./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme --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 e5124dd4a5a155d8a4e322a35428820633f9eccdd993e14120e650d1ba1fbebe --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:49:56,209 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:49:56,289 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-11-26 10:49:56,295 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:49:56,296 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:49:56,325 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:49:56,326 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:49:56,326 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:49:56,327 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:49:56,328 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:49:56,328 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:49:56,329 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:49:56,330 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:49:56,331 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:49:56,331 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:49:56,332 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:49:56,333 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 10:49:56,334 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:49:56,334 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 10:49:56,335 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:49:56,336 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-26 10:49:56,336 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-26 10:49:56,337 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-26 10:49:56,338 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:49:56,338 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 10:49:56,339 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 10:49:56,339 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 10:49:56,340 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:49:56,340 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:49:56,341 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:49:56,341 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:49:56,342 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:49:56,342 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:49:56,343 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:49:56,343 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:49:56,344 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 10:49:56,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 10:49:56,345 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:49:56,345 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:49:56,346 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:49:56,346 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:49:56,347 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_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5124dd4a5a155d8a4e322a35428820633f9eccdd993e14120e650d1ba1fbebe [2023-11-26 10:49:56,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:49:56,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:49:56,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:49:56,682 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:49:56,682 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:49:56,683 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2023-11-26 10:49:59,902 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:50:00,173 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:50:00,174 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2023-11-26 10:50:00,184 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/data/97c7f62f5/ff4869d85251474692546e56e78de4d3/FLAGe3dd984ba [2023-11-26 10:50:00,211 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/data/97c7f62f5/ff4869d85251474692546e56e78de4d3 [2023-11-26 10:50:00,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:50:00,217 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:50:00,219 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:50:00,219 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:50:00,224 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:50:00,225 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:50:00" (1/1) ... [2023-11-26 10:50:00,226 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11557c1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:00, skipping insertion in model container [2023-11-26 10:50:00,226 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:50:00" (1/1) ... [2023-11-26 10:50:00,261 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:50:00,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:50:00,529 ERROR L324 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2023-11-26 10:50:00,529 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3190ae64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:00, skipping insertion in model container [2023-11-26 10:50:00,530 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:50:00,530 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-26 10:50:00,532 INFO L158 Benchmark]: Toolchain (without parser) took 314.06ms. Allocated memory is still 119.5MB. Free memory was 73.8MB in the beginning and 63.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-26 10:50:00,532 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 119.5MB. Free memory is still 66.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:50:00,533 INFO L158 Benchmark]: CACSL2BoogieTranslator took 311.33ms. Allocated memory is still 119.5MB. Free memory was 73.8MB in the beginning and 63.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-26 10:50:00,535 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 119.5MB. Free memory is still 66.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 311.33ms. Allocated memory is still 119.5MB. Free memory was 73.8MB in the beginning and 63.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 161]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme --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 e5124dd4a5a155d8a4e322a35428820633f9eccdd993e14120e650d1ba1fbebe --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:50:03,256 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:50:03,379 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-11-26 10:50:03,388 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:50:03,391 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:50:03,436 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:50:03,437 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:50:03,438 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:50:03,438 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:50:03,443 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:50:03,444 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:50:03,444 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:50:03,445 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:50:03,447 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:50:03,447 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:50:03,448 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:50:03,448 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 10:50:03,449 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:50:03,449 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 10:50:03,450 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:50:03,450 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-26 10:50:03,451 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-26 10:50:03,451 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-26 10:50:03,451 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:50:03,452 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 10:50:03,452 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 10:50:03,453 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 10:50:03,453 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 10:50:03,453 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 10:50:03,454 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:50:03,456 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:50:03,456 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:50:03,456 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:50:03,457 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:50:03,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:50:03,457 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:50:03,458 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:50:03,459 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 10:50:03,459 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 10:50:03,459 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:50:03,459 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:50:03,460 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:50:03,460 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:50:03,460 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 10:50:03,461 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_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5124dd4a5a155d8a4e322a35428820633f9eccdd993e14120e650d1ba1fbebe [2023-11-26 10:50:03,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:50:03,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:50:03,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:50:03,936 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:50:03,936 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:50:03,938 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2023-11-26 10:50:07,353 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:50:07,652 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:50:07,654 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2023-11-26 10:50:07,664 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/data/c9ab19b4b/6c21101645a64e379ccca1a80b185fe1/FLAG4737979b1 [2023-11-26 10:50:07,677 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/data/c9ab19b4b/6c21101645a64e379ccca1a80b185fe1 [2023-11-26 10:50:07,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:50:07,681 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:50:07,683 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:50:07,683 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:50:07,692 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:50:07,693 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:50:07" (1/1) ... [2023-11-26 10:50:07,694 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@569d40c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:07, skipping insertion in model container [2023-11-26 10:50:07,697 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:50:07" (1/1) ... [2023-11-26 10:50:07,742 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:50:08,018 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:50:08,047 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-26 10:50:08,059 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:50:08,118 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:50:08,129 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:50:08,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:50:08,210 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:50:08,210 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:50:08,219 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:50:08,220 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:08 WrapperNode [2023-11-26 10:50:08,220 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:50:08,222 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:50:08,222 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:50:08,222 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:50:08,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:08" (1/1) ... [2023-11-26 10:50:08,258 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:08" (1/1) ... [2023-11-26 10:50:08,317 INFO L138 Inliner]: procedures = 29, calls = 81, calls flagged for inlining = 19, calls inlined = 23, statements flattened = 312 [2023-11-26 10:50:08,320 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:50:08,322 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:50:08,322 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:50:08,322 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:50:08,336 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:08" (1/1) ... [2023-11-26 10:50:08,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:08" (1/1) ... [2023-11-26 10:50:08,363 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:08" (1/1) ... [2023-11-26 10:50:08,407 INFO L175 MemorySlicer]: Split 16 memory accesses to 6 slices as follows [2, 2, 2, 6, 2, 2]. 38 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0]. The 6 writes are split as follows [0, 1, 1, 2, 1, 1]. [2023-11-26 10:50:08,414 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:08" (1/1) ... [2023-11-26 10:50:08,415 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:08" (1/1) ... [2023-11-26 10:50:08,433 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:08" (1/1) ... [2023-11-26 10:50:08,445 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:08" (1/1) ... [2023-11-26 10:50:08,449 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:08" (1/1) ... [2023-11-26 10:50:08,467 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:08" (1/1) ... [2023-11-26 10:50:08,472 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:50:08,473 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:50:08,474 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:50:08,474 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:50:08,475 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:08" (1/1) ... [2023-11-26 10:50:08,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:50:08,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:50:08,534 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:50:08,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:50:08,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:50:08,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-26 10:50:08,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-26 10:50:08,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-11-26 10:50:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2023-11-26 10:50:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2023-11-26 10:50:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2023-11-26 10:50:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 10:50:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2023-11-26 10:50:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2023-11-26 10:50:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2023-11-26 10:50:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2023-11-26 10:50:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2023-11-26 10:50:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2023-11-26 10:50:08,606 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-26 10:50:08,607 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-26 10:50:08,607 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-26 10:50:08,607 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-26 10:50:08,607 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-26 10:50:08,607 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-26 