./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-series.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_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8dbd267b0e0821e8d358e8d234024d8e484ea32431972ed8b70b87052179a50c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:59:06,642 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:59:06,711 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-11-29 00:59:06,715 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:59:06,716 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:59:06,740 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:59:06,740 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:59:06,741 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:59:06,742 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:59:06,742 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:59:06,743 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 00:59:06,743 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 00:59:06,744 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:59:06,745 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:59:06,745 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:59:06,746 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:59:06,747 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:59:06,747 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 00:59:06,748 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:59:06,748 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:59:06,749 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-29 00:59:06,749 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-29 00:59:06,750 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-29 00:59:06,750 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 00:59:06,751 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 00:59:06,751 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 00:59:06,751 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:59:06,752 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:59:06,752 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:59:06,753 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:59:06,753 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 00:59:06,754 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 00:59:06,754 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:59:06,754 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:59:06,754 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 00:59:06,755 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 00:59:06,755 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 00:59:06,755 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 00:59:06,755 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 00:59:06,755 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 00:59:06,755 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 00:59:06,756 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_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8dbd267b0e0821e8d358e8d234024d8e484ea32431972ed8b70b87052179a50c [2023-11-29 00:59:06,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:59:07,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:59:07,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:59:07,009 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:59:07,009 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:59:07,011 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c [2023-11-29 00:59:09,978 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:59:10,194 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:59:10,195 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c [2023-11-29 00:59:10,207 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/data/239571734/badd11e8b526465aacdf3f6fa6311e51/FLAGf88984c54 [2023-11-29 00:59:10,226 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/data/239571734/badd11e8b526465aacdf3f6fa6311e51 [2023-11-29 00:59:10,229 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:59:10,231 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:59:10,233 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:59:10,233 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:59:10,240 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:59:10,240 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:59:10" (1/1) ... [2023-11-29 00:59:10,242 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e25a744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:59:10, skipping insertion in model container [2023-11-29 00:59:10,242 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:59:10" (1/1) ... [2023-11-29 00:59:10,278 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:59:10,520 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:59:10,534 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) [2023-11-29 00:59:10,535 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@267b46e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:59:10, skipping insertion in model container [2023-11-29 00:59:10,535 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:59:10,536 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-29 00:59:10,538 INFO L158 Benchmark]: Toolchain (without parser) took 305.65ms. Allocated memory is still 174.1MB. Free memory was 131.7MB in the beginning and 121.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 00:59:10,539 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 100.7MB. Free memory is still 45.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:59:10,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 302.61ms. Allocated memory is still 174.1MB. Free memory was 131.7MB in the beginning and 121.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 00:59:10,541 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 100.7MB. Free memory is still 45.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 302.61ms. Allocated memory is still 174.1MB. Free memory was 131.7MB in the beginning and 121.2MB 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: 164]: 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_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8dbd267b0e0821e8d358e8d234024d8e484ea32431972ed8b70b87052179a50c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:59:12,595 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:59:12,670 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-11-29 00:59:12,676 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:59:12,676 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:59:12,718 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:59:12,719 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:59:12,720 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:59:12,721 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:59:12,721 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:59:12,722 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 00:59:12,723 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 00:59:12,724 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:59:12,724 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:59:12,725 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:59:12,726 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:59:12,726 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:59:12,727 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 00:59:12,727 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:59:12,728 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:59:12,728 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-29 00:59:12,729 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-29 00:59:12,729 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-29 00:59:12,730 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 00:59:12,730 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 00:59:12,731 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 00:59:12,731 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 00:59:12,732 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 00:59:12,732 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:59:12,733 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:59:12,733 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:59:12,733 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:59:12,734 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 00:59:12,734 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 00:59:12,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:59:12,735 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:59:12,735 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 00:59:12,735 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 00:59:12,736 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 00:59:12,736 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 00:59:12,736 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 00:59:12,736 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 00:59:12,737 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 00:59:12,737 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 00:59:12,737 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_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8dbd267b0e0821e8d358e8d234024d8e484ea32431972ed8b70b87052179a50c [2023-11-29 00:59:13,053 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:59:13,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:59:13,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:59:13,081 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:59:13,081 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:59:13,083 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c [2023-11-29 00:59:16,103 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:59:16,329 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:59:16,330 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c [2023-11-29 00:59:16,340 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/data/22f38c1a9/280f3cb0954b4fdab95fb52923e372d7/FLAG347300a32 [2023-11-29 00:59:16,355 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/data/22f38c1a9/280f3cb0954b4fdab95fb52923e372d7 [2023-11-29 00:59:16,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:59:16,360 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:59:16,362 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:59:16,362 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:59:16,368 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:59:16,369 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:59:16" (1/1) ... [2023-11-29 00:59:16,370 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29a375ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:59:16, skipping insertion in model container [2023-11-29 00:59:16,370 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:59:16" (1/1) ... [2023-11-29 00:59:16,402 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:59:16,633 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:59:16,651 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-29 00:59:16,660 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:59:16,695 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:59:16,704 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:59:16,754 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:59:16,767 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 00:59:16,767 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 00:59:16,775 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:59:16,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:59:16 WrapperNode [2023-11-29 00:59:16,775 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:59:16,777 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:59:16,777 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:59:16,777 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:59:16,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:59:16" (1/1) ... [2023-11-29 00:59:16,800 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:59:16" (1/1) ... [2023-11-29 00:59:16,838 INFO L138 Inliner]: procedures = 29, calls = 88, calls flagged for inlining = 23, calls inlined = 29, statements flattened = 356 [2023-11-29 00:59:16,838 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:59:16,840 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:59:16,840 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:59:16,840 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:59:16,852 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:59:16" (1/1) ... [2023-11-29 00:59:16,852 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:59:16" (1/1) ... [2023-11-29 00:59:16,861 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:59:16" (1/1) ... [2023-11-29 00:59:16,887 INFO L175 MemorySlicer]: Split 20 memory accesses to 6 slices as follows [2, 2, 10, 2, 2, 2]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0]. The 7 writes are split as follows [0, 1, 3, 1, 1, 1]. [2023-11-29 00:59:16,887 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:59:16" (1/1) ... [2023-11-29 00:59:16,888 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:59:16" (1/1) ... [2023-11-29 00:59:16,907 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:59:16" (1/1) ... [2023-11-29 00:59:16,914 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:59:16" (1/1) ... [2023-11-29 00:59:16,918 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:59:16" (1/1) ... [2023-11-29 00:59:16,922 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:59:16" (1/1) ... [2023-11-29 00:59:16,928 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:59:16,929 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:59:16,929 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:59:16,929 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:59:16,930 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:59:16" (1/1) ... [2023-11-29 00:59:16,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:59:16,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:59:16,965 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 00:59:16,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 00:59:17,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:59:17,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 00:59:17,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-29 00:59:17,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-11-29 00:59:17,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2023-11-29 00:59:17,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2023-11-29 00:59:17,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2023-11-29 00:59:17,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 00:59:17,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2023-11-29 00:59:17,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2023-11-29 00:59:17,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2023-11-29 00:59:17,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2023-11-29 00:59:17,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2023-11-29 00:59:17,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2023-11-29 00:59:17,012 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-29 00:59:17,013 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-29 00:59:17,013 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-29 00:59:17,013 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-29 00:59:17,013 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-29 00:59:17,013 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-29 00:59:17,013 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-29 00:59:17,014 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-29 00:59:17,014 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-29 00:59:17,014 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-29 00:59:17,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 00:59:17,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:59:17,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:59:17,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 00:59:17,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2023-11-29 00:59:17,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2023-11-29 00:59:17,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2023-11-29 00:59:17,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2023-11-29 00:59:17,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2023-11-29 00:59:17,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2023-11-29 00:59:17,017 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-29 00:59:17,184 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:59:17,186 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:59:18,111 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:59:18,686 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:59:18,687 INFO L309 CfgBuilder]: Removed 7 assume(true) statements. [2023-11-29 00:59:18,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:59:18 BoogieIcfgContainer [2023-11-29 00:59:18,687 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:59:18,690 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 00:59:18,691 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 00:59:18,694 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 00:59:18,694 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 12:59:16" (1/3) ... [2023-11-29 00:59:18,695 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a8d260 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:59:18, skipping insertion in model container [2023-11-29 00:59:18,695 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:59:16" (2/3) ... [2023-11-29 00:59:18,696 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a8d260 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:59:18, skipping insertion in model container [2023-11-29 00:59:18,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:59:18" (3/3) ... [2023-11-29 00:59:18,697 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-series.wvr.c [2023-11-29 00:59:18,719 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 00:59:18,720 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 38 error locations. [2023-11-29 00:59:18,720 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-29 00:59:18,832 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-11-29 00:59:18,865 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 110 places, 104 transitions, 236 flow [2023-11-29 00:59:18,912 INFO L124 PetriNetUnfolderBase]: 7/100 cut-off events. [2023-11-29 00:59:18,912 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-11-29 00:59:18,917 INFO L83 FinitePrefix]: Finished finitePrefix Result has 117 conditions, 100 events. 7/100 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 237 event pairs, 0 based on Foata normal form. 0/55 useless extension candidates. Maximal degree in co-relation 72. Up to 2 conditions per place. [2023-11-29 00:59:18,918 INFO L82 GeneralOperation]: Start removeDead. Operand has 110 places, 104 transitions, 236 flow [2023-11-29 00:59:18,923 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 105 places, 99 transitions, 222 flow [2023-11-29 00:59:18,934 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 00:59:18,941 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;@4df640c2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 00:59:18,942 INFO L358 AbstractCegarLoop]: Starting to check reachability of 56 error locations. [2023-11-29 00:59:18,945 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-29 00:59:18,946 INFO L124 PetriNetUnfolderBase]: 1/4 cut-off events. [2023-11-29 00:59:18,946 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-29 00:59:18,946 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:59:18,947 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-11-29 00:59:18,947 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 00:59:18,952 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:59:18,952 INFO L85 PathProgramCache]: Analyzing trace with hash 1029379, now seen corresponding path program 1 times [2023-11-29 00:59:18,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:59:18,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1172058448] [2023-11-29 00:59:18,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:59:18,965 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:59:18,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:59:18,967 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 00:59:18,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 00:59:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:59:19,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 00:59:19,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:59:19,247 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 00:59:19,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,267 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:19,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:19,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,362 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 16 treesize of output 1 [2023-11-29 00:59:19,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,402 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 [2023-11-29 00:59:19,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 00:59:19,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,448 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,465 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:19,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:19,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,485 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,494 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:19,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,503 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 [2023-11-29 00:59:19,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,534 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:19,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:19,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,554 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:19,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,602 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:19,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,620 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 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,627 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:19,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,648 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:19,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:19,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:19,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,717 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:19,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,748 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,767 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:19,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:19,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,813 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 00:59:19,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,861 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:19,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,881 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:19,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,900 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 6 treesize of output 1 [2023-11-29 00:59:19,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,908 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:19,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:19,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:19,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,980 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:19,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:19,996 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:20,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:20,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 00:59:20,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,044 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:20,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:20,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,108 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 00:59:20,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 00:59:20,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:20,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 00:59:20,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 00:59:20,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,257 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:20,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:20,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 00:59:20,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:20,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:20,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,340 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:20,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:20,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 00:59:20,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:20,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,417 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:20,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,435 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:20,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,445 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:20,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:20,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,464 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 11 treesize of output 1 [2023-11-29 00:59:20,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:20,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:20,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:20,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:20,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:20,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,522 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:20,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:20,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:20,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,564 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:20,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,581 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:20,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:20,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,631 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 00:59:20,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,642 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:20,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:20,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,670 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 11 treesize of output 1 [2023-11-29 00:59:20,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,686 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:20,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:20,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,704 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:20,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,721 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:20,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:20,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,750 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:20,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:20,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,769 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:20,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,774 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:20,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:20,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,790 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 11 treesize of output 1 [2023-11-29 00:59:20,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:20,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:20,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:20,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,847 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:20,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:20,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,875 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:20,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 00:59:20,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,919 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 16 treesize of output 1 [2023-11-29 00:59:20,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:20,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:20,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,953 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:20,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,961 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 11 treesize of output 1 [2023-11-29 00:59:20,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:20,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,975 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:20,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 00:59:20,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:20,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:21,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:21,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:21,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:21,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:21,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:21,026 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 6 treesize of output 1 [2023-11-29 00:59:21,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:21,034 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 00:59:21,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:59:21,045 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:59:21,046 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:59:21,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1172058448] [2023-11-29 00:59:21,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1172058448] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:59:21,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:59:21,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-29 00:59:21,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740846114] [2023-11-29 00:59:21,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:59:21,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:59:21,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:59:21,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:59:21,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:59:21,261 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 52 out of 104 [2023-11-29 00:59:21,265 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 99 transitions, 222 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) [2023-11-29 00:59:21,265 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:59:21,265 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 52 of 104 [2023-11-29 00:59:21,267 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:59:26,345 INFO L124 PetriNetUnfolderBase]: 17936/30583 cut-off events. [2023-11-29 00:59:26,345 INFO L125 PetriNetUnfolderBase]: For 1086/1086 co-relation queries the response was YES. [2023-11-29 00:59:26,457 INFO L83 FinitePrefix]: Finished finitePrefix Result has 53428 conditions, 30583 events. 17936/30583 cut-off events. For 1086/1086 co-relation queries the response was YES. Maximal size of possible extension queue 2826. Compared 287740 event pairs, 11530 based on Foata normal form. 1/13901 useless extension candidates. Maximal degree in co-relation 50398. Up to 21814 conditions per place. [2023-11-29 00:59:26,720 INFO L140 encePairwiseOnDemand]: 96/104 looper letters, 43 selfloop transitions, 2 changer transitions 0/92 dead transitions. [2023-11-29 00:59:26,721 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 92 transitions, 298 flow [2023-11-29 00:59:26,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:59:26,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 00:59:26,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 207 transitions. [2023-11-29 00:59:26,733 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6634615384615384 [2023-11-29 00:59:26,734 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 207 transitions. [2023-11-29 00:59:26,735 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 207 transitions. [2023-11-29 00:59:26,736 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:59:26,738 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 207 transitions. [2023-11-29 00:59:26,741 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 69.0) internal successors, (207), 3 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) [2023-11-29 00:59:26,746 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:26,747 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:26,749 INFO L175 Difference]: Start difference. First operand has 105 places, 99 transitions, 222 flow. Second operand 3 states and 207 transitions. [2023-11-29 00:59:26,750 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 92 transitions, 298 flow [2023-11-29 00:59:26,889 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 92 transitions, 282 flow, removed 0 selfloop flow, removed 8 redundant places. [2023-11-29 00:59:26,892 INFO L231 Difference]: Finished difference. Result has 92 places, 92 transitions, 196 flow [2023-11-29 00:59:26,894 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=192, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=90, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=196, PETRI_PLACES=92, PETRI_TRANSITIONS=92} [2023-11-29 00:59:26,897 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, -13 predicate places. [2023-11-29 00:59:26,897 INFO L495 AbstractCegarLoop]: Abstraction has has 92 places, 92 transitions, 196 flow [2023-11-29 00:59:26,898 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) [2023-11-29 00:59:26,898 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:59:26,898 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-11-29 00:59:26,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 00:59:27,098 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:59:27,099 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 00:59:27,100 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:59:27,100 INFO L85 PathProgramCache]: Analyzing trace with hash 1029380, now seen corresponding path program 1 times [2023-11-29 00:59:27,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:59:27,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [817961496] [2023-11-29 00:59:27,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:59:27,101 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:59:27,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:59:27,103 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 00:59:27,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-29 00:59:27,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:59:27,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 00:59:27,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:59:27,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2023-11-29 00:59:27,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,270 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 [2023-11-29 00:59:27,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,283 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 [2023-11-29 00:59:27,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,303 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 [2023-11-29 00:59:27,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,315 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 [2023-11-29 00:59:27,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,323 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 [2023-11-29 00:59:27,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,335 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 8 treesize of output 1 [2023-11-29 00:59:27,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,348 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 [2023-11-29 00:59:27,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,372 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 [2023-11-29 00:59:27,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,383 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 [2023-11-29 00:59:27,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,397 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 [2023-11-29 00:59:27,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,404 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 [2023-11-29 00:59:27,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,444 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 [2023-11-29 00:59:27,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,465 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 [2023-11-29 00:59:27,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,490 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 [2023-11-29 00:59:27,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,503 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 13 treesize of output 1 [2023-11-29 00:59:27,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,517 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 [2023-11-29 00:59:27,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,540 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 [2023-11-29 00:59:27,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,553 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 [2023-11-29 00:59:27,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,560 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 [2023-11-29 00:59:27,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,582 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 [2023-11-29 00:59:27,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,595 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 [2023-11-29 00:59:27,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,604 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 [2023-11-29 