of 71 remaining) [2023-11-29 04:26:10,502 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err6REQUIRES_VIOLATIONMEMORY_DEREFERENCE (26 of 71 remaining) [2023-11-29 04:26:10,502 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err7REQUIRES_VIOLATIONMEMORY_DEREFERENCE (25 of 71 remaining) [2023-11-29 04:26:10,503 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err8REQUIRES_VIOLATIONMEMORY_DEREFERENCE (24 of 71 remaining) [2023-11-29 04:26:10,503 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err9REQUIRES_VIOLATIONMEMORY_DEREFERENCE (23 of 71 remaining) [2023-11-29 04:26:10,503 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err10REQUIRES_VIOLATIONMEMORY_DEREFERENCE (22 of 71 remaining) [2023-11-29 04:26:10,503 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err11REQUIRES_VIOLATIONMEMORY_DEREFERENCE (21 of 71 remaining) [2023-11-29 04:26:10,503 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err12REQUIRES_VIOLATIONMEMORY_DEREFERENCE (20 of 71 remaining) [2023-11-29 04:26:10,503 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err13REQUIRES_VIOLATIONMEMORY_DEREFERENCE (19 of 71 remaining) [2023-11-29 04:26:10,503 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err14REQUIRES_VIOLATIONMEMORY_DEREFERENCE (18 of 71 remaining) [2023-11-29 04:26:10,503 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err15REQUIRES_VIOLATIONMEMORY_DEREFERENCE (17 of 71 remaining) [2023-11-29 04:26:10,504 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err16REQUIRES_VIOLATIONMEMORY_DEREFERENCE (16 of 71 remaining) [2023-11-29 04:26:10,504 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err17REQUIRES_VIOLATIONMEMORY_DEREFERENCE (15 of 71 remaining) [2023-11-29 04:26:10,504 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err18REQUIRES_VIOLATIONMEMORY_DEREFERENCE (14 of 71 remaining) [2023-11-29 04:26:10,504 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err19REQUIRES_VIOLATIONMEMORY_DEREFERENCE (13 of 71 remaining) [2023-11-29 04:26:10,504 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Thread1of1ForFork4Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 71 remaining) [2023-11-29 04:26:10,504 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Thread1of1ForFork4Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (11 of 71 remaining) [2023-11-29 04:26:10,504 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Thread1of1ForFork4Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 71 remaining) [2023-11-29 04:26:10,504 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Thread1of1ForFork4Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 71 remaining) [2023-11-29 04:26:10,505 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Thread1of1ForFork4Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 71 remaining) [2023-11-29 04:26:10,505 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (7 of 71 remaining) [2023-11-29 04:26:10,505 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (6 of 71 remaining) [2023-11-29 04:26:10,505 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (5 of 71 remaining) [2023-11-29 04:26:10,505 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (4 of 71 remaining) [2023-11-29 04:26:10,505 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (3 of 71 remaining) [2023-11-29 04:26:10,505 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (2 of 71 remaining) [2023-11-29 04:26:10,505 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (1 of 71 remaining) [2023-11-29 04:26:10,506 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (0 of 71 remaining) [2023-11-29 04:26:10,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-11-29 04:26:10,506 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:10,513 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-29 04:26:10,513 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 04:26:10,602 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre20 could not be translated [2023-11-29 04:26:10,604 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre5 could not be translated [2023-11-29 04:26:10,604 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem7 could not be translated [2023-11-29 04:26:10,605 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem7 could not be translated [2023-11-29 04:26:10,605 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre8 could not be translated [2023-11-29 04:26:10,606 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre8 could not be translated [2023-11-29 04:26:10,606 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre10 could not be translated [2023-11-29 04:26:10,607 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre10 could not be translated [2023-11-29 04:26:10,608 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre12 could not be translated [2023-11-29 04:26:10,608 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre12 could not be translated [2023-11-29 04:26:10,609 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre14 could not be translated [2023-11-29 04:26:10,610 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre14 could not be translated [2023-11-29 04:26:10,610 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem16 could not be translated [2023-11-29 04:26:10,611 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem16 could not be translated [2023-11-29 04:26:10,612 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem17 could not be translated [2023-11-29 04:26:10,613 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem17 could not be translated [2023-11-29 04:26:10,613 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem18 could not be translated [2023-11-29 04:26:10,614 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem18 could not be translated [2023-11-29 04:26:10,615 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated [2023-11-29 04:26:10,615 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated [2023-11-29 04:26:10,616 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem22 could not be translated [2023-11-29 04:26:10,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 04:26:10 BasicIcfg [2023-11-29 04:26:10,627 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 04:26:10,628 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 04:26:10,628 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 04:26:10,628 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 04:26:10,628 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:25:43" (3/4) ... [2023-11-29 04:26:10,630 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 04:26:10,631 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 04:26:10,631 INFO L158 Benchmark]: Toolchain (without parser) took 28348.96ms. Allocated memory was 163.6MB in the beginning and 5.7GB in the end (delta: 5.5GB). Free memory was 131.0MB in the beginning and 4.1GB in the end (delta: -3.9GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2023-11-29 04:26:10,632 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 121.6MB. Free memory is still 78.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:26:10,632 INFO L158 Benchmark]: CACSL2BoogieTranslator took 608.33ms. Allocated memory is still 163.6MB. Free memory was 130.7MB in the beginning and 97.6MB in the end (delta: 33.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-29 04:26:10,632 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.41ms. Allocated memory is still 163.6MB. Free memory was 97.1MB in the beginning and 95.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 04:26:10,633 INFO L158 Benchmark]: Boogie Preprocessor took 65.35ms. Allocated memory is still 163.6MB. Free memory was 95.0MB in the beginning and 91.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 04:26:10,633 INFO L158 Benchmark]: RCFGBuilder took 638.85ms. Allocated memory is still 163.6MB. Free memory was 91.8MB in the beginning and 118.4MB in the end (delta: -26.6MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2023-11-29 04:26:10,633 INFO L158 Benchmark]: TraceAbstraction took 26983.19ms. Allocated memory was 163.6MB in the beginning and 5.7GB in the end (delta: 5.5GB). Free memory was 118.0MB in the beginning and 4.1GB in the end (delta: -4.0GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2023-11-29 04:26:10,634 INFO L158 Benchmark]: Witness Printer took 3.28ms. Allocated memory is still 5.7GB. Free memory was 4.1GB in the beginning and 4.1GB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:26:10,635 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 121.6MB. Free memory is still 78.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 608.33ms. Allocated memory is still 163.6MB. Free memory was 130.7MB in the beginning and 97.6MB in the end (delta: 33.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.41ms. Allocated memory is still 163.6MB. Free memory was 97.1MB in the beginning and 95.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.35ms. Allocated memory is still 163.6MB. Free memory was 95.0MB in the beginning and 91.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 638.85ms. Allocated memory is still 163.6MB. Free memory was 91.8MB in the beginning and 118.4MB in the end (delta: -26.6MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. * TraceAbstraction took 26983.19ms. Allocated memory was 163.6MB in the beginning and 5.7GB in the end (delta: 5.5GB). Free memory was 118.0MB in the beginning and 4.1GB in the end (delta: -4.0GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. * Witness Printer took 3.28ms. Allocated memory is still 5.7GB. Free memory was 4.1GB in the beginning and 4.1GB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre20 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre8 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre8 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre12 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre12 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre14 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre14 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem16 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem16 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem17 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem17 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem18 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem18 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem22 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1159]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1159. Possible FailurePath: [L1124] 0 char *v; [L1161] 0 pthread_t t; [L1162] FCALL, FORK 0 pthread_create(&t, 0, thread0, 0) VAL [arg={0:0}, t={6:0}, v={0:0}] [L1163] 0 \read(t) VAL [arg={0:0}, v={0:0}] [L1146] 1 pthread_t t1, t2, t3, t4, t5; [L1147] FCALL, FORK 1 pthread_create(&t1, 0, thread1, 0) VAL [arg={0:0}, arg={0:0}, arg={0:0}, t1={8:0}, t2={5:0}, t3={7:0}, t4={9:0}, t5={10:0}, v={0:0}] [L1127] 2 v = malloc(sizeof(char)) [L1128] 2 return 0; [L1148] 1 \read(t1) VAL [\result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={8:0}, t2={5:0}, t3={7:0}, t4={9:0}, t5={10:0}, v={3:0}] [L1148] FCALL, JOIN 2 pthread_join(t1, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={8:0}, t2={5:0}, t3={7:0}, t4={9:0}, t5={10:0}, v={3:0}] [L1149] FCALL, FORK 1 pthread_create(&t2, 0, thread2, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={8:0}, t2={5:0}, t3={7:0}, t4={9:0}, t5={10:0}, v={3:0}] [L1133] 3 v[0] = 'X' VAL [\result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={8:0}, t2={5:0}, t3={7:0}, t4={9:0}, t5={10:0}, v={3:0}] [L1150] FCALL, FORK 1 pthread_create(&t3, 0, thread3, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={8:0}, t2={5:0}, t3={7:0}, t4={9:0}, t5={10:0}, v={3:0}] [L1140] 4 v[0] = 'Y' VAL [\result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={8:0}, t2={5:0}, t3={7:0}, t4={9:0}, t5={10:0}, v={3:0}] [L1135] 3 return 0; [L1151] FCALL, FORK 1 pthread_create(&t4, 0, thread2, 0) VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={8:0}, t2={5:0}, t3={7:0}, t4={9:0}, t5={10:0}, v={3:0}] [L1133] 5 v[0] = 'X' VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={8:0}, t2={5:0}, t3={7:0}, t4={9:0}, t5={10:0}, v={3:0}] [L1142] 4 return 0; [L1152] FCALL, FORK 1 pthread_create(&t5, 0, thread2, 0) VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={8:0}, t2={5:0}, t3={7:0}, t4={9:0}, t5={10:0}, v={3:0}] [L1133] 6 v[0] = 'X' VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={8:0}, t2={5:0}, t3={7:0}, t4={9:0}, t5={10:0}, v={3:0}] [L1135] 5 return 0; [L1153] 1 \read(t2) VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={8:0}, t2={5:0}, t3={7:0}, t4={9:0}, t5={10:0}, v={3:0}] [L1153] FCALL, JOIN 3 pthread_join(t2, 0) VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={8:0}, t2={5:0}, t3={7:0}, t4={9:0}, t5={10:0}, v={3:0}] [L1154] 1 \read(t3) VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={8:0}, t2={5:0}, t3={7:0}, t4={9:0}, t5={10:0}, v={3:0}] [L1154] FCALL, JOIN 4 pthread_join(t3, 0) VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={8:0}, t2={5:0}, t3={7:0}, t4={9:0}, t5={10:0}, v={3:0}] [L1155] 1 \read(t4) VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={8:0}, t2={5:0}, t3={7:0}, t4={9:0}, t5={10:0}, v={3:0}] [L1155] FCALL, JOIN 5 pthread_join(t4, 0) VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={8:0}, t2={5:0}, t3={7:0}, t4={9:0}, t5={10:0}, v={3:0}] [L1135] 6 return 0; [L1156] 1 \read(t5) VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={8:0}, t2={5:0}, t3={7:0}, t4={9:0}, t5={10:0}, v={3:0}] [L1156] FCALL, JOIN 6 pthread_join(t5, 0) VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={8:0}, t2={5:0}, t3={7:0}, t4={9:0}, t5={10:0}, v={3:0}] [L1157] 1 return 0; [L1157] 1 return 0; [L1157] 1 return 0; [L1157] 1 return 0; [L1157] 1 return 0; [L1157] 1 return 0; [L1163] FCALL, JOIN 1 pthread_join(t, 0) VAL [\result={0:0}, \result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t={6:0}, v={3:0}] [L1164] EXPR 0 v[0] [L1164] CALL 0 __VERIFIER_assert(v[0] == 'X') [L1123] COND FALSE 0 !(!expression) VAL [\old(expression)=1, \result={0:0}, \result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, v={3:0}] [L1164] RET 0 __VERIFIER_assert(v[0] == 'X') [L1165] 0 return 0; [L1165] 0 return 0; VAL [\result=0, \result={0:0}, \result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, v={3:0}] - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1149]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1147]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1152]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1151]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1150]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 20]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: Not analyzed. - UnprovableResult [Line: 1162]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1151]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1152]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1149]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1150]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1147]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 11 procedures, 178 locations, 71 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 26.7s, OverallIterations: 18, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 23.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3811 SdHoareTripleChecker+Valid, 3.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2276 mSDsluCounter, 265 SdHoareTripleChecker+Invalid, 2.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 225 mSDsCounter, 67 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3996 IncrementalHoareTripleChecker+Invalid, 4063 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 67 mSolverCounterUnsat, 40 mSDtfsCounter, 3996 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=251occurred in iteration=0, InterpolantAutomatonStates: 57, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 329 NumberOfCodeBlocks, 329 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 3403 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 04:26:10,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:26:12,790 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:26:12,870 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-11-29 04:26:12,876 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:26:12,876 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:26:12,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:26:12,905 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:26:12,905 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:26:12,906 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:26:12,906 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:26:12,907 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:26:12,908 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:26:12,908 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:26:12,909 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:26:12,909 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:26:12,910 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:26:12,911 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 04:26:12,911 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 04:26:12,912 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 04:26:12,912 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:26:12,913 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-29 04:26:12,913 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-29 04:26:12,914 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-29 04:26:12,914 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:26:12,915 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 04:26:12,915 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 04:26:12,915 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 04:26:12,916 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 04:26:12,916 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 04:26:12,917 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:26:12,917 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:26:12,917 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:26:12,918 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:26:12,918 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:26:12,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:26:12,918 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:26:12,919 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:26:12,919 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 04:26:12,919 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 04:26:12,919 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:26:12,920 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:26:12,920 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:26:12,920 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:26:12,920 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 04:26:12,921 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_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f [2023-11-29 04:26:13,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:26:13,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:26:13,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:26:13,250 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:26:13,250 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:26:13,252 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/pthread/singleton.i [2023-11-29 04:26:16,114 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:26:16,374 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:26:16,375 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/sv-benchmarks/c/pthread/singleton.i [2023-11-29 04:26:16,393 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/data/732afc99c/1250b3137de447b4978daa18cc5ddb7f/FLAGb42294484 [2023-11-29 04:26:16,408 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/data/732afc99c/1250b3137de447b4978daa18cc5ddb7f [2023-11-29 04:26:16,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:26:16,412 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:26:16,414 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:26:16,414 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:26:16,419 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:26:16,420 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:26:16" (1/1) ... [2023-11-29 04:26:16,421 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@120a9156 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:16, skipping insertion in model container [2023-11-29 04:26:16,421 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:26:16" (1/1) ... [2023-11-29 04:26:16,489 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:26:17,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:26:17,022 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:26:17,070 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:26:17,147 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:26:17,147 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:26:17,154 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:26:17,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:17 WrapperNode [2023-11-29 04:26:17,155 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:26:17,156 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:26:17,156 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:26:17,156 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:26:17,163 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:17" (1/1) ... [2023-11-29 04:26:17,183 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:17" (1/1) ... [2023-11-29 04:26:17,203 INFO L138 Inliner]: procedures = 327, calls = 52, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 38 [2023-11-29 04:26:17,204 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:26:17,204 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:26:17,204 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:26:17,205 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:26:17,212 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:17" (1/1) ... [2023-11-29 04:26:17,212 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:17" (1/1) ... [2023-11-29 04:26:17,217 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:17" (1/1) ... [2023-11-29 04:26:17,237 INFO L175 MemorySlicer]: Split 17 memory accesses to 8 slices as follows [2, 3, 2, 2, 2, 2, 2, 2]. 18 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0, 0, 0]. The 8 writes are split as follows [0, 2, 1, 1, 1, 1, 1, 1]. [2023-11-29 04:26:17,237 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:17" (1/1) ... [2023-11-29 04:26:17,238 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:17" (1/1) ... [2023-11-29 04:26:17,255 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:17" (1/1) ... [2023-11-29 04:26:17,257 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:17" (1/1) ... [2023-11-29 04:26:17,261 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:17" (1/1) ... [2023-11-29 04:26:17,264 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:17" (1/1) ... [2023-11-29 04:26:17,270 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:26:17,270 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:26:17,270 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:26:17,271 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:26:17,271 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:17" (1/1) ... [2023-11-29 04:26:17,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:26:17,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:26:17,300 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 04:26:17,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 04:26:17,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2023-11-29 04:26:17,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2023-11-29 04:26:17,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2023-11-29 04:26:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2023-11-29 04:26:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2023-11-29 04:26:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2023-11-29 04:26:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2023-11-29 04:26:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2023-11-29 04:26:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2023-11-29 04:26:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2023-11-29 04:26:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2023-11-29 04:26:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2023-11-29 04:26:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2023-11-29 04:26:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2023-11-29 04:26:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2023-11-29 04:26:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2023-11-29 04:26:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-29 04:26:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 04:26:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2023-11-29 04:26:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2023-11-29 04:26:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2023-11-29 04:26:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2023-11-29 04:26:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2023-11-29 04:26:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2023-11-29 04:26:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2023-11-29 04:26:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2023-11-29 04:26:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 04:26:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2023-11-29 04:26:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2023-11-29 04:26:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2023-11-29 04:26:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2023-11-29 04:26:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2023-11-29 04:26:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2023-11-29 04:26:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2023-11-29 04:26:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2023-11-29 04:26:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 04:26:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-29 04:26:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-11-29 04:26:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2023-11-29 04:26:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2023-11-29 04:26:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2023-11-29 04:26:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2023-11-29 04:26:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2023-11-29 04:26:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-29 04:26:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-11-29 04:26:17,337 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-11-29 04:26:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-29 04:26:17,337 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-29 04:26:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-29 04:26:17,338 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-29 04:26:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-29 04:26:17,338 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-29 04:26:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 04:26:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:26:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:26:17,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:26:17,340 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-29 04:26:17,527 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:26:17,529 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:26:17,890 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:26:18,013 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:26:18,013 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-29 04:26:18,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:26:18 BoogieIcfgContainer [2023-11-29 04:26:18,014 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:26:18,016 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 04:26:18,016 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 04:26:18,018 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 04:26:18,018 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 04:26:16" (1/3) ... [2023-11-29 04:26:18,019 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@363d5a0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:26:18, skipping insertion in model container [2023-11-29 04:26:18,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:17" (2/3) ... [2023-11-29 04:26:18,019 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@363d5a0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:26:18, skipping insertion in model container [2023-11-29 04:26:18,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:26:18" (3/3) ... [2023-11-29 04:26:18,021 INFO L112 eAbstractionObserver]: Analyzing ICFG singleton.i [2023-11-29 04:26:18,035 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 04:26:18,035 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2023-11-29 04:26:18,035 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-29 04:26:18,143 INFO L144 ThreadInstanceAdder]: Constructed 21 joinOtherThreadTransitions. [2023-11-29 04:26:18,174 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 165 places, 156 transitions, 409 flow [2023-11-29 04:26:18,224 INFO L124 PetriNetUnfolderBase]: 7/101 cut-off events. [2023-11-29 04:26:18,225 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2023-11-29 04:26:18,229 INFO L83 FinitePrefix]: Finished finitePrefix Result has 131 conditions, 101 events. 7/101 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 184 event pairs, 0 based on Foata normal form. 0/58 useless extension candidates. Maximal degree in co-relation 101. Up to 3 conditions per place. [2023-11-29 04:26:18,229 INFO L82 GeneralOperation]: Start removeDead. Operand has 165 places, 156 transitions, 409 flow [2023-11-29 04:26:18,234 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 112 places, 100 transitions, 251 flow [2023-11-29 04:26:18,244 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 04:26:18,252 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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;@dbb49ef, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 04:26:18,252 INFO L358 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2023-11-29 04:26:18,255 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-29 04:26:18,255 INFO L124 PetriNetUnfolderBase]: 0/2 cut-off events. [2023-11-29 04:26:18,255 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-29 04:26:18,255 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:18,256 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2023-11-29 04:26:18,257 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:18,262 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:18,262 INFO L85 PathProgramCache]: Analyzing trace with hash 9842, now seen corresponding path program 1 times [2023-11-29 04:26:18,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:26:18,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1158624631] [2023-11-29 04:26:18,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:18,275 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:18,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:26:18,308 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:26:18,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 04:26:18,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:18,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 04:26:18,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:18,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 04:26:18,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:18,506 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:26:18,507 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:26:18,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1158624631] [2023-11-29 04:26:18,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1158624631] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:18,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:18,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-29 04:26:18,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492286572] [2023-11-29 04:26:18,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:18,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:18,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:26:18,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:18,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:18,704 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 158 [2023-11-29 04:26:18,707 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 100 transitions, 251 flow. Second operand has 3 states, 3 states have (on average 83.66666666666667) internal successors, (251), 3 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:18,707 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:18,707 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 158 [2023-11-29 04:26:18,708 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:22,124 INFO L124 PetriNetUnfolderBase]: 17146/29859 cut-off events. [2023-11-29 04:26:22,124 INFO L125 PetriNetUnfolderBase]: For 1889/1892 co-relation queries the response was YES. [2023-11-29 04:26:22,195 INFO L83 FinitePrefix]: Finished finitePrefix Result has 54087 conditions, 29859 events. 