10:50:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-26 10:50:08,613 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-26 10:50:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-26 10:50:08,614 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-26 10:50:08,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 10:50:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:50:08,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:50:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 10:50:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2023-11-26 10:50:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2023-11-26 10:50:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2023-11-26 10:50:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2023-11-26 10:50:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2023-11-26 10:50:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2023-11-26 10:50:08,618 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-26 10:50:08,801 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:50:08,804 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:50:09,760 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:50:10,436 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:50:10,436 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-26 10:50:10,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:50:10 BoogieIcfgContainer [2023-11-26 10:50:10,437 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:50:10,440 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:50:10,440 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:50:10,443 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:50:10,444 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:50:07" (1/3) ... [2023-11-26 10:50:10,445 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f29c067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:50:10, skipping insertion in model container [2023-11-26 10:50:10,445 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:08" (2/3) ... [2023-11-26 10:50:10,447 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f29c067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:50:10, skipping insertion in model container [2023-11-26 10:50:10,447 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:50:10" (3/3) ... [2023-11-26 10:50:10,451 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-mult.wvr.c [2023-11-26 10:50:10,472 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:50:10,473 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2023-11-26 10:50:10,473 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-26 10:50:10,591 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-11-26 10:50:10,646 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 100 places, 93 transitions, 214 flow [2023-11-26 10:50:10,726 INFO L124 PetriNetUnfolderBase]: 6/89 cut-off events. [2023-11-26 10:50:10,726 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-11-26 10:50:10,735 INFO L83 FinitePrefix]: Finished finitePrefix Result has 106 conditions, 89 events. 6/89 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 202 event pairs, 0 based on Foata normal form. 0/53 useless extension candidates. Maximal degree in co-relation 61. Up to 2 conditions per place. [2023-11-26 10:50:10,735 INFO L82 GeneralOperation]: Start removeDead. Operand has 100 places, 93 transitions, 214 flow [2023-11-26 10:50:10,742 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 95 places, 88 transitions, 200 flow [2023-11-26 10:50:10,763 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 10:50:10,772 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;@2146f325, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 10:50:10,772 INFO L358 AbstractCegarLoop]: Starting to check reachability of 42 error locations. [2023-11-26 10:50:10,777 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-26 10:50:10,778 INFO L124 PetriNetUnfolderBase]: 1/4 cut-off events. [2023-11-26 10:50:10,778 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-26 10:50:10,778 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 10:50:10,779 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-11-26 10:50:10,780 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-26 10:50:10,788 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:10,789 INFO L85 PathProgramCache]: Analyzing trace with hash 887779, now seen corresponding path program 1 times [2023-11-26 10:50:10,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:50:10,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1486830486] [2023-11-26 10:50:10,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:10,813 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 [2023-11-26 10:50:10,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:50:10,817 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:50:10,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:50:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:10,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 10:50:10,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:11,077 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 [2023-11-26 10:50:11,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,096 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 [2023-11-26 10:50:11,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,105 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 [2023-11-26 10:50:11,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,114 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 [2023-11-26 10:50:11,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,126 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 [2023-11-26 10:50:11,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,132 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 [2023-11-26 10:50:11,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,161 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 [2023-11-26 10:50:11,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,171 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 [2023-11-26 10:50:11,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,194 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 [2023-11-26 10:50:11,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,204 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 [2023-11-26 10:50:11,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,230 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 [2023-11-26 10:50:11,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,284 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 [2023-11-26 10:50:11,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,308 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 [2023-11-26 10:50:11,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,318 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 [2023-11-26 10:50:11,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,329 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 [2023-11-26 10:50:11,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,335 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 [2023-11-26 10:50:11,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,343 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 [2023-11-26 10:50:11,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,351 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 [2023-11-26 10:50:11,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,366 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 [2023-11-26 10:50:11,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,383 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 [2023-11-26 10:50:11,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,391 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 [2023-11-26 10:50:11,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,400 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 [2023-11-26 10:50:11,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,407 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 [2023-11-26 10:50:11,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,416 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 [2023-11-26 10:50:11,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,441 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 [2023-11-26 10:50:11,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,450 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 [2023-11-26 10:50:11,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,461 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 [2023-11-26 10:50:11,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,467 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 [2023-11-26 10:50:11,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,474 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 [2023-11-26 10:50:11,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,483 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 [2023-11-26 10:50:11,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,493 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 [2023-11-26 10:50:11,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,502 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 [2023-11-26 10:50:11,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,512 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 [2023-11-26 10:50:11,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,518 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 [2023-11-26 10:50:11,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,530 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 [2023-11-26 10:50:11,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,547 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 [2023-11-26 10:50:11,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,563 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 [2023-11-26 10:50:11,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,579 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 [2023-11-26 10:50:11,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,598 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 [2023-11-26 10:50:11,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,607 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 [2023-11-26 10:50:11,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,628 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 [2023-11-26 10:50:11,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,653 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 [2023-11-26 10:50:11,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,663 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 [2023-11-26 10:50:11,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,671 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 [2023-11-26 10:50:11,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,678 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 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:50:11,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,686 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 [2023-11-26 10:50:11,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,696 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 [2023-11-26 10:50:11,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,711 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 [2023-11-26 10:50:11,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,738 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 [2023-11-26 10:50:11,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,746 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 [2023-11-26 10:50:11,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,778 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 [2023-11-26 10:50:11,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,786 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 [2023-11-26 10:50:11,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,813 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 [2023-11-26 10:50:11,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,829 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 [2023-11-26 10:50:11,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,881 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 [2023-11-26 10:50:11,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,908 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 [2023-11-26 10:50:11,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,931 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 [2023-11-26 10:50:11,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,958 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 [2023-11-26 10:50:11,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:11,990 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 [2023-11-26 10:50:12,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,006 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 [2023-11-26 10:50:12,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,026 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 [2023-11-26 10:50:12,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,041 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 [2023-11-26 10:50:12,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,066 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 [2023-11-26 10:50:12,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,079 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 [2023-11-26 10:50:12,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,102 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 [2023-11-26 10:50:12,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,127 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 [2023-11-26 10:50:12,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,151 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 [2023-11-26 10:50:12,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,160 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 [2023-11-26 10:50:12,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,187 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 [2023-11-26 10:50:12,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,204 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 [2023-11-26 10:50:12,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,216 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 [2023-11-26 10:50:12,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,230 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 [2023-11-26 10:50:12,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,263 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 [2023-11-26 10:50:12,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,272 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 [2023-11-26 10:50:12,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,292 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 [2023-11-26 10:50:12,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,318 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 [2023-11-26 10:50:12,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,336 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 [2023-11-26 10:50:12,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,344 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 [2023-11-26 10:50:12,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,353 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 [2023-11-26 10:50:12,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,361 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 [2023-11-26 10:50:12,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,368 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 [2023-11-26 10:50:12,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,376 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 [2023-11-26 10:50:12,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,388 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 [2023-11-26 10:50:12,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,402 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 [2023-11-26 10:50:12,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,411 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 [2023-11-26 10:50:12,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,420 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 [2023-11-26 10:50:12,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,427 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 [2023-11-26 10:50:12,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,435 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 [2023-11-26 10:50:12,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,452 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 [2023-11-26 10:50:12,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,461 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 [2023-11-26 10:50:12,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,474 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 [2023-11-26 10:50:12,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,489 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 [2023-11-26 10:50:12,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,495 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 [2023-11-26 10:50:12,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,503 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 [2023-11-26 10:50:12,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,509 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 [2023-11-26 10:50:12,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,530 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 [2023-11-26 10:50:12,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,553 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 [2023-11-26 10:50:12,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,562 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 [2023-11-26 10:50:12,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,568 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 [2023-11-26 10:50:12,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,576 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 [2023-11-26 10:50:12,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,586 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 [2023-11-26 10:50:12,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,594 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 [2023-11-26 10:50:12,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,606 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 [2023-11-26 10:50:12,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,613 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 [2023-11-26 10:50:12,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,624 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 [2023-11-26 10:50:12,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,629 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 [2023-11-26 10:50:12,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,644 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 [2023-11-26 10:50:12,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,659 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 [2023-11-26 10:50:12,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,678 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 [2023-11-26 10:50:12,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,686 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 [2023-11-26 10:50:12,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,693 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 [2023-11-26 10:50:12,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,701 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 [2023-11-26 10:50:12,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,718 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 [2023-11-26 10:50:12,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,723 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 [2023-11-26 10:50:12,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,753 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 [2023-11-26 10:50:12,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,768 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 [2023-11-26 10:50:12,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,788 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 [2023-11-26 10:50:12,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,796 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 [2023-11-26 10:50:12,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,812 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 [2023-11-26 10:50:12,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:12,819 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 [2023-11-26 10:50:12,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:12,828 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:50:12,829 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:50:12,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1486830486] [2023-11-26 10:50:12,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1486830486] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:12,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:12,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-26 10:50:12,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461106889] [2023-11-26 10:50:12,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:12,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:50:12,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:50:12,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:50:12,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:12,988 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 93 [2023-11-26 10:50:12,990 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 88 transitions, 200 flow. Second operand has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:12,990 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 10:50:12,991 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 93 [2023-11-26 10:50:12,991 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 10:50:16,446 INFO L124 PetriNetUnfolderBase]: 9651/17097 cut-off events. [2023-11-26 10:50:16,446 INFO L125 PetriNetUnfolderBase]: For 766/766 co-relation queries the response was YES. [2023-11-26 10:50:16,522 INFO L83 FinitePrefix]: Finished finitePrefix Result has 29631 conditions, 17097 events. 9651/17097 cut-off events. For 766/766 co-relation queries the response was YES. Maximal size of possible extension queue 1504. Compared 155266 event pairs, 6408 based on Foata normal form. 1/9010 useless extension candidates. Maximal degree in co-relation 27318. Up to 11896 conditions per place. [2023-11-26 10:50:16,694 INFO L140 encePairwiseOnDemand]: 88/93 looper letters, 36 selfloop transitions, 2 changer transitions 0/84 dead transitions. [2023-11-26 10:50:16,694 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 84 transitions, 268 flow [2023-11-26 10:50:16,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:50:16,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 10:50:16,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 194 transitions. [2023-11-26 10:50:16,711 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6953405017921147 [2023-11-26 10:50:16,712 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 194 transitions. [2023-11-26 10:50:16,712 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 194 transitions. [2023-11-26 10:50:16,714 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:50:16,717 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 194 transitions. [2023-11-26 10:50:16,721 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 64.66666666666667) internal successors, (194), 3 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:16,726 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 93.0) internal successors, (372), 4 states have internal predecessors, (372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:16,727 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 93.0) internal successors, (372), 4 states have internal predecessors, (372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:16,729 INFO L175 Difference]: Start difference. First operand has 95 places, 88 transitions, 200 flow. Second operand 3 states and 194 transitions. [2023-11-26 10:50:16,731 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 84 transitions, 268 flow [2023-11-26 10:50:16,817 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 85 places, 84 transitions, 252 flow, removed 0 selfloop flow, removed 8 redundant places. [2023-11-26 10:50:16,824 INFO L231 Difference]: Finished difference. Result has 85 places, 84 transitions, 180 flow [2023-11-26 10:50:16,826 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=93, PETRI_DIFFERENCE_MINUEND_FLOW=176, PETRI_DIFFERENCE_MINUEND_PLACES=83, 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=180, PETRI_PLACES=85, PETRI_TRANSITIONS=84} [2023-11-26 10:50:16,831 INFO L281 CegarLoopForPetriNet]: 95 programPoint places, -10 predicate places. [2023-11-26 10:50:16,831 INFO L495 AbstractCegarLoop]: Abstraction has has 85 places, 84 transitions, 180 flow [2023-11-26 10:50:16,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:16,832 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 10:50:16,832 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-11-26 10:50:16,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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)] Ended with exit code 0 [2023-11-26 10:50:17,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:50:17,035 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-26 10:50:17,035 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:17,035 INFO L85 PathProgramCache]: Analyzing trace with hash 887780, now seen corresponding path program 1 times [2023-11-26 10:50:17,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:50:17,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1857557299] [2023-11-26 10:50:17,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:17,036 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 [2023-11-26 10:50:17,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:50:17,039 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:50:17,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:50:17,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:17,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-26 10:50:17,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:17,266 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 13 treesize of output 7 [2023-11-26 10:50:17,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,278 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 8 treesize of output 1 [2023-11-26 10:50:17,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,292 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 13 treesize of output 1 [2023-11-26 10:50:17,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,313 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 18 treesize of output 1 [2023-11-26 10:50:17,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,326 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 13 treesize of output 1 [2023-11-26 10:50:17,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,334 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 8 treesize of output 1 [2023-11-26 10:50:17,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,362 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 18 treesize of output 1 [2023-11-26 10:50:17,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,378 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 13 treesize of output 1 [2023-11-26 10:50:17,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,394 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 13 treesize of output 1 [2023-11-26 10:50:17,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,414 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 18 treesize of output 1 [2023-11-26 10:50:17,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,450 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 23 treesize of output 1 [2023-11-26 10:50:17,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,472 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 18 treesize of output 1 [2023-11-26 10:50:17,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,489 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 13 treesize of output 1 [2023-11-26 10:50:17,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,510 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 18 treesize of output 1 [2023-11-26 10:50:17,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,528 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 13 treesize of output 1 [2023-11-26 10:50:17,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,537 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 8 treesize of output 1 [2023-11-26 10:50:17,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,549 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 13 treesize of output 1 [2023-11-26 10:50:17,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,557 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 8 treesize of output 1 [2023-11-26 10:50:17,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,577 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 13 treesize of output 1 [2023-11-26 10:50:17,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,586 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 8 treesize of output 1 [2023-11-26 10:50:17,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,602 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 13 treesize of output 1 [2023-11-26 10:50:17,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,624 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 18 treesize of output 1 [2023-11-26 10:50:17,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,637 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 13 treesize of output 1 [2023-11-26 10:50:17,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,646 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 8 treesize of output 1 [2023-11-26 10:50:17,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,670 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 13 treesize of output 1 [2023-11-26 10:50:17,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,677 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 8 treesize of output 1 [2023-11-26 