00:59:27,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,615 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 [2023-11-29 00:59:27,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,629 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 8 treesize of output 1 [2023-11-29 00:59:27,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 00:59:27,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,664 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 [2023-11-29 00:59:27,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,677 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 [2023-11-29 00:59:27,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,690 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 [2023-11-29 00:59:27,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,698 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 [2023-11-29 00:59:27,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,724 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 [2023-11-29 00:59:27,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,735 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 [2023-11-29 00:59:27,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,744 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 [2023-11-29 00:59:27,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 00:59:27,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,764 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 [2023-11-29 00:59:27,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,774 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 [2023-11-29 00:59:27,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,812 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 [2023-11-29 00:59:27,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 00:59:27,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,861 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 [2023-11-29 00:59:27,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,873 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 [2023-11-29 00:59:27,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,896 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 [2023-11-29 00:59:27,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,908 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 [2023-11-29 00:59:27,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,922 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 [2023-11-29 00:59:27,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,930 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 [2023-11-29 00:59:27,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,940 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 [2023-11-29 00:59:27,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,951 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 [2023-11-29 00:59:27,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,973 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 [2023-11-29 00:59:27,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:27,985 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 [2023-11-29 00:59:28,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,034 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 [2023-11-29 00:59:28,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,057 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 [2023-11-29 00:59:28,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,087 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 [2023-11-29 00:59:28,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,131 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 [2023-11-29 00:59:28,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,174 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 [2023-11-29 00:59:28,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,196 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 [2023-11-29 00:59:28,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,219 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 [2023-11-29 00:59:28,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,230 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 [2023-11-29 00:59:28,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,262 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 [2023-11-29 00:59:28,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,283 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 [2023-11-29 00:59:28,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,307 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 [2023-11-29 00:59:28,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,320 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 [2023-11-29 00:59:28,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,339 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 [2023-11-29 00:59:28,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,360 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 [2023-11-29 00:59:28,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,384 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 [2023-11-29 00:59:28,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,394 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 [2023-11-29 00:59:28,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,430 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 [2023-11-29 00:59:28,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,454 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 [2023-11-29 00:59:28,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,490 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 [2023-11-29 00:59:28,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,514 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 [2023-11-29 00:59:28,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,535 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 [2023-11-29 00:59:28,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,547 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 [2023-11-29 00:59:28,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,559 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 [2023-11-29 00:59:28,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,581 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 [2023-11-29 00:59:28,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,595 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 [2023-11-29 00:59:28,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,604 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 [2023-11-29 00:59:28,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,618 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 [2023-11-29 00:59:28,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,636 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 [2023-11-29 00:59:28,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,648 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 [2023-11-29 00:59:28,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,655 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 [2023-11-29 00:59:28,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,669 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 [2023-11-29 00:59:28,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,677 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 [2023-11-29 00:59:28,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,686 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 [2023-11-29 00:59:28,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,698 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 [2023-11-29 00:59:28,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,719 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 [2023-11-29 00:59:28,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,733 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 [2023-11-29 00:59:28,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,744 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 [2023-11-29 00:59:28,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,758 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 [2023-11-29 00:59:28,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,771 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 [2023-11-29 00:59:28,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,778 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 [2023-11-29 00:59:28,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,798 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 [2023-11-29 00:59:28,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,810 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 [2023-11-29 00:59:28,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 00:59:28,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,844 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 [2023-11-29 00:59:28,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,864 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 [2023-11-29 00:59:28,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,874 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 [2023-11-29 00:59:28,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,906 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 [2023-11-29 00:59:28,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,926 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 [2023-11-29 00:59:28,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,950 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 [2023-11-29 00:59:28,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,960 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 [2023-11-29 00:59:28,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,972 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 [2023-11-29 00:59:28,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:28,991 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 [2023-11-29 00:59:29,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:29,013 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 [2023-11-29 00:59:29,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:29,046 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 [2023-11-29 00:59:29,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:29,059 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 [2023-11-29 00:59:29,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:29,070 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 [2023-11-29 00:59:29,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:29,082 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 [2023-11-29 00:59:29,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:29,090 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 [2023-11-29 00:59:29,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:29,110 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 [2023-11-29 00:59:29,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:29,121 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 [2023-11-29 00:59:29,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:29,133 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 [2023-11-29 00:59:29,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:29,141 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 [2023-11-29 00:59:29,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:29,160 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 [2023-11-29 00:59:29,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:29,170 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 [2023-11-29 00:59:29,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:29,179 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 [2023-11-29 00:59:29,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:29,190 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 [2023-11-29 00:59:29,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:29,200 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 [2023-11-29 00:59:29,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:29,211 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 [2023-11-29 00:59:29,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:29,231 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 [2023-11-29 00:59:29,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:29,241 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 [2023-11-29 00:59:29,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:29,250 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 [2023-11-29 00:59:29,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:29,260 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 [2023-11-29 00:59:29,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:59:29,335 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:59:29,335 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:59:29,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [817961496] [2023-11-29 00:59:29,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [817961496] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:59:29,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:59:29,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:59:29,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28690427] [2023-11-29 00:59:29,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:59:29,337 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:59:29,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:59:29,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:59:29,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 00:59:29,610 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 52 out of 104 [2023-11-29 00:59:29,611 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 92 transitions, 196 flow. Second operand has 4 states, 4 states have (on average 52.75) internal successors, (211), 4 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:29,611 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:59:29,611 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 52 of 104 [2023-11-29 00:59:29,611 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:59:33,927 INFO L124 PetriNetUnfolderBase]: 17939/30592 cut-off events. [2023-11-29 00:59:33,927 INFO L125 PetriNetUnfolderBase]: For 231/231 co-relation queries the response was YES. [2023-11-29 00:59:33,992 INFO L83 FinitePrefix]: Finished finitePrefix Result has 52825 conditions, 30592 events. 17939/30592 cut-off events. For 231/231 co-relation queries the response was YES. Maximal size of possible extension queue 2831. Compared 288098 event pairs, 11530 based on Foata normal form. 0/13905 useless extension candidates. Maximal degree in co-relation 52775. Up to 21827 conditions per place. [2023-11-29 00:59:34,154 INFO L140 encePairwiseOnDemand]: 91/104 looper letters, 47 selfloop transitions, 10 changer transitions 0/101 dead transitions. [2023-11-29 00:59:34,154 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 95 places, 101 transitions, 330 flow [2023-11-29 00:59:34,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 00:59:34,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-29 00:59:34,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 268 transitions. [2023-11-29 00:59:34,158 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6442307692307693 [2023-11-29 00:59:34,158 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 268 transitions. [2023-11-29 00:59:34,158 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 268 transitions. [2023-11-29 00:59:34,159 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:59:34,159 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 268 transitions. [2023-11-29 00:59:34,161 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 67.0) internal successors, (268), 4 states have internal predecessors, (268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:34,164 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 104.0) internal successors, (520), 5 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) [2023-11-29 00:59:34,165 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 104.0) internal successors, (520), 5 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) [2023-11-29 00:59:34,165 INFO L175 Difference]: Start difference. First operand has 92 places, 92 transitions, 196 flow. Second operand 4 states and 268 transitions. [2023-11-29 00:59:34,165 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 95 places, 101 transitions, 330 flow [2023-11-29 00:59:34,167 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 93 places, 101 transitions, 324 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 00:59:34,170 INFO L231 Difference]: Finished difference. Result has 96 places, 101 transitions, 274 flow [2023-11-29 00:59:34,170 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=192, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=82, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=274, PETRI_PLACES=96, PETRI_TRANSITIONS=101} [2023-11-29 00:59:34,171 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, -9 predicate places. [2023-11-29 00:59:34,172 INFO L495 AbstractCegarLoop]: Abstraction has has 96 places, 101 transitions, 274 flow [2023-11-29 00:59:34,172 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 52.75) internal successors, (211), 4 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:34,172 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:59:34,172 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-11-29 00:59:34,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-29 00:59:34,373 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:59:34,373 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 00:59:34,373 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:59:34,374 INFO L85 PathProgramCache]: Analyzing trace with hash 989289863, now seen corresponding path program 1 times [2023-11-29 00:59:34,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:59:34,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2048938971] [2023-11-29 00:59:34,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:59:34,374 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:59:34,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:59:34,375 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 00:59:34,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 00:59:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:59:34,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 00:59:34,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:59:34,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,616 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 00:59:34,617 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 [2023-11-29 00:59:34,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,653 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 0 case distinctions, treesize of input 17 treesize of output 1 [2023-11-29 00:59:34,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,679 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 0 case distinctions, treesize of input 17 treesize of output 1 [2023-11-29 00:59:34,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,720 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 00:59:34,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 00:59:34,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,795 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 00:59:34,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 1 [2023-11-29 00:59:34,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,841 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 00:59:34,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 1 [2023-11-29 00:59:34,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,901 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 00:59:34,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 1 [2023-11-29 00:59:34,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,930 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 0 case distinctions, treesize of input 17 treesize of output 1 [2023-11-29 00:59:34,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:34,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,002 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 00:59:35,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 1 [2023-11-29 00:59:35,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,052 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 00:59:35,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 1 [2023-11-29 00:59:35,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,078 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 0 case distinctions, treesize of input 17 treesize of output 1 [2023-11-29 00:59:35,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,118 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 00:59:35,118 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 00:59:35,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,187 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 00:59:35,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 00:59:35,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,236 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 00:59:35,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 00:59:35,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,407 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 0 case distinctions, treesize of input 17 treesize of output 1 [2023-11-29 00:59:35,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,450 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 00:59:35,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 00:59:35,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,486 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 0 case distinctions, treesize of input 17 treesize of output 1 [2023-11-29 00:59:35,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,546 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 00:59:35,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 00:59:35,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,665 INFO L349 Elim1Store]: treesize reduction 61, result has 1.6 percent of original size [2023-11-29 00:59:35,665 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 1 [2023-11-29 00:59:35,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,747 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 00:59:35,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 1 [2023-11-29 00:59:35,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,799 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 00:59:35,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 00:59:35,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,863 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 00:59:35,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 1 [2023-11-29 00:59:35,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,927 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-29 00:59:35,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 00:59:35,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:35,972 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 00:59:35,972 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 00:59:36,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:36,001 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 00:59:36,048 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-29 00:59:36,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2023-11-29 00:59:36,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:59:36,075 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:59:36,076 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:59:36,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2048938971] [2023-11-29 00:59:36,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2048938971] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:59:36,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:59:36,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:59:36,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547979384] [2023-11-29 00:59:36,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:59:36,077 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:59:36,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:59:36,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:59:36,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 00:59:36,255 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 53 out of 104 [2023-11-29 00:59:36,256 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 101 transitions, 274 flow. Second operand has 4 states, 4 states have (on average 54.25) internal successors, (217), 4 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:36,256 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:59:36,256 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 53 of 104 [2023-11-29 00:59:36,256 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:59:40,156 INFO L124 PetriNetUnfolderBase]: 17939/28991 cut-off events. [2023-11-29 00:59:40,156 INFO L125 PetriNetUnfolderBase]: For 233/233 co-relation queries the response was YES. [2023-11-29 00:59:40,225 INFO L83 FinitePrefix]: Finished finitePrefix Result has 51252 conditions, 28991 events. 17939/28991 cut-off events. For 233/233 co-relation queries the response was YES. Maximal size of possible extension queue 2528. Compared 252752 event pairs, 11530 based on Foata normal form. 1601/15512 useless extension candidates. Maximal degree in co-relation 51188. Up to 21831 conditions per place. [2023-11-29 00:59:40,371 INFO L140 encePairwiseOnDemand]: 101/104 looper letters, 53 selfloop transitions, 1 changer transitions 0/99 dead transitions. [2023-11-29 00:59:40,371 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 99 transitions, 378 flow [2023-11-29 00:59:40,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:59:40,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 00:59:40,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 206 transitions. [2023-11-29 00:59:40,373 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6602564102564102 [2023-11-29 00:59:40,373 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 206 transitions. [2023-11-29 00:59:40,374 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 206 transitions. [2023-11-29 00:59:40,374 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:59:40,374 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 206 transitions. [2023-11-29 00:59:40,375 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 68.66666666666667) internal successors, (206), 3 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:40,377 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:40,377 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:40,378 INFO L175 Difference]: Start difference. First operand has 96 places, 101 transitions, 274 flow. Second operand 3 states and 206 transitions. [2023-11-29 00:59:40,378 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 99 transitions, 378 flow [2023-11-29 00:59:40,380 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 99 transitions, 378 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-29 00:59:40,382 INFO L231 Difference]: Finished difference. Result has 96 places, 99 transitions, 272 flow [2023-11-29 00:59:40,383 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=270, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=99, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=272, PETRI_PLACES=96, PETRI_TRANSITIONS=99} [2023-11-29 00:59:40,384 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, -9 predicate places. [2023-11-29 00:59:40,384 INFO L495 AbstractCegarLoop]: Abstraction has has 96 places, 99 transitions, 272 flow [2023-11-29 00:59:40,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 54.25) internal successors, (217), 4 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:40,385 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:59:40,385 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-11-29 00:59:40,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 00:59:40,588 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:59:40,588 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 00:59:40,588 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:59:40,589 INFO L85 PathProgramCache]: Analyzing trace with hash 989289864, now seen corresponding path program 1 times [2023-11-29 00:59:40,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:59:40,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1867702322] [2023-11-29 00:59:40,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:59:40,589 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:59:40,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:59:40,590 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 00:59:40,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 00:59:40,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:59:40,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-29 00:59:40,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:59:40,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:40,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:40,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:40,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:40,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 5 [2023-11-29 00:59:40,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:40,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:40,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:40,842 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2023-11-29 00:59:40,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:40,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:40,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:40,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:40,917 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 [2023-11-29 00:59:40,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:40,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:40,971 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 00:59:40,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:40,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:41,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,076 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 00:59:41,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,135 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 00:59:41,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,176 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:41,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 00:59:41,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 00:59:41,282 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:59:41,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,301 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-29 00:59:41,328 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:59:41,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,344 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-29 00:59:41,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,383 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-29 00:59:41,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:41,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-29 00:59:41,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:59:41,459 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:59:41,459 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:59:41,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1867702322] [2023-11-29 00:59:41,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1867702322] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:59:41,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:59:41,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:59:41,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37542715] [2023-11-29 00:59:41,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:59:41,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:59:41,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:59:41,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:59:41,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 00:59:41,719 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 53 out of 104 [2023-11-29 00:59:41,720 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 99 transitions, 272 flow. Second operand has 4 states, 4 states have (on average 54.25) internal successors, (217), 4 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:41,720 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:59:41,720 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 53 of 104 [2023-11-29 00:59:41,720 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:59:45,011 INFO L124 PetriNetUnfolderBase]: 17939/27390 cut-off events. [2023-11-29 00:59:45,012 INFO L125 PetriNetUnfolderBase]: For 233/233 co-relation queries the response was YES. [2023-11-29 00:59:45,079 INFO L83 FinitePrefix]: Finished finitePrefix Result has 49653 conditions, 27390 events. 