17146/29859 cut-off events. For 1889/1892 co-relation queries the response was YES. Maximal size of possible extension queue 2317. Compared 271261 event pairs, 16673 based on Foata normal form. 4/16907 useless extension candidates. Maximal degree in co-relation 54039. Up to 22322 conditions per place. [2023-11-29 04:26:22,498 INFO L140 encePairwiseOnDemand]: 150/158 looper letters, 52 selfloop transitions, 4 changer transitions 0/102 dead transitions. [2023-11-29 04:26:22,498 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 102 transitions, 370 flow [2023-11-29 04:26:22,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:22,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:26:22,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 311 transitions. [2023-11-29 04:26:22,513 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6561181434599156 [2023-11-29 04:26:22,514 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 311 transitions. [2023-11-29 04:26:22,514 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 311 transitions. [2023-11-29 04:26:22,516 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:22,519 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 311 transitions. [2023-11-29 04:26:22,522 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:22,527 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:22,528 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:22,530 INFO L175 Difference]: Start difference. First operand has 112 places, 100 transitions, 251 flow. Second operand 3 states and 311 transitions. [2023-11-29 04:26:22,531 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 102 transitions, 370 flow [2023-11-29 04:26:22,597 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 102 transitions, 334 flow, removed 0 selfloop flow, removed 12 redundant places. [2023-11-29 04:26:22,601 INFO L231 Difference]: Finished difference. Result has 102 places, 98 transitions, 235 flow [2023-11-29 04:26:22,603 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=209, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=96, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=235, PETRI_PLACES=102, PETRI_TRANSITIONS=98} [2023-11-29 04:26:22,607 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -10 predicate places. [2023-11-29 04:26:22,608 INFO L495 AbstractCegarLoop]: Abstraction has has 102 places, 98 transitions, 235 flow [2023-11-29 04:26:22,608 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 83.66666666666667) internal successors, (251), 3 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:22,609 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:22,609 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2023-11-29 04:26:22,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 04:26:22,811 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:22,811 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:22,812 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:22,812 INFO L85 PathProgramCache]: Analyzing trace with hash 9843, now seen corresponding path program 1 times [2023-11-29 04:26:22,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:26:22,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1724755153] [2023-11-29 04:26:22,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:22,813 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:22,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:26:22,814 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:26:22,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-29 04:26:22,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:22,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 04:26:22,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:22,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:22,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:22,924 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:26:22,924 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:26:22,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1724755153] [2023-11-29 04:26:22,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1724755153] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:22,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:22,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-29 04:26:22,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701666493] [2023-11-29 04:26:22,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:22,927 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:22,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:26:22,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:22,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:23,155 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 158 [2023-11-29 04:26:23,156 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 98 transitions, 235 flow. Second operand has 3 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:23,157 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:23,157 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 158 [2023-11-29 04:26:23,157 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:25,509 INFO L124 PetriNetUnfolderBase]: 17142/29839 cut-off events. [2023-11-29 04:26:25,509 INFO L125 PetriNetUnfolderBase]: For 480/485 co-relation queries the response was YES. [2023-11-29 04:26:25,556 INFO L83 FinitePrefix]: Finished finitePrefix Result has 52653 conditions, 29839 events. 17142/29839 cut-off events. For 480/485 co-relation queries the response was YES. Maximal size of possible extension queue 2317. Compared 271428 event pairs, 14946 based on Foata normal form. 7/16899 useless extension candidates. Maximal degree in co-relation 52588. Up to 22311 conditions per place. [2023-11-29 04:26:25,875 INFO L140 encePairwiseOnDemand]: 154/158 looper letters, 49 selfloop transitions, 2 changer transitions 0/99 dead transitions. [2023-11-29 04:26:25,875 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 99 transitions, 339 flow [2023-11-29 04:26:25,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:25,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:26:25,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 307 transitions. [2023-11-29 04:26:25,879 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6476793248945147 [2023-11-29 04:26:25,879 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 307 transitions. [2023-11-29 04:26:25,879 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 307 transitions. [2023-11-29 04:26:25,879 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:25,879 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 307 transitions. [2023-11-29 04:26:25,881 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 102.33333333333333) internal successors, (307), 3 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:25,883 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:25,884 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:25,884 INFO L175 Difference]: Start difference. First operand has 102 places, 98 transitions, 235 flow. Second operand 3 states and 307 transitions. [2023-11-29 04:26:25,884 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 99 transitions, 339 flow [2023-11-29 04:26:25,885 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 99 transitions, 331 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 04:26:25,887 INFO L231 Difference]: Finished difference. Result has 102 places, 97 transitions, 233 flow [2023-11-29 04:26:25,887 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=225, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=233, PETRI_PLACES=102, PETRI_TRANSITIONS=97} [2023-11-29 04:26:25,888 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -10 predicate places. [2023-11-29 04:26:25,888 INFO L495 AbstractCegarLoop]: Abstraction has has 102 places, 97 transitions, 233 flow [2023-11-29 04:26:25,888 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:25,888 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:25,888 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-11-29 04:26:25,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-29 04:26:26,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:26,089 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:26,089 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:26,090 INFO L85 PathProgramCache]: Analyzing trace with hash 293582672, now seen corresponding path program 1 times [2023-11-29 04:26:26,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:26:26,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1098134921] [2023-11-29 04:26:26,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:26,090 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:26,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:26:26,091 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:26:26,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 04:26:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:26,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 04:26:26,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:26,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:26,433 INFO L349 Elim1Store]: treesize reduction 60, result has 10.4 percent of original size [2023-11-29 04:26:26,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 29 [2023-11-29 04:26:26,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:26,472 INFO L349 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2023-11-29 04:26:26,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 29 [2023-11-29 04:26:26,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:26,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:26,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:26,538 INFO L349 Elim1Store]: treesize reduction 60, result has 10.4 percent of original size [2023-11-29 04:26:26,539 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 36 [2023-11-29 04:26:26,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:26,579 INFO L349 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2023-11-29 04:26:26,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 29 [2023-11-29 04:26:26,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:26,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:26,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:26,651 INFO L349 Elim1Store]: treesize reduction 86, result has 7.5 percent of original size [2023-11-29 04:26:26,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 36 [2023-11-29 04:26:26,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:26,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:26,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:26,702 INFO L349 Elim1Store]: treesize reduction 60, result has 10.4 percent of original size [2023-11-29 04:26:26,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 36 [2023-11-29 04:26:26,741 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-29 04:26:26,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 22 [2023-11-29 04:26:26,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:26,774 INFO L349 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2023-11-29 04:26:26,774 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 32 [2023-11-29 04:26:26,811 INFO L349 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2023-11-29 04:26:26,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 22 [2023-11-29 04:26:26,834 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-29 04:26:26,835 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 22 [2023-11-29 04:26:26,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:26,882 INFO L349 Elim1Store]: treesize reduction 60, result has 10.4 percent of original size [2023-11-29 04:26:26,883 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 32 [2023-11-29 04:26:26,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:26,920 INFO L349 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2023-11-29 04:26:26,920 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 32 [2023-11-29 04:26:26,960 INFO L349 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2023-11-29 04:26:26,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 22 [2023-11-29 04:26:26,979 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-29 04:26:26,980 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 22 [2023-11-29 04:26:26,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:27,026 INFO L349 Elim1Store]: treesize reduction 60, result has 10.4 percent of original size [2023-11-29 04:26:27,026 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 29 [2023-11-29 04:26:27,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:27,058 INFO L349 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2023-11-29 04:26:27,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 29 [2023-11-29 04:26:27,085 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-29 04:26:27,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 22 [2023-11-29 04:26:27,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:27,118 INFO L349 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2023-11-29 04:26:27,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 29 [2023-11-29 04:26:27,150 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-29 04:26:27,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 22 [2023-11-29 04:26:27,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:27,182 INFO L349 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2023-11-29 04:26:27,182 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 29 [2023-11-29 04:26:27,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:27,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:27,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:27,231 INFO L349 Elim1Store]: treesize reduction 60, result has 10.4 percent of original size [2023-11-29 04:26:27,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 36 [2023-11-29 04:26:27,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:27,265 INFO L349 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2023-11-29 04:26:27,265 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 32 [2023-11-29 04:26:27,295 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-29 04:26:27,296 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 22 [2023-11-29 04:26:27,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:27,329 INFO L349 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2023-11-29 04:26:27,329 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 29 [2023-11-29 04:26:27,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:27,397 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:26:27,397 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:26:27,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1098134921] [2023-11-29 04:26:27,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1098134921] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:27,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:27,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:26:27,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561051130] [2023-11-29 04:26:27,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:27,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:27,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:26:27,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:27,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:27,729 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 158 [2023-11-29 04:26:27,730 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 97 transitions, 233 flow. Second operand has 3 states, 3 states have (on average 84.33333333333333) internal successors, (253), 3 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:27,730 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:27,730 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 158 [2023-11-29 04:26:27,730 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:29,307 INFO L124 PetriNetUnfolderBase]: 10862/19342 cut-off events. [2023-11-29 04:26:29,308 INFO L125 PetriNetUnfolderBase]: For 319/321 co-relation queries the response was YES. [2023-11-29 04:26:29,337 INFO L83 FinitePrefix]: Finished finitePrefix Result has 34013 conditions, 19342 events. 10862/19342 cut-off events. For 319/321 co-relation queries the response was YES. Maximal size of possible extension queue 1641. Compared 170862 event pairs, 8821 based on Foata normal form. 0/10714 useless extension candidates. Maximal degree in co-relation 33956. Up to 14312 conditions per place. [2023-11-29 04:26:29,396 INFO L140 encePairwiseOnDemand]: 154/158 looper letters, 49 selfloop transitions, 2 changer transitions 0/96 dead transitions. [2023-11-29 04:26:29,397 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 96 transitions, 333 flow [2023-11-29 04:26:29,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:29,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:26:29,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 301 transitions. [2023-11-29 04:26:29,399 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6350210970464135 [2023-11-29 04:26:29,399 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 301 transitions. [2023-11-29 04:26:29,399 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 301 transitions. [2023-11-29 04:26:29,399 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:29,399 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 301 transitions. [2023-11-29 04:26:29,401 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 100.33333333333333) internal successors, (301), 3 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:29,403 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:29,404 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:29,405 INFO L175 Difference]: Start difference. First operand has 102 places, 97 transitions, 233 flow. Second operand 3 states and 301 transitions. [2023-11-29 04:26:29,405 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 96 transitions, 333 flow [2023-11-29 04:26:29,406 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 96 transitions, 329 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 04:26:29,408 INFO L231 Difference]: Finished difference. Result has 100 places, 95 transitions, 229 flow [2023-11-29 04:26:29,409 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=225, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=95, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=229, PETRI_PLACES=100, PETRI_TRANSITIONS=95} [2023-11-29 04:26:29,409 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -12 predicate places. [2023-11-29 04:26:29,409 INFO L495 AbstractCegarLoop]: Abstraction has has 100 places, 95 transitions, 229 flow [2023-11-29 04:26:29,410 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 84.33333333333333) internal successors, (253), 3 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:29,410 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:29,410 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-11-29 04:26:29,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 04:26:29,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:29,611 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:29,611 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:29,611 INFO L85 PathProgramCache]: Analyzing trace with hash 293582673, now seen corresponding path program 1 times [2023-11-29 04:26:29,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:26:29,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [521653949] [2023-11-29 04:26:29,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:29,612 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:29,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:26:29,613 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:26:29,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 04:26:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:29,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 04:26:29,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:29,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:29,745 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2023-11-29 04:26:29,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-29 04:26:29,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:29,782 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2023-11-29 04:26:29,782 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 11 [2023-11-29 04:26:29,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-29 04:26:29,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:29,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:29,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2023-11-29 04:26:29,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:29,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-29 04:26:29,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:29,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:29,870 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2023-11-29 04:26:29,870 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 11 [2023-11-29 04:26:29,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:29,888 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-29 04:26:29,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:29,912 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-29 04:26:29,920 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2023-11-29 04:26:29,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:29,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2023-11-29 04:26:29,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-29 04:26:29,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:29,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:29,992 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2023-11-29 04:26:29,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 11 [2023-11-29 04:26:30,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2023-11-29 04:26:30,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,031 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2023-11-29 04:26:30,044 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2023-11-29 04:26:30,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,064 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2023-11-29 04:26:30,072 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-29 04:26:30,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,094 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2023-11-29 04:26:30,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2023-11-29 04:26:30,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,120 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2023-11-29 04:26:30,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-29 04:26:30,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,160 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2023-11-29 04:26:30,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 11 [2023-11-29 04:26:30,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-29 04:26:30,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,194 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2023-11-29 04:26:30,202 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2023-11-29 04:26:30,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,234 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2023-11-29 04:26:30,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2023-11-29 04:26:30,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-29 04:26:30,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2023-11-29 04:26:30,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2023-11-29 04:26:30,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-29 04:26:30,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-29 04:26:30,338 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2023-11-29 04:26:30,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,354 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2023-11-29 04:26:30,361 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-29 04:26:30,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2023-11-29 04:26:30,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-29 04:26:30,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,431 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2023-11-29 04:26:30,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2023-11-29 04:26:30,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2023-11-29 04:26:30,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2023-11-29 04:26:30,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,551 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2023-11-29 04:26:30,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 11 [2023-11-29 04:26:30,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2023-11-29 04:26:30,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,621 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2023-11-29 04:26:30,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 11 [2023-11-29 04:26:30,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,636 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-29 04:26:30,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,654 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2023-11-29 04:26:30,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:30,665 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-29 04:26:30,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:30,722 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:26:30,722 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:26:30,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [521653949] [2023-11-29 04:26:30,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [521653949] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:30,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:30,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:26:30,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856678324] [2023-11-29 04:26:30,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:30,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:30,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:26:30,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:30,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:31,065 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 158 [2023-11-29 04:26:31,066 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 95 transitions, 229 flow. Second operand has 3 states, 3 states have (on average 86.33333333333333) internal successors, (259), 3 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:31,066 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:31,066 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 158 [2023-11-29 04:26:31,066 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:32,625 INFO L124 PetriNetUnfolderBase]: 10858/19336 cut-off events. [2023-11-29 04:26:32,625 INFO L125 PetriNetUnfolderBase]: For 321/324 co-relation queries the response was YES. [2023-11-29 04:26:32,652 INFO L83 FinitePrefix]: Finished finitePrefix Result has 33997 conditions, 19336 events. 10858/19336 cut-off events. For 321/324 co-relation queries the response was YES. Maximal size of possible extension queue 1641. Compared 170904 event pairs, 10538 based on Foata normal form. 5/10713 useless extension candidates. Maximal degree in co-relation 33934. Up to 14311 conditions per place. [2023-11-29 04:26:32,746 INFO L140 encePairwiseOnDemand]: 154/158 looper letters, 49 selfloop transitions, 2 changer transitions 0/96 dead transitions. [2023-11-29 04:26:32,746 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 96 transitions, 333 flow [2023-11-29 04:26:32,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:32,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:26:32,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 307 transitions. [2023-11-29 04:26:32,748 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6476793248945147 [2023-11-29 04:26:32,748 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 307 transitions. [2023-11-29 04:26:32,748 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 307 transitions. [2023-11-29 04:26:32,749 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:32,749 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 307 transitions. [2023-11-29 04:26:32,750 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 102.33333333333333) internal successors, (307), 3 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:32,752 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:32,752 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:32,752 INFO L175 Difference]: Start difference. First operand has 100 places, 95 transitions, 229 flow. Second operand 3 states and 307 transitions. [2023-11-29 04:26:32,752 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 96 transitions, 333 flow [2023-11-29 04:26:32,754 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 96 transitions, 329 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 04:26:32,755 INFO L231 Difference]: Finished difference. Result has 100 places, 94 transitions, 231 flow [2023-11-29 04:26:32,756 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=223, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=94, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=231, PETRI_PLACES=100, PETRI_TRANSITIONS=94} [2023-11-29 04:26:32,757 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -12 predicate places. [2023-11-29 04:26:32,757 INFO L495 AbstractCegarLoop]: Abstraction has has 100 places, 94 transitions, 231 flow [2023-11-29 04:26:32,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.33333333333333) internal successors, (259), 3 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:32,757 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:32,757 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:32,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 04:26:32,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:32,958 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:32,958 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:32,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1374211115, now seen corresponding path program 1 times [2023-11-29 04:26:32,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:26:32,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [518934171] [2023-11-29 04:26:32,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:32,959 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:32,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:26:32,960 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:26:32,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-29 04:26:33,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:33,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-29 04:26:33,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:33,118 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:33,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 04:26:33,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,306 INFO L349 Elim1Store]: treesize reduction 18, result has 41.9 percent of original size [2023-11-29 04:26:33,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 33 [2023-11-29 04:26:33,323 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 9 [2023-11-29 04:26:33,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 9 [2023-11-29 04:26:33,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 9 [2023-11-29 04:26:33,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,414 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 9 [2023-11-29 04:26:33,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,465 INFO L349 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2023-11-29 04:26:33,465 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:33,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,516 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2023-11-29 04:26:33,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 04:26:33,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,551 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 9 [2023-11-29 04:26:33,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,588 INFO L349 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2023-11-29 04:26:33,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:33,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,615 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 9 [2023-11-29 04:26:33,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,656 INFO L349 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2023-11-29 04:26:33,656 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:33,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,706 INFO L349 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2023-11-29 04:26:33,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:33,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,757 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2023-11-29 04:26:33,758 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 04:26:33,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,827 INFO L349 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2023-11-29 04:26:33,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 04:26:33,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,886 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2023-11-29 04:26:33,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 28 treesize of output 1 [2023-11-29 04:26:33,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 9 [2023-11-29 04:26:33,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:33,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,011 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2023-11-29 04:26:34,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 04:26:34,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,193 INFO L349 Elim1Store]: treesize reduction 50, result has 2.0 percent of original size [2023-11-29 04:26:34,193 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:26:34,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,261 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2023-11-29 04:26:34,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 28 treesize of output 1 [2023-11-29 04:26:34,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 9 [2023-11-29 04:26:34,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 9 [2023-11-29 04:26:34,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 9 [2023-11-29 04:26:34,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,405 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2023-11-29 04:26:34,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 28 treesize of output 1 [2023-11-29 04:26:34,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,428 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 9 [2023-11-29 04:26:34,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,463 INFO L349 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2023-11-29 04:26:34,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:34,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,494 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-29 04:26:34,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,677 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-29 04:26:34,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:34,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:35,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:35,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:35,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:35,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:35,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:35,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:35,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-29 04:26:35,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:35,127 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:26:35,127 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:26:35,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [518934171] [2023-11-29 04:26:35,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [518934171] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:35,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:35,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:26:35,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247275542] [2023-11-29 04:26:35,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:35,128 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:26:35,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:26:35,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:26:35,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:26:35,729 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 158 [2023-11-29 04:26:35,730 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 94 transitions, 231 flow. Second operand has 5 states, 5 states have (on average 82.6) internal successors, (413), 5 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:35,730 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:35,730 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 158 [2023-11-29 04:26:35,730 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:37,939 INFO L124 PetriNetUnfolderBase]: 17146/29840 cut-off events. [2023-11-29 04:26:37,939 INFO L125 PetriNetUnfolderBase]: For 3925/3931 co-relation queries the response was YES. [2023-11-29 04:26:37,972 INFO L83 FinitePrefix]: Finished finitePrefix Result has 54406 conditions, 29840 events. 