10:50:17,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,691 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 13 treesize of output 1 [2023-11-26 10:50:17,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,717 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 18 treesize of output 1 [2023-11-26 10:50:17,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,726 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 8 treesize of output 1 [2023-11-26 10:50:17,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,738 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 13 treesize of output 1 [2023-11-26 10:50:17,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,750 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 8 treesize of output 1 [2023-11-26 10:50:17,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,761 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 13 treesize of output 1 [2023-11-26 10:50:17,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,774 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 13 treesize of output 1 [2023-11-26 10:50:17,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,787 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 8 treesize of output 1 [2023-11-26 10:50:17,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,802 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 13 treesize of output 1 [2023-11-26 10:50:17,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,823 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 18 treesize of output 1 [2023-11-26 10:50:17,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,838 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 13 treesize of output 1 [2023-11-26 10:50:17,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,845 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 8 treesize of output 1 [2023-11-26 10:50:17,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,859 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 13 treesize of output 1 [2023-11-26 10:50:17,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,880 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 18 treesize of output 1 [2023-11-26 10:50:17,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,892 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 13 treesize of output 1 [2023-11-26 10:50:17,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,900 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 8 treesize of output 1 [2023-11-26 10:50:17,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,918 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 13 treesize of output 1 [2023-11-26 10:50:17,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,938 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 18 treesize of output 1 [2023-11-26 10:50:17,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,974 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 23 treesize of output 1 [2023-11-26 10:50:17,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:17,997 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 18 treesize of output 1 [2023-11-26 10:50:18,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,020 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 18 treesize of output 1 [2023-11-26 10:50:18,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,037 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 13 treesize of output 1 [2023-11-26 10:50:18,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,053 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 13 treesize of output 1 [2023-11-26 10:50:18,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,061 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 8 treesize of output 1 [2023-11-26 10:50:18,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,083 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 18 treesize of output 1 [2023-11-26 10:50:18,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,094 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 13 treesize of output 1 [2023-11-26 10:50:18,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,103 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 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:50:18,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,118 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 13 treesize of output 1 [2023-11-26 10:50:18,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,158 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 23 treesize of output 1 [2023-11-26 10:50:18,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,180 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 18 treesize of output 1 [2023-11-26 10:50:18,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,205 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 18 treesize of output 1 [2023-11-26 10:50:18,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,217 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 13 treesize of output 1 [2023-11-26 10:50:18,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,240 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 18 treesize of output 1 [2023-11-26 10:50:18,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,251 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 13 treesize of output 1 [2023-11-26 10:50:18,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,262 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 8 treesize of output 1 [2023-11-26 10:50:18,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,273 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 13 treesize of output 1 [2023-11-26 10:50:18,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,285 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 13 treesize of output 1 [2023-11-26 10:50:18,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,293 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 8 treesize of output 1 [2023-11-26 10:50:18,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,315 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 18 treesize of output 1 [2023-11-26 10:50:18,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,327 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 13 treesize of output 1 [2023-11-26 10:50:18,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,341 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 13 treesize of output 1 [2023-11-26 10:50:18,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,349 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 8 treesize of output 1 [2023-11-26 10:50:18,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,363 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 13 treesize of output 1 [2023-11-26 10:50:18,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,385 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 18 treesize of output 1 [2023-11-26 10:50:18,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,397 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 13 treesize of output 1 [2023-11-26 10:50:18,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,405 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 8 treesize of output 1 [2023-11-26 10:50:18,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,437 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 18 treesize of output 1 [2023-11-26 10:50:18,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,449 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 13 treesize of output 1 [2023-11-26 10:50:18,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,464 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 13 treesize of output 1 [2023-11-26 10:50:18,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,487 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 18 treesize of output 1 [2023-11-26 10:50:18,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,527 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 23 treesize of output 1 [2023-11-26 10:50:18,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,550 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 18 treesize of output 1 [2023-11-26 10:50:18,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,568 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 13 treesize of output 1 [2023-11-26 10:50:18,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,588 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 18 treesize of output 1 [2023-11-26 10:50:18,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,611 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 18 treesize of output 1 [2023-11-26 10:50:18,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,622 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 13 treesize of output 1 [2023-11-26 10:50:18,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,646 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 18 treesize of output 1 [2023-11-26 10:50:18,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,680 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 23 treesize of output 1 [2023-11-26 10:50:18,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,698 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 13 treesize of output 1 [2023-11-26 10:50:18,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,719 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 18 treesize of output 1 [2023-11-26 10:50:18,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,744 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 18 treesize of output 1 [2023-11-26 10:50:18,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,775 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 23 treesize of output 1 [2023-11-26 10:50:18,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,790 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 13 treesize of output 1 [2023-11-26 10:50:18,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,812 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 18 treesize of output 1 [2023-11-26 10:50:18,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,852 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 23 treesize of output 1 [2023-11-26 10:50:18,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,875 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 18 treesize of output 1 [2023-11-26 10:50:18,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,915 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 23 treesize of output 1 [2023-11-26 10:50:18,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,966 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 28 treesize of output 1 [2023-11-26 10:50:18,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:18,992 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 18 treesize of output 1 [2023-11-26 10:50:19,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,025 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 23 treesize of output 1 [2023-11-26 10:50:19,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,038 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 8 treesize of output 1 [2023-11-26 10:50:19,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,050 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 13 treesize of output 1 [2023-11-26 10:50:19,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,063 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 13 treesize of output 1 [2023-11-26 10:50:19,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,071 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 8 treesize of output 1 [2023-11-26 10:50:19,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,094 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 18 treesize of output 1 [2023-11-26 10:50:19,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,107 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 13 treesize of output 1 [2023-11-26 10:50:19,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,120 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 8 treesize of output 1 [2023-11-26 10:50:19,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,132 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 13 treesize of output 1 [2023-11-26 10:50:19,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,147 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 13 treesize of output 1 [2023-11-26 10:50:19,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,156 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 8 treesize of output 1 [2023-11-26 10:50:19,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,170 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 13 treesize of output 1 [2023-11-26 10:50:19,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,192 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 18 treesize of output 1 [2023-11-26 10:50:19,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,264 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 13 treesize of output 1 [2023-11-26 10:50:19,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,284 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 18 treesize of output 1 [2023-11-26 10:50:19,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,296 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 13 treesize of output 1 [2023-11-26 10:50:19,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,303 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 8 treesize of output 1 [2023-11-26 10:50:19,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,315 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 13 treesize of output 1 [2023-11-26 10:50:19,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,323 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 8 treesize of output 1 [2023-11-26 10:50:19,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,364 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 23 treesize of output 1 [2023-11-26 10:50:19,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,387 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 18 treesize of output 1 [2023-11-26 10:50:19,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,403 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 13 treesize of output 1 [2023-11-26 10:50:19,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,426 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 18 treesize of output 1 [2023-11-26 10:50:19,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,451 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 18 treesize of output 1 [2023-11-26 10:50:19,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:19,463 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 13 treesize of output 1 [2023-11-26 10:50:19,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:19,561 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:50:19,561 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:50:19,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1857557299] [2023-11-26 10:50:19,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1857557299] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:19,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:19,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:50:19,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117039730] [2023-11-26 10:50:19,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:19,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:50:19,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:50:19,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:50:19,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:50:19,951 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 93 [2023-11-26 10:50:19,951 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 84 transitions, 180 flow. Second operand has 4 states, 4 states have (on average 51.75) internal successors, (207), 4 states have internal predecessors, (207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:19,951 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 10:50:19,951 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 93 [2023-11-26 10:50:19,952 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 10:50:23,062 INFO L124 PetriNetUnfolderBase]: 9653/17103 cut-off events. [2023-11-26 10:50:23,062 INFO L125 PetriNetUnfolderBase]: For 181/181 co-relation queries the response was YES. [2023-11-26 10:50:23,115 INFO L83 FinitePrefix]: Finished finitePrefix Result has 29241 conditions, 17103 events. 