17939/27390 cut-off events. For 233/233 co-relation queries the response was YES. Maximal size of possible extension queue 2234. Compared 218675 event pairs, 11530 based on Foata normal form. 1601/15512 useless extension candidates. Maximal degree in co-relation 49642. Up to 21831 conditions per place. [2023-11-29 00:59:45,194 INFO L140 encePairwiseOnDemand]: 101/104 looper letters, 53 selfloop transitions, 1 changer transitions 0/97 dead transitions. [2023-11-29 00:59:45,194 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 97 transitions, 376 flow [2023-11-29 00:59:45,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:59:45,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 00:59:45,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 206 transitions. [2023-11-29 00:59:45,196 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6602564102564102 [2023-11-29 00:59:45,196 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 206 transitions. [2023-11-29 00:59:45,196 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 206 transitions. [2023-11-29 00:59:45,197 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:59:45,197 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 206 transitions. [2023-11-29 00:59:45,198 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 68.66666666666667) internal successors, (206), 3 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:45,199 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:45,199 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:45,199 INFO L175 Difference]: Start difference. First operand has 96 places, 99 transitions, 272 flow. Second operand 3 states and 206 transitions. [2023-11-29 00:59:45,199 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 97 transitions, 376 flow [2023-11-29 00:59:45,201 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 97 transitions, 375 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 00:59:45,202 INFO L231 Difference]: Finished difference. Result has 95 places, 97 transitions, 269 flow [2023-11-29 00:59:45,203 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=267, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=96, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=269, PETRI_PLACES=95, PETRI_TRANSITIONS=97} [2023-11-29 00:59:45,203 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, -10 predicate places. [2023-11-29 00:59:45,204 INFO L495 AbstractCegarLoop]: Abstraction has has 95 places, 97 transitions, 269 flow [2023-11-29 00:59:45,204 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 54.25) internal successors, (217), 4 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:45,204 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:59:45,204 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1] [2023-11-29 00:59:45,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 00:59:45,405 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:59:45,405 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 00:59:45,405 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:59:45,405 INFO L85 PathProgramCache]: Analyzing trace with hash 989267964, now seen corresponding path program 1 times [2023-11-29 00:59:45,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:59:45,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [260794152] [2023-11-29 00:59:45,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:59:45,406 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:59:45,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:59:45,407 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 00:59:45,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-29 00:59:45,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:59:45,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 00:59:45,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:59:45,506 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 [2023-11-29 00:59:45,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,526 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 [2023-11-29 00:59:45,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,545 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 [2023-11-29 00:59:45,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,576 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 [2023-11-29 00:59:45,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,587 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 [2023-11-29 00:59:45,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,603 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 [2023-11-29 00:59:45,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,639 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 [2023-11-29 00:59:45,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,659 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 18 treesize of output 1 [2023-11-29 00:59:45,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,671 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 13 treesize of output 1 [2023-11-29 00:59:45,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,688 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 [2023-11-29 00:59:45,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,700 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 [2023-11-29 00:59:45,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,717 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 [2023-11-29 00:59:45,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,753 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 23 treesize of output 1 [2023-11-29 00:59:45,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,771 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 [2023-11-29 00:59:45,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,820 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 [2023-11-29 00:59:45,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,849 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 [2023-11-29 00:59:45,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,871 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 [2023-11-29 00:59:45,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,898 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 [2023-11-29 00:59:45,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,915 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 [2023-11-29 00:59:45,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,933 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 [2023-11-29 00:59:45,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,945 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 [2023-11-29 00:59:45,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,964 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 [2023-11-29 00:59:45,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:45,994 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 [2023-11-29 00:59:46,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,013 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 [2023-11-29 00:59:46,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,023 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 [2023-11-29 00:59:46,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,032 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 [2023-11-29 00:59:46,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,043 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 [2023-11-29 00:59:46,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,061 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 [2023-11-29 00:59:46,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,068 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 [2023-11-29 00:59:46,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 00:59:46,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,090 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 [2023-11-29 00:59:46,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,096 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 [2023-11-29 00:59:46,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,106 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 [2023-11-29 00:59:46,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,122 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 [2023-11-29 00:59:46,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,129 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 [2023-11-29 00:59:46,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,137 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 [2023-11-29 00:59:46,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,149 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 [2023-11-29 00:59:46,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,166 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 [2023-11-29 00:59:46,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,175 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 [2023-11-29 00:59:46,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,192 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 [2023-11-29 00:59:46,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,220 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 00:59:46,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,237 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 00:59:46,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,244 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 [2023-11-29 00:59:46,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,253 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 [2023-11-29 00:59:46,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,263 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 [2023-11-29 00:59:46,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,269 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 [2023-11-29 00:59:46,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,286 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 [2023-11-29 00:59:46,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,296 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 [2023-11-29 00:59:46,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,306 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 [2023-11-29 00:59:46,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,316 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 [2023-11-29 00:59:46,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,324 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 [2023-11-29 00:59:46,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,334 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 00:59:46,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,355 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 [2023-11-29 00:59:46,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,365 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 [2023-11-29 00:59:46,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,379 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 [2023-11-29 00:59:46,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,398 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 [2023-11-29 00:59:46,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,419 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 [2023-11-29 00:59:46,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,429 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 [2023-11-29 00:59:46,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,460 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 [2023-11-29 00:59:46,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,477 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 [2023-11-29 00:59:46,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,496 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 [2023-11-29 00:59:46,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,504 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 [2023-11-29 00:59:46,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,514 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 [2023-11-29 00:59:46,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,519 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 [2023-11-29 00:59:46,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,526 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 [2023-11-29 00:59:46,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,534 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 [2023-11-29 00:59:46,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,541 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 [2023-11-29 00:59:46,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,549 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 [2023-11-29 00:59:46,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,559 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 [2023-11-29 00:59:46,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,565 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 [2023-11-29 00:59:46,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,582 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 [2023-11-29 00:59:46,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,591 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 [2023-11-29 00:59:46,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,605 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 [2023-11-29 00:59:46,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,625 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 [2023-11-29 00:59:46,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,633 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 [2023-11-29 00:59:46,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,643 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 [2023-11-29 00:59:46,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,651 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 [2023-11-29 00:59:46,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,661 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 [2023-11-29 00:59:46,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,674 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 [2023-11-29 00:59:46,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,682 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 [2023-11-29 00:59:46,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,695 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 [2023-11-29 00:59:46,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,715 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 [2023-11-29 00:59:46,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,723 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 8 treesize of output 1 [2023-11-29 00:59:46,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,734 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 [2023-11-29 00:59:46,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,747 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 [2023-11-29 00:59:46,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,767 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 00:59:46,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,775 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 [2023-11-29 00:59:46,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,785 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 [2023-11-29 00:59:46,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,796 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 13 treesize of output 1 [2023-11-29 00:59:46,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,803 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 [2023-11-29 00:59:46,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,838 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 [2023-11-29 00:59:46,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,859 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 00:59:46,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 00:59:46,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,891 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 [2023-11-29 00:59:46,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,912 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 [2023-11-29 00:59:46,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,923 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 [2023-11-29 00:59:46,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,933 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 [2023-11-29 00:59:46,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,943 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 [2023-11-29 00:59:46,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,955 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 [2023-11-29 00:59:46,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,974 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 [2023-11-29 00:59:46,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,983 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 [2023-11-29 00:59:46,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:46,994 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 [2023-11-29 00:59:47,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:47,007 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 [2023-11-29 00:59:47,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:47,028 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 [2023-11-29 00:59:47,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:47,036 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 [2023-11-29 00:59:47,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:47,047 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 [2023-11-29 00:59:47,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:47,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 00:59:47,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:47,066 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 [2023-11-29 00:59:47,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:47,080 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 [2023-11-29 00:59:47,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:47,103 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 [2023-11-29 00:59:47,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:47,117 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 [2023-11-29 00:59:47,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:47,137 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 [2023-11-29 00:59:47,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:47,169 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 [2023-11-29 00:59:47,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:47,186 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 [2023-11-29 00:59:47,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:47,195 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 [2023-11-29 00:59:47,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:47,205 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 [2023-11-29 00:59:47,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:47,214 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 [2023-11-29 00:59:47,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:47,224 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 [2023-11-29 00:59:47,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:47,244 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 [2023-11-29 00:59:47,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:47,254 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 [2023-11-29 00:59:47,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:59:47,408 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:59:47,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:59:47,837 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:59:47,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [260794152] [2023-11-29 00:59:47,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [260794152] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 00:59:47,837 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:59:47,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2023-11-29 00:59:47,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457409310] [2023-11-29 00:59:47,837 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:59:47,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 00:59:47,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:59:47,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 00:59:47,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2023-11-29 00:59:49,061 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 52 out of 104 [2023-11-29 00:59:49,063 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 97 transitions, 269 flow. Second operand has 10 states, 10 states have (on average 53.0) internal successors, (530), 10 states have internal predecessors, (530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:49,063 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:59:49,063 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 52 of 104 [2023-11-29 00:59:49,063 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:59:54,768 INFO L124 PetriNetUnfolderBase]: 17948/27417 cut-off events. [2023-11-29 00:59:54,768 INFO L125 PetriNetUnfolderBase]: For 239/239 co-relation queries the response was YES. [2023-11-29 00:59:54,884 INFO L83 FinitePrefix]: Finished finitePrefix Result has 49744 conditions, 27417 events. 17948/27417 cut-off events. For 239/239 co-relation queries the response was YES. Maximal size of possible extension queue 2234. Compared 219005 event pairs, 11530 based on Foata normal form. 0/13932 useless extension candidates. Maximal degree in co-relation 49732. Up to 21830 conditions per place. [2023-11-29 00:59:55,051 INFO L140 encePairwiseOnDemand]: 91/104 looper letters, 47 selfloop transitions, 37 changer transitions 0/124 dead transitions. [2023-11-29 00:59:55,051 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 124 transitions, 557 flow [2023-11-29 00:59:55,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 00:59:55,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2023-11-29 00:59:55,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 613 transitions. [2023-11-29 00:59:55,055 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5894230769230769 [2023-11-29 00:59:55,055 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 613 transitions. [2023-11-29 00:59:55,055 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 613 transitions. [2023-11-29 00:59:55,055 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:59:55,055 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 613 transitions. [2023-11-29 00:59:55,057 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 61.3) internal successors, (613), 10 states have internal predecessors, (613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:55,060 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 104.0) internal successors, (1144), 11 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:55,060 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 104.0) internal successors, (1144), 11 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:55,061 INFO L175 Difference]: Start difference. First operand has 95 places, 97 transitions, 269 flow. Second operand 10 states and 613 transitions. [2023-11-29 00:59:55,061 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 124 transitions, 557 flow [2023-11-29 00:59:55,062 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 124 transitions, 556 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 00:59:55,064 INFO L231 Difference]: Finished difference. Result has 106 places, 124 transitions, 512 flow [2023-11-29 00:59:55,065 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=268, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=80, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=512, PETRI_PLACES=106, PETRI_TRANSITIONS=124} [2023-11-29 00:59:55,065 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, 1 predicate places. [2023-11-29 00:59:55,065 INFO L495 AbstractCegarLoop]: Abstraction has has 106 places, 124 transitions, 512 flow [2023-11-29 00:59:55,066 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 53.0) internal successors, (530), 10 states have internal predecessors, (530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:55,066 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:59:55,066 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:59:55,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2023-11-29 00:59:55,266 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:59:55,267 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 00:59:55,267 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:59:55,267 INFO L85 PathProgramCache]: Analyzing trace with hash -130180171, now seen corresponding path program 1 times [2023-11-29 00:59:55,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:59:55,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1745998451] [2023-11-29 00:59:55,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:59:55,268 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:59:55,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:59:55,269 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 00:59:55,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-29 00:59:55,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:59:55,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 00:59:55,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:59:55,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,461 INFO L349 Elim1Store]: treesize reduction 34, result has 30.6 percent of original size [2023-11-29 00:59:55,461 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 3 case distinctions, treesize of input 63 treesize of output 59 [2023-11-29 00:59:55,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,550 INFO L349 Elim1Store]: treesize reduction 70, result has 21.3 percent of original size [2023-11-29 00:59:55,551 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 3 case distinctions, treesize of input 72 treesize of output 67 [2023-11-29 00:59:55,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,639 INFO L349 Elim1Store]: treesize reduction 84, result has 1.2 percent of original size [2023-11-29 00:59:55,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 74 treesize of output 1 [2023-11-29 00:59:55,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,666 INFO L349 Elim1Store]: treesize reduction 25, result has 3.8 percent of original size [2023-11-29 00:59:55,666 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 2 case distinctions, treesize of input 48 treesize of output 1 [2023-11-29 00:59:55,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,716 INFO L349 Elim1Store]: treesize reduction 84, result has 1.2 percent of original size [2023-11-29 00:59:55,717 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 42 treesize of output 1 [2023-11-29 00:59:55,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,745 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 00:59:55,745 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 3 case distinctions, treesize of input 33 treesize of output 1 [2023-11-29 00:59:55,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,802 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-29 00:59:55,802 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 3 case distinctions, treesize of input 38 treesize of output 1 [2023-11-29 00:59:55,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,893 INFO L349 Elim1Store]: treesize reduction 84, result has 1.2 percent of original size [2023-11-29 00:59:55,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 1 [2023-11-29 00:59:55,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,943 INFO L349 Elim1Store]: treesize reduction 74, result has 1.3 percent of original size [2023-11-29 00:59:55,944 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 2 case distinctions, treesize of input 40 treesize of output 1 [2023-11-29 00:59:55,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:55,972 INFO L349 Elim1Store]: treesize reduction 25, result has 3.8 percent of original size [2023-11-29 00:59:55,972 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 31 treesize of output 1 [2023-11-29 00:59:56,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:56,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 00:59:56,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:59:56,043 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 20 [2023-11-29 00:59:56,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:59:56,153 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:59:56,153 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:59:56,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1745998451] [2023-11-29 00:59:56,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1745998451] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:59:56,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:59:56,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:59:56,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750209936] [2023-11-29 00:59:56,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:59:56,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:59:56,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:59:56,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:59:56,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 00:59:56,358 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 53 out of 104 [2023-11-29 00:59:56,358 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 124 transitions, 512 flow. Second operand has 4 states, 4 states have (on average 54.75) internal successors, (219), 4 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:59:56,359 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:59:56,359 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 53 of 104 [2023-11-29 00:59:56,359 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:59:59,811 INFO L124 PetriNetUnfolderBase]: 17948/27210 cut-off events. [2023-11-29 00:59:59,811 INFO L125 PetriNetUnfolderBase]: For 271/271 co-relation queries the response was YES. [2023-11-29 00:59:59,900 INFO L83 FinitePrefix]: Finished finitePrefix Result has 49599 conditions, 27210 events. 17948/27210 cut-off events. For 271/271 co-relation queries the response was YES. Maximal size of possible extension queue 2233. Compared 215034 event pairs, 11530 based on Foata normal form. 208/14146 useless extension candidates. Maximal degree in co-relation 49583. Up to 21858 conditions per place. [2023-11-29 01:00:00,015 INFO L140 encePairwiseOnDemand]: 101/104 looper letters, 80 selfloop transitions, 1 changer transitions 0/122 dead transitions. [2023-11-29 01:00:00,015 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 122 transitions, 670 flow [2023-11-29 01:00:00,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:00:00,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:00:00,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 206 transitions. [2023-11-29 01:00:00,017 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6602564102564102 [2023-11-29 01:00:00,017 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 206 transitions. [2023-11-29 01:00:00,017 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 206 transitions. [2023-11-29 01:00:00,018 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:00:00,018 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 206 transitions. [2023-11-29 01:00:00,018 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 68.66666666666667) internal successors, (206), 3 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:00,019 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:00,019 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:00,019 INFO L175 Difference]: Start difference. First operand has 106 places, 124 transitions, 512 flow. Second operand 3 states and 206 transitions. [2023-11-29 01:00:00,019 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 122 transitions, 670 flow [2023-11-29 01:00:00,022 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 102 places, 122 transitions, 575 flow, removed 25 selfloop flow, removed 4 redundant places. [2023-11-29 01:00:00,024 INFO L231 Difference]: Finished difference. Result has 102 places, 122 transitions, 415 flow [2023-11-29 01:00:00,024 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=413, PETRI_DIFFERENCE_MINUEND_PLACES=100, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=122, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=415, PETRI_PLACES=102, PETRI_TRANSITIONS=122} [2023-11-29 01:00:00,025 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, -3 predicate places. [2023-11-29 01:00:00,025 INFO L495 AbstractCegarLoop]: Abstraction has has 102 places, 122 transitions, 415 flow [2023-11-29 01:00:00,025 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 54.75) internal successors, (219), 4 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:00,025 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:00:00,025 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:00:00,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2023-11-29 01:00:00,225 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:00:00,226 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 01:00:00,226 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:00:00,226 INFO L85 PathProgramCache]: Analyzing trace with hash -130180170, now seen corresponding path program 1 times [2023-11-29 01:00:00,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:00:00,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [844561685] [2023-11-29 01:00:00,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:00:00,227 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:00:00,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:00:00,228 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:00:00,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-29 01:00:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:00:00,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 01:00:00,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:00:00,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,439 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 5 [2023-11-29 01:00:00,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:00:00,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,504 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:00,516 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:00,535 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:00,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,592 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:00:00,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:00:00,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,666 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:00:00,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,739 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 01:00:00,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,762 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:00,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:00:00,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,817 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:00,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,846 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:00,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,861 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:00:00,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:00:00,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:00:00,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:00:00,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:00,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:00:00,996 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:01,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,017 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:01,033 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:01,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,060 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:01,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,081 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:01,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-29 01:00:01,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:00:01,192 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:01,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,220 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 16 treesize of output 1 [2023-11-29 01:00:01,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,247 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:01,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,289 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-29 01:00:01,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,337 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:00:01,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,352 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:00:01,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,383 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:01,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-29 01:00:01,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:01,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-29 01:00:01,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:00:01,582 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:00:01,582 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:00:01,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [844561685] [2023-11-29 01:00:01,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [844561685] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:00:01,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:00:01,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:00:01,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008386454] [2023-11-29 01:00:01,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:00:01,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:00:01,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:00:01,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:00:01,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:00:01,829 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 53 out of 104 [2023-11-29 01:00:01,829 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 122 transitions, 415 flow. Second operand has 4 states, 4 states have (on average 54.75) internal successors, (219), 4 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:01,830 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:00:01,830 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 53 of 104 [2023-11-29 01:00:01,830 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:00:05,650 INFO L124 PetriNetUnfolderBase]: 17948/27003 cut-off events. [2023-11-29 01:00:05,651 INFO L125 PetriNetUnfolderBase]: For 251/251 co-relation queries the response was YES. [2023-11-29 01:00:05,752 INFO L83 FinitePrefix]: Finished finitePrefix Result has 49347 conditions, 27003 events. 17948/27003 cut-off events. For 251/251 co-relation queries the response was YES. Maximal size of possible extension queue 2232. Compared 211382 event pairs, 11530 based on Foata normal form. 208/14144 useless extension candidates. Maximal degree in co-relation 49332. Up to 21858 conditions per place. [2023-11-29 01:00:05,905 INFO L140 encePairwiseOnDemand]: 101/104 looper letters, 80 selfloop transitions, 1 changer transitions 0/120 dead transitions. [2023-11-29 01:00:05,905 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 120 transitions, 573 flow [2023-11-29 01:00:05,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:00:05,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:00:05,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 206 transitions. [2023-11-29 01:00:05,907 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6602564102564102 [2023-11-29 01:00:05,907 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 206 transitions. [2023-11-29 01:00:05,907 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 206 transitions. [2023-11-29 01:00:05,908 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:00:05,908 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 206 transitions. [2023-11-29 01:00:05,909 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 68.66666666666667) internal successors, (206), 3 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:05,910 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:05,910 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:05,910 INFO L175 Difference]: Start difference. First operand has 102 places, 122 transitions, 415 flow. Second operand 3 states and 206 transitions. [2023-11-29 01:00:05,910 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 120 transitions, 573 flow [2023-11-29 01:00:05,912 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 120 transitions, 572 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 01:00:05,914 INFO L231 Difference]: Finished difference. Result has 101 places, 120 transitions, 412 flow [2023-11-29 01:00:05,915 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=410, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=120, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=119, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=412, PETRI_PLACES=101, PETRI_TRANSITIONS=120} [2023-11-29 01:00:05,915 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, -4 predicate places. [2023-11-29 01:00:05,916 INFO L495 AbstractCegarLoop]: Abstraction has has 101 places, 120 transitions, 412 flow [2023-11-29 01:00:05,916 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 54.75) internal successors, (219), 4 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:05,916 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:00:05,916 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:00:05,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2023-11-29 01:00:06,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:00:06,117 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 01:00:06,117 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:00:06,117 INFO L85 PathProgramCache]: Analyzing trace with hash -548482963, now seen corresponding path program 1 times [2023-11-29 01:00:06,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:00:06,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1721834884] [2023-11-29 01:00:06,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:00:06,118 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:00:06,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:00:06,119 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:00:06,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-29 01:00:06,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:00:06,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:00:06,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:00:06,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:00:06,299 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:00:06,299 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:00:06,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1721834884] [2023-11-29 01:00:06,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1721834884] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:00:06,299 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:00:06,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:00:06,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686092034] [2023-11-29 01:00:06,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:00:06,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:00:06,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:00:06,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:00:06,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:00:06,325 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 55 out of 104 [2023-11-29 01:00:06,325 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 120 transitions, 412 flow. Second operand has 4 states, 4 states have (on average 56.5) internal successors, (226), 4 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:06,325 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:00:06,325 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 55 of 104 [2023-11-29 01:00:06,326 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:00:10,422 INFO L124 PetriNetUnfolderBase]: 19401/29701 cut-off events. [2023-11-29 01:00:10,422 INFO L125 PetriNetUnfolderBase]: For 360/360 co-relation queries the response was YES. [2023-11-29 01:00:10,536 INFO L83 FinitePrefix]: Finished finitePrefix Result has 54110 conditions, 29701 events. 