17146/29840 cut-off events. For 3925/3931 co-relation queries the response was YES. Maximal size of possible extension queue 2317. Compared 271281 event pairs, 16673 based on Foata normal form. 1721/18621 useless extension candidates. Maximal degree in co-relation 33936. Up to 22322 conditions per place. [2023-11-29 04:26:38,068 INFO L140 encePairwiseOnDemand]: 153/158 looper letters, 51 selfloop transitions, 5 changer transitions 0/97 dead transitions. [2023-11-29 04:26:38,068 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 97 transitions, 348 flow [2023-11-29 04:26:38,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:26:38,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-29 04:26:38,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 382 transitions. [2023-11-29 04:26:38,070 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6044303797468354 [2023-11-29 04:26:38,070 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 382 transitions. [2023-11-29 04:26:38,070 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 382 transitions. [2023-11-29 04:26:38,070 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:38,071 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 382 transitions. [2023-11-29 04:26:38,072 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 95.5) internal successors, (382), 4 states have internal predecessors, (382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:38,073 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 158.0) internal successors, (790), 5 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:38,073 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 158.0) internal successors, (790), 5 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:38,073 INFO L175 Difference]: Start difference. First operand has 100 places, 94 transitions, 231 flow. Second operand 4 states and 382 transitions. [2023-11-29 04:26:38,073 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 97 transitions, 348 flow [2023-11-29 04:26:38,076 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 97 transitions, 342 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-11-29 04:26:38,077 INFO L231 Difference]: Finished difference. Result has 99 places, 93 transitions, 231 flow [2023-11-29 04:26:38,077 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=221, PETRI_DIFFERENCE_MINUEND_PLACES=96, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=231, PETRI_PLACES=99, PETRI_TRANSITIONS=93} [2023-11-29 04:26:38,078 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -13 predicate places. [2023-11-29 04:26:38,078 INFO L495 AbstractCegarLoop]: Abstraction has has 99 places, 93 transitions, 231 flow [2023-11-29 04:26:38,078 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 82.6) internal successors, (413), 5 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:38,078 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:38,078 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:38,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-29 04:26:38,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:38,279 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread0Err3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:38,279 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:38,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1374168916, now seen corresponding path program 1 times [2023-11-29 04:26:38,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:26:38,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [431380239] [2023-11-29 04:26:38,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:38,280 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:38,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:26:38,281 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:26:38,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-29 04:26:38,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:38,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 04:26:38,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:38,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:38,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-29 04:26:38,419 INFO L349 Elim1Store]: treesize reduction 6, result has 40.0 percent of original size [2023-11-29 04:26:38,420 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 13 treesize of output 13 [2023-11-29 04:26:38,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:38,430 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:26:38,430 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:26:38,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [431380239] [2023-11-29 04:26:38,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [431380239] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:38,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:38,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:26:38,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688332031] [2023-11-29 04:26:38,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:38,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:26:38,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:26:38,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:26:38,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:26:38,733 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 158 [2023-11-29 04:26:38,733 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 93 transitions, 231 flow. Second operand has 5 states, 5 states have (on average 82.6) internal successors, (413), 5 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:38,734 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:38,734 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 158 [2023-11-29 04:26:38,734 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:40,228 INFO L124 PetriNetUnfolderBase]: 10862/19336 cut-off events. [2023-11-29 04:26:40,228 INFO L125 PetriNetUnfolderBase]: For 324/326 co-relation queries the response was YES. [2023-11-29 04:26:40,256 INFO L83 FinitePrefix]: Finished finitePrefix Result has 34005 conditions, 19336 events. 10862/19336 cut-off events. For 324/326 co-relation queries the response was YES. Maximal size of possible extension queue 1641. Compared 170898 event pairs, 8821 based on Foata normal form. 2/10711 useless extension candidates. Maximal degree in co-relation 33944. Up to 14312 conditions per place. [2023-11-29 04:26:40,342 INFO L140 encePairwiseOnDemand]: 155/158 looper letters, 49 selfloop transitions, 2 changer transitions 0/93 dead transitions. [2023-11-29 04:26:40,342 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 93 transitions, 331 flow [2023-11-29 04:26:40,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:40,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:26:40,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 294 transitions. [2023-11-29 04:26:40,344 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.620253164556962 [2023-11-29 04:26:40,344 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 294 transitions. [2023-11-29 04:26:40,344 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 294 transitions. [2023-11-29 04:26:40,344 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:40,344 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 294 transitions. [2023-11-29 04:26:40,345 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 98.0) internal successors, (294), 3 states have internal predecessors, (294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:40,347 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:40,347 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:40,347 INFO L175 Difference]: Start difference. First operand has 99 places, 93 transitions, 231 flow. Second operand 3 states and 294 transitions. [2023-11-29 04:26:40,347 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 93 transitions, 331 flow [2023-11-29 04:26:40,349 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 93 transitions, 322 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-11-29 04:26:40,350 INFO L231 Difference]: Finished difference. Result has 97 places, 92 transitions, 222 flow [2023-11-29 04:26:40,350 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=218, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=90, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=222, PETRI_PLACES=97, PETRI_TRANSITIONS=92} [2023-11-29 04:26:40,351 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -15 predicate places. [2023-11-29 04:26:40,351 INFO L495 AbstractCegarLoop]: Abstraction has has 97 places, 92 transitions, 222 flow [2023-11-29 04:26:40,352 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 82.6) internal successors, (413), 5 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:40,352 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:40,352 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:40,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2023-11-29 04:26:40,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:40,553 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread0Err4REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:40,553 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:40,553 INFO L85 PathProgramCache]: Analyzing trace with hash -1761716634, now seen corresponding path program 1 times [2023-11-29 04:26:40,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:26:40,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [268401933] [2023-11-29 04:26:40,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:40,554 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:40,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:26:40,555 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:26:40,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-29 04:26:40,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:40,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 04:26:40,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:40,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,708 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-29 04:26:40,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 22 [2023-11-29 04:26:40,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,720 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:40,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:40,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,747 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:40,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 1 [2023-11-29 04:26:40,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,755 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:40,756 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:40,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,785 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:40,785 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:26:40,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,825 INFO L349 Elim1Store]: treesize reduction 61, result has 1.6 percent of original size [2023-11-29 04:26:40,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 1 [2023-11-29 04:26:40,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,856 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:40,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:40,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,879 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:40,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 1 [2023-11-29 04:26:40,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,889 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:40,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:40,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,909 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:40,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:26:40,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,948 INFO L349 Elim1Store]: treesize reduction 61, result has 1.6 percent of original size [2023-11-29 04:26:40,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 1 [2023-11-29 04:26:40,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,968 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:40,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:26:40,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:40,993 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:40,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:40,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,030 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:41,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 1 [2023-11-29 04:26:41,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,069 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:41,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:26:41,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,089 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:41,089 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:41,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,147 INFO L349 Elim1Store]: treesize reduction 61, result has 1.6 percent of original size [2023-11-29 04:26:41,147 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 1 [2023-11-29 04:26:41,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,179 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:41,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:26:41,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,225 INFO L349 Elim1Store]: treesize reduction 61, result has 1.6 percent of original size [2023-11-29 04:26:41,226 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 1 [2023-11-29 04:26:41,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,249 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:41,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 1 [2023-11-29 04:26:41,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,272 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:41,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 1 [2023-11-29 04:26:41,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,280 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:41,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:41,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,290 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:41,290 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:41,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,314 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:41,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 1 [2023-11-29 04:26:41,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,325 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:41,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:41,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,349 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:41,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:26:41,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,358 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:41,359 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:41,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,380 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:41,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 1 [2023-11-29 04:26:41,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,424 INFO L349 Elim1Store]: treesize reduction 61, result has 1.6 percent of original size [2023-11-29 04:26:41,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 1 [2023-11-29 04:26:41,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:41,447 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:41,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:26:41,465 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-29 04:26:41,465 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2023-11-29 04:26:41,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:41,478 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:26:41,478 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:26:41,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [268401933] [2023-11-29 04:26:41,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [268401933] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:41,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:41,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:26:41,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106743787] [2023-11-29 04:26:41,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:41,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:41,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:26:41,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:41,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:41,592 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 158 [2023-11-29 04:26:41,592 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 92 transitions, 222 flow. Second operand has 3 states, 3 states have (on average 86.0) internal successors, (258), 3 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:41,592 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:41,592 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 158 [2023-11-29 04:26:41,592 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:43,085 INFO L124 PetriNetUnfolderBase]: 15483/23451 cut-off events. [2023-11-29 04:26:43,085 INFO L125 PetriNetUnfolderBase]: For 123/125 co-relation queries the response was YES. [2023-11-29 04:26:43,108 INFO L83 FinitePrefix]: Finished finitePrefix Result has 43981 conditions, 23451 events. 15483/23451 cut-off events. For 123/125 co-relation queries the response was YES. Maximal size of possible extension queue 1643. Compared 169152 event pairs, 12819 based on Foata normal form. 0/14716 useless extension candidates. Maximal degree in co-relation 43920. Up to 20179 conditions per place. [2023-11-29 04:26:43,180 INFO L140 encePairwiseOnDemand]: 154/158 looper letters, 49 selfloop transitions, 2 changer transitions 0/91 dead transitions. [2023-11-29 04:26:43,181 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 91 transitions, 322 flow [2023-11-29 04:26:43,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:43,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:26:43,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 301 transitions. [2023-11-29 04:26:43,182 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6350210970464135 [2023-11-29 04:26:43,182 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 301 transitions. [2023-11-29 04:26:43,182 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 301 transitions. [2023-11-29 04:26:43,183 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:43,183 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 301 transitions. [2023-11-29 04:26:43,183 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 100.33333333333333) internal successors, (301), 3 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:43,184 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:43,184 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:43,184 INFO L175 Difference]: Start difference. First operand has 97 places, 92 transitions, 222 flow. Second operand 3 states and 301 transitions. [2023-11-29 04:26:43,184 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 91 transitions, 322 flow [2023-11-29 04:26:43,185 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 91 transitions, 318 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 04:26:43,186 INFO L231 Difference]: Finished difference. Result has 95 places, 90 transitions, 218 flow [2023-11-29 04:26:43,186 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=214, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=218, PETRI_PLACES=95, PETRI_TRANSITIONS=90} [2023-11-29 04:26:43,187 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -17 predicate places. [2023-11-29 04:26:43,187 INFO L495 AbstractCegarLoop]: Abstraction has has 95 places, 90 transitions, 218 flow [2023-11-29 04:26:43,187 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.0) internal successors, (258), 3 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:43,187 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:43,187 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:43,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2023-11-29 04:26:43,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:43,388 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread0Err5REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:43,388 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:43,388 INFO L85 PathProgramCache]: Analyzing trace with hash -1761716633, now seen corresponding path program 1 times [2023-11-29 04:26:43,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:26:43,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1838039303] [2023-11-29 04:26:43,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:43,389 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:43,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:26:43,390 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:26:43,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-29 04:26:43,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:43,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 04:26:43,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:43,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,557 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2023-11-29 04:26:43,567 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 5 [2023-11-29 04:26:43,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,590 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:43,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:43,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2023-11-29 04:26:43,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:43,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:43,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:43,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,683 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:43,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,704 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:43,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2023-11-29 04:26:43,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:43,744 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:43,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,772 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2023-11-29 04:26:43,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,804 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:43,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:43,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:43,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2023-11-29 04:26:43,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,875 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:43,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2023-11-29 04:26:43,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:43,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,950 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-29 04:26:43,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,972 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:43,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:43,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:43,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:44,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,048 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-29 04:26:44,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:44,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,097 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:44,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-29 04:26:44,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:44,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2023-11-29 04:26:44,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:44,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,257 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:44,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,295 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2023-11-29 04:26:44,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:44,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2023-11-29 04:26:44,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:44,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,390 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-29 04:26:44,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:44,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2023-11-29 04:26:44,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,444 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:44,448 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:44,454 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:44,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-29 04:26:44,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:44,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:44,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-29 04:26:44,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:44,599 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:26:44,599 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:26:44,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1838039303] [2023-11-29 04:26:44,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1838039303] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:44,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:44,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:26:44,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951627397] [2023-11-29 04:26:44,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:44,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:26:44,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:26:44,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:26:44,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:26:45,081 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 158 [2023-11-29 04:26:45,082 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 90 transitions, 218 flow. Second operand has 4 states, 4 states have (on average 87.25) internal successors, (349), 4 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:45,082 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:45,082 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 158 [2023-11-29 04:26:45,082 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:46,287 INFO L124 PetriNetUnfolderBase]: 10857/17325 cut-off events. [2023-11-29 04:26:46,288 INFO L125 PetriNetUnfolderBase]: For 324/328 co-relation queries the response was YES. [2023-11-29 04:26:46,308 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31977 conditions, 17325 events. 10857/17325 cut-off events. For 324/328 co-relation queries the response was YES. Maximal size of possible extension queue 1216. Compared 129164 event pairs, 8817 based on Foata normal form. 1254/11956 useless extension candidates. Maximal degree in co-relation 31916. Up to 14292 conditions per place. [2023-11-29 04:26:46,363 INFO L140 encePairwiseOnDemand]: 153/158 looper letters, 48 selfloop transitions, 3 changer transitions 0/91 dead transitions. [2023-11-29 04:26:46,363 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 91 transitions, 322 flow [2023-11-29 04:26:46,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:26:46,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-29 04:26:46,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 392 transitions. [2023-11-29 04:26:46,365 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.620253164556962 [2023-11-29 04:26:46,365 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 392 transitions. [2023-11-29 04:26:46,365 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 392 transitions. [2023-11-29 04:26:46,365 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:46,365 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 392 transitions. [2023-11-29 04:26:46,366 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 98.0) internal successors, (392), 4 states have internal predecessors, (392), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:46,367 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 158.0) internal successors, (790), 5 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:46,368 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 158.0) internal successors, (790), 5 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:46,368 INFO L175 Difference]: Start difference. First operand has 95 places, 90 transitions, 218 flow. Second operand 4 states and 392 transitions. [2023-11-29 04:26:46,368 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 91 transitions, 322 flow [2023-11-29 04:26:46,368 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 91 transitions, 318 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 04:26:46,370 INFO L231 Difference]: Finished difference. Result has 94 places, 88 transitions, 216 flow [2023-11-29 04:26:46,370 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=210, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=88, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=85, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=216, PETRI_PLACES=94, PETRI_TRANSITIONS=88} [2023-11-29 04:26:46,370 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -18 predicate places. [2023-11-29 04:26:46,370 INFO L495 AbstractCegarLoop]: Abstraction has has 94 places, 88 transitions, 216 flow [2023-11-29 04:26:46,371 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 87.25) internal successors, (349), 4 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:46,371 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:46,371 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:46,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2023-11-29 04:26:46,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:46,571 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:46,572 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:46,572 INFO L85 PathProgramCache]: Analyzing trace with hash 1200498943, now seen corresponding path program 1 times [2023-11-29 04:26:46,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:26:46,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [815982525] [2023-11-29 04:26:46,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:46,572 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:46,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:26:46,573 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:26:46,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-29 04:26:46,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:46,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 04:26:46,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:46,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 04:26:46,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:46,685 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:26:46,685 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:26:46,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [815982525] [2023-11-29 04:26:46,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [815982525] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:46,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:46,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:26:46,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993029892] [2023-11-29 04:26:46,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:46,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:46,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:26:46,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:46,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:46,784 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 158 [2023-11-29 04:26:46,784 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 88 transitions, 216 flow. Second operand has 3 states, 3 states have (on average 89.33333333333333) internal successors, (268), 3 states have internal predecessors, (268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:46,784 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:46,784 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 158 [2023-11-29 04:26:46,784 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:47,297 INFO L124 PetriNetUnfolderBase]: 4536/7511 cut-off events. [2023-11-29 04:26:47,297 INFO L125 PetriNetUnfolderBase]: For 184/188 co-relation queries the response was YES. [2023-11-29 04:26:47,306 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13806 conditions, 7511 events. 