9653/17103 cut-off events. For 181/181 co-relation queries the response was YES. Maximal size of possible extension queue 1504. Compared 155236 event pairs, 6408 based on Foata normal form. 0/9013 useless extension candidates. Maximal degree in co-relation 29205. Up to 11905 conditions per place. [2023-11-26 10:50:23,225 INFO L140 encePairwiseOnDemand]: 84/93 looper letters, 39 selfloop transitions, 7 changer transitions 0/90 dead transitions. [2023-11-26 10:50:23,225 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 90 transitions, 286 flow [2023-11-26 10:50:23,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 10:50:23,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-26 10:50:23,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 252 transitions. [2023-11-26 10:50:23,235 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6774193548387096 [2023-11-26 10:50:23,235 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 252 transitions. [2023-11-26 10:50:23,235 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 252 transitions. [2023-11-26 10:50:23,237 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:50:23,237 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 252 transitions. [2023-11-26 10:50:23,239 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 63.0) internal successors, (252), 4 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:23,243 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 93.0) internal successors, (465), 5 states have internal predecessors, (465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:23,243 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 93.0) internal successors, (465), 5 states have internal predecessors, (465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:23,243 INFO L175 Difference]: Start difference. First operand has 85 places, 84 transitions, 180 flow. Second operand 4 states and 252 transitions. [2023-11-26 10:50:23,244 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 90 transitions, 286 flow [2023-11-26 10:50:23,246 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 86 places, 90 transitions, 280 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 10:50:23,249 INFO L231 Difference]: Finished difference. Result has 89 places, 90 transitions, 232 flow [2023-11-26 10:50:23,249 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=93, PETRI_DIFFERENCE_MINUEND_FLOW=176, PETRI_DIFFERENCE_MINUEND_PLACES=83, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=84, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=77, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=232, PETRI_PLACES=89, PETRI_TRANSITIONS=90} [2023-11-26 10:50:23,250 INFO L281 CegarLoopForPetriNet]: 95 programPoint places, -6 predicate places. [2023-11-26 10:50:23,250 INFO L495 AbstractCegarLoop]: Abstraction has has 89 places, 90 transitions, 232 flow [2023-11-26 10:50:23,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 51.75) internal successors, (207), 4 states have internal predecessors, (207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:23,251 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 10:50:23,251 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-11-26 10:50:23,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:23,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:50:23,453 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-26 10:50:23,454 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:23,454 INFO L85 PathProgramCache]: Analyzing trace with hash 27524270, now seen corresponding path program 1 times [2023-11-26 10:50:23,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:50:23,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [151875267] [2023-11-26 10:50:23,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:23,454 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 [2023-11-26 10:50:23,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:50:23,460 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:50:23,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:50:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:23,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-26 10:50:23,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:23,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:23,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:23,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:23,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:23,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:23,712 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:50:23,712 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 45 treesize of output 25 [2023-11-26 10:50:23,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:23,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:23,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:23,777 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:23,778 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 34 treesize of output 21 [2023-11-26 10:50:23,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:23,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:23,813 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 17 treesize of output 11 [2023-11-26 10:50:23,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:23,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:23,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:23,871 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:23,871 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 31 treesize of output 18 [2023-11-26 10:50:23,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:23,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:23,905 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 17 treesize of output 11 [2023-11-26 10:50:23,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:23,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:23,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:23,965 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:23,965 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 31 treesize of output 18 [2023-11-26 10:50:23,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,004 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 17 treesize of output 11 [2023-11-26 10:50:24,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,061 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:24,061 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 34 treesize of output 21 [2023-11-26 10:50:24,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,112 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:24,112 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 26 treesize of output 15 [2023-11-26 10:50:24,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,143 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 17 treesize of output 11 [2023-11-26 10:50:24,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,201 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:24,201 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 34 treesize of output 21 [2023-11-26 10:50:24,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,273 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:50:24,274 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 43 treesize of output 25 [2023-11-26 10:50:24,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,340 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:24,341 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 31 treesize of output 18 [2023-11-26 10:50:24,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,371 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 17 treesize of output 11 [2023-11-26 10:50:24,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,403 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 17 treesize of output 11 [2023-11-26 10:50:24,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,460 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:24,461 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 26 treesize of output 15 [2023-11-26 10:50:24,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,528 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:50:24,529 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 40 treesize of output 22 [2023-11-26 10:50:24,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,590 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:24,590 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 31 treesize of output 18 [2023-11-26 10:50:24,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,687 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:50:24,687 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 45 treesize of output 25 [2023-11-26 10:50:24,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,749 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:24,750 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 31 treesize of output 18 [2023-11-26 10:50:24,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,843 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:50:24,843 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 45 treesize of output 25 [2023-11-26 10:50:24,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,942 INFO L349 Elim1Store]: treesize reduction 62, result has 10.1 percent of original size [2023-11-26 10:50:24,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 29 [2023-11-26 10:50:24,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:24,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:25,019 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:50:25,020 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 40 treesize of output 22 [2023-11-26 10:50:25,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:25,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:25,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:25,078 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:25,078 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 31 treesize of output 18 [2023-11-26 10:50:25,135 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-26 10:50:25,135 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 [2023-11-26 10:50:25,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:25,162 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:50:25,162 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:50:25,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [151875267] [2023-11-26 10:50:25,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [151875267] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:25,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:25,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-26 10:50:25,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220679497] [2023-11-26 10:50:25,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:25,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:50:25,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:50:25,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:50:25,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:25,307 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 93 [2023-11-26 10:50:25,308 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 90 transitions, 232 flow. Second operand has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:25,308 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 10:50:25,308 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 93 [2023-11-26 10:50:25,308 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 10:50:27,648 INFO L124 PetriNetUnfolderBase]: 9653/16202 cut-off events. [2023-11-26 10:50:27,648 INFO L125 PetriNetUnfolderBase]: For 182/182 co-relation queries the response was YES. [2023-11-26 10:50:27,705 INFO L83 FinitePrefix]: Finished finitePrefix Result has 28359 conditions, 16202 events. 9653/16202 cut-off events. For 182/182 co-relation queries the response was YES. Maximal size of possible extension queue 1350. Compared 137119 event pairs, 6408 based on Foata normal form. 901/9917 useless extension candidates. Maximal degree in co-relation 28315. Up to 11907 conditions per place. [2023-11-26 10:50:27,811 INFO L140 encePairwiseOnDemand]: 90/93 looper letters, 43 selfloop transitions, 1 changer transitions 0/88 dead transitions. [2023-11-26 10:50:27,811 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 88 transitions, 316 flow [2023-11-26 10:50:27,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:50:27,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 10:50:27,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 193 transitions. [2023-11-26 10:50:27,814 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6917562724014337 [2023-11-26 10:50:27,814 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 193 transitions. [2023-11-26 10:50:27,814 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 193 transitions. [2023-11-26 10:50:27,815 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:50:27,815 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 193 transitions. [2023-11-26 10:50:27,816 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 64.33333333333333) internal successors, (193), 3 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:27,818 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 93.0) internal successors, (372), 4 states have internal predecessors, (372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:27,819 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 93.0) internal successors, (372), 4 states have internal predecessors, (372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:27,819 INFO L175 Difference]: Start difference. First operand has 89 places, 90 transitions, 232 flow. Second operand 3 states and 193 transitions. [2023-11-26 10:50:27,819 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 88 transitions, 316 flow [2023-11-26 10:50:27,823 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 89 places, 88 transitions, 316 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-26 10:50:27,827 INFO L231 Difference]: Finished difference. Result has 89 places, 88 transitions, 230 flow [2023-11-26 10:50:27,827 