19401/29701 cut-off events. For 360/360 co-relation queries the response was YES. Maximal size of possible extension queue 2334. Compared 239686 event pairs, 12584 based on Foata normal form. 413/16304 useless extension candidates. Maximal degree in co-relation 54094. Up to 21856 conditions per place. [2023-11-29 01:00:10,669 INFO L140 encePairwiseOnDemand]: 93/104 looper letters, 134 selfloop transitions, 3 changer transitions 0/176 dead transitions. [2023-11-29 01:00:10,669 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 176 transitions, 893 flow [2023-11-29 01:00:10,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:00:10,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-29 01:00:10,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 308 transitions. [2023-11-29 01:00:10,671 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7403846153846154 [2023-11-29 01:00:10,671 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 308 transitions. [2023-11-29 01:00:10,671 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 308 transitions. [2023-11-29 01:00:10,671 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:00:10,672 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 308 transitions. [2023-11-29 01:00:10,673 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 77.0) internal successors, (308), 4 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:10,674 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 104.0) internal successors, (520), 5 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) [2023-11-29 01:00:10,674 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 104.0) internal successors, (520), 5 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) [2023-11-29 01:00:10,674 INFO L175 Difference]: Start difference. First operand has 101 places, 120 transitions, 412 flow. Second operand 4 states and 308 transitions. [2023-11-29 01:00:10,674 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 176 transitions, 893 flow [2023-11-29 01:00:10,676 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 176 transitions, 892 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 01:00:10,679 INFO L231 Difference]: Finished difference. Result has 104 places, 120 transitions, 434 flow [2023-11-29 01:00:10,679 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=411, PETRI_DIFFERENCE_MINUEND_PLACES=100, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=120, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=117, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=434, PETRI_PLACES=104, PETRI_TRANSITIONS=120} [2023-11-29 01:00:10,680 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, -1 predicate places. [2023-11-29 01:00:10,680 INFO L495 AbstractCegarLoop]: Abstraction has has 104 places, 120 transitions, 434 flow [2023-11-29 01:00:10,680 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 56.5) internal successors, (226), 4 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:10,680 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:00:10,680 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:00:10,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2023-11-29 01:00:10,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:00:10,881 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 01:00:10,881 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:00:10,881 INFO L85 PathProgramCache]: Analyzing trace with hash 159094480, now seen corresponding path program 1 times [2023-11-29 01:00:10,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:00:10,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [184382187] [2023-11-29 01:00:10,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:00:10,882 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:00:10,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:00:10,883 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:00:10,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-29 01:00:11,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:00:11,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 01:00:11,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:00:11,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,059 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 01:00:11,060 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 [2023-11-29 01:00:11,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,093 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 0 case distinctions, treesize of input 22 treesize of output 1 [2023-11-29 01:00:11,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,122 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 20 treesize of output 1 [2023-11-29 01:00:11,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,162 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:00:11,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 1 [2023-11-29 01:00:11,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,231 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:00:11,232 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 1 [2023-11-29 01:00:11,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 1 [2023-11-29 01:00:11,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,343 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:00:11,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 01:00:11,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2023-11-29 01:00:11,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,415 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:00:11,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:00:11,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,439 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 15 treesize of output 1 [2023-11-29 01:00:11,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,466 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 15 treesize of output 1 [2023-11-29 01:00:11,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,504 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:00:11,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 01:00:11,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,540 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 20 treesize of output 1 [2023-11-29 01:00:11,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,596 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:00:11,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 01:00:11,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,635 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:00:11,636 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 01:00:11,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,661 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 15 treesize of output 1 [2023-11-29 01:00:11,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,701 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:00:11,701 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:00:11,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,725 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 15 treesize of output 1 [2023-11-29 01:00:11,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,764 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:00:11,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 01:00:11,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,791 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 15 treesize of output 1 [2023-11-29 01:00:11,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,848 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:00:11,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 01:00:11,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,884 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 0 case distinctions, treesize of input 22 treesize of output 1 [2023-11-29 01:00:11,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,911 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 0 case distinctions, treesize of input 17 treesize of output 1 [2023-11-29 01:00:11,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,949 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:00:11,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 01:00:11,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,977 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 15 treesize of output 1 [2023-11-29 01:00:11,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:11,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,016 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:00:12,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 01:00:12,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,049 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 0 case distinctions, treesize of input 22 treesize of output 1 [2023-11-29 01:00:12,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,099 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:00:12,099 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 01:00:12,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,127 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 15 treesize of output 1 [2023-11-29 01:00:12,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,164 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:00:12,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:00:12,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,190 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 0 case distinctions, treesize of input 17 treesize of output 1 [2023-11-29 01:00:12,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,226 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:00:12,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 01:00:12,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,270 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 20 treesize of output 1 [2023-11-29 01:00:12,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,324 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:00:12,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 1 [2023-11-29 01:00:12,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,361 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:00:12,361 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:00:12,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,382 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-29 01:00:12,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,408 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 15 treesize of output 1 [2023-11-29 01:00:12,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,444 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:00:12,445 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:00:12,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,469 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 15 treesize of output 1 [2023-11-29 01:00:12,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,504 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:00:12,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:00:12,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:12,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 01:00:12,571 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-29 01:00:12,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2023-11-29 01:00:12,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:00:12,664 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:00:12,664 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:00:12,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [184382187] [2023-11-29 01:00:12,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [184382187] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:00:12,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:00:12,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:00:12,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919456561] [2023-11-29 01:00:12,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:00:12,665 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:00:12,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:00:12,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:00:12,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:00:12,839 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 53 out of 104 [2023-11-29 01:00:12,839 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 120 transitions, 434 flow. Second operand has 4 states, 4 states have (on average 55.25) internal successors, (221), 4 states have internal predecessors, (221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:12,839 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:00:12,840 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 53 of 104 [2023-11-29 01:00:12,840 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:00:16,384 INFO L124 PetriNetUnfolderBase]: 19366/29778 cut-off events. [2023-11-29 01:00:16,384 INFO L125 PetriNetUnfolderBase]: For 2148/2148 co-relation queries the response was YES. [2023-11-29 01:00:16,509 INFO L83 FinitePrefix]: Finished finitePrefix Result has 61605 conditions, 29778 events. 19366/29778 cut-off events. For 2148/2148 co-relation queries the response was YES. Maximal size of possible extension queue 2362. Compared 242733 event pairs, 12584 based on Foata normal form. 115/15804 useless extension candidates. Maximal degree in co-relation 61587. Up to 23819 conditions per place. [2023-11-29 01:00:16,654 INFO L140 encePairwiseOnDemand]: 101/104 looper letters, 80 selfloop transitions, 1 changer transitions 0/118 dead transitions. [2023-11-29 01:00:16,654 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 118 transitions, 592 flow [2023-11-29 01:00:16,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:00:16,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:00:16,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 206 transitions. [2023-11-29 01:00:16,656 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6602564102564102 [2023-11-29 01:00:16,656 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 206 transitions. [2023-11-29 01:00:16,656 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 206 transitions. [2023-11-29 01:00:16,656 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:00:16,657 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 206 transitions. [2023-11-29 01:00:16,657 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 68.66666666666667) internal successors, (206), 3 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:16,658 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:16,658 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:16,658 INFO L175 Difference]: Start difference. First operand has 104 places, 120 transitions, 434 flow. Second operand 3 states and 206 transitions. [2023-11-29 01:00:16,658 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 118 transitions, 592 flow [2023-11-29 01:00:16,663 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 118 transitions, 588 flow, removed 1 selfloop flow, removed 1 redundant places. [2023-11-29 01:00:16,665 INFO L231 Difference]: Finished difference. Result has 103 places, 118 transitions, 428 flow [2023-11-29 01:00:16,665 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=426, PETRI_DIFFERENCE_MINUEND_PLACES=101, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=118, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=117, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=428, PETRI_PLACES=103, PETRI_TRANSITIONS=118} [2023-11-29 01:00:16,666 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, -2 predicate places. [2023-11-29 01:00:16,666 INFO L495 AbstractCegarLoop]: Abstraction has has 103 places, 118 transitions, 428 flow [2023-11-29 01:00:16,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 55.25) internal successors, (221), 4 states have internal predecessors, (221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:16,666 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:00:16,666 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:00:16,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2023-11-29 01:00:16,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:00:16,867 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 01:00:16,868 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:00:16,868 INFO L85 PathProgramCache]: Analyzing trace with hash 159094481, now seen corresponding path program 1 times [2023-11-29 01:00:16,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:00:16,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2058848478] [2023-11-29 01:00:16,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:00:16,868 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:00:16,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:00:16,869 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:00:16,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2023-11-29 01:00:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:00:17,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 01:00:17,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:00:17,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 5 [2023-11-29 01:00:17,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,138 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,160 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,164 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,189 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:00:17,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,222 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:00:17,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,270 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,291 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,295 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,339 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:00:17,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:00:17,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:00:17,392 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,420 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:00:17,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,435 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 [2023-11-29 01:00:17,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,449 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:00:17,501 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,505 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:00:17,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,533 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,564 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:00:17,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:00:17,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:00:17,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:00:17,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,640 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,658 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,663 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,686 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,704 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,709 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,732 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,737 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,743 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,780 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:00:17,852 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,858 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:00:17,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:00:17,928 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,932 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:17,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:00:17,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:17,996 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:00:18,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:18,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:18,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:00:18,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:18,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:18,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:18,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:00:18,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:18,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:18,064 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:00:18,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:18,097 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-29 01:00:18,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:18,122 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-29 01:00:18,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:00:18,247 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:00:18,247 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:00:18,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2058848478] [2023-11-29 01:00:18,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2058848478] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:00:18,248 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:00:18,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:00:18,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224517312] [2023-11-29 01:00:18,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:00:18,249 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:00:18,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:00:18,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:00:18,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:00:18,447 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 53 out of 104 [2023-11-29 01:00:18,448 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 118 transitions, 428 flow. Second operand has 4 states, 4 states have (on average 55.25) internal successors, (221), 4 states have internal predecessors, (221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:18,448 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:00:18,448 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 53 of 104 [2023-11-29 01:00:18,448 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:00:22,046 INFO L124 PetriNetUnfolderBase]: 19401/29505 cut-off events. [2023-11-29 01:00:22,046 INFO L125 PetriNetUnfolderBase]: For 2148/2148 co-relation queries the response was YES. [2023-11-29 01:00:22,172 INFO L83 FinitePrefix]: Finished finitePrefix Result has 61331 conditions, 29505 events. 19401/29505 cut-off events. For 2148/2148 co-relation queries the response was YES. Maximal size of possible extension queue 2332. Compared 236782 event pairs, 12584 based on Foata normal form. 115/15825 useless extension candidates. Maximal degree in co-relation 61312. Up to 23819 conditions per place. [2023-11-29 01:00:22,317 INFO L140 encePairwiseOnDemand]: 101/104 looper letters, 80 selfloop transitions, 1 changer transitions 0/116 dead transitions. [2023-11-29 01:00:22,317 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 116 transitions, 586 flow [2023-11-29 01:00:22,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:00:22,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:00:22,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 206 transitions. [2023-11-29 01:00:22,319 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6602564102564102 [2023-11-29 01:00:22,319 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 206 transitions. [2023-11-29 01:00:22,319 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 206 transitions. [2023-11-29 01:00:22,319 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:00:22,319 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 206 transitions. [2023-11-29 01:00:22,320 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 68.66666666666667) internal successors, (206), 3 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:22,321 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:22,321 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:22,321 INFO L175 Difference]: Start difference. First operand has 103 places, 118 transitions, 428 flow. Second operand 3 states and 206 transitions. [2023-11-29 01:00:22,321 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 116 transitions, 586 flow [2023-11-29 01:00:22,326 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 102 places, 116 transitions, 585 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 01:00:22,328 INFO L231 Difference]: Finished difference. Result has 102 places, 116 transitions, 425 flow [2023-11-29 01:00:22,328 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=423, PETRI_DIFFERENCE_MINUEND_PLACES=100, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=116, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=115, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=425, PETRI_PLACES=102, PETRI_TRANSITIONS=116} [2023-11-29 01:00:22,329 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, -3 predicate places. [2023-11-29 01:00:22,329 INFO L495 AbstractCegarLoop]: Abstraction has has 102 places, 116 transitions, 425 flow [2023-11-29 01:00:22,329 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 55.25) internal successors, (221), 4 states have internal predecessors, (221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:22,329 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:00:22,329 INFO L208 CegarLoopForPetriNet]: trace histogram [5, 4, 1, 1] [2023-11-29 01:00:22,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2023-11-29 01:00:22,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:00:22,530 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 01:00:22,530 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:00:22,530 INFO L85 PathProgramCache]: Analyzing trace with hash -1986671388, now seen corresponding path program 2 times [2023-11-29 01:00:22,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:00:22,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [575719648] [2023-11-29 01:00:22,531 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 01:00:22,531 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:00:22,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:00:22,532 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:00:22,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2023-11-29 01:00:22,656 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 01:00:22,656 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 01:00:22,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 01:00:22,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:00:22,692 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 7 [2023-11-29 01:00:22,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:22,727 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 [2023-11-29 01:00:22,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:22,757 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 [2023-11-29 01:00:22,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:22,777 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 [2023-11-29 01:00:22,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:22,801 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 [2023-11-29 01:00:22,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:22,833 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 [2023-11-29 01:00:22,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:22,863 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 [2023-11-29 01:00:22,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:22,879 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 [2023-11-29 01:00:22,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:22,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 01:00:22,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:22,908 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 [2023-11-29 01:00:22,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:22,928 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 [2023-11-29 01:00:22,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:22,937 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 [2023-11-29 01:00:22,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:22,950 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 [2023-11-29 01:00:22,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:22,967 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 [2023-11-29 01:00:22,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:22,987 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 [2023-11-29 01:00:23,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,015 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 [2023-11-29 01:00:23,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,031 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 [2023-11-29 01:00:23,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,040 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 [2023-11-29 01:00:23,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,053 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 [2023-11-29 01:00:23,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,072 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 [2023-11-29 01:00:23,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,083 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 [2023-11-29 01:00:23,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,098 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 [2023-11-29 01:00:23,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,117 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 [2023-11-29 01:00:23,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,142 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 [2023-11-29 01:00:23,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,161 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 18 treesize of output 1 [2023-11-29 01:00:23,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,169 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 [2023-11-29 01:00:23,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,186 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 [2023-11-29 01:00:23,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,194 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 [2023-11-29 01:00:23,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,220 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 01:00:23,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,237 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 01:00:23,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,244 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 [2023-11-29 01:00:23,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,253 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 [2023-11-29 01:00:23,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 01:00:23,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 01:00:23,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,279 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 [2023-11-29 01:00:23,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,296 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 [2023-11-29 01:00:23,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,304 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 [2023-11-29 01:00:23,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,313 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 [2023-11-29 01:00:23,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,319 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 [2023-11-29 01:00:23,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,328 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 [2023-11-29 01:00:23,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,339 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 [2023-11-29 01:00:23,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,356 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 [2023-11-29 01:00:23,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,365 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 [2023-11-29 01:00:23,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,374 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 [2023-11-29 01:00:23,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,393 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 [2023-11-29 01:00:23,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 01:00:23,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,409 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 [2023-11-29 01:00:23,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,418 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 [2023-11-29 01:00:23,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,440 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 [2023-11-29 01:00:23,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,450 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 [2023-11-29 01:00:23,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,460 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 [2023-11-29 01:00:23,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,467 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 8 treesize of output 1 [2023-11-29 01:00:23,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,475 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 [2023-11-29 01:00:23,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,485 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 [2023-11-29 01:00:23,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 01:00:23,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 01:00:23,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,515 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 [2023-11-29 01:00:23,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,536 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 [2023-11-29 01:00:23,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,544 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 [2023-11-29 01:00:23,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,554 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 01:00:23,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,589 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 [2023-11-29 01:00:23,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,609 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 [2023-11-29 01:00:23,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 01:00:23,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 01:00:23,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,659 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 18 treesize of output 1 [2023-11-29 01:00:23,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,669 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 [2023-11-29 01:00:23,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,678 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 8 treesize of output 1 [2023-11-29 01:00:23,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,688 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 [2023-11-29 01:00:23,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,696 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 [2023-11-29 01:00:23,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,705 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 [2023-11-29 01:00:23,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,716 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 [2023-11-29 01:00:23,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,732 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 [2023-11-29 01:00:23,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,751 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 [2023-11-29 01:00:23,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,759 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 [2023-11-29 01:00:23,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,768 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 [2023-11-29 01:00:23,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,774 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 [2023-11-29 01:00:23,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,780 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 [2023-11-29 01:00:23,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,789 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 [2023-11-29 01:00:23,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 01:00:23,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,804 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 [2023-11-29 01:00:23,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,810 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 [2023-11-29 01:00:23,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,818 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 01:00:23,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,827 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 [2023-11-29 01:00:23,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,843 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 [2023-11-29 01:00:23,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,861 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 [2023-11-29 01:00:23,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,888 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 [2023-11-29 01:00:23,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,908 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 [2023-11-29 01:00:23,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,918 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 [2023-11-29 01:00:23,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,941 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 [2023-11-29 01:00:23,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,951 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 [2023-11-29 01:00:23,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,963 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 [2023-11-29 01:00:23,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 01:00:23,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:23,982 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 [2023-11-29 01:00:24,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,002 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 [2023-11-29 01:00:24,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,010 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 [2023-11-29 01:00:24,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,020 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 [2023-11-29 01:00:24,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 01:00:24,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,040 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 [2023-11-29 01:00:24,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,052 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 [2023-11-29 01:00:24,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,071 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 [2023-11-29 01:00:24,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,078 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 [2023-11-29 01:00:24,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,088 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 [2023-11-29 01:00:24,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,109 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 [2023-11-29 01:00:24,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,118 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 [2023-11-29 01:00:24,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 01:00:24,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,171 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 [2023-11-29 01:00:24,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,190 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 [2023-11-29 01:00:24,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,199 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 [2023-11-29 01:00:24,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,216 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 [2023-11-29 01:00:24,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,225 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 [2023-11-29 01:00:24,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,234 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 [2023-11-29 01:00:24,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,242 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 [2023-11-29 01:00:24,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,250 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 [2023-11-29 01:00:24,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,259 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 [2023-11-29 01:00:24,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,279 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 [2023-11-29 01:00:24,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,289 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 [2023-11-29 01:00:24,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,301 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 [2023-11-29 01:00:24,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,308 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 [2023-11-29 01:00:24,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,316 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 [2023-11-29 01:00:24,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:00:24,326 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 [2023-11-29 01:00:24,550 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:00:24,550 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:00:25,313 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:00:25,313 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:00:25,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [575719648] [2023-11-29 01:00:25,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [575719648] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:00:25,314 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:00:25,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2023-11-29 01:00:25,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923763161] [2023-11-29 01:00:25,314 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:00:25,315 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 01:00:25,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:00:25,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 01:00:25,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:00:29,246 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 52 out of 104 [2023-11-29 01:00:29,247 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 116 transitions, 425 flow. Second operand has 14 states, 14 states have (on average 53.57142857142857) internal successors, (750), 14 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:00:29,247 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:00:29,247 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 52 of 104 [2023-11-29 01:00:29,247 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:00:35,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:00:39,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:00:42,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.29s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:00:43,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:00:46,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:00:50,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:00:52,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:00:55,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:01:00,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.78s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:01:03,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:01:05,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:01:06,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:01:10,820 INFO L124 PetriNetUnfolderBase]: 19431/29599 cut-off events. [2023-11-29 01:01:10,820 INFO L125 PetriNetUnfolderBase]: For 2328/2328 co-relation queries the response was YES. [2023-11-29 01:01:10,960 INFO L83 FinitePrefix]: Finished finitePrefix Result has 61679 conditions, 29599 events. 19431/29599 cut-off events. For 2328/2328 co-relation queries the response was YES. Maximal size of possible extension queue 2332. Compared 237807 event pairs, 12584 based on Foata normal form. 26/15800 useless extension candidates. Maximal degree in co-relation 61659. Up to 23786 conditions per place. [2023-11-29 01:01:11,112 INFO L140 encePairwiseOnDemand]: 91/104 looper letters, 51 selfloop transitions, 89 changer transitions 0/172 dead transitions. [2023-11-29 01:01:11,113 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 172 transitions, 989 flow [2023-11-29 01:01:11,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-11-29 01:01:11,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2023-11-29 01:01:11,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 1560 transitions. [2023-11-29 01:01:11,121 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5555555555555556 [2023-11-29 01:01:11,121 INFO L72 ComplementDD]: Start complementDD. Operand 27 states and 1560 transitions. [2023-11-29 01:01:11,121 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 1560 transitions. [2023-11-29 01:01:11,123 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:01:11,123 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 27 states and 1560 transitions. [2023-11-29 01:01:11,129 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 28 states, 27 states have (on average 57.77777777777778) internal successors, (1560), 27 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:11,136 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 28 states, 28 states have (on average 104.0) internal successors, (2912), 28 states have internal predecessors, (2912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:11,138 INFO L81 ComplementDD]: Finished complementDD. Result has 28 states, 28 states have (on average 104.0) internal successors, (2912), 28 states have internal predecessors, (2912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:11,138 INFO L175 Difference]: Start difference. First operand has 102 places, 116 transitions, 425 flow. Second operand 27 states and 1560 transitions. [2023-11-29 01:01:11,138 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 172 transitions, 989 flow [2023-11-29 01:01:11,144 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 127 places, 172 transitions, 988 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 01:01:11,148 INFO L231 Difference]: Finished difference. Result has 135 places, 170 transitions, 948 flow [2023-11-29 01:01:11,148 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=424, PETRI_DIFFERENCE_MINUEND_PLACES=101, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=116, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=44, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=27, PETRI_FLOW=948, PETRI_PLACES=135, PETRI_TRANSITIONS=170} [2023-11-29 01:01:11,149 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, 30 predicate places. [2023-11-29 01:01:11,149 INFO L495 AbstractCegarLoop]: Abstraction has has 135 places, 170 transitions, 948 flow [2023-11-29 01:01:11,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 53.57142857142857) internal successors, (750), 14 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:11,150 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:01:11,150 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:01:11,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2023-11-29 01:01:11,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:01:11,351 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 01:01:11,351 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:01:11,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1526024587, now seen corresponding path program 1 times [2023-11-29 01:01:11,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:01:11,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [65831189] [2023-11-29 01:01:11,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:01:11,351 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:01:11,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:01:11,352 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:01:11,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2023-11-29 01:01:11,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:01:11,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 01:01:11,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:01:11,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-29 01:01:11,573 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:01:11,573 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:01:11,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [65831189] [2023-11-29 01:01:11,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [65831189] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:01:11,573 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:01:11,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:01:11,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46087881] [2023-11-29 01:01:11,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:01:11,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:01:11,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:01:11,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:01:11,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:01:11,648 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 52 out of 104 [2023-11-29 01:01:11,648 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 135 places, 170 transitions, 948 flow. Second operand has 6 states, 6 states have (on average 53.666666666666664) internal successors, (322), 6 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:11,648 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:01:11,649 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 52 of 104 [2023-11-29 01:01:11,649 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:01:20,949 INFO L124 PetriNetUnfolderBase]: 44852/64992 cut-off events. [2023-11-29 01:01:20,950 INFO L125 PetriNetUnfolderBase]: For 2889/3659 co-relation queries the response was YES. [2023-11-29 01:01:21,359 INFO L83 FinitePrefix]: Finished finitePrefix Result has 135559 conditions, 64992 events. 44852/64992 cut-off events. For 2889/3659 co-relation queries the response was YES. Maximal size of possible extension queue 4403. Compared 534775 event pairs, 13656 based on Foata normal form. 280/36276 useless extension candidates. Maximal degree in co-relation 135530. Up to 20564 conditions per place. [2023-11-29 01:01:21,658 INFO L140 encePairwiseOnDemand]: 96/104 looper letters, 251 selfloop transitions, 18 changer transitions 0/301 dead transitions. [2023-11-29 01:01:21,658 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 142 places, 301 transitions, 1812 flow [2023-11-29 01:01:21,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:01:21,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2023-11-29 01:01:21,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 599 transitions. [2023-11-29 01:01:21,661 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7199519230769231 [2023-11-29 01:01:21,661 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 599 transitions. [2023-11-29 01:01:21,661 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 599 transitions. [2023-11-29 01:01:21,661 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:01:21,661 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 599 transitions. [2023-11-29 01:01:21,663 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 74.875) internal successors, (599), 8 states have internal predecessors, (599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:21,664 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 104.0) internal successors, (936), 9 states have internal predecessors, (936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:21,665 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 104.0) internal successors, (936), 9 states have internal predecessors, (936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:21,665 INFO L175 Difference]: Start difference. First operand has 135 places, 170 transitions, 948 flow. Second operand 8 states and 599 transitions. [2023-11-29 01:01:21,665 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 142 places, 301 transitions, 1812 flow [2023-11-29 01:01:21,673 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 133 places, 301 transitions, 1584 flow, removed 65 selfloop flow, removed 9 redundant places. [2023-11-29 01:01:21,677 INFO L231 Difference]: Finished difference. Result has 136 places, 174 transitions, 790 flow [2023-11-29 01:01:21,677 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=720, PETRI_DIFFERENCE_MINUEND_PLACES=126, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=170, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=153, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=790, PETRI_PLACES=136, PETRI_TRANSITIONS=174} [2023-11-29 01:01:21,678 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, 31 predicate places. [2023-11-29 01:01:21,678 INFO L495 AbstractCegarLoop]: Abstraction has has 136 places, 174 transitions, 790 flow [2023-11-29 01:01:21,678 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 53.666666666666664) internal successors, (322), 6 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:21,679 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:01:21,679 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:01:21,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Ended with exit code 0 [2023-11-29 01:01:21,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:01:21,879 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 01:01:21,880 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:01:21,880 INFO L85 PathProgramCache]: Analyzing trace with hash -1728329789, now seen corresponding path program 1 times [2023-11-29 01:01:21,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:01:21,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [470654276] [2023-11-29 01:01:21,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:01:21,880 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:01:21,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:01:21,881 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:01:21,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2023-11-29 01:01:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:01:21,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:01:21,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:01:21,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:01:22,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:01:22,011 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:01:22,012 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:01:22,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [470654276] [2023-11-29 01:01:22,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [470654276] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:01:22,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:01:22,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:01:22,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134762254] [2023-11-29 01:01:22,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:01:22,012 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:01:22,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:01:22,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:01:22,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:01:22,112 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 52 out of 104 [2023-11-29 01:01:22,113 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 174 transitions, 790 flow. Second operand has 4 states, 4 states have (on average 54.0) internal successors, (216), 4 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:22,113 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:01:22,113 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 52 of 104 [2023-11-29 01:01:22,113 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:01:28,813 INFO L124 PetriNetUnfolderBase]: 25953/41362 cut-off events. [2023-11-29 01:01:28,813 INFO L125 PetriNetUnfolderBase]: For 5374/5374 co-relation queries the response was YES. [2023-11-29 01:01:29,077 INFO L83 FinitePrefix]: Finished finitePrefix Result has 87069 conditions, 41362 events. 25953/41362 cut-off events. For 5374/5374 co-relation queries the response was YES. Maximal size of possible extension queue 2913. Compared 372981 event pairs, 19872 based on Foata normal form. 0/24942 useless extension candidates. Maximal degree in co-relation 87037. Up to 33210 conditions per place. [2023-11-29 01:01:29,261 INFO L140 encePairwiseOnDemand]: 100/104 looper letters, 124 selfloop transitions, 12 changer transitions 0/172 dead transitions. [2023-11-29 01:01:29,262 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 137 places, 172 transitions, 1056 flow [2023-11-29 01:01:29,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:01:29,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-29 01:01:29,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 253 transitions. [2023-11-29 01:01:29,263 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6081730769230769 [2023-11-29 01:01:29,263 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 253 transitions. [2023-11-29 01:01:29,263 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 253 transitions. [2023-11-29 01:01:29,264 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:01:29,264 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 253 transitions. [2023-11-29 01:01:29,265 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 63.25) internal successors, (253), 4 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:29,265 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 104.0) internal successors, (520), 5 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) [2023-11-29 01:01:29,266 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 104.0) internal successors, (520), 5 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) [2023-11-29 01:01:29,266 INFO L175 Difference]: Start difference. First operand has 136 places, 174 transitions, 790 flow. Second operand 4 states and 253 transitions. [2023-11-29 01:01:29,266 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 137 places, 172 transitions, 1056 flow [2023-11-29 01:01:29,280 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 137 places, 172 transitions, 1056 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-29 01:01:29,284 INFO L231 Difference]: Finished difference. Result has 137 places, 172 transitions, 808 flow [2023-11-29 01:01:29,284 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=784, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=172, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=160, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=808, PETRI_PLACES=137, PETRI_TRANSITIONS=172} [2023-11-29 01:01:29,285 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, 32 predicate places. [2023-11-29 01:01:29,285 INFO L495 AbstractCegarLoop]: Abstraction has has 137 places, 172 transitions, 808 flow [2023-11-29 01:01:29,286 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 54.0) internal successors, (216), 4 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:29,286 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:01:29,286 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:01:29,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Ended with exit code 0 [2023-11-29 01:01:29,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:01:29,486 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 01:01:29,487 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:01:29,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1728329788, now seen corresponding path program 1 times [2023-11-29 01:01:29,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:01:29,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1699320365] [2023-11-29 01:01:29,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:01:29,488 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:01:29,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:01:29,489 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:01:29,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2023-11-29 01:01:29,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:01:29,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-29 01:01:29,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:01:29,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:01:29,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:01:29,914 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:01:29,914 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:01:29,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1699320365] [2023-11-29 01:01:29,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1699320365] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:01:29,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:01:29,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:01:29,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359979668] [2023-11-29 01:01:29,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:01:29,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:01:29,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:01:29,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:01:29,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:01:30,921 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 52 out of 104 [2023-11-29 01:01:30,922 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 137 places, 172 transitions, 808 flow. Second operand has 7 states, 7 states have (on average 53.42857142857143) internal successors, (374), 7 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:30,922 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:01:30,922 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 52 of 104 [2023-11-29 01:01:30,922 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:01:43,870 INFO L124 PetriNetUnfolderBase]: 65744/85061 cut-off events. [2023-11-29 01:01:43,870 INFO L125 PetriNetUnfolderBase]: For 12709/12709 co-relation queries the response was YES. [2023-11-29 01:01:44,417 INFO L83 FinitePrefix]: Finished finitePrefix Result has 200767 conditions, 85061 events. 65744/85061 cut-off events. For 12709/12709 co-relation queries the response was YES. Maximal size of possible extension queue 4730. Compared 551471 event pairs, 3628 based on Foata normal form. 0/50626 useless extension candidates. Maximal degree in co-relation 200733. Up to 45712 conditions per place. [2023-11-29 01:01:44,977 INFO L140 encePairwiseOnDemand]: 95/104 looper letters, 212 selfloop transitions, 29 changer transitions 0/274 dead transitions. [2023-11-29 01:01:44,977 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 274 transitions, 1598 flow [2023-11-29 01:01:44,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:01:44,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2023-11-29 01:01:44,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 560 transitions. [2023-11-29 01:01:44,980 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6730769230769231 [2023-11-29 01:01:44,980 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 560 transitions. [2023-11-29 01:01:44,980 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 560 transitions. [2023-11-29 01:01:44,981 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:01:44,981 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 560 transitions. [2023-11-29 01:01:44,982 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 70.0) internal successors, (560), 8 states have internal predecessors, (560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:44,984 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 104.0) internal successors, (936), 9 states have internal predecessors, (936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:44,985 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 104.0) internal successors, (936), 9 states have internal predecessors, (936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:44,985 INFO L175 Difference]: Start difference. First operand has 137 places, 172 transitions, 808 flow. Second operand 8 states and 560 transitions. [2023-11-29 01:01:44,985 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 274 transitions, 1598 flow [2023-11-29 01:01:45,001 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 142 places, 274 transitions, 1585 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 01:01:45,005 INFO L231 Difference]: Finished difference. Result has 145 places, 177 transitions, 899 flow [2023-11-29 01:01:45,006 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=795, PETRI_DIFFERENCE_MINUEND_PLACES=135, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=172, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=24, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=145, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=899, PETRI_PLACES=145, PETRI_TRANSITIONS=177} [2023-11-29 01:01:45,006 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, 40 predicate places. [2023-11-29 01:01:45,006 INFO L495 AbstractCegarLoop]: Abstraction has has 145 places, 177 transitions, 899 flow [2023-11-29 01:01:45,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 53.42857142857143) internal successors, (374), 7 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:45,007 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:01:45,007 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:01:45,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Ended with exit code 0 [2023-11-29 01:01:45,207 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:01:45,208 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thread2Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 01:01:45,208 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:01:45,208 INFO L85 PathProgramCache]: Analyzing trace with hash -1728329787, now seen corresponding path program 1 times [2023-11-29 01:01:45,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:01:45,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2133677132] [2023-11-29 01:01:45,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:01:45,209 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:01:45,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:01:45,210 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:01:45,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2023-11-29 01:01:45,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:01:45,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 01:01:45,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:01:45,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:01:45,407 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:01:45,407 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:01:45,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2133677132] [2023-11-29 01:01:45,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2133677132] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:01:45,408 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:01:45,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:01:45,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138066293] [2023-11-29 01:01:45,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:01:45,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:01:45,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:01:45,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:01:45,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:01:45,444 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 55 out of 104 [2023-11-29 01:01:45,444 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 177 transitions, 899 flow. Second operand has 4 states, 4 states have (on average 57.0) internal successors, (228), 4 states have internal predecessors, (228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:45,445 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:01:45,445 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 55 of 104 [2023-11-29 01:01:45,445 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:01:56,899 INFO L124 PetriNetUnfolderBase]: 39625/66271 cut-off events. [2023-11-29 01:01:56,899 INFO L125 PetriNetUnfolderBase]: For 25821/26783 co-relation queries the response was YES. [2023-11-29 01:01:57,378 INFO L83 FinitePrefix]: Finished finitePrefix Result has 156641 conditions, 66271 events. 39625/66271 cut-off events. For 25821/26783 co-relation queries the response was YES. Maximal size of possible extension queue 4598. Compared 681648 event pairs, 37140 based on Foata normal form. 1781/48003 useless extension candidates. Maximal degree in co-relation 156604. Up to 49675 conditions per place. [2023-11-29 01:01:57,675 INFO L140 encePairwiseOnDemand]: 95/104 looper letters, 189 selfloop transitions, 13 changer transitions 0/240 dead transitions. [2023-11-29 01:01:57,675 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 240 transitions, 1620 flow [2023-11-29 01:01:57,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:01:57,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-29 01:01:57,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 300 transitions. [2023-11-29 01:01:57,677 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7211538461538461 [2023-11-29 01:01:57,677 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 300 transitions. [2023-11-29 01:01:57,677 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 300 transitions. [2023-11-29 01:01:57,678 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:01:57,678 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 300 transitions. [2023-11-29 01:01:57,679 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 75.0) internal successors, (300), 4 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:57,680 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 104.0) internal successors, (520), 5 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) [2023-11-29 01:01:57,681 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 104.0) internal successors, (520), 5 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) [2023-11-29 01:01:57,681 INFO L175 Difference]: Start difference. First operand has 145 places, 177 transitions, 899 flow. Second operand 4 states and 300 transitions. [2023-11-29 01:01:57,681 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 240 transitions, 1620 flow [2023-11-29 01:01:57,724 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 145 places, 240 transitions, 1573 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-11-29 01:01:57,729 INFO L231 Difference]: Finished difference. Result has 146 places, 177 transitions, 902 flow [2023-11-29 01:01:57,730 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=863, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=177, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=164, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=902, PETRI_PLACES=146, PETRI_TRANSITIONS=177} [2023-11-29 01:01:57,730 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, 41 predicate places. [2023-11-29 01:01:57,730 INFO L495 AbstractCegarLoop]: Abstraction has has 146 places, 177 transitions, 902 flow [2023-11-29 01:01:57,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 57.0) internal successors, (228), 4 states have internal predecessors, (228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:57,731 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:01:57,731 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:01:57,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Ended with exit code 0 [2023-11-29 01:01:57,931 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:01:57,932 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 01:01:57,932 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:01:57,932 INFO L85 PathProgramCache]: Analyzing trace with hash -2109066351, now seen corresponding path program 1 times [2023-11-29 01:01:57,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:01:57,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [881710916] [2023-11-29 01:01:57,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:01:57,932 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:01:57,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:01:57,933 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:01:57,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2023-11-29 01:01:58,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:01:58,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 01:01:58,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:01:58,122 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:01:58,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,137 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 11 treesize of output 1 [2023-11-29 01:01:58,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:58,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,155 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:01:58,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,176 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:58,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,182 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:58,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:01:58,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,226 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:58,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:58,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:01:58,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,269 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:01:58,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,285 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:01:58,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:58,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:01:58,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:58,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:01:58,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,377 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:58,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,398 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:58,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,407 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 11 treesize of output 1 [2023-11-29 01:01:58,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,420 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:58,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:58,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:01:58,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,460 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,472 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 16 treesize of output 1 [2023-11-29 01:01:58,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,481 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 11 treesize of output 1 [2023-11-29 01:01:58,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,494 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:58,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,502 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 [2023-11-29 01:01:58,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,516 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 16 treesize of output 1 [2023-11-29 01:01:58,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:01:58,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,550 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 16 treesize of output 1 [2023-11-29 01:01:58,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,569 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:58,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,590 