4536/7511 cut-off events. For 184/188 co-relation queries the response was YES. Maximal size of possible extension queue 443. Compared 50424 event pairs, 3592 based on Foata normal form. 2/5313 useless extension candidates. Maximal degree in co-relation 13739. Up to 6073 conditions per place. [2023-11-29 04:26:47,333 INFO L140 encePairwiseOnDemand]: 150/158 looper letters, 42 selfloop transitions, 5 changer transitions 0/86 dead transitions. [2023-11-29 04:26:47,333 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 86 transitions, 306 flow [2023-11-29 04:26:47,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:47,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:26:47,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 308 transitions. [2023-11-29 04:26:47,335 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6497890295358649 [2023-11-29 04:26:47,335 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 308 transitions. [2023-11-29 04:26:47,335 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 308 transitions. [2023-11-29 04:26:47,335 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:47,336 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 308 transitions. [2023-11-29 04:26:47,337 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 102.66666666666667) internal successors, (308), 3 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:47,338 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:47,338 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:47,339 INFO L175 Difference]: Start difference. First operand has 94 places, 88 transitions, 216 flow. Second operand 3 states and 308 transitions. [2023-11-29 04:26:47,339 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 86 transitions, 306 flow [2023-11-29 04:26:47,340 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 89 places, 86 transitions, 300 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-11-29 04:26:47,342 INFO L231 Difference]: Finished difference. Result has 89 places, 84 transitions, 212 flow [2023-11-29 04:26:47,342 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=202, PETRI_DIFFERENCE_MINUEND_PLACES=87, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=84, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=212, PETRI_PLACES=89, PETRI_TRANSITIONS=84} [2023-11-29 04:26:47,343 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -23 predicate places. [2023-11-29 04:26:47,343 INFO L495 AbstractCegarLoop]: Abstraction has has 89 places, 84 transitions, 212 flow [2023-11-29 04:26:47,343 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 89.33333333333333) internal successors, (268), 3 states have internal predecessors, (268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:47,343 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:47,343 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:47,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2023-11-29 04:26:47,544 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:47,544 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:47,544 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:47,545 INFO L85 PathProgramCache]: Analyzing trace with hash 1200498944, now seen corresponding path program 1 times [2023-11-29 04:26:47,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:26:47,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [87757040] [2023-11-29 04:26:47,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:47,545 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:47,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:26:47,546 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:26:47,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2023-11-29 04:26:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:47,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 04:26:47,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:47,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:47,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:47,670 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:26:47,670 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:26:47,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [87757040] [2023-11-29 04:26:47,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [87757040] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:47,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:47,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:26:47,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129110964] [2023-11-29 04:26:47,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:47,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:47,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:26:47,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:47,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:47,836 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 158 [2023-11-29 04:26:47,837 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 84 transitions, 212 flow. Second operand has 3 states, 3 states have (on average 89.33333333333333) internal successors, (268), 3 states have internal predecessors, (268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:47,837 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:47,837 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 158 [2023-11-29 04:26:47,837 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:48,092 INFO L124 PetriNetUnfolderBase]: 1485/2619 cut-off events. [2023-11-29 04:26:48,092 INFO L125 PetriNetUnfolderBase]: For 99/103 co-relation queries the response was YES. [2023-11-29 04:26:48,095 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4801 conditions, 2619 events. 1485/2619 cut-off events. For 99/103 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 14636 event pairs, 1115 based on Foata normal form. 4/2258 useless extension candidates. Maximal degree in co-relation 4738. Up to 2060 conditions per place. [2023-11-29 04:26:48,101 INFO L140 encePairwiseOnDemand]: 152/158 looper letters, 41 selfloop transitions, 1 changer transitions 0/81 dead transitions. [2023-11-29 04:26:48,102 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 81 transitions, 290 flow [2023-11-29 04:26:48,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:48,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:26:48,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 304 transitions. [2023-11-29 04:26:48,103 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6413502109704642 [2023-11-29 04:26:48,103 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 304 transitions. [2023-11-29 04:26:48,103 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 304 transitions. [2023-11-29 04:26:48,103 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:48,103 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 304 transitions. [2023-11-29 04:26:48,104 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:48,105 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:48,105 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:48,105 INFO L175 Difference]: Start difference. First operand has 89 places, 84 transitions, 212 flow. Second operand 3 states and 304 transitions. [2023-11-29 04:26:48,105 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 81 transitions, 290 flow [2023-11-29 04:26:48,106 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 81 transitions, 280 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 04:26:48,107 INFO L231 Difference]: Finished difference. Result has 84 places, 79 transitions, 194 flow [2023-11-29 04:26:48,107 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=192, PETRI_DIFFERENCE_MINUEND_PLACES=82, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=78, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=194, PETRI_PLACES=84, PETRI_TRANSITIONS=79} [2023-11-29 04:26:48,107 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -28 predicate places. [2023-11-29 04:26:48,108 INFO L495 AbstractCegarLoop]: Abstraction has has 84 places, 79 transitions, 194 flow [2023-11-29 04:26:48,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 89.33333333333333) internal successors, (268), 3 states have internal predecessors, (268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:48,108 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:48,108 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:48,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2023-11-29 04:26:48,308 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:48,309 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread0Err7REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:48,309 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:48,309 INFO L85 PathProgramCache]: Analyzing trace with hash 1366403835, now seen corresponding path program 1 times [2023-11-29 04:26:48,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:26:48,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1829804393] [2023-11-29 04:26:48,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:48,309 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:48,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:26:48,310 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:26:48,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2023-11-29 04:26:48,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:48,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 04:26:48,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:48,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-29 04:26:48,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 5 [2023-11-29 04:26:48,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,533 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-29 04:26:48,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:48,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,590 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-29 04:26:48,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:48,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,662 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-29 04:26:48,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:48,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,739 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-29 04:26:48,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,767 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:48,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:48,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:48,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:48,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-29 04:26:48,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:48,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-29 04:26:48,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:48,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:48,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:48,992 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:49,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:49,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-29 04:26:49,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:49,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:49,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:49,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-29 04:26:49,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:49,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:49,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:49,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:49,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:49,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-29 04:26:49,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:49,415 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:26:49,415 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:26:49,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1829804393] [2023-11-29 04:26:49,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1829804393] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:49,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:49,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:26:49,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791823125] [2023-11-29 04:26:49,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:49,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:26:49,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:26:49,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:26:49,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:26:49,911 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 158 [2023-11-29 04:26:49,912 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 79 transitions, 194 flow. Second operand has 4 states, 4 states have (on average 87.75) internal successors, (351), 4 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:49,912 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:49,912 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 158 [2023-11-29 04:26:49,912 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:50,237 INFO L124 PetriNetUnfolderBase]: 1485/2579 cut-off events. [2023-11-29 04:26:50,237 INFO L125 PetriNetUnfolderBase]: For 89/93 co-relation queries the response was YES. [2023-11-29 04:26:50,239 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4754 conditions, 2579 events. 1485/2579 cut-off events. For 89/93 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 14120 event pairs, 1113 based on Foata normal form. 44/2298 useless extension candidates. Maximal degree in co-relation 4698. Up to 2048 conditions per place. [2023-11-29 04:26:50,246 INFO L140 encePairwiseOnDemand]: 153/158 looper letters, 40 selfloop transitions, 3 changer transitions 0/80 dead transitions. [2023-11-29 04:26:50,246 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 80 transitions, 282 flow [2023-11-29 04:26:50,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:26:50,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-29 04:26:50,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 384 transitions. [2023-11-29 04:26:50,248 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6075949367088608 [2023-11-29 04:26:50,248 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 384 transitions. [2023-11-29 04:26:50,248 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 384 transitions. [2023-11-29 04:26:50,248 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:50,248 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 384 transitions. [2023-11-29 04:26:50,250 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 96.0) internal successors, (384), 4 states have internal predecessors, (384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:50,251 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 158.0) internal successors, (790), 5 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:50,251 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 158.0) internal successors, (790), 5 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:50,251 INFO L175 Difference]: Start difference. First operand has 84 places, 79 transitions, 194 flow. Second operand 4 states and 384 transitions. [2023-11-29 04:26:50,251 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 80 transitions, 282 flow [2023-11-29 04:26:50,252 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 80 transitions, 281 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 04:26:50,254 INFO L231 Difference]: Finished difference. Result has 84 places, 77 transitions, 195 flow [2023-11-29 04:26:50,254 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=189, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=77, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=74, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=195, PETRI_PLACES=84, PETRI_TRANSITIONS=77} [2023-11-29 04:26:50,255 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -28 predicate places. [2023-11-29 04:26:50,255 INFO L495 AbstractCegarLoop]: Abstraction has has 84 places, 77 transitions, 195 flow [2023-11-29 04:26:50,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 87.75) internal successors, (351), 4 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:50,255 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:50,255 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:50,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2023-11-29 04:26:50,456 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:50,456 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thread0Err6REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:50,456 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:50,456 INFO L85 PathProgramCache]: Analyzing trace with hash 1366403834, now seen corresponding path program 1 times [2023-11-29 04:26:50,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:26:50,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1339652180] [2023-11-29 04:26:50,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:50,457 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:50,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:26:50,458 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:26:50,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2023-11-29 04:26:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:50,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 04:26:50,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:50,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,614 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-29 04:26:50,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 22 [2023-11-29 04:26:50,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,634 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:50,634 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 04:26:50,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,664 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:50,665 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 04:26:50,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,710 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:50,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 1 [2023-11-29 04:26:50,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,730 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:50,731 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 04:26:50,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,761 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:50,761 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 1 [2023-11-29 04:26:50,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,793 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:50,793 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:26:50,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,809 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:50,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:50,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,833 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:50,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 04:26:50,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,840 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:50,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:50,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,848 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:50,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:50,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,870 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:50,870 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:26:50,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,889 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:50,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 04:26:50,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,923 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:50,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 1 [2023-11-29 04:26:50,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,930 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:50,931 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:50,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,952 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:50,952 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:26:50,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,964 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:50,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:50,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:50,986 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:50,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 1 [2023-11-29 04:26:50,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,010 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:51,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:26:51,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,017 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:51,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:51,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,053 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:51,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:26:51,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,074 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:51,074 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:51,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,083 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:51,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:51,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,105 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:51,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:26:51,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,143 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:51,144 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 1 [2023-11-29 04:26:51,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,162 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:51,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 04:26:51,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,170 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:51,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:51,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,191 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:51,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 04:26:51,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,214 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:51,215 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:26:51,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,222 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:51,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:51,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,247 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:51,247 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:26:51,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,255 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:51,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:51,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,267 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:51,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:51,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,289 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:51,290 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 1 [2023-11-29 04:26:51,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,314 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:51,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:26:51,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,322 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:51,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:51,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,357 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:51,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:26:51,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,377 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:51,377 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:51,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,385 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:51,385 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:51,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:51,404 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 04:26:51,404 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:26:51,425 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-29 04:26:51,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2023-11-29 04:26:51,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:51,440 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:26:51,440 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:26:51,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1339652180] [2023-11-29 04:26:51,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1339652180] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:51,440 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:51,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:26:51,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759359207] [2023-11-29 04:26:51,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:51,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:51,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:26:51,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:51,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:51,549 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 158 [2023-11-29 04:26:51,549 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 77 transitions, 195 flow. Second operand has 3 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:51,549 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:51,549 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 158 [2023-11-29 04:26:51,549 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:51,798 INFO L124 PetriNetUnfolderBase]: 1627/2737 cut-off events. [2023-11-29 04:26:51,799 INFO L125 PetriNetUnfolderBase]: For 82/82 co-relation queries the response was YES. [2023-11-29 04:26:51,803 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5123 conditions, 2737 events. 1627/2737 cut-off events. For 82/82 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 14517 event pairs, 1227 based on Foata normal form. 0/2426 useless extension candidates. Maximal degree in co-relation 5064. Up to 2259 conditions per place. [2023-11-29 04:26:51,812 INFO L140 encePairwiseOnDemand]: 154/158 looper letters, 41 selfloop transitions, 2 changer transitions 0/76 dead transitions. [2023-11-29 04:26:51,812 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 76 transitions, 279 flow [2023-11-29 04:26:51,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:51,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:26:51,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 293 transitions. [2023-11-29 04:26:51,813 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6181434599156118 [2023-11-29 04:26:51,813 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 293 transitions. [2023-11-29 04:26:51,813 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 293 transitions. [2023-11-29 04:26:51,814 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:51,814 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 293 transitions. [2023-11-29 04:26:51,814 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 97.66666666666667) internal successors, (293), 3 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:51,815 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:51,815 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:51,816 INFO L175 Difference]: Start difference. First operand has 84 places, 77 transitions, 195 flow. Second operand 3 states and 293 transitions. [2023-11-29 04:26:51,816 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 76 transitions, 279 flow [2023-11-29 04:26:51,816 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 76 transitions, 273 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-11-29 04:26:51,817 INFO L231 Difference]: Finished difference. Result has 81 places, 75 transitions, 189 flow [2023-11-29 04:26:51,817 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=185, PETRI_DIFFERENCE_MINUEND_PLACES=79, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=189, PETRI_PLACES=81, PETRI_TRANSITIONS=75} [2023-11-29 04:26:51,818 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -31 predicate places. [2023-11-29 04:26:51,818 INFO L495 AbstractCegarLoop]: Abstraction has has 81 places, 75 transitions, 189 flow [2023-11-29 04:26:51,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:51,818 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:51,819 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:51,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Ended with exit code 0 [2023-11-29 04:26:52,019 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:52,019 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thread0Err8REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:52,019 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:52,019 INFO L85 PathProgramCache]: Analyzing trace with hash -1765031764, now seen corresponding path program 1 times [2023-11-29 04:26:52,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:26:52,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [395793057] [2023-11-29 04:26:52,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:52,020 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:52,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:26:52,021 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:26:52,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2023-11-29 04:26:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:52,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 04:26:52,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:52,146 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 04:26:52,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2023-11-29 04:26:52,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,165 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 04:26:52,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,172 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:52,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,203 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 1 [2023-11-29 04:26:52,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,222 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 04:26:52,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,240 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 04:26:52,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,249 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:52,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,264 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,264 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 04:26:52,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,271 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:52,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,280 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:52,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,299 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 04:26:52,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,305 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:52,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,326 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:52,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,353 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 04:26:52,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,370 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 04:26:52,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,392 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:52,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,419 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,420 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 04:26:52,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,438 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 04:26:52,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,471 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 1 [2023-11-29 04:26:52,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,498 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 04:26:52,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,539 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,539 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 1 [2023-11-29 04:26:52,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,561 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,561 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 04:26:52,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,579 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,579 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 04:26:52,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,607 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,608 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 1 [2023-11-29 04:26:52,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,617 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:52,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,624 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,624 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:52,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,642 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,642 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:52,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,662 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,663 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 04:26:52,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,670 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,670 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:52,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,678 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,678 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:52,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,710 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 04:26:52,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,730 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 04:26:52,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,750 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,750 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:52,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,758 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,758 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:52,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,765 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:52,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,785 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,785 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:52,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,795 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:52,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,803 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,803 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:52,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,822 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:52,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,842 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 04:26:52,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,850 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:52,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,857 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:52,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,888 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,888 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 04:26:52,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,907 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,908 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 04:26:52,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,928 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,928 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:52,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,937 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:52,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,944 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:52,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,961 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,961 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:52,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,970 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:52,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,977 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:52,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:52,995 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:52,996 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:53,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,014 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:53,014 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 04:26:53,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,022 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:53,022 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:53,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,030 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:53,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:53,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,059 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:53,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 04:26:53,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,076 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:53,076 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 04:26:53,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,094 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:53,094 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:53,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,103 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:53,103 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:26:53,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,111 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:53,111 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:53,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,131 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 04:26:53,132 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:53,149 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-29 04:26:53,149 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2023-11-29 04:26:53,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:53,174 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:26:53,174 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:26:53,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [395793057] [2023-11-29 04:26:53,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [395793057] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:53,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:53,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:26:53,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972997987] [2023-11-29 04:26:53,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:53,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:53,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:26:53,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:53,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:53,285 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 158 [2023-11-29 04:26:53,286 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 81 places, 75 transitions, 189 flow. Second operand has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:53,286 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:53,286 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 158 [2023-11-29 04:26:53,286 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:53,571 INFO L124 PetriNetUnfolderBase]: 1551/2603 cut-off events. [2023-11-29 04:26:53,571 INFO L125 PetriNetUnfolderBase]: For 88/88 co-relation queries the response was YES. [2023-11-29 04:26:53,574 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4885 conditions, 2603 events. 