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=93, PETRI_DIFFERENCE_MINUEND_FLOW=228, PETRI_DIFFERENCE_MINUEND_PLACES=87, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=88, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=230, PETRI_PLACES=89, PETRI_TRANSITIONS=88} [2023-11-26 10:50:27,829 INFO L281 CegarLoopForPetriNet]: 95 programPoint places, -6 predicate places. [2023-11-26 10:50:27,829 INFO L495 AbstractCegarLoop]: Abstraction has has 89 places, 88 transitions, 230 flow [2023-11-26 10:50:27,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:27,830 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 10:50:27,830 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-11-26 10:50:27,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:28,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:50:28,033 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-26 10:50:28,033 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:28,034 INFO L85 PathProgramCache]: Analyzing trace with hash 27524271, now seen corresponding path program 1 times [2023-11-26 10:50:28,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:50:28,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1821637164] [2023-11-26 10:50:28,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:28,034 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 [2023-11-26 10:50:28,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:50:28,041 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:50:28,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:50:28,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:28,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-26 10:50:28,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:28,322 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-26 10:50:28,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,351 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-26 10:50:28,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,394 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 24 treesize of output 18 [2023-11-26 10:50:28,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,416 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 [2023-11-26 10:50:28,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,474 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 [2023-11-26 10:50:28,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,560 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 [2023-11-26 10:50:28,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,624 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 [2023-11-26 10:50:28,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,661 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 [2023-11-26 10:50:28,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,722 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 [2023-11-26 10:50:28,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,761 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 [2023-11-26 10:50:28,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,816 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 [2023-11-26 10:50:28,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:28,855 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 [2023-11-26 10:50:28,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:28,910 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:50:28,910 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:50:28,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1821637164] [2023-11-26 10:50:28,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1821637164] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:28,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:28,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:50:28,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781644345] [2023-11-26 10:50:28,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:28,911 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:50:28,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:50:28,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:50:28,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:50:29,120 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 93 [2023-11-26 10:50:29,120 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 88 transitions, 230 flow. Second operand has 4 states, 4 states have (on average 52.0) internal successors, (208), 4 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:29,120 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 10:50:29,121 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 93 [2023-11-26 10:50:29,121 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 10:50:31,324 INFO L124 PetriNetUnfolderBase]: 9653/15301 cut-off events. [2023-11-26 10:50:31,325 INFO L125 PetriNetUnfolderBase]: For 182/182 co-relation queries the response was YES. [2023-11-26 10:50:31,362 INFO L83 FinitePrefix]: Finished finitePrefix Result has 27460 conditions, 15301 events. 9653/15301 cut-off events. For 182/182 co-relation queries the response was YES. Maximal size of possible extension queue 1196. Compared 119311 event pairs, 6408 based on Foata normal form. 901/9917 useless extension candidates. Maximal degree in co-relation 27449. Up to 11907 conditions per place. [2023-11-26 10:50:31,442 INFO L140 encePairwiseOnDemand]: 90/93 looper letters, 43 selfloop transitions, 1 changer transitions 0/86 dead transitions. [2023-11-26 10:50:31,443 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 86 transitions, 314 flow [2023-11-26 10:50:31,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:50:31,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 10:50:31,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 193 transitions. [2023-11-26 10:50:31,445 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6917562724014337 [2023-11-26 10:50:31,445 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 193 transitions. [2023-11-26 10:50:31,445 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 193 transitions. [2023-11-26 10:50:31,446 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:50:31,446 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 193 transitions. [2023-11-26 10:50:31,449 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 64.33333333333333) internal successors, (193), 3 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:31,451 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 93.0) internal successors, (372), 4 states have internal predecessors, (372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:31,452 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 93.0) internal successors, (372), 4 states have internal predecessors, (372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:31,452 INFO L175 Difference]: Start difference. First operand has 89 places, 88 transitions, 230 flow. Second operand 3 states and 193 transitions. [2023-11-26 10:50:31,452 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 86 transitions, 314 flow [2023-11-26 10:50:31,453 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 86 transitions, 313 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-26 10:50:31,455 INFO L231 Difference]: Finished difference. Result has 88 places, 86 transitions, 227 flow [2023-11-26 10:50:31,456 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=93, PETRI_DIFFERENCE_MINUEND_FLOW=225, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=85, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=227, PETRI_PLACES=88, PETRI_TRANSITIONS=86} [2023-11-26 10:50:31,458 INFO L281 CegarLoopForPetriNet]: 95 programPoint places, -7 predicate places. [2023-11-26 10:50:31,458 INFO L495 AbstractCegarLoop]: Abstraction has has 88 places, 86 transitions, 227 flow [2023-11-26 10:50:31,459 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 52.0) internal successors, (208), 4 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:31,459 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 10:50:31,459 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1] [2023-11-26 10:50:31,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:31,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:50:31,662 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-26 10:50:31,663 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:31,663 INFO L85 PathProgramCache]: Analyzing trace with hash 853185226, now seen corresponding path program 1 times [2023-11-26 10:50:31,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:50:31,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1739559509] [2023-11-26 10:50:31,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:31,664 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 [2023-11-26 10:50:31,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:50:31,665 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:50:31,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:50:31,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:31,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-26 10:50:31,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:31,797 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 13 treesize of output 7 [2023-11-26 10:50:31,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:31,809 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 8 treesize of output 1 [2023-11-26 10:50:31,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:31,832 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 18 treesize of output 1 [2023-11-26 10:50:31,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:31,843 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 13 treesize of output 1 [2023-11-26 10:50:31,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:31,854 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 8 treesize of output 1 [2023-11-26 10:50:31,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:31,865 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 13 treesize of output 1 [2023-11-26 10:50:31,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:31,891 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 18 treesize of output 1 [2023-11-26 10:50:31,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:31,902 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 13 treesize of output 1 [2023-11-26 10:50:31,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:31,914 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 13 treesize of output 1 [2023-11-26 10:50:31,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:31,921 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 8 treesize of output 1 [2023-11-26 10:50:31,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:31,930 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 8 treesize of output 1 [2023-11-26 10:50:31,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:31,940 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 13 treesize of output 1 [2023-11-26 10:50:31,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:31,950 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 8 treesize of output 1 [2023-11-26 10:50:31,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:31,961 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 13 treesize of output 1 [2023-11-26 10:50:31,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:31,981 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 18 treesize of output 1 [2023-11-26 10:50:31,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:31,991 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 13 treesize of output 1 [2023-11-26 10:50:31,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:31,999 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 8 treesize of output 1 [2023-11-26 10:50:32,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,008 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 13 treesize of output 1 [2023-11-26 10:50:32,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,030 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 18 treesize of output 1 [2023-11-26 10:50:32,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,060 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 23 treesize of output 1 [2023-11-26 10:50:32,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,080 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 18 treesize of output 1 [2023-11-26 10:50:32,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,091 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 13 treesize of output 1 [2023-11-26 10:50:32,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,103 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 13 treesize of output 1 [2023-11-26 10:50:32,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,121 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 18 treesize of output 1 [2023-11-26 10:50:32,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,163 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 18 treesize of output 1 [2023-11-26 10:50:32,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,196 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 23 treesize of output 1 [2023-11-26 10:50:32,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,248 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 28 treesize of output 1 [2023-11-26 10:50:32,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,285 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 23 treesize of output 1 [2023-11-26 10:50:32,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,322 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 23 treesize of output 1 [2023-11-26 10:50:32,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,344 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 18 treesize of output 1 [2023-11-26 10:50:32,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,360 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 13 treesize of output 1 [2023-11-26 10:50:32,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,381 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 18 treesize of output 1 [2023-11-26 10:50:32,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,395 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 13 treesize of output 1 [2023-11-26 10:50:32,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,416 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 18 treesize of output 1 [2023-11-26 10:50:32,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,452 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 23 treesize of output 1 [2023-11-26 10:50:32,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,473 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 18 treesize of output 1 [2023-11-26 10:50:32,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,490 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 13 treesize of output 1 [2023-11-26 10:50:32,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,511 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 18 treesize of output 1 [2023-11-26 10:50:32,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,537 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 18 treesize of output 1 [2023-11-26 10:50:32,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,567 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 23 treesize of output 1 [2023-11-26 10:50:32,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,590 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 