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:01:58,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,616 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:01:58,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:58,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,653 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 [2023-11-29 01:01:58,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,687 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 01:01:58,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,693 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 [2023-11-29 01:01:58,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,698 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 11 treesize of output 1 [2023-11-29 01:01:58,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,705 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,717 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 16 treesize of output 1 [2023-11-29 01:01:58,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,721 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:01:58,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,750 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:58,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,775 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 21 treesize of output 1 [2023-11-29 01:01:58,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,787 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 16 treesize of output 1 [2023-11-29 01:01:58,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,806 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:58,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,813 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:01:58,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:01:58,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,842 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:58,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:01:58,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,873 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:01:58,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,881 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:58,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,911 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:58,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,918 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 11 treesize of output 1 [2023-11-29 01:01:58,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:01:58,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:01:58,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:01:58,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,953 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:01:58,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,972 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:58,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:58,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:59,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:01:59,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,026 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:59,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,041 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 [2023-11-29 01:01:59,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,048 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:59,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:59,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:59,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:59,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,092 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:59,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,097 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:01:59,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:59,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,110 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:59,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,115 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 6 treesize of output 1 [2023-11-29 01:01:59,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:59,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:59,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,169 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:01:59,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:59,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:59,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,205 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 16 treesize of output 1 [2023-11-29 01:01:59,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:59,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:01:59,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:01:59,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:59,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,243 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:59,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:59,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,260 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:59,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:59,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,279 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:01:59,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:59,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,290 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 6 treesize of output 1 [2023-11-29 01:01:59,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:59,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,311 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:01:59,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,318 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 [2023-11-29 01:01:59,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:01:59,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:59,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,339 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:01:59,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:01:59,343 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 [2023-11-29 01:01:59,376 INFO L349 Elim1Store]: treesize reduction 24, result has 33.3 percent of original size [2023-11-29 01:01:59,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 20 [2023-11-29 01:01:59,400 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-29 01:01:59,400 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2023-11-29 01:01:59,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 01:01:59,429 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:01:59,429 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:01:59,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [881710916] [2023-11-29 01:01:59,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [881710916] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:01:59,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:01:59,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:01:59,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995837369] [2023-11-29 01:01:59,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:01:59,430 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:01:59,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:01:59,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:01:59,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:01:59,555 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 52 out of 104 [2023-11-29 01:01:59,555 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 146 places, 177 transitions, 902 flow. Second operand has 4 states, 4 states have (on average 54.5) internal successors, (218), 4 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:01:59,556 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:01:59,556 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 52 of 104 [2023-11-29 01:01:59,556 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:02:07,570 INFO L124 PetriNetUnfolderBase]: 28213/48409 cut-off events. [2023-11-29 01:02:07,570 INFO L125 PetriNetUnfolderBase]: For 23916/24648 co-relation queries the response was YES. [2023-11-29 01:02:07,954 INFO L83 FinitePrefix]: Finished finitePrefix Result has 121894 conditions, 48409 events. 28213/48409 cut-off events. For 23916/24648 co-relation queries the response was YES. Maximal size of possible extension queue 3336. Compared 493974 event pairs, 26279 based on Foata normal form. 660/36671 useless extension candidates. Maximal degree in co-relation 121857. Up to 38873 conditions per place. [2023-11-29 01:02:08,178 INFO L140 encePairwiseOnDemand]: 99/104 looper letters, 114 selfloop transitions, 23 changer transitions 0/175 dead transitions. [2023-11-29 01:02:08,178 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 175 transitions, 1168 flow [2023-11-29 01:02:08,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:02:08,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-11-29 01:02:08,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 303 transitions. [2023-11-29 01:02:08,180 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5826923076923077 [2023-11-29 01:02:08,180 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 303 transitions. [2023-11-29 01:02:08,180 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 303 transitions. [2023-11-29 01:02:08,180 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:02:08,180 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 303 transitions. [2023-11-29 01:02:08,181 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 60.6) internal successors, (303), 5 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:02:08,182 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 104.0) internal successors, (624), 6 states have internal predecessors, (624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:02:08,182 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 104.0) internal successors, (624), 6 states have internal predecessors, (624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:02:08,183 INFO L175 Difference]: Start difference. First operand has 146 places, 177 transitions, 902 flow. Second operand 5 states and 303 transitions. [2023-11-29 01:02:08,183 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 175 transitions, 1168 flow [2023-11-29 01:02:08,326 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 146 places, 175 transitions, 1129 flow, removed 1 selfloop flow, removed 2 redundant places. [2023-11-29 01:02:08,330 INFO L231 Difference]: Finished difference. Result has 146 places, 175 transitions, 901 flow [2023-11-29 01:02:08,330 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=855, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=175, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=152, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=901, PETRI_PLACES=146, PETRI_TRANSITIONS=175} [2023-11-29 01:02:08,331 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, 41 predicate places. [2023-11-29 01:02:08,331 INFO L495 AbstractCegarLoop]: Abstraction has has 146 places, 175 transitions, 901 flow [2023-11-29 01:02:08,331 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 54.5) internal successors, (218), 4 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:02:08,331 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:02:08,331 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:02:08,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Ended with exit code 0 [2023-11-29 01:02:08,532 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:02:08,532 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 01:02:08,532 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:02:08,532 INFO L85 PathProgramCache]: Analyzing trace with hash -2109066350, now seen corresponding path program 1 times [2023-11-29 01:02:08,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:02:08,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1169857114] [2023-11-29 01:02:08,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:02:08,533 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:02:08,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:02:08,534 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:02:08,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2023-11-29 01:02:08,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:02:08,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-29 01:02:08,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:02:08,769 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 18 treesize of output 7 [2023-11-29 01:02:08,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 01:02:08,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:08,824 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 [2023-11-29 01:02:08,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:08,847 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 [2023-11-29 01:02:08,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:08,858 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 [2023-11-29 01:02:08,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:08,880 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 [2023-11-29 01:02:08,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:08,891 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 [2023-11-29 01:02:08,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:08,930 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 [2023-11-29 01:02:08,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:08,952 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 [2023-11-29 01:02:08,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:08,990 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 23 treesize of output 1 [2023-11-29 01:02:09,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,039 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 [2023-11-29 01:02:09,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,076 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 [2023-11-29 01:02:09,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,098 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 [2023-11-29 01:02:09,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,126 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 [2023-11-29 01:02:09,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,160 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 [2023-11-29 01:02:09,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,182 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 [2023-11-29 01:02:09,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,193 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 [2023-11-29 01:02:09,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,216 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 [2023-11-29 01:02:09,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 01:02:09,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,256 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 [2023-11-29 01:02:09,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,291 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 [2023-11-29 01:02:09,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,313 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 [2023-11-29 01:02:09,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 01:02:09,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,345 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 [2023-11-29 01:02:09,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,356 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 [2023-11-29 01:02:09,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,372 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 [2023-11-29 01:02:09,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,393 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 [2023-11-29 01:02:09,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,416 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 [2023-11-29 01:02:09,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,449 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 [2023-11-29 01:02:09,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,463 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 [2023-11-29 01:02:09,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,484 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 [2023-11-29 01:02:09,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:09,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,503 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 [2023-11-29 01:02:09,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,513 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 [2023-11-29 01:02:09,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,526 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 [2023-11-29 01:02:09,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,548 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 [2023-11-29 01:02:09,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:09,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,567 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 [2023-11-29 01:02:09,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,579 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 [2023-11-29 01:02:09,590 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:09,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,601 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 [2023-11-29 01:02:09,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,613 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 13 treesize of output 1 [2023-11-29 01:02:09,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,627 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 [2023-11-29 01:02:09,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,650 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 [2023-11-29 01:02:09,660 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:09,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,671 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 [2023-11-29 01:02:09,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,684 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 [2023-11-29 01:02:09,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:09,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,707 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 [2023-11-29 01:02:09,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,720 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 [2023-11-29 01:02:09,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,734 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 [2023-11-29 01:02:09,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,756 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 [2023-11-29 01:02:09,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:09,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,776 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 [2023-11-29 01:02:09,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,789 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 [2023-11-29 01:02:09,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,807 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 [2023-11-29 01:02:09,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,829 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 18 treesize of output 1 [2023-11-29 01:02:09,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,857 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 [2023-11-29 01:02:09,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,891 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 [2023-11-29 01:02:09,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,905 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 [2023-11-29 01:02:09,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,928 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 [2023-11-29 01:02:09,939 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:09,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,950 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 [2023-11-29 01:02:09,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,964 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 [2023-11-29 01:02:09,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:09,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 01:02:10,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,002 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 [2023-11-29 01:02:10,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:10,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,023 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 [2023-11-29 01:02:10,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,036 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 [2023-11-29 01:02:10,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:10,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,058 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 [2023-11-29 01:02:10,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,071 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 [2023-11-29 01:02:10,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,085 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 [2023-11-29 01:02:10,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,107 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 [2023-11-29 01:02:10,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:10,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,128 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 [2023-11-29 01:02:10,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,139 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 [2023-11-29 01:02:10,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:10,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,162 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 [2023-11-29 01:02:10,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,175 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 [2023-11-29 01:02:10,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,190 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 [2023-11-29 01:02:10,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,213 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 [2023-11-29 01:02:10,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:10,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,233 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 [2023-11-29 01:02:10,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,246 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 [2023-11-29 01:02:10,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,264 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 [2023-11-29 01:02:10,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,286 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 [2023-11-29 01:02:10,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,313 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 [2023-11-29 01:02:10,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,348 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 [2023-11-29 01:02:10,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,362 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 [2023-11-29 01:02:10,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,385 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 [2023-11-29 01:02:10,397 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:10,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,409 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 [2023-11-29 01:02:10,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,422 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 [2023-11-29 01:02:10,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,437 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 [2023-11-29 01:02:10,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,460 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 [2023-11-29 01:02:10,470 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:10,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,482 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 [2023-11-29 01:02:10,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,494 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 [2023-11-29 01:02:10,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:10,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,517 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 [2023-11-29 01:02:10,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,528 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 [2023-11-29 01:02:10,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,542 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 [2023-11-29 01:02:10,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,567 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 [2023-11-29 01:02:10,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:10,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,590 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 [2023-11-29 01:02:10,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 01:02:10,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:10,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,626 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 [2023-11-29 01:02:10,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,638 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 [2023-11-29 01:02:10,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,653 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 [2023-11-29 01:02:10,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,677 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 [2023-11-29 01:02:10,687 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:10,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,699 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 [2023-11-29 01:02:10,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,712 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 [2023-11-29 01:02:10,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,731 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 [2023-11-29 01:02:10,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,756 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 [2023-11-29 01:02:10,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,784 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 [2023-11-29 01:02:10,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,822 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 [2023-11-29 01:02:10,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,839 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 [2023-11-29 01:02:10,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,864 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 [2023-11-29 01:02:10,875 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:10,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,886 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 [2023-11-29 01:02:10,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,900 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 01:02:10,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,916 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 [2023-11-29 01:02:10,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,940 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 [2023-11-29 01:02:10,950 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:10,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,962 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 [2023-11-29 01:02:10,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,974 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 [2023-11-29 01:02:10,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:10,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:10,997 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 [2023-11-29 01:02:11,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:11,010 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 [2023-11-29 01:02:11,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:11,026 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 13 treesize of output 1 [2023-11-29 01:02:11,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:11,049 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 [2023-11-29 01:02:11,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:11,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:11,070 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 [2023-11-29 01:02:11,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:11,083 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 [2023-11-29 01:02:11,094 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:11,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:11,107 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 [2023-11-29 01:02:11,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:11,120 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 [2023-11-29 01:02:11,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:11,136 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 [2023-11-29 01:02:11,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:11,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 01:02:11,169 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:02:11,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:11,183 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 [2023-11-29 01:02:11,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:11,197 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 [2023-11-29 01:02:11,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:02:11,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-29 01:02:11,366 INFO L349 Elim1Store]: treesize reduction 6, result has 40.0 percent of original size [2023-11-29 01:02:11,366 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 13 [2023-11-29 01:02:11,417 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-11-29 01:02:11,418 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 16 treesize of output 22 [2023-11-29 01:02:11,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:02:11,836 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:02:18,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:02:18,560 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:02:18,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1169857114] [2023-11-29 01:02:18,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1169857114] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:02:18,560 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:02:18,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 15 [2023-11-29 01:02:18,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925024352] [2023-11-29 01:02:18,560 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:02:18,561 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-29 01:02:18,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:02:18,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-29 01:02:18,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=204, Unknown=1, NotChecked=0, Total=272 [2023-11-29 01:02:21,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:02:28,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:02:32,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:02:40,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.75s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:02:45,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:02:50,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:02:54,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:02:57,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:03:02,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:03:04,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:03:09,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:03:13,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.42s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:03:15,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:03:17,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:03:19,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:03:21,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:03:23,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:03:26,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.65s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:03:28,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:03:29,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:03:32,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:03:38,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:03:42,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:03:45,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:03:49,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:03:54,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:03:56,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:04:01,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:04:01,123 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 24 out of 104 [2023-11-29 01:04:01,123 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 146 places, 175 transitions, 901 flow. Second operand has 17 states, 17 states have (on average 25.294117647058822) internal successors, (430), 17 states have internal predecessors, (430), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:04:01,123 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:04:01,123 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 24 of 104 [2023-11-29 01:04:01,123 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:04:07,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:04:10,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:04:37,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:04:41,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:04:44,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:04:47,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:04:50,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:04:51,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2023-11-29 01:05:52,680 INFO L124 PetriNetUnfolderBase]: 97070/145111 cut-off events. [2023-11-29 01:05:52,680 INFO L125 PetriNetUnfolderBase]: For 87783/90953 co-relation queries the response was YES. [2023-11-29 01:05:53,888 INFO L83 FinitePrefix]: Finished finitePrefix Result has 392123 conditions, 145111 events. 