1551/2603 cut-off events. For 88/88 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 13734 event pairs, 1163 based on Foata normal form. 0/2358 useless extension candidates. Maximal degree in co-relation 4826. Up to 2159 conditions per place. [2023-11-29 04:26:53,580 INFO L140 encePairwiseOnDemand]: 154/158 looper letters, 41 selfloop transitions, 2 changer transitions 0/74 dead transitions. [2023-11-29 04:26:53,580 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 74 transitions, 273 flow [2023-11-29 04:26:53,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:53,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:26:53,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 293 transitions. [2023-11-29 04:26:53,581 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6181434599156118 [2023-11-29 04:26:53,581 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 293 transitions. [2023-11-29 04:26:53,581 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 293 transitions. [2023-11-29 04:26:53,581 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:53,582 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 293 transitions. [2023-11-29 04:26:53,582 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 97.66666666666667) internal successors, (293), 3 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:53,583 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:53,583 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:53,583 INFO L175 Difference]: Start difference. First operand has 81 places, 75 transitions, 189 flow. Second operand 3 states and 293 transitions. [2023-11-29 04:26:53,583 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 74 transitions, 273 flow [2023-11-29 04:26:53,584 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 74 transitions, 269 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 04:26:53,585 INFO L231 Difference]: Finished difference. Result has 79 places, 73 transitions, 185 flow [2023-11-29 04:26:53,585 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=181, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=73, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=185, PETRI_PLACES=79, PETRI_TRANSITIONS=73} [2023-11-29 04:26:53,586 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -33 predicate places. [2023-11-29 04:26:53,586 INFO L495 AbstractCegarLoop]: Abstraction has has 79 places, 73 transitions, 185 flow [2023-11-29 04:26:53,586 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:53,586 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:53,586 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:53,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Ended with exit code 0 [2023-11-29 04:26:53,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:53,787 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thread0Err9REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:53,787 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:53,787 INFO L85 PathProgramCache]: Analyzing trace with hash -1765031763, now seen corresponding path program 1 times [2023-11-29 04:26:53,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:26:53,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1524773489] [2023-11-29 04:26:53,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:53,788 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:53,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:26:53,788 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:26:53,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2023-11-29 04:26:53,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:53,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 04:26:53,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:53,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-29 04:26:53,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 5 [2023-11-29 04:26:53,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,953 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:53,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,959 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:53,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,969 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:53,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,976 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:53,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:53,988 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:53,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,001 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,008 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,014 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,036 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,048 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,061 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:54,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,093 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,104 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,110 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,116 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:54,132 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,138 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,149 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:54,154 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,160 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,164 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,176 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,187 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,193 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,198 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,203 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,207 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,212 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,217 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,222 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,229 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,232 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,236 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:54,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,268 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,280 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,285 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,291 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:54,308 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,314 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:54,331 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,337 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,341 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:54,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,375 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,388 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,394 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,400 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:54,418 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,425 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:54,443 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,450 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,455 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:54,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:54,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-29 04:26:54,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:54,629 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:26:54,629 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:26:54,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1524773489] [2023-11-29 04:26:54,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1524773489] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:54,629 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:54,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:26:54,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462697601] [2023-11-29 04:26:54,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:54,630 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:26:54,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:26:54,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:26:54,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:26:55,056 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 158 [2023-11-29 04:26:55,057 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 73 transitions, 185 flow. Second operand has 4 states, 4 states have (on average 88.25) internal successors, (353), 4 states have internal predecessors, (353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:55,057 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:55,057 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 158 [2023-11-29 04:26:55,057 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:55,470 INFO L124 PetriNetUnfolderBase]: 1485/2491 cut-off events. [2023-11-29 04:26:55,470 INFO L125 PetriNetUnfolderBase]: For 92/96 co-relation queries the response was YES. [2023-11-29 04:26:55,472 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4671 conditions, 2491 events. 1485/2491 cut-off events. For 92/96 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 13221 event pairs, 1113 based on Foata normal form. 32/2286 useless extension candidates. Maximal degree in co-relation 4612. Up to 2048 conditions per place. [2023-11-29 04:26:55,477 INFO L140 encePairwiseOnDemand]: 153/158 looper letters, 40 selfloop transitions, 3 changer transitions 0/74 dead transitions. [2023-11-29 04:26:55,477 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 80 places, 74 transitions, 273 flow [2023-11-29 04:26:55,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:26:55,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-29 04:26:55,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 384 transitions. [2023-11-29 04:26:55,479 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6075949367088608 [2023-11-29 04:26:55,479 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 384 transitions. [2023-11-29 04:26:55,479 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 384 transitions. [2023-11-29 04:26:55,479 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:55,479 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 384 transitions. [2023-11-29 04:26:55,480 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 96.0) internal successors, (384), 4 states have internal predecessors, (384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:55,481 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 158.0) internal successors, (790), 5 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:55,481 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 158.0) internal successors, (790), 5 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:55,481 INFO L175 Difference]: Start difference. First operand has 79 places, 73 transitions, 185 flow. Second operand 4 states and 384 transitions. [2023-11-29 04:26:55,482 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 80 places, 74 transitions, 273 flow [2023-11-29 04:26:55,482 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 74 transitions, 269 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 04:26:55,483 INFO L231 Difference]: Finished difference. Result has 78 places, 71 transitions, 183 flow [2023-11-29 04:26:55,483 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=177, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=183, PETRI_PLACES=78, PETRI_TRANSITIONS=71} [2023-11-29 04:26:55,483 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -34 predicate places. [2023-11-29 04:26:55,484 INFO L495 AbstractCegarLoop]: Abstraction has has 78 places, 71 transitions, 183 flow [2023-11-29 04:26:55,484 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 88.25) internal successors, (353), 4 states have internal predecessors, (353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:55,484 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:55,484 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:55,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Ended with exit code 0 [2023-11-29 04:26:55,684 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:55,684 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thread0Err11REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:55,685 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:55,685 INFO L85 PathProgramCache]: Analyzing trace with hash -1185055005, now seen corresponding path program 1 times [2023-11-29 04:26:55,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:26:55,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [245084572] [2023-11-29 04:26:55,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:55,685 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:55,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:26:55,686 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:26:55,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2023-11-29 04:26:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:55,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 04:26:55,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:55,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:55,835 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 04:26:55,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:55,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:55,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:55,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:55,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:55,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:55,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:55,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:55,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:55,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:55,883 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:55,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:55,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:55,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:55,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:55,900 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:55,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:55,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:55,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:55,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:55,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:55,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:55,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:55,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:55,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:55,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:55,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:55,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:55,975 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:55,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:55,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:55,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:55,996 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:56,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,027 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:56,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,035 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,040 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:56,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,045 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:56,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,053 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:56,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,144 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 04:26:56,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:56,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,198 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,220 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:56,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,237 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,244 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,283 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:56,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,318 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,340 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,363 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:56,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,382 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,417 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,437 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:56,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:56,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,467 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:56,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,474 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:56,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:56,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,515 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,522 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:56,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:56,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,542 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:56,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:56,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,555 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,564 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:56,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:56,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,663 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:56,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,675 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:56,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:56,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,689 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,717 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:56,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,722 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:56,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,735 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:56,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,741 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:56,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,748 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,767 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:56,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,779 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:56,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,787 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,793 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:56,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,799 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:56,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,818 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,880 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:56,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:56,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:56,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:56,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,956 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:56,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:56,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:56,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:56,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:57,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,001 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:57,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:57,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:57,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:57,031 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:57,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:57,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,046 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:57,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:57,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:57,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:57,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:57,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,091 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:57,097 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:57,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:57,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:57,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:57,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:57,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:57,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,182 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 04:26:57,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:57,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:57,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,212 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:57,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,225 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:57,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:57,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,237 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:57,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,247 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:57,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:26:57,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:26:57,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:57,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,276 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:26:57,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:26:57,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:57,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-29 04:26:57,334 INFO L349 Elim1Store]: treesize reduction 6, result has 40.0 percent of original size [2023-11-29 04:26:57,335 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 13 treesize of output 13 [2023-11-29 04:26:57,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:57,376 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:26:57,376 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:26:57,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [245084572] [2023-11-29 04:26:57,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [245084572] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:57,377 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:57,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:26:57,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712026484] [2023-11-29 04:26:57,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:57,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:26:57,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:26:57,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:26:57,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:26:57,635 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 158 [2023-11-29 04:26:57,635 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 71 transitions, 183 flow. Second operand has 4 states, 4 states have (on average 84.75) internal successors, (339), 4 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:57,635 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:26:57,635 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 158 [2023-11-29 04:26:57,635 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:26:57,915 INFO L124 PetriNetUnfolderBase]: 1627/2593 cut-off events. [2023-11-29 04:26:57,915 INFO L125 PetriNetUnfolderBase]: For 92/92 co-relation queries the response was YES. [2023-11-29 04:26:57,918 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4979 conditions, 2593 events. 1627/2593 cut-off events. For 92/92 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 12951 event pairs, 1227 based on Foata normal form. 0/2434 useless extension candidates. Maximal degree in co-relation 4920. Up to 2259 conditions per place. [2023-11-29 04:26:57,924 INFO L140 encePairwiseOnDemand]: 152/158 looper letters, 41 selfloop transitions, 2 changer transitions 0/68 dead transitions. [2023-11-29 04:26:57,924 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 68 transitions, 263 flow [2023-11-29 04:26:57,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:57,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 04:26:57,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 289 transitions. [2023-11-29 04:26:57,925 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.609704641350211 [2023-11-29 04:26:57,925 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 289 transitions. [2023-11-29 04:26:57,926 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 289 transitions. [2023-11-29 04:26:57,926 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:26:57,926 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 289 transitions. [2023-11-29 04:26:57,927 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 96.33333333333333) internal successors, (289), 3 states have internal predecessors, (289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:57,928 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:57,928 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 158.0) internal successors, (632), 4 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:57,928 INFO L175 Difference]: Start difference. First operand has 78 places, 71 transitions, 183 flow. Second operand 3 states and 289 transitions. [2023-11-29 04:26:57,928 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 68 transitions, 263 flow [2023-11-29 04:26:57,929 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 73 places, 68 transitions, 257 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-11-29 04:26:57,930 INFO L231 Difference]: Finished difference. Result has 73 places, 67 transitions, 173 flow [2023-11-29 04:26:57,930 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=169, PETRI_DIFFERENCE_MINUEND_PLACES=71, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=65, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=173, PETRI_PLACES=73, PETRI_TRANSITIONS=67} [2023-11-29 04:26:57,930 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -39 predicate places. [2023-11-29 04:26:57,930 INFO L495 AbstractCegarLoop]: Abstraction has has 73 places, 67 transitions, 173 flow [2023-11-29 04:26:57,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 84.75) internal successors, (339), 4 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:26:57,931 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:26:57,931 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:57,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Ended with exit code 0 [2023-11-29 04:26:58,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:58,131 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:26:58,132 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:58,132 INFO L85 PathProgramCache]: Analyzing trace with hash -454473308, now seen corresponding path program 1 times [2023-11-29 04:26:58,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:26:58,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1162003669] [2023-11-29 04:26:58,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:58,132 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:58,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:26:58,133 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:26:58,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2023-11-29 04:26:58,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:58,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 04:26:58,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:58,336 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 04:26:58,375 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,376 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,376 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,377 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,381 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,401 INFO L349 Elim1Store]: treesize reduction 24, result has 33.3 percent of original size [2023-11-29 04:26:58,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 41 [2023-11-29 04:26:58,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:58,418 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,418 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:58,420 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,428 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,429 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,466 INFO L349 Elim1Store]: treesize reduction 50, result has 24.2 percent of original size [2023-11-29 04:26:58,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 36 [2023-11-29 04:26:58,488 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,489 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,489 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,490 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,493 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,501 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:26:58,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:26:58,509 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:58,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:58,511 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,512 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,520 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,557 INFO L349 Elim1Store]: treesize reduction 50, result has 24.2 percent of original size [2023-11-29 04:26:58,557 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 36 [2023-11-29 04:26:58,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:58,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:58,597 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:58,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:58,600 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,600 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,608 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,609 