18 treesize of output 1 [2023-11-26 10:50:32,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,602 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 13 treesize of output 1 [2023-11-26 10:50:32,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,626 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 18 treesize of output 1 [2023-11-26 10:50:32,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,636 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 13 treesize of output 1 [2023-11-26 10:50:32,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,648 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 13 treesize of output 1 [2023-11-26 10:50:32,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,670 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 18 treesize of output 1 [2023-11-26 10:50:32,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,702 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 23 treesize of output 1 [2023-11-26 10:50:32,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,722 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 18 treesize of output 1 [2023-11-26 10:50:32,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,751 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 18 treesize of output 1 [2023-11-26 10:50:32,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,763 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 13 treesize of output 1 [2023-11-26 10:50:32,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,787 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 18 treesize of output 1 [2023-11-26 10:50:32,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,799 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 13 treesize of output 1 [2023-11-26 10:50:32,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,837 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 23 treesize of output 1 [2023-11-26 10:50:32,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,862 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 18 treesize of output 1 [2023-11-26 10:50:32,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,884 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 13 treesize of output 1 [2023-11-26 10:50:32,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,894 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 8 treesize of output 1 [2023-11-26 10:50:32,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,919 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 18 treesize of output 1 [2023-11-26 10:50:32,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,934 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 13 treesize of output 1 [2023-11-26 10:50:32,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,944 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 8 treesize of output 1 [2023-11-26 10:50:32,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,955 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 13 treesize of output 1 [2023-11-26 10:50:32,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,982 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 13 treesize of output 1 [2023-11-26 10:50:32,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:32,989 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 8 treesize of output 1 [2023-11-26 10:50:33,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,001 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 13 treesize of output 1 [2023-11-26 10:50:33,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,008 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 8 treesize of output 1 [2023-11-26 10:50:33,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,030 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 18 treesize of output 1 [2023-11-26 10:50:33,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,041 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 13 treesize of output 1 [2023-11-26 10:50:33,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,055 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 13 treesize of output 1 [2023-11-26 10:50:33,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,062 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 8 treesize of output 1 [2023-11-26 10:50:33,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,075 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 13 treesize of output 1 [2023-11-26 10:50:33,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,097 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 18 treesize of output 1 [2023-11-26 10:50:33,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,107 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 8 treesize of output 1 [2023-11-26 10:50:33,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,118 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 13 treesize of output 1 [2023-11-26 10:50:33,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,137 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 13 treesize of output 1 [2023-11-26 10:50:33,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,158 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 18 treesize of output 1 [2023-11-26 10:50:33,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,183 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 18 treesize of output 1 [2023-11-26 10:50:33,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,195 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 13 treesize of output 1 [2023-11-26 10:50:33,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,220 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 18 treesize of output 1 [2023-11-26 10:50:33,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,285 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 23 treesize of output 1 [2023-11-26 10:50:33,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,299 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 13 treesize of output 1 [2023-11-26 10:50:33,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,307 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 8 treesize of output 1 [2023-11-26 10:50:33,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,329 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 18 treesize of output 1 [2023-11-26 10:50:33,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,341 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 13 treesize of output 1 [2023-11-26 10:50:33,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,354 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 13 treesize of output 1 [2023-11-26 10:50:33,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,362 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 8 treesize of output 1 [2023-11-26 10:50:33,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,392 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 18 treesize of output 1 [2023-11-26 10:50:33,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,407 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 13 treesize of output 1 [2023-11-26 10:50:33,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,420 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 13 treesize of output 1 [2023-11-26 10:50:33,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,428 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 8 treesize of output 1 [2023-11-26 10:50:33,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,437 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 8 treesize of output 1 [2023-11-26 10:50:33,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,450 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 13 treesize of output 1 [2023-11-26 10:50:33,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,468 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 8 treesize of output 1 [2023-11-26 10:50:33,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,481 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 13 treesize of output 1 [2023-11-26 10:50:33,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,494 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 13 treesize of output 1 [2023-11-26 10:50:33,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,516 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 18 treesize of output 1 [2023-11-26 10:50:33,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,529 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 13 treesize of output 1 [2023-11-26 10:50:33,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,537 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 8 treesize of output 1 [2023-11-26 10:50:33,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,553 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 13 treesize of output 1 [2023-11-26 10:50:33,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,561 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 8 treesize of output 1 [2023-11-26 10:50:33,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,574 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 13 treesize of output 1 [2023-11-26 10:50:33,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,595 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 18 treesize of output 1 [2023-11-26 10:50:33,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,604 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 8 treesize of output 1 [2023-11-26 10:50:33,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,616 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 13 treesize of output 1 [2023-11-26 10:50:33,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,633 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 13 treesize of output 1 [2023-11-26 10:50:33,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,657 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 18 treesize of output 1 [2023-11-26 10:50:33,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,672 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 13 treesize of output 1 [2023-11-26 10:50:33,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,695 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 18 treesize of output 1 [2023-11-26 10:50:33,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,736 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 23 treesize of output 1 [2023-11-26 10:50:33,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,758 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 18 treesize of output 1 [2023-11-26 10:50:33,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,772 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 8 treesize of output 1 [2023-11-26 10:50:33,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,787 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 13 treesize of output 1 [2023-11-26 10:50:33,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,798 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 13 treesize of output 1 [2023-11-26 10:50:33,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,821 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 18 treesize of output 1 [2023-11-26 10:50:33,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,834 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 13 treesize of output 1 [2023-11-26 10:50:33,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,843 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 8 treesize of output 1 [2023-11-26 10:50:33,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,854 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 8 treesize of output 1 [2023-11-26 10:50:33,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,866 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 13 treesize of output 1 [2023-11-26 10:50:33,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,891 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 18 treesize of output 1 [2023-11-26 10:50:33,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,903 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 13 treesize of output 1 [2023-11-26 10:50:33,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,913 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 8 treesize of output 1 [2023-11-26 10:50:33,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:33,925 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 13 treesize of output 1 [2023-11-26 10:50:34,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:34,092 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:50:34,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:34,532 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:50:34,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1739559509] [2023-11-26 10:50:34,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1739559509] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 10:50:34,533 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 10:50:34,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2023-11-26 10:50:34,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104872823] [2023-11-26 10:50:34,533 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 10:50:34,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-26 10:50:34,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:50:34,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-26 10:50:34,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2023-11-26 10:50:35,915 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 93 [2023-11-26 10:50:35,916 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 86 transitions, 227 flow. Second operand has 10 states, 10 states have (on average 52.0) internal successors, (520), 10 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:35,916 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 10:50:35,916 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 93 [2023-11-26 10:50:35,916 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 10:50:37,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 10:50:40,004 INFO L124 PetriNetUnfolderBase]: 9659/15319 cut-off events. [2023-11-26 10:50:40,005 INFO L125 PetriNetUnfolderBase]: For 185/185 co-relation queries the response was YES. [2023-11-26 10:50:40,050 INFO L83 FinitePrefix]: Finished finitePrefix Result has 27520 conditions, 15319 events. 