97070/145111 cut-off events. For 87783/90953 co-relation queries the response was YES. Maximal size of possible extension queue 8807. Compared 1391468 event pairs, 90365 based on Foata normal form. 1960/112046 useless extension candidates. Maximal degree in co-relation 392086. Up to 68130 conditions per place. [2023-11-29 01:05:54,595 INFO L140 encePairwiseOnDemand]: 92/104 looper letters, 230 selfloop transitions, 159 changer transitions 0/412 dead transitions. [2023-11-29 01:05:54,595 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 166 places, 412 transitions, 2780 flow [2023-11-29 01:05:54,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-11-29 01:05:54,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2023-11-29 01:05:54,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 723 transitions. [2023-11-29 01:05:54,600 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.33104395604395603 [2023-11-29 01:05:54,600 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 723 transitions. [2023-11-29 01:05:54,600 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 723 transitions. [2023-11-29 01:05:54,601 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:05:54,601 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 723 transitions. [2023-11-29 01:05:54,603 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 34.42857142857143) internal successors, (723), 21 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:05:54,607 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 104.0) internal successors, (2288), 22 states have internal predecessors, (2288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:05:54,607 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 104.0) internal successors, (2288), 22 states have internal predecessors, (2288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:05:54,607 INFO L175 Difference]: Start difference. First operand has 146 places, 175 transitions, 901 flow. Second operand 21 states and 723 transitions. [2023-11-29 01:05:54,607 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 166 places, 412 transitions, 2780 flow [2023-11-29 01:05:54,770 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 163 places, 412 transitions, 2732 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-11-29 01:05:54,776 INFO L231 Difference]: Finished difference. Result has 166 places, 268 transitions, 1903 flow [2023-11-29 01:05:54,777 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=866, PETRI_DIFFERENCE_MINUEND_PLACES=143, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=175, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=80, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=1903, PETRI_PLACES=166, PETRI_TRANSITIONS=268} [2023-11-29 01:05:54,778 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, 61 predicate places. [2023-11-29 01:05:54,778 INFO L495 AbstractCegarLoop]: Abstraction has has 166 places, 268 transitions, 1903 flow [2023-11-29 01:05:54,778 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 25.294117647058822) internal successors, (430), 17 states have internal predecessors, (430), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:05:54,778 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:05:54,778 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:05:54,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Ended with exit code 0 [2023-11-29 01:05:54,978 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:05:54,979 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr13REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 01:05:54,979 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:05:54,979 INFO L85 PathProgramCache]: Analyzing trace with hash -2059144014, now seen corresponding path program 1 times [2023-11-29 01:05:54,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:05:54,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [399654963] [2023-11-29 01:05:54,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:05:54,980 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:05:54,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:05:54,981 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:05:54,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2023-11-29 01:05:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:05:55,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 01:05:55,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:05:55,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,182 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 5 [2023-11-29 01:05:55,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,201 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,210 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,221 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,239 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:05:55,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:05:55,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,266 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,285 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 11 treesize of output 1 [2023-11-29 01:05:55,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,304 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:05:55,311 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:05:55,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,341 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,383 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 [2023-11-29 01:05:55,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,392 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,407 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,420 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,435 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,444 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,470 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,486 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,502 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:05:55,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,546 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,561 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,574 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,590 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,598 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,608 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:05:55,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,644 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 [2023-11-29 01:05:55,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,653 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:05:55,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:05:55,696 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,714 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:05:55,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,722 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,734 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,749 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,758 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,768 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,787 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:05:55,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,805 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:05:55,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,815 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:05:55,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:05:55,863 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,883 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:05:55,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,893 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:05:55,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,926 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,931 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,938 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,947 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:05:55,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,979 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:55,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:55,995 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:56,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:56,006 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:56,013 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:56,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:56,023 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:05:56,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:56,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:56,044 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:05:56,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:56,089 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-29 01:05:56,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:05:56,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-29 01:05:56,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:05:56,409 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:05:56,409 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:05:56,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [399654963] [2023-11-29 01:05:56,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [399654963] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:05:56,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:05:56,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:05:56,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389297767] [2023-11-29 01:05:56,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:05:56,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:05:56,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:05:56,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:05:56,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:05:56,823 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 53 out of 104 [2023-11-29 01:05:56,823 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 166 places, 268 transitions, 1903 flow. Second operand has 5 states, 5 states have (on average 55.2) internal successors, (276), 5 states have internal predecessors, (276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:05:56,823 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:05:56,823 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 53 of 104 [2023-11-29 01:05:56,823 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:06:14,031 INFO L124 PetriNetUnfolderBase]: 55460/92255 cut-off events. [2023-11-29 01:06:14,031 INFO L125 PetriNetUnfolderBase]: For 72134/73426 co-relation queries the response was YES. [2023-11-29 01:06:14,856 INFO L83 FinitePrefix]: Finished finitePrefix Result has 246867 conditions, 92255 events. 55460/92255 cut-off events. For 72134/73426 co-relation queries the response was YES. Maximal size of possible extension queue 6171. Compared 975618 event pairs, 51273 based on Foata normal form. 2906/79303 useless extension candidates. Maximal degree in co-relation 246827. Up to 76730 conditions per place. [2023-11-29 01:06:15,461 INFO L140 encePairwiseOnDemand]: 101/104 looper letters, 229 selfloop transitions, 1 changer transitions 0/266 dead transitions. [2023-11-29 01:06:15,461 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 166 places, 266 transitions, 2359 flow [2023-11-29 01:06:15,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:06:15,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:06:15,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 202 transitions. [2023-11-29 01:06:15,463 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6474358974358975 [2023-11-29 01:06:15,463 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 202 transitions. [2023-11-29 01:06:15,463 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 202 transitions. [2023-11-29 01:06:15,463 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:06:15,463 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 202 transitions. [2023-11-29 01:06:15,464 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:06:15,464 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:06:15,465 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:06:15,465 INFO L175 Difference]: Start difference. First operand has 166 places, 268 transitions, 1903 flow. Second operand 3 states and 202 transitions. [2023-11-29 01:06:15,465 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 166 places, 266 transitions, 2359 flow [2023-11-29 01:06:15,637 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 165 places, 266 transitions, 2356 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 01:06:15,641 INFO L231 Difference]: Finished difference. Result has 165 places, 266 transitions, 1898 flow [2023-11-29 01:06:15,641 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=1896, PETRI_DIFFERENCE_MINUEND_PLACES=163, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=266, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=265, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1898, PETRI_PLACES=165, PETRI_TRANSITIONS=266} [2023-11-29 01:06:15,642 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, 60 predicate places. [2023-11-29 01:06:15,642 INFO L495 AbstractCegarLoop]: Abstraction has has 165 places, 266 transitions, 1898 flow [2023-11-29 01:06:15,642 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 55.2) internal successors, (276), 5 states have internal predecessors, (276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:06:15,642 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:06:15,642 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:06:15,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Ended with exit code 0 [2023-11-29 01:06:15,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:06:15,843 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thread1Err3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 01:06:15,843 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:06:15,843 INFO L85 PathProgramCache]: Analyzing trace with hash -2109066348, now seen corresponding path program 1 times [2023-11-29 01:06:15,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:06:15,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [743400353] [2023-11-29 01:06:15,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:06:15,844 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:06:15,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:06:15,845 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:06:15,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2023-11-29 01:06:15,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:06:15,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 01:06:15,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:06:16,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-29 01:06:16,163 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:06:16,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 31 [2023-11-29 01:06:16,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-29 01:06:16,680 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:06:16,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [743400353] [2023-11-29 01:06:16,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [743400353] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:06:16,681 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:06:16,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2023-11-29 01:06:16,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030934518] [2023-11-29 01:06:16,681 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:06:16,681 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 01:06:16,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:06:16,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 01:06:16,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:06:18,908 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 55 out of 104 [2023-11-29 01:06:18,909 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 165 places, 266 transitions, 1898 flow. Second operand has 10 states, 10 states have (on average 57.0) internal successors, (570), 10 states have internal predecessors, (570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:06:18,909 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:06:18,909 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 55 of 104 [2023-11-29 01:06:18,909 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:06:35,817 INFO L124 PetriNetUnfolderBase]: 49640/82931 cut-off events. [2023-11-29 01:06:35,818 INFO L125 PetriNetUnfolderBase]: For 68014/69126 co-relation queries the response was YES. [2023-11-29 01:06:36,566 INFO L83 FinitePrefix]: Finished finitePrefix Result has 223594 conditions, 82931 events. 49640/82931 cut-off events. For 68014/69126 co-relation queries the response was YES. Maximal size of possible extension queue 5371. Compared 859019 event pairs, 23288 based on Foata normal form. 2456/72246 useless extension candidates. Maximal degree in co-relation 223553. Up to 27517 conditions per place. [2023-11-29 01:06:36,962 INFO L140 encePairwiseOnDemand]: 94/104 looper letters, 234 selfloop transitions, 72 changer transitions 0/342 dead transitions. [2023-11-29 01:06:36,962 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 172 places, 342 transitions, 2776 flow [2023-11-29 01:06:36,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:06:36,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2023-11-29 01:06:36,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 576 transitions. [2023-11-29 01:06:36,965 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6923076923076923 [2023-11-29 01:06:36,965 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 576 transitions. [2023-11-29 01:06:36,965 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 576 transitions. [2023-11-29 01:06:36,965 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:06:36,965 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 576 transitions. [2023-11-29 01:06:36,967 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 72.0) internal successors, (576), 8 states have internal predecessors, (576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:06:36,969 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 104.0) internal successors, (936), 9 states have internal predecessors, (936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:06:36,969 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 104.0) internal successors, (936), 9 states have internal predecessors, (936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:06:36,969 INFO L175 Difference]: Start difference. First operand has 165 places, 266 transitions, 1898 flow. Second operand 8 states and 576 transitions. [2023-11-29 01:06:36,970 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 172 places, 342 transitions, 2776 flow [2023-11-29 01:06:37,147 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 171 places, 342 transitions, 2775 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 01:06:37,153 INFO L231 Difference]: Finished difference. Result has 173 places, 267 transitions, 2070 flow [2023-11-29 01:06:37,154 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=1897, PETRI_DIFFERENCE_MINUEND_PLACES=164, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=266, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=71, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=194, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=2070, PETRI_PLACES=173, PETRI_TRANSITIONS=267} [2023-11-29 01:06:37,154 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, 68 predicate places. [2023-11-29 01:06:37,154 INFO L495 AbstractCegarLoop]: Abstraction has has 173 places, 267 transitions, 2070 flow [2023-11-29 01:06:37,155 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 57.0) internal successors, (570), 10 states have internal predecessors, (570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:06:37,155 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:06:37,155 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:06:37,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Ended with exit code 0 [2023-11-29 01:06:37,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:06:37,356 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr12REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 01:06:37,356 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:06:37,356 INFO L85 PathProgramCache]: Analyzing trace with hash -2059144015, now seen corresponding path program 1 times [2023-11-29 01:06:37,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:06:37,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [580975603] [2023-11-29 01:06:37,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:06:37,357 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:06:37,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:06:37,358 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:06:37,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2023-11-29 01:06:37,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:06:37,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 01:06:37,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:06:37,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,592 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 01:06:37,592 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 [2023-11-29 01:06:37,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,638 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:37,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:06:37,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,679 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:37,679 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 01:06:37,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,724 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:37,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:06:37,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,740 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:37,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:06:37,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,754 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:37,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:06:37,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,771 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:37,771 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:06:37,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,786 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:37,786 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:06:37,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,828 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:37,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 01:06:37,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,845 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:37,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:06:37,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,860 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:37,860 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:06:37,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,906 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:37,906 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 01:06:37,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,956 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:37,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 01:06:37,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:37,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,018 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 01:06:38,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,059 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:06:38,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,157 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 1 [2023-11-29 01:06:38,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,226 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,226 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 1 [2023-11-29 01:06:38,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,292 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 01:06:38,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,340 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,340 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 01:06:38,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,407 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 01:06:38,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,452 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,452 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:06:38,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,517 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 1 [2023-11-29 01:06:38,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,560 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,561 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:06:38,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,604 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:06:38,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,650 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,651 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:06:38,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,666 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,666 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:06:38,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,682 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:06:38,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,700 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,700 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:06:38,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,746 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:06:38,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,763 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:06:38,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,811 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:06:38,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,858 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,859 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:06:38,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,923 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 1 [2023-11-29 01:06:38,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,971 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,972 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:06:38,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:38,988 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:38,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:06:38,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,004 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:06:39,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,074 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 01:06:39,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,120 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,121 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:06:39,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,168 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 01:06:39,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,217 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:06:39,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,235 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:06:39,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,252 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,252 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:06:39,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,271 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,271 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:06:39,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,289 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,289 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:06:39,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,336 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,337 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 01:06:39,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,355 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:06:39,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,372 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:06:39,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,423 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,423 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 01:06:39,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,496 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 01:06:39,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,543 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:06:39,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,588 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,589 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 01:06:39,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,638 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 01:06:39,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,655 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,656 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:06:39,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,673 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:06:39,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,692 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,692 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:06:39,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,710 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:06:39,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,757 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,757 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 01:06:39,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,777 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:06:39,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,795 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:06:39,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,843 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 01:06:39,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 01:06:39,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:06:39,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2023-11-29 01:06:39,948 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-29 01:06:39,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2023-11-29 01:06:40,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:06:40,128 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:06:40,128 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:06:40,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [580975603] [2023-11-29 01:06:40,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [580975603] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:06:40,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:06:40,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:06:40,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970842444] [2023-11-29 01:06:40,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:06:40,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:06:40,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:06:40,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:06:40,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:06:40,417 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 53 out of 104 [2023-11-29 01:06:40,418 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 267 transitions, 2070 flow. Second operand has 4 states, 4 states have (on average 55.75) internal successors, (223), 4 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:06:40,418 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:06:40,418 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 53 of 104 [2023-11-29 01:06:40,418 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:06:56,687 INFO L124 PetriNetUnfolderBase]: 51069/84608 cut-off events. [2023-11-29 01:06:56,687 INFO L125 PetriNetUnfolderBase]: For 93155/94267 co-relation queries the response was YES. [2023-11-29 01:06:57,522 INFO L83 FinitePrefix]: Finished finitePrefix Result has 242431 conditions, 84608 events. 51069/84608 cut-off events. For 93155/94267 co-relation queries the response was YES. Maximal size of possible extension queue 5518. Compared 874480 event pairs, 47079 based on Foata normal form. 2596/73082 useless extension candidates. Maximal degree in co-relation 242387. Up to 70880 conditions per place. [2023-11-29 01:06:57,950 INFO L140 encePairwiseOnDemand]: 101/104 looper letters, 230 selfloop transitions, 1 changer transitions 0/265 dead transitions. [2023-11-29 01:06:57,950 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 173 places, 265 transitions, 2528 flow [2023-11-29 01:06:57,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:06:57,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:06:57,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 202 transitions. [2023-11-29 01:06:57,952 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6474358974358975 [2023-11-29 01:06:57,952 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 202 transitions. [2023-11-29 01:06:57,952 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 202 transitions. [2023-11-29 01:06:57,952 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:06:57,952 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 202 transitions. [2023-11-29 01:06:57,953 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:06:57,953 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:06:57,954 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:06:57,954 INFO L175 Difference]: Start difference. First operand has 173 places, 267 transitions, 2070 flow. Second operand 3 states and 202 transitions. [2023-11-29 01:06:57,954 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 173 places, 265 transitions, 2528 flow [2023-11-29 01:06:58,250 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 170 places, 265 transitions, 2414 flow, removed 2 selfloop flow, removed 3 redundant places. [2023-11-29 01:06:58,255 INFO L231 Difference]: Finished difference. Result has 170 places, 265 transitions, 1954 flow [2023-11-29 01:06:58,255 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=1952, PETRI_DIFFERENCE_MINUEND_PLACES=168, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=265, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=264, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1954, PETRI_PLACES=170, PETRI_TRANSITIONS=265} [2023-11-29 01:06:58,256 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, 65 predicate places. [2023-11-29 01:06:58,256 INFO L495 AbstractCegarLoop]: Abstraction has has 170 places, 265 transitions, 1954 flow [2023-11-29 01:06:58,256 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 55.75) internal successors, (223), 4 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:06:58,256 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:06:58,256 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:06:58,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Ended with exit code 0 [2023-11-29 01:06:58,456 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:06:58,457 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thread2Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 01:06:58,457 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:06:58,457 INFO L85 PathProgramCache]: Analyzing trace with hash 1029852034, now seen corresponding path program 1 times [2023-11-29 01:06:58,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:06:58,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [339516577] [2023-11-29 01:06:58,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:06:58,458 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:06:58,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:06:58,459 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:06:58,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2023-11-29 01:06:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:06:58,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 01:06:58,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:06:58,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-29 01:06:58,819 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:06:58,819 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:06:58,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [339516577] [2023-11-29 01:06:58,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [339516577] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:06:58,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:06:58,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:06:58,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945812468] [2023-11-29 01:06:58,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:06:58,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:06:58,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:06:58,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:06:58,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:06:59,023 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 52 out of 104 [2023-11-29 01:06:59,023 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 265 transitions, 1954 flow. Second operand has 6 states, 6 states have (on average 54.0) internal successors, (324), 6 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:06:59,023 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:06:59,023 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 52 of 104 [2023-11-29 01:06:59,023 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:07:16,349 INFO L124 PetriNetUnfolderBase]: 57819/89012 cut-off events. [2023-11-29 01:07:16,349 INFO L125 PetriNetUnfolderBase]: For 101159/102121 co-relation queries the response was YES. [2023-11-29 01:07:17,140 INFO L83 FinitePrefix]: Finished finitePrefix Result has 254975 conditions, 89012 events. 