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,648 INFO L349 Elim1Store]: treesize reduction 50, result has 24.2 percent of original size [2023-11-29 04:26:58,648 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 36 [2023-11-29 04:26:58,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:58,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:58,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:58,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:58,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:58,686 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:58,688 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,702 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,702 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,755 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:26:58,756 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:26:58,804 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,805 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,805 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,806 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,810 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,811 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,819 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:26:58,820 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:26:58,827 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,828 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,829 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:58,838 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,875 INFO L349 Elim1Store]: treesize reduction 50, result has 24.2 percent of original size [2023-11-29 04:26:58,875 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 36 [2023-11-29 04:26:58,911 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,912 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,912 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,913 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,918 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,926 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:26:58,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:26:58,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:58,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:58,938 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:58,940 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,940 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,949 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,950 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:58,986 INFO L349 Elim1Store]: treesize reduction 50, result has 24.2 percent of original size [2023-11-29 04:26:58,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 36 [2023-11-29 04:26:59,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,021 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,023 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,024 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,033 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,034 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,046 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:26:59,046 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:26:59,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,060 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,064 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,078 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,079 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,133 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:26:59,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:26:59,183 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,184 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,199 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,246 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:26:59,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:26:59,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,282 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,282 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,282 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,290 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,319 INFO L349 Elim1Store]: treesize reduction 50, result has 24.2 percent of original size [2023-11-29 04:26:59,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 36 [2023-11-29 04:26:59,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,362 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,362 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,376 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,430 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:26:59,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:26:59,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,465 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,465 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,465 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,472 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,474 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,488 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:26:59,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:26:59,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,520 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,544 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,605 INFO L349 Elim1Store]: treesize reduction 111, result has 17.8 percent of original size [2023-11-29 04:26:59,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 54 treesize of output 44 [2023-11-29 04:26:59,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,662 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,664 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,678 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,678 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,732 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:26:59,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:26:59,777 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,778 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,778 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,778 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,783 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,783 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,792 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:26:59,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:26:59,802 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,802 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,803 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,813 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,825 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:26:59,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:26:59,836 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,836 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,837 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,837 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,842 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,850 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:26:59,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:26:59,859 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,862 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,863 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,872 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,885 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:26:59,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:26:59,901 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:26:59,905 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,906 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,916 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,916 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:26:59,958 INFO L349 Elim1Store]: treesize reduction 50, result has 24.2 percent of original size [2023-11-29 04:26:59,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 36 [2023-11-29 04:26:59,998 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,006 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,023 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,072 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:27:00,072 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:27:00,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,144 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,149 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,163 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,163 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,210 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:27:00,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:27:00,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,239 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,239 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,240 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,247 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,276 INFO L349 Elim1Store]: treesize reduction 50, result has 24.2 percent of original size [2023-11-29 04:27:00,276 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 36 [2023-11-29 04:27:00,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,318 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,318 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,334 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,390 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:27:00,390 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:27:00,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,426 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,426 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,427 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,436 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,451 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:00,451 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:00,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,490 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,515 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,588 INFO L349 Elim1Store]: treesize reduction 111, result has 17.8 percent of original size [2023-11-29 04:27:00,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 54 treesize of output 44 [2023-11-29 04:27:00,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,649 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,649 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,666 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,722 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:27:00,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:27:00,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,794 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,795 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,811 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,867 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:27:00,867 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:27:00,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,902 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,903 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,903 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,912 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,925 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:00,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:00,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,951 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:00,953 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,970 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:00,971 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,029 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:27:01,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:27:01,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,067 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,068 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,068 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,078 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,092 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:01,093 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:01,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,127 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,160 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,233 INFO L349 Elim1Store]: treesize reduction 111, result has 17.8 percent of original size [2023-11-29 04:27:01,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 54 treesize of output 44 [2023-11-29 04:27:01,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,287 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,287 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,304 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,323 INFO L349 Elim1Store]: treesize reduction 98, result has 1.0 percent of original size [2023-11-29 04:27:01,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 1 [2023-11-29 04:27:01,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,358 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,360 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,377 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,398 INFO L349 Elim1Store]: treesize reduction 98, result has 1.0 percent of original size [2023-11-29 04:27:01,399 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 1 [2023-11-29 04:27:01,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,408 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,408 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,409 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,419 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,433 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:01,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:01,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,451 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,452 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,471 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,493 INFO L349 Elim1Store]: treesize reduction 98, result has 1.0 percent of original size [2023-11-29 04:27:01,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 1 [2023-11-29 04:27:01,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,501 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,501 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,502 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,509 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,512 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,526 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:01,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:01,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,555 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,585 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,653 INFO L349 Elim1Store]: treesize reduction 111, result has 17.8 percent of original size [2023-11-29 04:27:01,653 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 54 treesize of output 44 [2023-11-29 04:27:01,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,704 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,707 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,723 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,724 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,787 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:27:01,787 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:27:01,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:01,882 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,912 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:01,992 INFO L349 Elim1Store]: treesize reduction 111, result has 17.8 percent of original size [2023-11-29 04:27:01,992 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 54 treesize of output 44 [2023-11-29 04:27:02,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,060 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:02,060 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:02,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,079 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:02,139 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:27:02,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:27:02,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,236 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:02,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,268 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:02,348 INFO L349 Elim1Store]: treesize reduction 111, result has 17.8 percent of original size [2023-11-29 04:27:02,348 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 54 treesize of output 44 [2023-11-29 04:27:02,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,579 INFO L349 Elim1Store]: treesize reduction 146, result has 16.1 percent of original size [2023-11-29 04:27:02,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 48 [2023-11-29 04:27:02,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,667 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:02,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,699 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:02,780 INFO L349 Elim1Store]: treesize reduction 111, result has 17.8 percent of original size [2023-11-29 04:27:02,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 54 treesize of output 44 [2023-11-29 04:27:02,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,844 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:02,844 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:02,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,865 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:02,890 INFO L349 Elim1Store]: treesize reduction 98, result has 1.0 percent of original size [2023-11-29 04:27:02,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 1 [2023-11-29 04:27:02,967 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:02,967 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:02,968 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:02,968 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:02,975 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:02,985 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:27:02,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:27:02,996 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:02,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:02,997 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:02,998 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,007 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,008 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,045 INFO L349 Elim1Store]: treesize reduction 50, result has 24.2 percent of original size [2023-11-29 04:27:03,046 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 36 [2023-11-29 04:27:03,084 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,085 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,085 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,086 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,092 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,104 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:27:03,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:27:03,117 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:03,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:03,120 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,121 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,133 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,152 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:03,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:03,174 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,175 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:03,176 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,188 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,238 INFO L349 Elim1Store]: treesize reduction 50, result has 24.2 percent of original size [2023-11-29 04:27:03,239 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 36 [2023-11-29 04:27:03,286 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:03,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:03,289 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:03,312 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,388 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:27:03,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:27:03,457 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,458 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,458 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,459 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,468 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,469 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,483 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:27:03,483 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:27:03,499 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,500 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,501 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:03,516 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,538 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:03,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:03,558 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,559 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,559 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,560 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,569 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,570 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,585 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:27:03,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:27:03,601 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,601 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:03,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:03,605 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,619 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,620 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,677 INFO L349 Elim1Store]: treesize reduction 50, result has 24.2 percent of original size [2023-11-29 04:27:03,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 36 [2023-11-29 04:27:03,731 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,731 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:03,733 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:03,744 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,746 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,764 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:03,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:03,779 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,780 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:03,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:03,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:03,803 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,861 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:27:03,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:27:03,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:03,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:03,946 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:03,948 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:03,965 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:03,965 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,014 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:27:04,014 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:27:04,062 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,064 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,066 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,077 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,078 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,125 INFO L349 Elim1Store]: treesize reduction 50, result has 24.2 percent of original size [2023-11-29 04:27:04,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 36 [2023-11-29 04:27:04,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,188 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,189 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,207 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,208 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,268 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:27:04,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:27:04,326 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,327 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,329 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,342 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,343 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,363 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:04,363 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:04,399 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,435 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,517 INFO L349 Elim1Store]: treesize reduction 111, result has 17.8 percent of original size [2023-11-29 04:27:04,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 54 treesize of output 44 [2023-11-29 04:27:04,586 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,593 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,610 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,611 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,688 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:27:04,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:27:04,756 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,757 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,758 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,758 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,767 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,768 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,781 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:27:04,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:27:04,794 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,794 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,795 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,808 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,813 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,834 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:04,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:04,854 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,854 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,855 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,856 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,865 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,866 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,882 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:27:04,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:27:04,899 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,903 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,904 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,918 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,921 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,942 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:04,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:04,973 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:04,980 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,981 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,995 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:04,996 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,016 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:05,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:05,034 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,040 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,060 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,084 INFO L349 Elim1Store]: treesize reduction 98, result has 1.0 percent of original size [2023-11-29 04:27:05,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 1 [2023-11-29 04:27:05,139 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,140 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,140 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,141 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,150 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,162 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:27:05,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:27:05,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,181 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,181 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,183 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,194 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,194 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,211 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:05,212 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:05,228 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,229 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,229 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,230 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,237 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,247 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:27:05,248 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:27:05,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,262 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,263 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,265 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,275 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,276 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,315 INFO L349 Elim1Store]: treesize reduction 50, result has 24.2 percent of original size [2023-11-29 04:27:05,316 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 36 [2023-11-29 04:27:05,370 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,370 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,372 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,384 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,402 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:05,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:05,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,422 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,425 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,445 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,446 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,502 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:27:05,503 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:27:05,577 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,578 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,578 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,579 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,589 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,604 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:27:05,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:27:05,624 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,624 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,625 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,643 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,663 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:05,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:05,689 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,690 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,691 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,692 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,700 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,714 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:27:05,714 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:27:05,730 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,731 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,735 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,749 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,750 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,768 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:05,769 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:05,798 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,799 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,801 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,814 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,830 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:05,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:05,847 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,848 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,870 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,894 INFO L349 Elim1Store]: treesize reduction 98, result has 1.0 percent of original size [2023-11-29 04:27:05,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 1 [2023-11-29 04:27:05,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,932 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:05,934 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,954 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:05,955 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,015 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:27:06,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:27:06,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,066 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,066 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,067 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,080 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,098 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:06,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:06,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,129 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,130 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,153 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,178 INFO L349 Elim1Store]: treesize reduction 98, result has 1.0 percent of original size [2023-11-29 04:27:06,178 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 1 [2023-11-29 04:27:06,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,190 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,190 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,191 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,204 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,222 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:06,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:06,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,259 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,297 