9659/15319 cut-off events. For 185/185 co-relation queries the response was YES. Maximal size of possible extension queue 1196. Compared 119180 event pairs, 6408 based on Foata normal form. 0/9029 useless extension candidates. Maximal degree in co-relation 27508. Up to 11908 conditions per place. [2023-11-26 10:50:40,144 INFO L140 encePairwiseOnDemand]: 84/93 looper letters, 39 selfloop transitions, 25 changer transitions 0/104 dead transitions. [2023-11-26 10:50:40,144 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 104 transitions, 433 flow [2023-11-26 10:50:40,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-26 10:50:40,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2023-11-26 10:50:40,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 580 transitions. [2023-11-26 10:50:40,150 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6236559139784946 [2023-11-26 10:50:40,151 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 580 transitions. [2023-11-26 10:50:40,151 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 580 transitions. [2023-11-26 10:50:40,153 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:50:40,154 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 580 transitions. [2023-11-26 10:50:40,156 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 58.0) internal successors, (580), 10 states have internal predecessors, (580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:40,163 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 93.0) internal successors, (1023), 11 states have internal predecessors, (1023), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:40,164 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 93.0) internal successors, (1023), 11 states have internal predecessors, (1023), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:40,164 INFO L175 Difference]: Start difference. First operand has 88 places, 86 transitions, 227 flow. Second operand 10 states and 580 transitions. [2023-11-26 10:50:40,165 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 104 transitions, 433 flow [2023-11-26 10:50:40,169 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 104 transitions, 432 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-26 10:50:40,176 INFO L231 Difference]: Finished difference. Result has 99 places, 104 transitions, 388 flow [2023-11-26 10:50:40,177 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=93, PETRI_DIFFERENCE_MINUEND_FLOW=226, PETRI_DIFFERENCE_MINUEND_PLACES=87, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=74, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=388, PETRI_PLACES=99, PETRI_TRANSITIONS=104} [2023-11-26 10:50:40,180 INFO L281 CegarLoopForPetriNet]: 95 programPoint places, 4 predicate places. [2023-11-26 10:50:40,180 INFO L495 AbstractCegarLoop]: Abstraction has has 99 places, 104 transitions, 388 flow [2023-11-26 10:50:40,181 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 52.0) internal successors, (520), 10 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:40,181 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 10:50:40,181 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:40,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:50:40,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:50:40,384 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-26 10:50:40,384 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:40,385 INFO L85 PathProgramCache]: Analyzing trace with hash -362321642, now seen corresponding path program 1 times [2023-11-26 10:50:40,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:50:40,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1356175591] [2023-11-26 10:50:40,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:40,385 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 [2023-11-26 10:50:40,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:50:40,387 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:50:40,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:50:40,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:40,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-26 10:50:40,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:40,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,602 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 22 treesize of output 11 [2023-11-26 10:50:40,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,686 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:40,686 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 36 treesize of output 18 [2023-11-26 10:50:40,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,748 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:40,748 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 31 treesize of output 15 [2023-11-26 10:50:40,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,783 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 22 treesize of output 11 [2023-11-26 10:50:40,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,882 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:50:40,883 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 22 [2023-11-26 10:50:40,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:40,963 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:40,963 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 36 treesize of output 18 [2023-11-26 10:50:40,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,005 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 15 treesize of output 11 [2023-11-26 10:50:41,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,068 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:41,068 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 29 treesize of output 18 [2023-11-26 10:50:41,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,150 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:50:41,150 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 40 treesize of output 22 [2023-11-26 10:50:41,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,215 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:41,216 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 29 treesize of output 18 [2023-11-26 10:50:41,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,259 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:41,260 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 26 treesize of output 15 [2023-11-26 10:50:41,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,290 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 15 treesize of output 11 [2023-11-26 10:50:41,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,338 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 15 treesize of output 11 [2023-11-26 10:50:41,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,396 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:41,397 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 29 treesize of output 18 [2023-11-26 10:50:41,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,470 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:41,471 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 29 treesize of output 18 [2023-11-26 10:50:41,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,539 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:50:41,539 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 [2023-11-26 10:50:41,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,579 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 15 treesize of output 11 [2023-11-26 10:50:41,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,619 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:41,620 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 24 treesize of output 15 [2023-11-26 10:50:41,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,686 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:41,686 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 31 treesize of output 18 [2023-11-26 10:50:41,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,725 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 17 treesize of output 11 [2023-11-26 10:50:41,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,768 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:41,768 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 26 treesize of output 15 [2023-11-26 10:50:41,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,811 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 17 treesize of output 11 [2023-11-26 10:50:41,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,888 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:50:41,888 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 40 treesize of output 22 [2023-11-26 10:50:41,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,947 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:41,947 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 31 treesize of output 18 [2023-11-26 10:50:41,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:41,996 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:41,997 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 24 treesize of output 15 [2023-11-26 10:50:42,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:42,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:42,026 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 15 treesize of output 11 [2023-11-26 10:50:42,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:42,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:42,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:42,084 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:42,084 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 29 treesize of output 18 [2023-11-26 10:50:42,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:42,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:42,115 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 15 treesize of output 11 [2023-11-26 10:50:42,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:42,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:42,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:42,177 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:50:42,177 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 29 treesize of output 18 [2023-11-26 10:50:42,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:42,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:50:42,256 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:50:42,257 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 [2023-11-26 10:50:42,302 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-26 10:50:42,303 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 [2023-11-26 10:50:42,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:42,377 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:50:42,377 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:50:42,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1356175591] [2023-11-26 10:50:42,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1356175591] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:42,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:42,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-26 10:50:42,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483486408] [2023-11-26 10:50:42,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:42,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:50:42,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:50:42,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:50:42,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:42,513 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 93 [2023-11-26 10:50:42,513 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 104 transitions, 388 flow. Second operand has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:42,513 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 10:50:42,513 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 93 [2023-11-26 10:50:42,513 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 10:50:44,297 INFO L124 PetriNetUnfolderBase]: 9659/15164 cut-off events. [2023-11-26 10:50:44,297 INFO L125 PetriNetUnfolderBase]: For 206/206 co-relation queries the response was YES. [2023-11-26 10:50:44,356 INFO L83 FinitePrefix]: Finished finitePrefix Result has 27408 conditions, 15164 events. 9659/15164 cut-off events. For 206/206 co-relation queries the response was YES. Maximal size of possible extension queue 1195. Compared 116648 event pairs, 6408 based on Foata normal form. 156/9190 useless extension candidates. Maximal degree in co-relation 27392. Up to 11925 conditions per place. [2023-11-26 10:50:44,422 INFO L140 encePairwiseOnDemand]: 90/93 looper letters, 61 selfloop transitions, 1 changer transitions 0/102 dead transitions. [2023-11-26 10:50:44,422 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 102 transitions, 508 flow [2023-11-26 10:50:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:50:44,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 10:50:44,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 193 transitions. [2023-11-26 10:50:44,424 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6917562724014337 [2023-11-26 10:50:44,424 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 193 transitions. [2023-11-26 10:50:44,424 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 193 transitions. [2023-11-26 10:50:44,425 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:50:44,425 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 193 transitions. [2023-11-26 10:50:44,426 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 64.33333333333333) internal successors, (193), 3 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:44,427 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 93.0) internal successors, (372), 4 states have internal predecessors, (372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:44,427 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 93.0) internal successors, (372), 4 states have internal predecessors, (372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:44,427 INFO L175 Difference]: Start difference. First operand has 99 places, 104 transitions, 388 flow. Second operand 3 states and 193 transitions. [2023-11-26 10:50:44,428 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 102 transitions, 508 flow [2023-11-26 10:50:44,430 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 102 transitions, 444 flow, removed 18 selfloop flow, removed 4 redundant places. [2023-11-26 10:50:44,433 INFO L231 Difference]: Finished difference. Result has 95 places, 102 transitions, 322 flow [2023-11-26 10:50:44,433 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=93, PETRI_DIFFERENCE_MINUEND_FLOW=320, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=102, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=101, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=322, PETRI_PLACES=95, PETRI_TRANSITIONS=102} [2023-11-26 10:50:44,434 INFO L281 CegarLoopForPetriNet]: 95 programPoint places, 0 predicate places. [2023-11-26 10:50:44,434 INFO L495 AbstractCegarLoop]: Abstraction has has 95 places, 102 transitions, 322 flow [2023-11-26 10:50:44,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:44,435 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 10:50:44,435 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:44,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:44,638 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:50:44,639 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-26 10:50:44,639 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:44,639 INFO L85 PathProgramCache]: Analyzing trace with hash -362321641, now seen corresponding path program 1 times [2023-11-26 10:50:44,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:50:44,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2137671136] [2023-11-26 10:50:44,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:44,640 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 [2023-11-26 10:50:44,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:50:44,641 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:50:44,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8106c7-6731-480e-ba2e-146d06394ada/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:50:44,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:44,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjunts are in the unsatisfiable core