57819/89012 cut-off events. For 101159/102121 co-relation queries the response was YES. Maximal size of possible extension queue 5737. Compared 833364 event pairs, 20476 based on Foata normal form. 372/76366 useless extension candidates. Maximal degree in co-relation 254931. Up to 33323 conditions per place. [2023-11-29 01:07:17,574 INFO L140 encePairwiseOnDemand]: 96/104 looper letters, 300 selfloop transitions, 44 changer transitions 0/373 dead transitions. [2023-11-29 01:07:17,574 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 373 transitions, 3081 flow [2023-11-29 01:07:17,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:07:17,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2023-11-29 01:07:17,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 565 transitions. [2023-11-29 01:07:17,576 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6790865384615384 [2023-11-29 01:07:17,576 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 565 transitions. [2023-11-29 01:07:17,576 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 565 transitions. [2023-11-29 01:07:17,576 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:07:17,576 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 565 transitions. [2023-11-29 01:07:17,577 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 70.625) internal successors, (565), 8 states have internal predecessors, (565), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:07:17,578 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 104.0) internal successors, (936), 9 states have internal predecessors, (936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:07:17,579 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 104.0) internal successors, (936), 9 states have internal predecessors, (936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:07:17,579 INFO L175 Difference]: Start difference. First operand has 170 places, 265 transitions, 1954 flow. Second operand 8 states and 565 transitions. [2023-11-29 01:07:17,579 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 373 transitions, 3081 flow [2023-11-29 01:07:17,923 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 373 transitions, 3080 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 01:07:17,928 INFO L231 Difference]: Finished difference. Result has 178 places, 268 transitions, 2066 flow [2023-11-29 01:07:17,929 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=1953, PETRI_DIFFERENCE_MINUEND_PLACES=169, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=265, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=42, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=222, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=2066, PETRI_PLACES=178, PETRI_TRANSITIONS=268} [2023-11-29 01:07:17,929 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, 73 predicate places. [2023-11-29 01:07:17,929 INFO L495 AbstractCegarLoop]: Abstraction has has 178 places, 268 transitions, 2066 flow [2023-11-29 01:07:17,930 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 54.0) internal successors, (324), 6 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:07:17,930 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:07:17,930 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:07:17,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Ended with exit code 0 [2023-11-29 01:07:18,130 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:07:18,131 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 01:07:18,131 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:07:18,131 INFO L85 PathProgramCache]: Analyzing trace with hash -1676421734, now seen corresponding path program 2 times [2023-11-29 01:07:18,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:07:18,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1194899320] [2023-11-29 01:07:18,132 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 01:07:18,132 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:07:18,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:07:18,133 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:07:18,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2023-11-29 01:07:18,435 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-29 01:07:18,435 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 01:07:18,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-29 01:07:18,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:07:18,460 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 [2023-11-29 01:07:18,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-29 01:07:18,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,503 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 [2023-11-29 01:07:18,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,533 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 [2023-11-29 01:07:18,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,578 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 [2023-11-29 01:07:18,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,594 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 13 treesize of output 1 [2023-11-29 01:07:18,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,623 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 [2023-11-29 01:07:18,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,642 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 [2023-11-29 01:07:18,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:18,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,665 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:18,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,681 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 [2023-11-29 01:07:18,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,707 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 [2023-11-29 01:07:18,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,723 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 [2023-11-29 01:07:18,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:18,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:18,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,763 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 [2023-11-29 01:07:18,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:18,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,786 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:18,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,802 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 [2023-11-29 01:07:18,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,828 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 [2023-11-29 01:07:18,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,843 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 [2023-11-29 01:07:18,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:18,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:18,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,883 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 [2023-11-29 01:07:18,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:18,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,908 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:18,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 01:07:18,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,948 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 [2023-11-29 01:07:18,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,963 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 [2023-11-29 01:07:18,971 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:18,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:18,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:19,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 01:07:19,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,033 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 [2023-11-29 01:07:19,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,062 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 [2023-11-29 01:07:19,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,076 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 [2023-11-29 01:07:19,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,124 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 [2023-11-29 01:07:19,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,152 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 [2023-11-29 01:07:19,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,202 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 [2023-11-29 01:07:19,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,231 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 [2023-11-29 01:07:19,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,283 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 01:07:19,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,352 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 [2023-11-29 01:07:19,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,400 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 [2023-11-29 01:07:19,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,428 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 [2023-11-29 01:07:19,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,458 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 [2023-11-29 01:07:19,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 01:07:19,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,501 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 [2023-11-29 01:07:19,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,515 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 [2023-11-29 01:07:19,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,563 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 [2023-11-29 01:07:19,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,591 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 [2023-11-29 01:07:19,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,621 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 [2023-11-29 01:07:19,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,635 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 [2023-11-29 01:07:19,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,661 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 18 treesize of output 1 [2023-11-29 01:07:19,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,675 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 [2023-11-29 01:07:19,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,725 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 [2023-11-29 01:07:19,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,759 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 [2023-11-29 01:07:19,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,781 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 [2023-11-29 01:07:19,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,811 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 [2023-11-29 01:07:19,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,843 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 [2023-11-29 01:07:19,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,888 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 [2023-11-29 01:07:19,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,906 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 [2023-11-29 01:07:19,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 01:07:19,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,953 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 [2023-11-29 01:07:19,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:19,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:19,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:19,995 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 [2023-11-29 01:07:20,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,023 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 [2023-11-29 01:07:20,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,040 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 [2023-11-29 01:07:20,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:20,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,064 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:20,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,081 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 [2023-11-29 01:07:20,092 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:20,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,105 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 [2023-11-29 01:07:20,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,122 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 [2023-11-29 01:07:20,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,149 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 [2023-11-29 01:07:20,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,164 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 [2023-11-29 01:07:20,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:20,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:20,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,204 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 13 treesize of output 1 [2023-11-29 01:07:20,214 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:20,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:20,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,246 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 [2023-11-29 01:07:20,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,274 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 [2023-11-29 01:07:20,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,291 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 [2023-11-29 01:07:20,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:20,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,316 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:20,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,337 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 [2023-11-29 01:07:20,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,368 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 [2023-11-29 01:07:20,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,399 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 [2023-11-29 01:07:20,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,445 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 [2023-11-29 01:07:20,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,463 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 [2023-11-29 01:07:20,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,494 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 [2023-11-29 01:07:20,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,512 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 13 treesize of output 1 [2023-11-29 01:07:20,523 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:20,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,537 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 6 treesize of output 1 [2023-11-29 01:07:20,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,553 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 [2023-11-29 01:07:20,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,581 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 [2023-11-29 01:07:20,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,598 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 [2023-11-29 01:07:20,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:20,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,624 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:20,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,642 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 [2023-11-29 01:07:20,653 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:20,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:20,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,685 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 [2023-11-29 01:07:20,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,713 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 [2023-11-29 01:07:20,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 01:07:20,741 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:20,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,756 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:20,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,775 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 [2023-11-29 01:07:20,786 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:20,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:20,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,819 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 13 treesize of output 1 [2023-11-29 01:07:20,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,847 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 [2023-11-29 01:07:20,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 01:07:20,875 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:20,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:20,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,911 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 [2023-11-29 01:07:20,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,941 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 [2023-11-29 01:07:20,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:20,973 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 [2023-11-29 01:07:21,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,018 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 [2023-11-29 01:07:21,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,036 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 [2023-11-29 01:07:21,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,066 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 18 treesize of output 1 [2023-11-29 01:07:21,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,082 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 [2023-11-29 01:07:21,092 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:21,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,107 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 6 treesize of output 1 [2023-11-29 01:07:21,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,124 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 [2023-11-29 01:07:21,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,150 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 [2023-11-29 01:07:21,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,167 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 [2023-11-29 01:07:21,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:21,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:21,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,211 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 [2023-11-29 01:07:21,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:21,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:21,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,253 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 [2023-11-29 01:07:21,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,282 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 [2023-11-29 01:07:21,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,299 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 [2023-11-29 01:07:21,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:21,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:21,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,342 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 [2023-11-29 01:07:21,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:21,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,369 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:21,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,387 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 [2023-11-29 01:07:21,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,416 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 [2023-11-29 01:07:21,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,433 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 [2023-11-29 01:07:21,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:21,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:07:21,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:21,592 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-29 01:07:21,644 INFO L349 Elim1Store]: treesize reduction 24, result has 33.3 percent of original size [2023-11-29 01:07:21,645 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 20 [2023-11-29 01:07:21,707 INFO L349 Elim1Store]: treesize reduction 6, result has 40.0 percent of original size [2023-11-29 01:07:21,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 13 [2023-11-29 01:07:21,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-29 01:07:21,914 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-29 01:07:21,914 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:07:21,914 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:07:21,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1194899320] [2023-11-29 01:07:21,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1194899320] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:07:21,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:07:21,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:07:21,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088135243] [2023-11-29 01:07:21,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:07:21,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:07:21,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:07:21,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:07:21,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:07:22,695 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 52 out of 104 [2023-11-29 01:07:22,696 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 178 places, 268 transitions, 2066 flow. Second operand has 6 states, 6 states have (on average 53.666666666666664) internal successors, (322), 6 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:07:22,696 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:07:22,696 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 52 of 104 [2023-11-29 01:07:22,696 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:07:35,054 INFO L124 PetriNetUnfolderBase]: 37478/63049 cut-off events. [2023-11-29 01:07:35,054 INFO L125 PetriNetUnfolderBase]: For 80332/81053 co-relation queries the response was YES. [2023-11-29 01:07:35,663 INFO L83 FinitePrefix]: Finished finitePrefix Result has 173534 conditions, 63049 events. 37478/63049 cut-off events. For 80332/81053 co-relation queries the response was YES. Maximal size of possible extension queue 4186. Compared 640183 event pairs, 34267 based on Foata normal form. 2859/55597 useless extension candidates. Maximal degree in co-relation 173487. Up to 52160 conditions per place. [2023-11-29 01:07:35,962 INFO L140 encePairwiseOnDemand]: 99/104 looper letters, 204 selfloop transitions, 27 changer transitions 0/266 dead transitions. [2023-11-29 01:07:35,962 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 180 places, 266 transitions, 2512 flow [2023-11-29 01:07:35,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:07:35,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-11-29 01:07:35,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 301 transitions. [2023-11-29 01:07:35,964 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5788461538461539 [2023-11-29 01:07:35,964 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 301 transitions. [2023-11-29 01:07:35,964 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 301 transitions. [2023-11-29 01:07:35,964 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:07:35,964 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 301 transitions. [2023-11-29 01:07:35,964 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 60.2) internal successors, (301), 5 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:07:35,965 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 104.0) internal successors, (624), 6 states have internal predecessors, (624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:07:35,965 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 104.0) internal successors, (624), 6 states have internal predecessors, (624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:07:35,965 INFO L175 Difference]: Start difference. First operand has 178 places, 268 transitions, 2066 flow. Second operand 5 states and 301 transitions. [2023-11-29 01:07:35,966 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 180 places, 266 transitions, 2512 flow [2023-11-29 01:07:36,113 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 177 places, 266 transitions, 2395 flow, removed 1 selfloop flow, removed 3 redundant places. [2023-11-29 01:07:36,117 INFO L231 Difference]: Finished difference. Result has 177 places, 266 transitions, 1987 flow [2023-11-29 01:07:36,118 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=1933, PETRI_DIFFERENCE_MINUEND_PLACES=173, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=266, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=239, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1987, PETRI_PLACES=177, PETRI_TRANSITIONS=266} [2023-11-29 01:07:36,118 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, 72 predicate places. [2023-11-29 01:07:36,118 INFO L495 AbstractCegarLoop]: Abstraction has has 177 places, 266 transitions, 1987 flow [2023-11-29 01:07:36,118 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 53.666666666666664) internal successors, (322), 6 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:07:36,118 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:07:36,118 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:07:36,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Ended with exit code 0 [2023-11-29 01:07:36,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:07:36,319 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thread2Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 01:07:36,319 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:07:36,319 INFO L85 PathProgramCache]: Analyzing trace with hash 43764646, now seen corresponding path program 1 times [2023-11-29 01:07:36,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:07:36,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2048707105] [2023-11-29 01:07:36,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:36,320 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:07:36,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:07:36,321 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:07:36,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2023-11-29 01:07:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:36,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:07:36,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:07:36,569 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:07:36,618 INFO L349 Elim1Store]: treesize reduction 24, result has 33.3 percent of original size [2023-11-29 01:07:36,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 20 [2023-11-29 01:07:36,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 01:07:36,671 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:07:36,671 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:07:36,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2048707105] [2023-11-29 01:07:36,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2048707105] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:07:36,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:07:36,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:07:36,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842556432] [2023-11-29 01:07:36,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:07:36,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:07:36,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:07:36,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:07:36,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:07:36,966 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 52 out of 104 [2023-11-29 01:07:36,967 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 177 places, 266 transitions, 1987 flow. Second operand has 4 states, 4 states have (on average 55.0) internal successors, (220), 4 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:07:36,967 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:07:36,967 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 52 of 104 [2023-11-29 01:07:36,967 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:07:45,797 INFO L124 PetriNetUnfolderBase]: 26798/46555 cut-off events. [2023-11-29 01:07:45,797 INFO L125 PetriNetUnfolderBase]: For 51165/51803 co-relation queries the response was YES. [2023-11-29 01:07:46,245 INFO L83 FinitePrefix]: Finished finitePrefix Result has 127049 conditions, 46555 events. 26798/46555 cut-off events. For 51165/51803 co-relation queries the response was YES. Maximal size of possible extension queue 2946. Compared 471392 event pairs, 24218 based on Foata normal form. 494/41746 useless extension candidates. Maximal degree in co-relation 127002. Up to 37706 conditions per place. [2023-11-29 01:07:46,454 INFO L140 encePairwiseOnDemand]: 99/104 looper letters, 180 selfloop transitions, 49 changer transitions 0/264 dead transitions. [2023-11-29 01:07:46,454 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 179 places, 264 transitions, 2437 flow [2023-11-29 01:07:46,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:07:46,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-11-29 01:07:46,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 299 transitions. [2023-11-29 01:07:46,455 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.575 [2023-11-29 01:07:46,455 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 299 transitions. [2023-11-29 01:07:46,455 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 299 transitions. [2023-11-29 01:07:46,456 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:07:46,456 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 299 transitions. [2023-11-29 01:07:46,456 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 59.8) internal successors, (299), 5 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:07:46,457 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 104.0) internal successors, (624), 6 states have internal predecessors, (624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:07:46,457 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 104.0) internal successors, (624), 6 states have internal predecessors, (624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:07:46,457 INFO L175 Difference]: Start difference. First operand has 177 places, 266 transitions, 1987 flow. Second operand 5 states and 299 transitions. [2023-11-29 01:07:46,457 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 179 places, 264 transitions, 2437 flow [2023-11-29 01:07:46,560 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 264 transitions, 2398 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-11-29 01:07:46,564 INFO L231 Difference]: Finished difference. Result has 176 places, 264 transitions, 2038 flow [2023-11-29 01:07:46,564 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=1940, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=264, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=49, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=215, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=2038, PETRI_PLACES=176, PETRI_TRANSITIONS=264} [2023-11-29 01:07:46,565 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, 71 predicate places. [2023-11-29 01:07:46,565 INFO L495 AbstractCegarLoop]: Abstraction has has 176 places, 264 transitions, 2038 flow [2023-11-29 01:07:46,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 55.0) internal successors, (220), 4 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:07:46,565 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:07:46,565 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:07:46,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (24)] Ended with exit code 0 [2023-11-29 01:07:46,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:07:46,766 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting thread2Err3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 01:07:46,766 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:07:46,766 INFO L85 PathProgramCache]: Analyzing trace with hash 43764647, now seen corresponding path program 1 times [2023-11-29 01:07:46,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:07:46,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1499119059] [2023-11-29 01:07:46,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:46,767 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:07:46,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:07:46,768 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:07:46,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2023-11-29 01:07:47,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:47,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-29 01:07:47,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:07:47,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:07:47,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 01:07:47,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:07:47,304 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-29 01:07:47,324 INFO L349 Elim1Store]: treesize reduction 6, result has 40.0 percent of original size [2023-11-29 01:07:47,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 13 [2023-11-29 01:07:47,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-29 01:07:47,563 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:07:49,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-29 01:07:49,324 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:07:49,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1499119059] [2023-11-29 01:07:49,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1499119059] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:07:49,324 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:07:49,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2023-11-29 01:07:49,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20966363] [2023-11-29 01:07:49,324 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:07:49,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 01:07:49,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:07:49,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 01:07:49,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:07:57,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:08:01,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:08:03,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:08:06,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:08:14,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:08:17,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:08:22,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:08:24,102 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 49 out of 104 [2023-11-29 01:08:24,103 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 176 places, 264 transitions, 2038 flow. Second operand has 10 states, 10 states have (on average 51.3) internal successors, (513), 10 states have internal predecessors, (513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:08:24,103 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:08:24,103 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 49 of 104 [2023-11-29 01:08:24,103 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:08:27,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 01:08:54,203 INFO L124 PetriNetUnfolderBase]: 58048/100734 cut-off events. [2023-11-29 01:08:54,203 INFO L125 PetriNetUnfolderBase]: For 109717/111389 co-relation queries the response was YES. [2023-11-29 01:08:55,113 INFO L83 FinitePrefix]: Finished finitePrefix Result has 274259 conditions, 100734 events. 58048/100734 cut-off events. For 109717/111389 co-relation queries the response was YES. Maximal size of possible extension queue 5528. Compared 1098421 event pairs, 52032 based on Foata normal form. 988/94351 useless extension candidates. Maximal degree in co-relation 274212. Up to 33881 conditions per place. [2023-11-29 01:08:55,500 INFO L140 encePairwiseOnDemand]: 93/104 looper letters, 185 selfloop transitions, 253 changer transitions 0/470 dead transitions. [2023-11-29 01:08:55,500 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 189 places, 470 transitions, 4586 flow [2023-11-29 01:08:55,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 01:08:55,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2023-11-29 01:08:55,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 809 transitions. [2023-11-29 01:08:55,503 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5556318681318682 [2023-11-29 01:08:55,503 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 809 transitions. [2023-11-29 01:08:55,503 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 809 transitions. [2023-11-29 01:08:55,503 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:08:55,503 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 809 transitions. [2023-11-29 01:08:55,504 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 57.785714285714285) internal successors, (809), 14 states have internal predecessors, (809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:08:55,505 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 104.0) internal successors, (1560), 15 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:08:55,506 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 104.0) internal successors, (1560), 15 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:08:55,506 INFO L175 Difference]: Start difference. First operand has 176 places, 264 transitions, 2038 flow. Second operand 14 states and 809 transitions. [2023-11-29 01:08:55,506 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 189 places, 470 transitions, 4586 flow [2023-11-29 01:08:55,750 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 186 places, 470 transitions, 4467 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-11-29 01:08:55,755 INFO L231 Difference]: Finished difference. Result has 193 places, 374 transitions, 3806 flow [2023-11-29 01:08:55,755 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=1955, PETRI_DIFFERENCE_MINUEND_PLACES=173, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=264, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=146, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=3806, PETRI_PLACES=193, PETRI_TRANSITIONS=374} [2023-11-29 01:08:55,756 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, 88 predicate places. [2023-11-29 01:08:55,756 INFO L495 AbstractCegarLoop]: Abstraction has has 193 places, 374 transitions, 3806 flow [2023-11-29 01:08:55,756 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 51.3) internal successors, (513), 10 states have internal predecessors, (513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:08:55,756 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:08:55,756 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:08:55,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (25)] Ended with exit code 0 [2023-11-29 01:08:55,956 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:08:55,957 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thread1Err3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 53 more)] === [2023-11-29 01:08:55,957 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:08:55,957 INFO L85 PathProgramCache]: Analyzing trace with hash 640874491, now seen corresponding path program 1 times [2023-11-29 01:08:55,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:08:55,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1043162870] [2023-11-29 01:08:55,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:08:55,957 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:08:55,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:08:55,958 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:08:55,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ae1103-dce2-4178-b94e-49cf1aca8e23/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2023-11-29 01:08:56,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:56,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-29 01:08:56,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:08:56,120 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 01:08:56,656 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 01:08:56,656 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:08:58,415 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 01:08:58,415 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:08:58,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1043162870] [2023-11-29 01:08:58,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1043162870] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:08:58,415 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:08:58,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 16 [2023-11-29 01:08:58,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559566784] [2023-11-29 01:08:58,416 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:08:58,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-29 01:08:58,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:08:58,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-29 01:08:58,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=231, Unknown=0, NotChecked=0, Total=306 [2023-11-29 01:09:05,414 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 52 out of 104 [2023-11-29 01:09:05,415 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 193 places, 374 transitions, 3806 flow. Second operand has 18 states, 18 states have (on average 53.77777777777778) internal successors, (968), 18 states have internal predecessors, (968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:09:05,415 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:09:05,415 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 52 of 104 [2023-11-29 01:09:05,415 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:10:32,916 INFO L124 PetriNetUnfolderBase]: 260634/356516 cut-off events. [2023-11-29 01:10:32,916 INFO L125 PetriNetUnfolderBase]: For 328220/331124 co-relation queries the response was YES.