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,378 INFO L349 Elim1Store]: treesize reduction 111, result has 17.8 percent of original size [2023-11-29 04:27:06,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 54 treesize of output 44 [2023-11-29 04:27:06,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,458 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,461 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,482 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,545 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:27:06,545 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:27:06,618 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,618 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,619 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,620 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,629 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,643 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:27:06,643 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:27:06,660 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,661 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,661 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,676 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,695 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:06,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:06,718 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,718 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,719 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,719 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,727 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,739 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:27:06,739 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:27:06,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,753 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,754 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,756 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,767 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,767 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,783 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:06,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:06,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,806 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,808 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,809 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,822 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,822 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,873 INFO L349 Elim1Store]: treesize reduction 50, result has 24.2 percent of original size [2023-11-29 04:27:06,873 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 36 [2023-11-29 04:27:06,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,930 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:06,936 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,956 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:06,957 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,025 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:27:07,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:27:07,114 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,115 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,115 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,116 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,125 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,139 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:27:07,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:27:07,154 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,156 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,157 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,170 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,171 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,190 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:07,190 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:07,209 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,210 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,210 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,211 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,221 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,234 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:27:07,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:27:07,251 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,254 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,255 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,268 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,288 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:07,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:07,314 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,314 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,316 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,330 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,349 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:07,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:07,369 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,372 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,397 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,425 INFO L349 Elim1Store]: treesize reduction 98, result has 1.0 percent of original size [2023-11-29 04:27:07,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 1 [2023-11-29 04:27:07,447 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,448 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,448 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,449 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,459 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,473 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:27:07,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:27:07,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,492 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,492 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,493 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,507 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,507 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,560 INFO L349 Elim1Store]: treesize reduction 50, result has 24.2 percent of original size [2023-11-29 04:27:07,560 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 36 [2023-11-29 04:27:07,617 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,617 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,618 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,618 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,628 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,641 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:27:07,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:27:07,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,660 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,662 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,662 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,675 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,675 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,699 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:07,699 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:07,727 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,728 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,729 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,741 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,759 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:07,759 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:07,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,779 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,780 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,800 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,801 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,857 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:27:07,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:27:07,929 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,931 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,953 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,978 INFO L349 Elim1Store]: treesize reduction 98, result has 1.0 percent of original size [2023-11-29 04:27:07,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 1 [2023-11-29 04:27:07,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:07,989 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,990 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:07,990 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,004 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,021 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:08,022 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:08,034 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,040 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,062 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,063 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,128 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:27:08,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:27:08,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,182 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,182 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,183 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,197 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,216 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:08,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:08,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,268 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,296 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,368 INFO L349 Elim1Store]: treesize reduction 111, result has 17.8 percent of original size [2023-11-29 04:27:08,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 54 treesize of output 44 [2023-11-29 04:27:08,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,438 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,440 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,460 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,482 INFO L349 Elim1Store]: treesize reduction 98, result has 1.0 percent of original size [2023-11-29 04:27:08,482 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 1 [2023-11-29 04:27:08,508 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,509 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,509 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,510 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,518 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,530 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:27:08,530 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:27:08,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,547 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,547 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,548 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,560 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,561 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,579 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:08,579 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:08,596 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,596 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,597 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,597 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,607 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,621 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 04:27:08,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 04:27:08,637 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,640 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,640 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,654 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,675 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:08,675 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:08,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,704 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,706 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,706 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,720 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,721 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,741 INFO L349 Elim1Store]: treesize reduction 65, result has 1.5 percent of original size [2023-11-29 04:27:08,741 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 04:27:08,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,770 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:08,771 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,792 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,793 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 04:27:08,858 INFO L349 Elim1Store]: treesize reduction 79, result has 20.2 percent of original size [2023-11-29 04:27:08,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 40 [2023-11-29 04:27:09,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:09,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:10,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-11-29 04:27:10,860 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:10,896 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:10,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:10,932 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:10,943 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:10,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:10,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:10,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:10,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:11,001 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:11,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:11,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,035 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:11,045 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:11,089 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:11,107 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:11,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,143 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:11,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:11,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:11,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:11,215 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,230 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:11,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:11,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,283 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:11,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:11,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:11,355 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,377 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:11,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-11-29 04:27:11,423 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,429 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:11,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,460 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:11,468 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:11,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,502 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,519 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:11,543 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:11,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-11-29 04:27:11,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:11,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-11-29 04:27:11,675 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:11,699 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:11,729 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-11-29 04:27:11,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2023-11-29 04:27:11,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-11-29 04:27:11,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:11,870 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:11,881 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:11,932 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-11-29 04:27:11,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:11,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:12,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:12,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:12,082 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-11-29 04:27:12,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:12,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:12,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-11-29 04:27:12,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:12,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:12,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:12,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:12,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,360 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:12,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,382 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:12,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:12,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:12,449 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:12,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:12,525 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:12,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,566 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:12,574 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:12,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,630 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:12,648 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:12,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:12,735 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-11-29 04:27:12,748 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:12,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,772 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:12,787 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,804 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:12,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:12,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2023-11-29 04:27:12,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,891 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 04:27:12,897 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 04:27:12,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:27:12,930 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:27:12,931 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:27:12,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1162003669] [2023-11-29 04:27:12,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1162003669] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:27:12,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:27:12,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:27:12,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920531401] [2023-11-29 04:27:12,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:27:12,931 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:27:12,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:27:12,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:27:12,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:27:13,954 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 158 [2023-11-29 04:27:13,954 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 73 places, 67 transitions, 173 flow. Second operand has 6 states, 6 states have (on average 90.16666666666667) internal successors, (541), 6 states have internal predecessors, (541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:27:13,954 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:27:13,954 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 158 [2023-11-29 04:27:13,955 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:27:14,496 INFO L124 PetriNetUnfolderBase]: 1485/2412 cut-off events. [2023-11-29 04:27:14,496 INFO L125 PetriNetUnfolderBase]: For 92/94 co-relation queries the response was YES. [2023-11-29 04:27:14,499 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4591 conditions, 2412 events. 1485/2412 cut-off events. For 92/94 co-relation queries the response was YES. Maximal size of possible extension queue 129. Compared 12186 event pairs, 1115 based on Foata normal form. 1/2256 useless extension candidates. Maximal degree in co-relation 4534. Up to 2057 conditions per place. [2023-11-29 04:27:14,506 INFO L140 encePairwiseOnDemand]: 153/158 looper letters, 36 selfloop transitions, 5 changer transitions 0/67 dead transitions. [2023-11-29 04:27:14,506 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 67 transitions, 253 flow [2023-11-29 04:27:14,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:27:14,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-29 04:27:14,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 381 transitions. [2023-11-29 04:27:14,508 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6028481012658228 [2023-11-29 04:27:14,508 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 381 transitions. [2023-11-29 04:27:14,508 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 381 transitions. [2023-11-29 04:27:14,509 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:27:14,509 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 381 transitions. [2023-11-29 04:27:14,509 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 95.25) internal successors, (381), 4 states have internal predecessors, (381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:27:14,511 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 158.0) internal successors, (790), 5 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:27:14,511 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 158.0) internal successors, (790), 5 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:27:14,511 INFO L175 Difference]: Start difference. First operand has 73 places, 67 transitions, 173 flow. Second operand 4 states and 381 transitions. [2023-11-29 04:27:14,511 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 67 transitions, 253 flow [2023-11-29 04:27:14,512 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 67 transitions, 243 flow, removed 1 selfloop flow, removed 3 redundant places. [2023-11-29 04:27:14,513 INFO L231 Difference]: Finished difference. Result has 72 places, 66 transitions, 169 flow [2023-11-29 04:27:14,513 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=159, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=61, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=169, PETRI_PLACES=72, PETRI_TRANSITIONS=66} [2023-11-29 04:27:14,513 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -40 predicate places. [2023-11-29 04:27:14,513 INFO L495 AbstractCegarLoop]: Abstraction has has 72 places, 66 transitions, 169 flow [2023-11-29 04:27:14,514 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 90.16666666666667) internal successors, (541), 6 states have internal predecessors, (541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:27:14,514 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:27:14,514 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:27:14,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Ended with exit code 0 [2023-11-29 04:27:14,714 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:27:14,714 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:27:14,715 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:27:14,715 INFO L85 PathProgramCache]: Analyzing trace with hash 1802792046, now seen corresponding path program 1 times [2023-11-29 04:27:14,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:27:14,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1944467673] [2023-11-29 04:27:14,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:27:14,716 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:27:14,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:27:14,716 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:27:14,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2023-11-29 04:27:14,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:27:14,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-29 04:27:14,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:27:14,932 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 04:27:14,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-29 04:27:14,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:14,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:14,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-29 04:27:15,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-29 04:27:15,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:15,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:15,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-29 04:27:15,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:15,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:15,118 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:15,153 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 7 [2023-11-29 04:27:15,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:15,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:15,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:15,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:15,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:15,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:15,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:15,260 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-29 04:27:15,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-29 04:27:15,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:15,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:15,347 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:15,362 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-29 04:27:15,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:15,383 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:15,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:15,398 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:15,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:15,421 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:15,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:15,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:15,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:15,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-29 04:27:15,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:15,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:15,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:15,545 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:15,570 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-29 04:27:15,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:15,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:15,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:27:15,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:15,654 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:15,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:15,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:15,694 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:15,738 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 7 [2023-11-29 04:27:15,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:15,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:15,808 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:15,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:15,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:15,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:15,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:15,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:15,861 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:15,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-29 04:27:15,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:16,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:16,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-29 04:27:16,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:16,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,067 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:16,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:16,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:16,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:16,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:16,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:16,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-29 04:27:16,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:16,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:16,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:16,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-29 04:27:16,317 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:16,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,334 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:16,372 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 7 [2023-11-29 04:27:16,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:16,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:16,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:16,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:16,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:16,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:16,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:27:16,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,540 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:16,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,554 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:16,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:16,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:16,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:16,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,631 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:27:16,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 7 [2023-11-29 04:27:16,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:16,729 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:16,741 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-29 04:27:16,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:16,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:16,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 7 [2023-11-29 04:27:16,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:16,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,859 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:27:16,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,867 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:16,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:16,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,897 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:16,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 7 [2023-11-29 04:27:16,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:27:16,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:16,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:16,990 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:17,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:27:17,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:17,044 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:17,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 7 [2023-11-29 04:27:17,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 7 [2023-11-29 04:27:17,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 7 [2023-11-29 04:27:17,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:27:17,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 7 [2023-11-29 04:27:17,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:17,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:17,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:17,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:17,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:17,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:27:17,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:17,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:17,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:27:17,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:17,465 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 7 [2023-11-29 04:27:17,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 04:27:17,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,522 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:17,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,536 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:17,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,555 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:17,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-29 04:27:17,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:17,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:17,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:17,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:17,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 04:27:17,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:17,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 04:27:17,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 04:27:17,758 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 04:27:17,984 INFO L349 Elim1Store]: treesize reduction 54, result has 29.9 percent of original size [2023-11-29 04:27:17,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 26 treesize of output 43 [2023-11-29 04:27:18,014 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 04:27:19,279 INFO L349 Elim1Store]: treesize reduction 12, result has 75.5 percent of original size [2023-11-29 04:27:19,279 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 21 treesize of output 49 [2023-11-29 04:27:19,558 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 18 [2023-11-29 04:27:19,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:19,581 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:19,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:19,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:19,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:19,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 18 [2023-11-29 04:27:19,636 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:19,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:19,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 18 [2023-11-29 04:27:19,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 18 [2023-11-29 04:27:19,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 18 [2023-11-29 04:27:19,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:19,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:19,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:19,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:19,756 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:19,774 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 18 [2023-11-29 04:27:19,787 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:19,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:19,805 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:19,823 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 18 [2023-11-29 04:27:19,830 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:19,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:19,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:19,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:19,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:19,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:19,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:19,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:19,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:19,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:19,956 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:19,961 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:19,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:19,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:19,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:20,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:20,026 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:20,031 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:20,044 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:20,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:20,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 23 [2023-11-29 04:27:20,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:20,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:20,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:20,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 18 [2023-11-29 04:27:20,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:20,189 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:20,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:20,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:20,214 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:20,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:20,247 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:20,271 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:20,282 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:20,313 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 23 [2023-11-29 04:27:20,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 18 [2023-11-29 04:27:20,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:20,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:20,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:20,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:20,386 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:20,400 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:20,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:20,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:20,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:20,431 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:20,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:20,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:20,468 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:20,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:20,509 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 23 [2023-11-29 04:27:20,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 15 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 23 [2023-11-29 04:27:20,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:20,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 23 [2023-11-29 04:27:20,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 23 [2023-11-29 04:27:20,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:20,662 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:20,678 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:20,699 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:20,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:20,738 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 23 [2023-11-29 04:27:20,754 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:20,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:20,806 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 23 [2023-11-29 04:27:20,819 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:20,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:20,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:20,868 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:20,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:20,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:20,921 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:20,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:20,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 23 [2023-11-29 04:27:20,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:21,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:21,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:21,023 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:21,039 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:21,051 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:21,055 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:21,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:21,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:21,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 23 [2023-11-29 04:27:21,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:21,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:21,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:21,185 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-29 04:27:21,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:21,202 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:21,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:21,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:21,226 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 04:27:21,238 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:21,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 18 [2023-11-29 04:27:21,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:21,269 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:21,279 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2023-11-29 04:27:21,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2023-11-29 04:27:21,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:27:21,299 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:27:21,299 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:27:21,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1944467673] [2023-11-29 04:27:21,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1944467673] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:27:21,299 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:27:21,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 04:27:21,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665527153] [2023-11-29 04:27:21,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:27:21,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 04:27:21,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:27:21,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 04:27:21,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:27:23,015 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 72 out of 158 [2023-11-29 04:27:23,016 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 66 transitions, 169 flow. Second operand has 9 states, 9 states have (on average 76.44444444444444) internal successors, (688), 9 states have internal predecessors, (688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:27:23,016 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 04:27:23,016 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 72 of 158 [2023-11-29 04:27:23,016 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 04:27:23,680 INFO L124 PetriNetUnfolderBase]: 2212/3259 cut-off events. [2023-11-29 04:27:23,680 INFO L125 PetriNetUnfolderBase]: For 31/31 co-relation queries the response was YES. [2023-11-29 04:27:23,683 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6430 conditions, 3259 events. 2212/3259 cut-off events. For 31/31 co-relation queries the response was YES. Maximal size of possible extension queue 150. Compared 15138 event pairs, 788 based on Foata normal form. 0/3116 useless extension candidates. Maximal degree in co-relation 6378. Up to 2886 conditions per place. [2023-11-29 04:27:23,691 INFO L140 encePairwiseOnDemand]: 150/158 looper letters, 54 selfloop transitions, 8 changer transitions 0/79 dead transitions. [2023-11-29 04:27:23,691 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 79 transitions, 319 flow [2023-11-29 04:27:23,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 04:27:23,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2023-11-29 04:27:23,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 638 transitions. [2023-11-29 04:27:23,693 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.504746835443038 [2023-11-29 04:27:23,693 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 638 transitions. [2023-11-29 04:27:23,693 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 638 transitions. [2023-11-29 04:27:23,694 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:27:23,694 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 638 transitions. [2023-11-29 04:27:23,695 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 79.75) internal successors, (638), 8 states have internal predecessors, (638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:27:23,697 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 158.0) internal successors, (1422), 9 states have internal predecessors, (1422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:27:23,697 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 158.0) internal successors, (1422), 9 states have internal predecessors, (1422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:27:23,697 INFO L175 Difference]: Start difference. First operand has 72 places, 66 transitions, 169 flow. Second operand 8 states and 638 transitions. [2023-11-29 04:27:23,697 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 79 transitions, 319 flow [2023-11-29 04:27:23,698 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 79 transitions, 309 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-11-29 04:27:23,699 INFO L231 Difference]: Finished difference. Result has 75 places, 65 transitions, 173 flow [2023-11-29 04:27:23,699 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=157, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=65, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=173, PETRI_PLACES=75, PETRI_TRANSITIONS=65} [2023-11-29 04:27:23,699 INFO L281 CegarLoopForPetriNet]: 112 programPoint places, -37 predicate places. [2023-11-29 04:27:23,699 INFO L495 AbstractCegarLoop]: Abstraction has has 75 places, 65 transitions, 173 flow [2023-11-29 04:27:23,700 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 76.44444444444444) internal successors, (688), 9 states have internal predecessors, (688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:27:23,700 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 04:27:23,700 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:27:23,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Ended with exit code 0 [2023-11-29 04:27:23,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:27:23,900 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK === [thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 68 more)] === [2023-11-29 04:27:23,901 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:27:23,901 INFO L85 PathProgramCache]: Analyzing trace with hash 1844707519, now seen corresponding path program 1 times [2023-11-29 04:27:23,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:27:23,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1942639380] [2023-11-29 04:27:23,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:27:23,901 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:27:23,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:27:23,902 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:27:23,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2023-11-29 04:27:24,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:27:24,111 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:27:24,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:27:24,313 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2023-11-29 04:27:24,313 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 04:27:24,314 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK (70 of 71 remaining) [2023-11-29 04:27:24,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (69 of 71 remaining) [2023-11-29 04:27:24,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (68 of 71 remaining) [2023-11-29 04:27:24,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (67 of 71 remaining) [2023-11-29 04:27:24,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err3REQUIRES_VIOLATIONMEMORY_DEREFERENCE (66 of 71 remaining) [2023-11-29 04:27:24,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err4REQUIRES_VIOLATIONMEMORY_DEREFERENCE (65 of 71 remaining) [2023-11-29 04:27:24,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err5REQUIRES_VIOLATIONMEMORY_DEREFERENCE (64 of 71 remaining) [2023-11-29 04:27:24,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err6REQUIRES_VIOLATIONMEMORY_DEREFERENCE (63 of 71 remaining) [2023-11-29 04:27:24,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err7REQUIRES_VIOLATIONMEMORY_DEREFERENCE (62 of 71 remaining) [2023-11-29 04:27:24,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err8REQUIRES_VIOLATIONMEMORY_DEREFERENCE (61 of 71 remaining) [2023-11-29 04:27:24,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err9REQUIRES_VIOLATIONMEMORY_DEREFERENCE (60 of 71 remaining) [2023-11-29 04:27:24,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err10REQUIRES_VIOLATIONMEMORY_DEREFERENCE (59 of 71 remaining) [2023-11-29 04:27:24,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err11REQUIRES_VIOLATIONMEMORY_DEREFERENCE (58 of 71 remaining) [2023-11-29 04:27:24,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err12REQUIRES_VIOLATIONMEMORY_DEREFERENCE (57 of 71 remaining) [2023-11-29 04:27:24,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err13REQUIRES_VIOLATIONMEMORY_DEREFERENCE (56 of 71 remaining) [2023-11-29 04:27:24,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err14REQUIRES_VIOLATIONMEMORY_DEREFERENCE (55 of 71 remaining) [2023-11-29 04:27:24,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err15REQUIRES_VIOLATIONMEMORY_DEREFERENCE (54 of 71 remaining) [2023-11-29 04:27:24,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err16REQUIRES_VIOLATIONMEMORY_DEREFERENCE (53 of 71 remaining) [2023-11-29 04:27:24,319 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err17REQUIRES_VIOLATIONMEMORY_DEREFERENCE (52 of 71 remaining) [2023-11-29 04:27:24,319 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err18REQUIRES_VIOLATIONMEMORY_DEREFERENCE (51 of 71 remaining) [2023-11-29 04:27:24,319 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err19REQUIRES_VIOLATIONMEMORY_DEREFERENCE (50 of 71 remaining) [2023-11-29 04:27:24,319 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (49 of 71 remaining) [2023-11-29 04:27:24,319 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (48 of 71 remaining) [2023-11-29 04:27:24,319 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (47 of 71 remaining) [2023-11-29 04:27:24,320 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (46 of 71 remaining) [2023-11-29 04:27:24,320 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (45 of 71 remaining) [2023-11-29 04:27:24,320 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (44 of 71 remaining) [2023-11-29 04:27:24,320 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (43 of 71 remaining) [2023-11-29 04:27:24,320 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (42 of 71 remaining) [2023-11-29 04:27:24,320 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (41 of 71 remaining) [2023-11-29 04:27:24,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (40 of 71 remaining) [2023-11-29 04:27:24,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (39 of 71 remaining) [2023-11-29 04:27:24,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (38 of 71 remaining) [2023-11-29 04:27:24,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE (37 of 71 remaining) [2023-11-29 04:27:24,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE (36 of 71 remaining) [2023-11-29 04:27:24,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE (35 of 71 remaining) [2023-11-29 04:27:24,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK (34 of 71 remaining) [2023-11-29 04:27:24,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (33 of 71 remaining) [2023-11-29 04:27:24,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (32 of 71 remaining) [2023-11-29 04:27:24,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (31 of 71 remaining) [2023-11-29 04:27:24,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (30 of 71 remaining) [2023-11-29 04:27:24,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err3REQUIRES_VIOLATIONMEMORY_DEREFERENCE (29 of 71 remaining) [2023-11-29 04:27:24,323 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err4REQUIRES_VIOLATIONMEMORY_DEREFERENCE (28 of 71 remaining) [2023-11-29 04:27:24,323 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err5REQUIRES_VIOLATIONMEMORY_DEREFERENCE (27 of 71 remaining) [2023-11-29 04:27:24,323 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err6REQUIRES_VIOLATIONMEMORY_DEREFERENCE (26 of 71 remaining) [2023-11-29 04:27:24,323 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err7REQUIRES_VIOLATIONMEMORY_DEREFERENCE (25 of 71 remaining) [2023-11-29 04:27:24,323 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err8REQUIRES_VIOLATIONMEMORY_DEREFERENCE (24 of 71 remaining) [2023-11-29 04:27:24,323 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err9REQUIRES_VIOLATIONMEMORY_DEREFERENCE (23 of 71 remaining) [2023-11-29 04:27:24,324 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err10REQUIRES_VIOLATIONMEMORY_DEREFERENCE (22 of 71 remaining) [2023-11-29 04:27:24,324 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err11REQUIRES_VIOLATIONMEMORY_DEREFERENCE (21 of 71 remaining) [2023-11-29 04:27:24,324 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err12REQUIRES_VIOLATIONMEMORY_DEREFERENCE (20 of 71 remaining) [2023-11-29 04:27:24,324 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err13REQUIRES_VIOLATIONMEMORY_DEREFERENCE (19 of 71 remaining) [2023-11-29 04:27:24,324 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err14REQUIRES_VIOLATIONMEMORY_DEREFERENCE (18 of 71 remaining) [2023-11-29 04:27:24,324 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err15REQUIRES_VIOLATIONMEMORY_DEREFERENCE (17 of 71 remaining) [2023-11-29 04:27:24,324 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err16REQUIRES_VIOLATIONMEMORY_DEREFERENCE (16 of 71 remaining) [2023-11-29 04:27:24,325 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err17REQUIRES_VIOLATIONMEMORY_DEREFERENCE (15 of 71 remaining) [2023-11-29 04:27:24,325 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err18REQUIRES_VIOLATIONMEMORY_DEREFERENCE (14 of 71 remaining) [2023-11-29 04:27:24,325 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Err19REQUIRES_VIOLATIONMEMORY_DEREFERENCE (13 of 71 remaining) [2023-11-29 04:27:24,325 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Thread1of1ForFork5Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 71 remaining) [2023-11-29 04:27:24,325 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Thread1of1ForFork5Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (11 of 71 remaining) [2023-11-29 04:27:24,325 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Thread1of1ForFork5Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 71 remaining) [2023-11-29 04:27:24,325 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Thread1of1ForFork5Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 71 remaining) [2023-11-29 04:27:24,325 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread0Thread1of1ForFork5Err10INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 71 remaining) [2023-11-29 04:27:24,326 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (7 of 71 remaining) [2023-11-29 04:27:24,326 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (6 of 71 remaining) [2023-11-29 04:27:24,326 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (5 of 71 remaining) [2023-11-29 04:27:24,326 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (4 of 71 remaining) [2023-11-29 04:27:24,326 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (3 of 71 remaining) [2023-11-29 04:27:24,326 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (2 of 71 remaining) [2023-11-29 04:27:24,326 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (1 of 71 remaining) [2023-11-29 04:27:24,326 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (0 of 71 remaining) [2023-11-29 04:27:24,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Ended with exit code 0 [2023-11-29 04:27:24,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:27:24,527 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:27:24,533 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-29 04:27:24,533 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 04:27:24,591 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre20 could not be translated [2023-11-29 04:27:24,594 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre5 could not be translated [2023-11-29 04:27:24,595 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem7 could not be translated [2023-11-29 04:27:24,596 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem7 could not be translated [2023-11-29 04:27:24,597 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre8 could not be translated [2023-11-29 04:27:24,599 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre8 could not be translated [2023-11-29 04:27:24,600 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre10 could not be translated [2023-11-29 04:27:24,604 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre10 could not be translated [2023-11-29 04:27:24,605 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre12 could not be translated [2023-11-29 04:27:24,606 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre12 could not be translated [2023-11-29 04:27:24,607 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre14 could not be translated [2023-11-29 04:27:24,607 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre14 could not be translated [2023-11-29 04:27:24,608 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem16 could not be translated [2023-11-29 04:27:24,609 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem16 could not be translated [2023-11-29 04:27:24,609 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem17 could not be translated [2023-11-29 04:27:24,610 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem17 could not be translated [2023-11-29 04:27:24,611 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem18 could not be translated [2023-11-29 04:27:24,612 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem18 could not be translated [2023-11-29 04:27:24,612 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated [2023-11-29 04:27:24,613 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated [2023-11-29 04:27:24,614 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem22 could not be translated [2023-11-29 04:27:24,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 04:27:24 BasicIcfg [2023-11-29 04:27:24,624 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 04:27:24,625 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 04:27:24,625 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 04:27:24,625 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 04:27:24,625 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:26:18" (3/4) ... [2023-11-29 04:27:24,627 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 04:27:24,628 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 04:27:24,629 INFO L158 Benchmark]: Toolchain (without parser) took 68216.77ms. Allocated memory was 69.2MB in the beginning and 5.7GB in the end (delta: 5.7GB). Free memory was 34.0MB in the beginning and 3.1GB in the end (delta: -3.0GB). Peak memory consumption was 2.6GB. Max. memory is 16.1GB. [2023-11-29 04:27:24,629 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 69.2MB. Free memory was 45.6MB in the beginning and 45.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:27:24,629 INFO L158 Benchmark]: CACSL2BoogieTranslator took 741.26ms. Allocated memory was 69.2MB in the beginning and 100.7MB in the end (delta: 31.5MB). Free memory was 33.9MB in the beginning and 63.0MB in the end (delta: -29.2MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2023-11-29 04:27:24,630 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.78ms. Allocated memory is still 100.7MB. Free memory was 63.0MB in the beginning and 60.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 04:27:24,630 INFO L158 Benchmark]: Boogie Preprocessor took 65.44ms. Allocated memory is still 100.7MB. Free memory was 60.6MB in the beginning and 56.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 04:27:24,630 INFO L158 Benchmark]: RCFGBuilder took 743.76ms. Allocated memory is still 100.7MB. Free memory was 56.4MB in the beginning and 67.1MB in the end (delta: -10.7MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2023-11-29 04:27:24,630 INFO L158 Benchmark]: TraceAbstraction took 66608.26ms. Allocated memory was 100.7MB in the beginning and 5.7GB in the end (delta: 5.6GB). Free memory was 65.8MB in the beginning and 3.1GB in the end (delta: -3.0GB). Peak memory consumption was 2.6GB. Max. memory is 16.1GB. [2023-11-29 04:27:24,631 INFO L158 Benchmark]: Witness Printer took 3.97ms. Allocated memory is still 5.7GB. Free memory is still 3.1GB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:27:24,632 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 69.2MB. Free memory was 45.6MB in the beginning and 45.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 741.26ms. Allocated memory was 69.2MB in the beginning and 100.7MB in the end (delta: 31.5MB). Free memory was 33.9MB in the beginning and 63.0MB in the end (delta: -29.2MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.78ms. Allocated memory is still 100.7MB. Free memory was 63.0MB in the beginning and 60.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.44ms. Allocated memory is still 100.7MB. Free memory was 60.6MB in the beginning and 56.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 743.76ms. Allocated memory is still 100.7MB. Free memory was 56.4MB in the beginning and 67.1MB in the end (delta: -10.7MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * TraceAbstraction took 66608.26ms. Allocated memory was 100.7MB in the beginning and 5.7GB in the end (delta: 5.6GB). Free memory was 65.8MB in the beginning and 3.1GB in the end (delta: -3.0GB). Peak memory consumption was 2.6GB. Max. memory is 16.1GB. * Witness Printer took 3.97ms. Allocated memory is still 5.7GB. Free memory is still 3.1GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre20 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre8 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre8 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre12 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre12 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre14 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre14 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem16 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem16 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem17 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem17 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem18 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem18 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem22 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1159]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1159. Possible FailurePath: [L1124] 0 char *v; [L1161] 0 pthread_t t; [L1162] FCALL, FORK 0 pthread_create(&t, 0, thread0, 0) VAL [arg={0:0}, t={4109:0}, v={0:0}] [L1163] 0 \read(t) VAL [arg={0:0}, v={0:0}] [L1146] 1 pthread_t t1, t2, t3, t4, t5; [L1147] FCALL, FORK 1 pthread_create(&t1, 0, thread1, 0) VAL [arg={0:0}, arg={0:0}, arg={0:0}, t1={17:0}, t2={18:0}, t3={16:0}, t4={50:0}, t5={4115:0}, v={0:0}] [L1148] 1 \read(t1) VAL [arg={0:0}, arg={0:0}, arg={0:0}, t1={17:0}, t2={18:0}, t3={16:0}, t4={50:0}, t5={4115:0}, v={0:0}] [L1127] 2 v = malloc(sizeof(char)) [L1128] 2 return 0; [L1148] FCALL, JOIN 2 pthread_join(t1, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={17:0}, t2={18:0}, t3={16:0}, t4={50:0}, t5={4115:0}, v={3:0}] [L1149] FCALL, FORK 1 pthread_create(&t2, 0, thread2, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={17:0}, t2={18:0}, t3={16:0}, t4={50:0}, t5={4115:0}, v={3:0}] [L1133] 3 v[0] = 'X' VAL [\result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={17:0}, t2={18:0}, t3={16:0}, t4={50:0}, t5={4115:0}, v={3:0}] [L1135] 3 return 0; [L1150] FCALL, FORK 1 pthread_create(&t3, 0, thread3, 0) VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={17:0}, t2={18:0}, t3={16:0}, t4={50:0}, t5={4115:0}, v={3:0}] [L1140] 4 v[0] = 'Y' VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={17:0}, t2={18:0}, t3={16:0}, t4={50:0}, t5={4115:0}, v={3:0}] [L1142] 4 return 0; [L1151] FCALL, FORK 1 pthread_create(&t4, 0, thread2, 0) VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={17:0}, t2={18:0}, t3={16:0}, t4={50:0}, t5={4115:0}, v={3:0}] [L1133] 5 v[0] = 'X' VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={17:0}, t2={18:0}, t3={16:0}, t4={50:0}, t5={4115:0}, v={3:0}] [L1152] FCALL, FORK 1 pthread_create(&t5, 0, thread2, 0) VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={17:0}, t2={18:0}, t3={16:0}, t4={50:0}, t5={4115:0}, v={3:0}] [L1133] 6 v[0] = 'X' VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={17:0}, t2={18:0}, t3={16:0}, t4={50:0}, t5={4115:0}, v={3:0}] [L1135] 5 return 0; [L1153] 1 \read(t2) VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={17:0}, t2={18:0}, t3={16:0}, t4={50:0}, t5={4115:0}, v={3:0}] [L1135] 6 return 0; [L1153] FCALL, JOIN 3 pthread_join(t2, 0) VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={17:0}, t2={18:0}, t3={16:0}, t4={50:0}, t5={4115:0}, v={3:0}] [L1154] 1 \read(t3) VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={17:0}, t2={18:0}, t3={16:0}, t4={50:0}, t5={4115:0}, v={3:0}] [L1154] FCALL, JOIN 4 pthread_join(t3, 0) VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={17:0}, t2={18:0}, t3={16:0}, t4={50:0}, t5={4115:0}, v={3:0}] [L1155] 1 \read(t4) VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={17:0}, t2={18:0}, t3={16:0}, t4={50:0}, t5={4115:0}, v={3:0}] [L1155] FCALL, JOIN 5 pthread_join(t4, 0) VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={17:0}, t2={18:0}, t3={16:0}, t4={50:0}, t5={4115:0}, v={3:0}] [L1156] 1 \read(t5) VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={17:0}, t2={18:0}, t3={16:0}, t4={50:0}, t5={4115:0}, v={3:0}] [L1156] FCALL, JOIN 6 pthread_join(t5, 0) VAL [\result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t1={17:0}, t2={18:0}, t3={16:0}, t4={50:0}, t5={4115:0}, v={3:0}] [L1157] 1 return 0; [L1157] 1 return 0; [L1157] 1 return 0; [L1157] 1 return 0; [L1157] 1 return 0; [L1157] 1 return 0; [L1163] FCALL, JOIN 1 pthread_join(t, 0) VAL [\result={0:0}, \result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, t={4109:0}, v={3:0}] [L1164] EXPR 0 v[0] [L1164] CALL 0 __VERIFIER_assert(v[0] == 'X') [L1123] COND FALSE 0 !(!expression) VAL [\old(expression)=1, \result={0:0}, \result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, v={3:0}] [L1164] RET 0 __VERIFIER_assert(v[0] == 'X') [L1165] 0 return 0; [L1165] 0 return 0; VAL [\result=0, \result={0:0}, \result={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, v={3:0}] - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1150]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1149]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1147]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1152]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1151]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 20]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: Not analyzed. - UnprovableResult [Line: 1162]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1147]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1151]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1152]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1149]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1150]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 11 procedures, 178 locations, 71 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 66.4s, OverallIterations: 18, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 27.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4015 SdHoareTripleChecker+Valid, 9.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2454 mSDsluCounter, 521 SdHoareTripleChecker+Invalid, 8.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 225 mSDsCounter, 79 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4504 IncrementalHoareTripleChecker+Invalid, 4583 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 79 mSolverCounterUnsat, 296 mSDtfsCounter, 4504 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 270 GetRequests, 223 SyntacticMatches, 3 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=251occurred in iteration=0, InterpolantAutomatonStates: 61, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 32.4s InterpolantComputationTime, 329 NumberOfCodeBlocks, 329 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 257 ConstructedInterpolants, 67 QuantifiedInterpolants, 4978 SizeOfPredicates, 60 NumberOfNonLiveVariables, 2098 ConjunctsInSsa, 142 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 04:27:24,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f597da37-e3f2-4a3d-809b-10b9fa4d44bd/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample