./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-prod-cons3.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_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-prod-cons3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI --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 41874b69ed787f1d4b0fd199a95bb437bfc8aab0f734c194621d2ef33cc65cc9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 21:52:14,595 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 21:52:14,667 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-11-24 21:52:14,673 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 21:52:14,674 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 21:52:14,713 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 21:52:14,714 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 21:52:14,714 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 21:52:14,715 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-24 21:52:14,716 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-24 21:52:14,716 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 21:52:14,717 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 21:52:14,718 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 21:52:14,718 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 21:52:14,719 INFO L153 SettingsManager]: * Use SBE=true [2023-11-24 21:52:14,720 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 21:52:14,720 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 21:52:14,721 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 21:52:14,721 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 21:52:14,722 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 21:52:14,722 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 21:52:14,723 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 21:52:14,723 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 21:52:14,724 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 21:52:14,724 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 21:52:14,725 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 21:52:14,725 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 21:52:14,725 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 21:52:14,726 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 21:52:14,726 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 21:52:14,727 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 21:52:14,727 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 21:52:14,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-24 21:52:14,728 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 21:52:14,729 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 21:52:14,729 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-24 21:52:14,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 21:52:14,744 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 21:52:14,744 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-24 21:52:14,744 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-24 21:52:14,745 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 21:52:14,745 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_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41874b69ed787f1d4b0fd199a95bb437bfc8aab0f734c194621d2ef33cc65cc9 [2023-11-24 21:52:15,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 21:52:15,139 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 21:52:15,142 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 21:52:15,143 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 21:52:15,145 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 21:52:15,147 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/../../sv-benchmarks/c/weaver/popl20-prod-cons3.wvr.c [2023-11-24 21:52:18,440 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 21:52:18,760 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 21:52:18,761 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/sv-benchmarks/c/weaver/popl20-prod-cons3.wvr.c [2023-11-24 21:52:18,772 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/data/a1f8590a3/34d889c5a1544d3ca97fef1398c00984/FLAG8924e5808 [2023-11-24 21:52:18,791 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/data/a1f8590a3/34d889c5a1544d3ca97fef1398c00984 [2023-11-24 21:52:18,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 21:52:18,796 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 21:52:18,798 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 21:52:18,798 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 21:52:18,808 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 21:52:18,809 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:52:18" (1/1) ... [2023-11-24 21:52:18,811 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bdcac0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:52:18, skipping insertion in model container [2023-11-24 21:52:18,811 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:52:18" (1/1) ... [2023-11-24 21:52:18,868 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 21:52:19,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 21:52:19,168 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) [2023-11-24 21:52:19,168 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@244f37dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:52:19, skipping insertion in model container [2023-11-24 21:52:19,169 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 21:52:19,169 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-24 21:52:19,172 INFO L158 Benchmark]: Toolchain (without parser) took 374.60ms. Allocated memory is still 161.5MB. Free memory was 131.3MB in the beginning and 120.1MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 21:52:19,172 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 121.6MB. Free memory is still 94.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 21:52:19,173 INFO L158 Benchmark]: CACSL2BoogieTranslator took 371.31ms. Allocated memory is still 161.5MB. Free memory was 130.5MB in the beginning and 120.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 21:52:19,175 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 121.6MB. Free memory is still 94.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 371.31ms. Allocated memory is still 161.5MB. Free memory was 130.5MB in the beginning and 120.1MB 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: 159]: 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_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-prod-cons3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI --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 41874b69ed787f1d4b0fd199a95bb437bfc8aab0f734c194621d2ef33cc65cc9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 21:52:21,894 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 21:52:22,035 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-11-24 21:52:22,045 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 21:52:22,046 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 21:52:22,095 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 21:52:22,096 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 21:52:22,097 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 21:52:22,098 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-24 21:52:22,103 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-24 21:52:22,104 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 21:52:22,105 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 21:52:22,106 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 21:52:22,106 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 21:52:22,107 INFO L153 SettingsManager]: * Use SBE=true [2023-11-24 21:52:22,107 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 21:52:22,108 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 21:52:22,108 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 21:52:22,109 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 21:52:22,109 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 21:52:22,110 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 21:52:22,110 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 21:52:22,111 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 21:52:22,111 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 21:52:22,112 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 21:52:22,112 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 21:52:22,112 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 21:52:22,113 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 21:52:22,113 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 21:52:22,114 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 21:52:22,116 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 21:52:22,116 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 21:52:22,116 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 21:52:22,116 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 21:52:22,117 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-24 21:52:22,117 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 21:52:22,118 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 21:52:22,118 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-24 21:52:22,118 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 21:52:22,119 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 21:52:22,119 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-24 21:52:22,119 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-24 21:52:22,119 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 21:52:22,120 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-24 21:52:22,120 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_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41874b69ed787f1d4b0fd199a95bb437bfc8aab0f734c194621d2ef33cc65cc9 [2023-11-24 21:52:22,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 21:52:22,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 21:52:22,612 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 21:52:22,613 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 21:52:22,614 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 21:52:22,615 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/../../sv-benchmarks/c/weaver/popl20-prod-cons3.wvr.c [2023-11-24 21:52:25,784 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 21:52:26,106 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 21:52:26,107 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/sv-benchmarks/c/weaver/popl20-prod-cons3.wvr.c [2023-11-24 21:52:26,116 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/data/6b0b91cae/1396106c36324d0483ae01cc2b32a0e2/FLAG6c1a4828d [2023-11-24 21:52:26,131 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/data/6b0b91cae/1396106c36324d0483ae01cc2b32a0e2 [2023-11-24 21:52:26,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 21:52:26,135 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 21:52:26,137 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 21:52:26,137 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 21:52:26,143 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 21:52:26,143 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:52:26" (1/1) ... [2023-11-24 21:52:26,145 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@174bc26a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:52:26, skipping insertion in model container [2023-11-24 21:52:26,145 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:52:26" (1/1) ... [2023-11-24 21:52:26,188 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 21:52:26,426 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 21:52:26,441 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 21:52:26,447 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 21:52:26,472 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 21:52:26,478 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 21:52:26,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 21:52:26,522 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 21:52:26,522 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 21:52:26,530 INFO L206 MainTranslator]: Completed translation [2023-11-24 21:52:26,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:52:26 WrapperNode [2023-11-24 21:52:26,531 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 21:52:26,532 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 21:52:26,533 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 21:52:26,533 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 21:52:26,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:52:26" (1/1) ... [2023-11-24 21:52:26,554 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:52:26" (1/1) ... [2023-11-24 21:52:26,601 INFO L138 Inliner]: procedures = 28, calls = 74, calls flagged for inlining = 16, calls inlined = 18, statements flattened = 274 [2023-11-24 21:52:26,601 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 21:52:26,602 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 21:52:26,602 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 21:52:26,603 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 21:52:26,614 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:52:26" (1/1) ... [2023-11-24 21:52:26,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:52:26" (1/1) ... [2023-11-24 21:52:26,621 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:52:26" (1/1) ... [2023-11-24 21:52:26,642 INFO L175 MemorySlicer]: Split 16 memory accesses to 6 slices as follows [2, 2, 2, 6, 2, 2]. 38 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0]. The 6 writes are split as follows [0, 1, 1, 2, 1, 1]. [2023-11-24 21:52:26,642 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:52:26" (1/1) ... [2023-11-24 21:52:26,642 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:52:26" (1/1) ... [2023-11-24 21:52:26,660 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:52:26" (1/1) ... [2023-11-24 21:52:26,665 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:52:26" (1/1) ... [2023-11-24 21:52:26,668 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:52:26" (1/1) ... [2023-11-24 21:52:26,671 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:52:26" (1/1) ... [2023-11-24 21:52:26,678 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 21:52:26,679 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 21:52:26,679 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 21:52:26,679 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 21:52:26,680 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:52:26" (1/1) ... [2023-11-24 21:52:26,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-24 21:52:26,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/z3 [2023-11-24 21:52:26,729 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-24 21:52:26,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-24 21:52:26,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 21:52:26,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-24 21:52:26,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-24 21:52:26,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-11-24 21:52:26,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2023-11-24 21:52:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2023-11-24 21:52:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2023-11-24 21:52:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 21:52:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2023-11-24 21:52:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2023-11-24 21:52:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2023-11-24 21:52:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2023-11-24 21:52:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2023-11-24 21:52:26,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2023-11-24 21:52:26,779 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 21:52:26,779 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 21:52:26,779 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 21:52:26,779 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 21:52:26,779 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 21:52:26,779 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 21:52:26,780 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 21:52:26,780 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 21:52:26,780 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 21:52:26,780 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 21:52:26,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 21:52:26,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 21:52:26,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 21:52:26,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 21:52:26,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2023-11-24 21:52:26,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2023-11-24 21:52:26,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2023-11-24 21:52:26,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2023-11-24 21:52:26,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2023-11-24 21:52:26,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2023-11-24 21:52:26,783 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 21:52:26,957 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 21:52:26,959 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 21:52:27,732 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 21:52:28,171 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 21:52:28,171 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-24 21:52:28,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 09:52:28 BoogieIcfgContainer [2023-11-24 21:52:28,172 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 21:52:28,176 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 21:52:28,176 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 21:52:28,179 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 21:52:28,180 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 09:52:26" (1/3) ... [2023-11-24 21:52:28,181 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c6e1de0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 09:52:28, skipping insertion in model container [2023-11-24 21:52:28,181 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:52:26" (2/3) ... [2023-11-24 21:52:28,183 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c6e1de0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 09:52:28, skipping insertion in model container [2023-11-24 21:52:28,183 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 09:52:28" (3/3) ... [2023-11-24 21:52:28,185 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-prod-cons3.wvr.c [2023-11-24 21:52:28,205 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 21:52:28,206 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2023-11-24 21:52:28,206 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-24 21:52:28,313 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-11-24 21:52:28,372 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 101 places, 94 transitions, 216 flow [2023-11-24 21:52:28,423 INFO L124 PetriNetUnfolderBase]: 6/90 cut-off events. [2023-11-24 21:52:28,423 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-11-24 21:52:28,427 INFO L83 FinitePrefix]: Finished finitePrefix Result has 107 conditions, 90 events. 6/90 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 209 event pairs, 0 based on Foata normal form. 0/54 useless extension candidates. Maximal degree in co-relation 67. Up to 2 conditions per place. [2023-11-24 21:52:28,427 INFO L82 GeneralOperation]: Start removeDead. Operand has 101 places, 94 transitions, 216 flow [2023-11-24 21:52:28,432 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 96 places, 89 transitions, 202 flow [2023-11-24 21:52:28,442 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 21:52:28,449 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;@5160f207, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 21:52:28,449 INFO L358 AbstractCegarLoop]: Starting to check reachability of 42 error locations. [2023-11-24 21:52:28,453 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-24 21:52:28,454 INFO L124 PetriNetUnfolderBase]: 1/4 cut-off events. [2023-11-24 21:52:28,454 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-24 21:52:28,454 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-24 21:52:28,455 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-11-24 21:52:28,455 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-24 21:52:28,460 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 21:52:28,460 INFO L85 PathProgramCache]: Analyzing trace with hash 773564, now seen corresponding path program 1 times [2023-11-24 21:52:28,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-24 21:52:28,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [857991986] [2023-11-24 21:52:28,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 21:52:28,475 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 [2023-11-24 21:52:28,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/mathsat [2023-11-24 21:52:28,479 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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) [2023-11-24 21:52:28,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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 [2023-11-24 21:52:28,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 21:52:28,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 21:52:28,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 21:52:28,733 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 6 treesize of output 7 [2023-11-24 21:52:28,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:28,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:28,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:28,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:28,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:28,770 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:28,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:28,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:28,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:28,801 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 16 treesize of output 1 [2023-11-24 21:52:28,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:28,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:28,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:28,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:28,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:28,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:28,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:28,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:28,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:28,861 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 [2023-11-24 21:52:28,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:28,866 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 [2023-11-24 21:52:28,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:28,904 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 [2023-11-24 21:52:28,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:28,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:28,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:28,937 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 11 treesize of output 1 [2023-11-24 21:52:28,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:28,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-24 21:52:28,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:28,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:28,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:28,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,033 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,044 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 [2023-11-24 21:52:29,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,094 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,129 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 6 treesize of output 1 [2023-11-24 21:52:29,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,148 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,205 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 11 treesize of output 1 [2023-11-24 21:52:29,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,221 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,256 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 [2023-11-24 21:52:29,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,289 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 11 treesize of output 1 [2023-11-24 21:52:29,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,311 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 [2023-11-24 21:52:29,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,338 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 [2023-11-24 21:52:29,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,351 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,368 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 16 treesize of output 1 [2023-11-24 21:52:29,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,383 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 11 treesize of output 1 [2023-11-24 21:52:29,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,421 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,431 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,445 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,464 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 [2023-11-24 21:52:29,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,470 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,481 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 [2023-11-24 21:52:29,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,523 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,581 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 [2023-11-24 21:52:29,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-24 21:52:29,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,683 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,706 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,736 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 [2023-11-24 21:52:29,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,750 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-24 21:52:29,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,758 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 11 treesize of output 1 [2023-11-24 21:52:29,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-24 21:52:29,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,787 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 [2023-11-24 21:52:29,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,797 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,803 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 6 treesize of output 1 [2023-11-24 21:52:29,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,816 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,860 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 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-24 21:52:29,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,877 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:29,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:29,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,933 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 [2023-11-24 21:52:29,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,953 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 [2023-11-24 21:52:29,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,973 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 [2023-11-24 21:52:29,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,981 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 [2023-11-24 21:52:29,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:29,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:30,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:30,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,020 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 [2023-11-24 21:52:30,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-24 21:52:30,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,032 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:30,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,040 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 11 treesize of output 1 [2023-11-24 21:52:30,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:30,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:30,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:30,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:30,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-24 21:52:30,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,197 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 [2023-11-24 21:52:30,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,211 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 11 treesize of output 1 [2023-11-24 21:52:30,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,230 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-24 21:52:30,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,274 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 [2023-11-24 21:52:30,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-24 21:52:30,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:30,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,338 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:30,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:30,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:30,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,397 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:30,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,426 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 [2023-11-24 21:52:30,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,459 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 [2023-11-24 21:52:30,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:30,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,531 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 [2023-11-24 21:52:30,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,583 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 [2023-11-24 21:52:30,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:30,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:30,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,645 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:30,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,691 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 [2023-11-24 21:52:30,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-24 21:52:30,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:30,721 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:52:30,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 21:52:30,732 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 21:52:30,733 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-24 21:52:30,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [857991986] [2023-11-24 21:52:30,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [857991986] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 21:52:30,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 21:52:30,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-24 21:52:30,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671680832] [2023-11-24 21:52:30,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 21:52:30,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 21:52:30,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-24 21:52:30,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 21:52:30,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 21:52:30,920 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 49 out of 94 [2023-11-24 21:52:30,923 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 89 transitions, 202 flow. Second operand has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:30,924 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-24 21:52:30,924 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 49 of 94 [2023-11-24 21:52:30,925 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-24 21:52:33,794 INFO L124 PetriNetUnfolderBase]: 7946/14649 cut-off events. [2023-11-24 21:52:33,794 INFO L125 PetriNetUnfolderBase]: For 818/818 co-relation queries the response was YES. [2023-11-24 21:52:33,863 INFO L83 FinitePrefix]: Finished finitePrefix Result has 25983 conditions, 14649 events. 7946/14649 cut-off events. For 818/818 co-relation queries the response was YES. Maximal size of possible extension queue 1127. Compared 134346 event pairs, 6340 based on Foata normal form. 1/8842 useless extension candidates. Maximal degree in co-relation 24484. Up to 10302 conditions per place. [2023-11-24 21:52:34,018 INFO L140 encePairwiseOnDemand]: 89/94 looper letters, 39 selfloop transitions, 2 changer transitions 0/85 dead transitions. [2023-11-24 21:52:34,019 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 85 transitions, 276 flow [2023-11-24 21:52:34,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 21:52:34,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-24 21:52:34,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 191 transitions. [2023-11-24 21:52:34,035 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6773049645390071 [2023-11-24 21:52:34,035 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 191 transitions. [2023-11-24 21:52:34,036 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 191 transitions. [2023-11-24 21:52:34,037 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-24 21:52:34,040 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 191 transitions. [2023-11-24 21:52:34,043 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:34,048 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 94.0) internal successors, (376), 4 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:34,049 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 94.0) internal successors, (376), 4 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:34,051 INFO L175 Difference]: Start difference. First operand has 96 places, 89 transitions, 202 flow. Second operand 3 states and 191 transitions. [2023-11-24 21:52:34,053 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 85 transitions, 276 flow [2023-11-24 21:52:34,076 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 86 places, 85 transitions, 260 flow, removed 0 selfloop flow, removed 8 redundant places. [2023-11-24 21:52:34,080 INFO L231 Difference]: Finished difference. Result has 86 places, 85 transitions, 182 flow [2023-11-24 21:52:34,083 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=94, PETRI_DIFFERENCE_MINUEND_FLOW=178, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=85, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=83, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=182, PETRI_PLACES=86, PETRI_TRANSITIONS=85} [2023-11-24 21:52:34,087 INFO L281 CegarLoopForPetriNet]: 96 programPoint places, -10 predicate places. [2023-11-24 21:52:34,088 INFO L495 AbstractCegarLoop]: Abstraction has has 86 places, 85 transitions, 182 flow [2023-11-24 21:52:34,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:34,088 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-24 21:52:34,089 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-11-24 21:52:34,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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 [2023-11-24 21:52:34,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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 [2023-11-24 21:52:34,292 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-24 21:52:34,293 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 21:52:34,293 INFO L85 PathProgramCache]: Analyzing trace with hash 773565, now seen corresponding path program 1 times [2023-11-24 21:52:34,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-24 21:52:34,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1576245076] [2023-11-24 21:52:34,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 21:52:34,295 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 [2023-11-24 21:52:34,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/mathsat [2023-11-24 21:52:34,296 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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) [2023-11-24 21:52:34,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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 [2023-11-24 21:52:34,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 21:52:34,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 21:52:34,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 21:52:34,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:34,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,491 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:34,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:34,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,514 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 [2023-11-24 21:52:34,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:34,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:34,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:34,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,605 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 [2023-11-24 21:52:34,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,621 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 [2023-11-24 21:52:34,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,645 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:34,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,675 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:34,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,712 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 [2023-11-24 21:52:34,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,727 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 13 treesize of output 1 [2023-11-24 21:52:34,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:34,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,748 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:34,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,760 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 13 treesize of output 1 [2023-11-24 21:52:34,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,775 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 [2023-11-24 21:52:34,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,797 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:34,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:34,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:34,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,860 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:34,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,906 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:34,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:34,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:34,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,951 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 [2023-11-24 21:52:34,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,972 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-24 21:52:34,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:34,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:35,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,001 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:35,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:35,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,024 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:35,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,079 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 [2023-11-24 21:52:35,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:35,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,121 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 [2023-11-24 21:52:35,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,142 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 18 treesize of output 1 [2023-11-24 21:52:35,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:35,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:35,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:35,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,221 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:35,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,234 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 [2023-11-24 21:52:35,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:35,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,254 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 [2023-11-24 21:52:35,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 21:52:35,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:35,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 21:52:35,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,299 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 [2023-11-24 21:52:35,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 21:52:35,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,323 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:35,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:35,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,363 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:35,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:35,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:35,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,397 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:35,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,421 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:35,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,435 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 13 treesize of output 1 [2023-11-24 21:52:35,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,449 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:35,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,456 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 8 treesize of output 1 [2023-11-24 21:52:35,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,465 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:35,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:35,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:35,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,513 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:35,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:35,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:35,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,592 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:35,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:35,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,620 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 13 treesize of output 1 [2023-11-24 21:52:35,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,630 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:35,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:35,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,670 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-24 21:52:35,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-24 21:52:35,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,728 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 [2023-11-24 21:52:35,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:35,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-24 21:52:35,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,818 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:35,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,862 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 [2023-11-24 21:52:35,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,931 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 [2023-11-24 21:52:35,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:35,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-24 21:52:36,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,016 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 [2023-11-24 21:52:36,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,040 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:36,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,071 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 [2023-11-24 21:52:36,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,109 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 [2023-11-24 21:52:36,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:36,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,152 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 [2023-11-24 21:52:36,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:36,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,198 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-24 21:52:36,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,258 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 18 treesize of output 1 [2023-11-24 21:52:36,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,301 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 [2023-11-24 21:52:36,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,321 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:36,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:36,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:36,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:36,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,427 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:36,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:36,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:36,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:36,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,506 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:36,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,544 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 [2023-11-24 21:52:36,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:36,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,591 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 [2023-11-24 21:52:36,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,619 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:36,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,655 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 [2023-11-24 21:52:36,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:36,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:36,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,718 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:36,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,730 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 [2023-11-24 21:52:36,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,748 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 13 treesize of output 1 [2023-11-24 21:52:36,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,756 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 8 treesize of output 1 [2023-11-24 21:52:36,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:36,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,794 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 13 treesize of output 1 [2023-11-24 21:52:36,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,813 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 13 treesize of output 1 [2023-11-24 21:52:36,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,830 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:36,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,844 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:36,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,861 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 13 treesize of output 1 [2023-11-24 21:52:36,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,880 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:36,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:36,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:36,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:36,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:36,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:36,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:36,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:36,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:37,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:37,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 21:52:37,124 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 21:52:37,125 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-24 21:52:37,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1576245076] [2023-11-24 21:52:37,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1576245076] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 21:52:37,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 21:52:37,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 21:52:37,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77415327] [2023-11-24 21:52:37,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 21:52:37,128 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 21:52:37,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-24 21:52:37,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 21:52:37,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 21:52:37,536 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 49 out of 94 [2023-11-24 21:52:37,536 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 86 places, 85 transitions, 182 flow. Second operand has 4 states, 4 states have (on average 49.75) internal successors, (199), 4 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:37,536 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-24 21:52:37,536 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 49 of 94 [2023-11-24 21:52:37,536 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-24 21:52:40,117 INFO L124 PetriNetUnfolderBase]: 7948/14655 cut-off events. [2023-11-24 21:52:40,117 INFO L125 PetriNetUnfolderBase]: For 123/123 co-relation queries the response was YES. [2023-11-24 21:52:40,178 INFO L83 FinitePrefix]: Finished finitePrefix Result has 25425 conditions, 14655 events. 7948/14655 cut-off events. For 123/123 co-relation queries the response was YES. Maximal size of possible extension queue 1127. Compared 134342 event pairs, 6340 based on Foata normal form. 0/8845 useless extension candidates. Maximal degree in co-relation 25389. Up to 10311 conditions per place. [2023-11-24 21:52:40,303 INFO L140 encePairwiseOnDemand]: 85/94 looper letters, 42 selfloop transitions, 7 changer transitions 0/91 dead transitions. [2023-11-24 21:52:40,304 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 91 transitions, 294 flow [2023-11-24 21:52:40,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-24 21:52:40,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-24 21:52:40,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 247 transitions. [2023-11-24 21:52:40,314 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6569148936170213 [2023-11-24 21:52:40,314 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 247 transitions. [2023-11-24 21:52:40,314 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 247 transitions. [2023-11-24 21:52:40,316 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-24 21:52:40,316 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 247 transitions. [2023-11-24 21:52:40,319 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 61.75) internal successors, (247), 4 states have internal predecessors, (247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:40,323 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 94.0) internal successors, (470), 5 states have internal predecessors, (470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:40,324 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 94.0) internal successors, (470), 5 states have internal predecessors, (470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:40,325 INFO L175 Difference]: Start difference. First operand has 86 places, 85 transitions, 182 flow. Second operand 4 states and 247 transitions. [2023-11-24 21:52:40,325 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 91 transitions, 294 flow [2023-11-24 21:52:40,327 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 91 transitions, 288 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-24 21:52:40,331 INFO L231 Difference]: Finished difference. Result has 90 places, 91 transitions, 234 flow [2023-11-24 21:52:40,332 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=94, PETRI_DIFFERENCE_MINUEND_FLOW=178, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=85, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=78, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=234, PETRI_PLACES=90, PETRI_TRANSITIONS=91} [2023-11-24 21:52:40,333 INFO L281 CegarLoopForPetriNet]: 96 programPoint places, -6 predicate places. [2023-11-24 21:52:40,333 INFO L495 AbstractCegarLoop]: Abstraction has has 90 places, 91 transitions, 234 flow [2023-11-24 21:52:40,334 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 49.75) internal successors, (199), 4 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:40,334 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-24 21:52:40,334 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-11-24 21:52:40,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-24 21:52:40,538 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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 [2023-11-24 21:52:40,539 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-24 21:52:40,539 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 21:52:40,540 INFO L85 PathProgramCache]: Analyzing trace with hash 23982617, now seen corresponding path program 1 times [2023-11-24 21:52:40,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-24 21:52:40,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1799710657] [2023-11-24 21:52:40,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 21:52:40,541 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 [2023-11-24 21:52:40,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/mathsat [2023-11-24 21:52:40,542 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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) [2023-11-24 21:52:40,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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 [2023-11-24 21:52:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 21:52:40,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 21:52:40,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 21:52:40,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:40,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:40,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:40,923 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:40,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 21 [2023-11-24 21:52:40,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:40,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,009 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-24 21:52:41,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 25 [2023-11-24 21:52:41,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-24 21:52:41,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,124 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:41,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 21 [2023-11-24 21:52:41,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,194 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:41,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 15 [2023-11-24 21:52:41,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-24 21:52:41,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,315 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:41,315 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 [2023-11-24 21:52:41,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,395 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-24 21:52:41,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 22 [2023-11-24 21:52:41,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,437 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-24 21:52:41,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,493 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:41,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 15 [2023-11-24 21:52:41,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,533 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-24 21:52:41,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,595 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:41,595 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 [2023-11-24 21:52:41,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-24 21:52:41,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,715 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:41,715 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 [2023-11-24 21:52:41,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,781 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:41,782 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 [2023-11-24 21:52:41,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-24 21:52:41,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,923 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:41,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 21 [2023-11-24 21:52:41,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:41,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,017 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-24 21:52:42,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 25 [2023-11-24 21:52:42,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,147 INFO L349 Elim1Store]: treesize reduction 62, result has 10.1 percent of original size [2023-11-24 21:52:42,147 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 29 [2023-11-24 21:52:42,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,246 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-24 21:52:42,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 25 [2023-11-24 21:52:42,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,324 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-24 21:52:42,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 22 [2023-11-24 21:52:42,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,397 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:42,397 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 [2023-11-24 21:52:42,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,472 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:42,472 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 [2023-11-24 21:52:42,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:42,574 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-24 21:52:42,574 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 25 [2023-11-24 21:52:42,639 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-24 21:52:42,639 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 [2023-11-24 21:52:42,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 21:52:42,673 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 21:52:42,673 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-24 21:52:42,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1799710657] [2023-11-24 21:52:42,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1799710657] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 21:52:42,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 21:52:42,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-24 21:52:42,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763849265] [2023-11-24 21:52:42,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 21:52:42,675 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 21:52:42,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-24 21:52:42,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 21:52:42,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 21:52:42,833 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 49 out of 94 [2023-11-24 21:52:42,833 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 91 transitions, 234 flow. Second operand has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:42,833 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-24 21:52:42,834 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 49 of 94 [2023-11-24 21:52:42,834 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-24 21:52:45,386 INFO L124 PetriNetUnfolderBase]: 7948/13898 cut-off events. [2023-11-24 21:52:45,387 INFO L125 PetriNetUnfolderBase]: For 124/124 co-relation queries the response was YES. [2023-11-24 21:52:45,448 INFO L83 FinitePrefix]: Finished finitePrefix Result has 24687 conditions, 13898 events. 7948/13898 cut-off events. For 124/124 co-relation queries the response was YES. Maximal size of possible extension queue 1031. Compared 119874 event pairs, 6340 based on Foata normal form. 757/9605 useless extension candidates. Maximal degree in co-relation 24643. Up to 10313 conditions per place. [2023-11-24 21:52:45,550 INFO L140 encePairwiseOnDemand]: 91/94 looper letters, 46 selfloop transitions, 1 changer transitions 0/89 dead transitions. [2023-11-24 21:52:45,551 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 89 transitions, 324 flow [2023-11-24 21:52:45,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 21:52:45,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-24 21:52:45,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 190 transitions. [2023-11-24 21:52:45,553 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6737588652482269 [2023-11-24 21:52:45,553 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 190 transitions. [2023-11-24 21:52:45,553 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 190 transitions. [2023-11-24 21:52:45,554 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-24 21:52:45,554 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 190 transitions. [2023-11-24 21:52:45,555 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 63.333333333333336) internal successors, (190), 3 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:45,557 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 94.0) internal successors, (376), 4 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:45,557 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 94.0) internal successors, (376), 4 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:45,557 INFO L175 Difference]: Start difference. First operand has 90 places, 91 transitions, 234 flow. Second operand 3 states and 190 transitions. [2023-11-24 21:52:45,558 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 90 places, 89 transitions, 324 flow [2023-11-24 21:52:45,559 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 89 transitions, 324 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-24 21:52:45,562 INFO L231 Difference]: Finished difference. Result has 90 places, 89 transitions, 232 flow [2023-11-24 21:52:45,563 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=94, PETRI_DIFFERENCE_MINUEND_FLOW=230, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=232, PETRI_PLACES=90, PETRI_TRANSITIONS=89} [2023-11-24 21:52:45,564 INFO L281 CegarLoopForPetriNet]: 96 programPoint places, -6 predicate places. [2023-11-24 21:52:45,564 INFO L495 AbstractCegarLoop]: Abstraction has has 90 places, 89 transitions, 232 flow [2023-11-24 21:52:45,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:45,565 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-24 21:52:45,565 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-11-24 21:52:45,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-24 21:52:45,769 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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 [2023-11-24 21:52:45,769 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-24 21:52:45,770 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 21:52:45,770 INFO L85 PathProgramCache]: Analyzing trace with hash 23982618, now seen corresponding path program 1 times [2023-11-24 21:52:45,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-24 21:52:45,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1520520080] [2023-11-24 21:52:45,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 21:52:45,771 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 [2023-11-24 21:52:45,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/mathsat [2023-11-24 21:52:45,774 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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) [2023-11-24 21:52:45,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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 [2023-11-24 21:52:45,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 21:52:45,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 21:52:45,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 21:52:46,008 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 21:52:46,022 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 21:52:46,033 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 21:52:46,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 5 [2023-11-24 21:52:46,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,108 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 [2023-11-24 21:52:46,130 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 21:52:46,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,259 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 [2023-11-24 21:52:46,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,330 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 [2023-11-24 21:52:46,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,401 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 [2023-11-24 21:52:46,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:46,453 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 [2023-11-24 21:52:46,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 21:52:46,521 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 21:52:46,521 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-24 21:52:46,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1520520080] [2023-11-24 21:52:46,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1520520080] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 21:52:46,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 21:52:46,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 21:52:46,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952286765] [2023-11-24 21:52:46,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 21:52:46,522 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 21:52:46,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-24 21:52:46,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 21:52:46,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-24 21:52:46,839 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 49 out of 94 [2023-11-24 21:52:46,840 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 89 transitions, 232 flow. Second operand has 4 states, 4 states have (on average 50.0) internal successors, (200), 4 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:46,840 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-24 21:52:46,840 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 49 of 94 [2023-11-24 21:52:46,841 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-24 21:52:48,372 INFO L124 PetriNetUnfolderBase]: 7948/13141 cut-off events. [2023-11-24 21:52:48,373 INFO L125 PetriNetUnfolderBase]: For 124/124 co-relation queries the response was YES. [2023-11-24 21:52:48,423 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23932 conditions, 13141 events. 7948/13141 cut-off events. For 124/124 co-relation queries the response was YES. Maximal size of possible extension queue 935. Compared 105544 event pairs, 6340 based on Foata normal form. 757/9605 useless extension candidates. Maximal degree in co-relation 23921. Up to 10313 conditions per place. [2023-11-24 21:52:48,659 INFO L140 encePairwiseOnDemand]: 91/94 looper letters, 46 selfloop transitions, 1 changer transitions 0/87 dead transitions. [2023-11-24 21:52:48,659 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 87 transitions, 322 flow [2023-11-24 21:52:48,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 21:52:48,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-24 21:52:48,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 190 transitions. [2023-11-24 21:52:48,661 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6737588652482269 [2023-11-24 21:52:48,662 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 190 transitions. [2023-11-24 21:52:48,662 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 190 transitions. [2023-11-24 21:52:48,662 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-24 21:52:48,662 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 190 transitions. [2023-11-24 21:52:48,663 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 63.333333333333336) internal successors, (190), 3 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:48,664 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 94.0) internal successors, (376), 4 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:48,665 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 94.0) internal successors, (376), 4 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:48,665 INFO L175 Difference]: Start difference. First operand has 90 places, 89 transitions, 232 flow. Second operand 3 states and 190 transitions. [2023-11-24 21:52:48,665 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 90 places, 87 transitions, 322 flow [2023-11-24 21:52:48,667 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 89 places, 87 transitions, 321 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-24 21:52:48,669 INFO L231 Difference]: Finished difference. Result has 89 places, 87 transitions, 229 flow [2023-11-24 21:52:48,669 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=94, PETRI_DIFFERENCE_MINUEND_FLOW=227, PETRI_DIFFERENCE_MINUEND_PLACES=87, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=87, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=229, PETRI_PLACES=89, PETRI_TRANSITIONS=87} [2023-11-24 21:52:48,670 INFO L281 CegarLoopForPetriNet]: 96 programPoint places, -7 predicate places. [2023-11-24 21:52:48,671 INFO L495 AbstractCegarLoop]: Abstraction has has 89 places, 87 transitions, 229 flow [2023-11-24 21:52:48,671 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 50.0) internal successors, (200), 4 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:48,671 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-24 21:52:48,672 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1] [2023-11-24 21:52:48,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-24 21:52:48,874 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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 [2023-11-24 21:52:48,875 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-24 21:52:48,876 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 21:52:48,876 INFO L85 PathProgramCache]: Analyzing trace with hash 743420911, now seen corresponding path program 1 times [2023-11-24 21:52:48,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-24 21:52:48,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [90583] [2023-11-24 21:52:48,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 21:52:48,877 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 [2023-11-24 21:52:48,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/mathsat [2023-11-24 21:52:48,878 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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) [2023-11-24 21:52:48,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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 [2023-11-24 21:52:48,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 21:52:48,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 21:52:48,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 21:52:49,007 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 [2023-11-24 21:52:49,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,022 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:49,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,034 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 13 treesize of output 1 [2023-11-24 21:52:49,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,043 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:49,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,067 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:49,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:49,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,096 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:49,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,117 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 [2023-11-24 21:52:49,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,139 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 [2023-11-24 21:52:49,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,161 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 [2023-11-24 21:52:49,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,198 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 [2023-11-24 21:52:49,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:49,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,252 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:49,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,264 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 [2023-11-24 21:52:49,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:49,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,285 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 8 treesize of output 1 [2023-11-24 21:52:49,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,298 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:49,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,306 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 [2023-11-24 21:52:49,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,321 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:49,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-24 21:52:49,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,355 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:49,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,362 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 21:52:49,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:49,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:49,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,399 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:49,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:49,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,435 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 13 treesize of output 1 [2023-11-24 21:52:49,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:49,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,455 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:49,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:49,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,487 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-24 21:52:49,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:49,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,512 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 [2023-11-24 21:52:49,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,520 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:49,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:49,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,542 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 [2023-11-24 21:52:49,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,551 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:49,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:49,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:49,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,594 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 [2023-11-24 21:52:49,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,608 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:49,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,615 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:49,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,653 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 23 treesize of output 1 [2023-11-24 21:52:49,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:49,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,688 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 [2023-11-24 21:52:49,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,707 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 [2023-11-24 21:52:49,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,729 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-24 21:52:49,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:49,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,756 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:49,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:49,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:49,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:49,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,807 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 [2023-11-24 21:52:49,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:49,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:49,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,873 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 [2023-11-24 21:52:49,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:49,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,908 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 [2023-11-24 21:52:49,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:49,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:49,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:49,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,971 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:49,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:49,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:49,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:50,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,005 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:50,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:50,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,026 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 [2023-11-24 21:52:50,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,034 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:50,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,055 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:50,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,066 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 [2023-11-24 21:52:50,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,078 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 [2023-11-24 21:52:50,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:50,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,131 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 [2023-11-24 21:52:50,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,182 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 [2023-11-24 21:52:50,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,216 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 [2023-11-24 21:52:50,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,236 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 18 treesize of output 1 [2023-11-24 21:52:50,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,274 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 [2023-11-24 21:52:50,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,296 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 [2023-11-24 21:52:50,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:50,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,334 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 [2023-11-24 21:52:50,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,347 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:50,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,368 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 [2023-11-24 21:52:50,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,403 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 [2023-11-24 21:52:50,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:50,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,462 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 [2023-11-24 21:52:50,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,484 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 [2023-11-24 21:52:50,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:50,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-24 21:52:50,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:50,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:50,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:50,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-24 21:52:50,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,628 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:50,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,645 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:50,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,656 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:50,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,675 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:50,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:50,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,699 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 [2023-11-24 21:52:50,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,721 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 18 treesize of output 1 [2023-11-24 21:52:50,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,733 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 [2023-11-24 21:52:50,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:50,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:50,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,774 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:50,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,786 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:50,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,798 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:50,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,805 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:50,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:50,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,826 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:50,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:50,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:50,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,861 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 13 treesize of output 1 [2023-11-24 21:52:50,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:50,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,891 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 [2023-11-24 21:52:50,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:50,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:50,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,962 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 [2023-11-24 21:52:50,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:52:50,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:50,996 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 21:52:51,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:51,010 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 [2023-11-24 21:52:51,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:51,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-24 21:52:51,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 21:52:51,194 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 21:52:51,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 21:52:51,636 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-24 21:52:51,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [90583] [2023-11-24 21:52:51,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [90583] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 21:52:51,637 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-24 21:52:51,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2023-11-24 21:52:51,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008109336] [2023-11-24 21:52:51,637 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-24 21:52:51,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-24 21:52:51,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-24 21:52:51,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-24 21:52:51,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2023-11-24 21:52:53,227 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 49 out of 94 [2023-11-24 21:52:53,228 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 87 transitions, 229 flow. Second operand has 10 states, 10 states have (on average 50.0) internal successors, (500), 10 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:53,228 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-24 21:52:53,229 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 49 of 94 [2023-11-24 21:52:53,229 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-24 21:52:56,217 INFO L124 PetriNetUnfolderBase]: 7954/13159 cut-off events. [2023-11-24 21:52:56,217 INFO L125 PetriNetUnfolderBase]: For 127/127 co-relation queries the response was YES. [2023-11-24 21:52:56,253 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23992 conditions, 13159 events. 7954/13159 cut-off events. For 127/127 co-relation queries the response was YES. Maximal size of possible extension queue 935. Compared 105665 event pairs, 6340 based on Foata normal form. 0/8861 useless extension candidates. Maximal degree in co-relation 23980. Up to 10314 conditions per place. [2023-11-24 21:52:56,332 INFO L140 encePairwiseOnDemand]: 85/94 looper letters, 42 selfloop transitions, 25 changer transitions 0/105 dead transitions. [2023-11-24 21:52:56,332 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 98 places, 105 transitions, 441 flow [2023-11-24 21:52:56,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-24 21:52:56,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2023-11-24 21:52:56,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 563 transitions. [2023-11-24 21:52:56,336 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5989361702127659 [2023-11-24 21:52:56,336 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 563 transitions. [2023-11-24 21:52:56,336 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 563 transitions. [2023-11-24 21:52:56,337 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-24 21:52:56,337 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 563 transitions. [2023-11-24 21:52:56,339 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 56.3) internal successors, (563), 10 states have internal predecessors, (563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:56,342 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 94.0) internal successors, (1034), 11 states have internal predecessors, (1034), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:56,343 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 94.0) internal successors, (1034), 11 states have internal predecessors, (1034), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:56,343 INFO L175 Difference]: Start difference. First operand has 89 places, 87 transitions, 229 flow. Second operand 10 states and 563 transitions. [2023-11-24 21:52:56,343 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 98 places, 105 transitions, 441 flow [2023-11-24 21:52:56,345 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 105 transitions, 440 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-24 21:52:56,348 INFO L231 Difference]: Finished difference. Result has 100 places, 105 transitions, 390 flow [2023-11-24 21:52:56,348 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=94, PETRI_DIFFERENCE_MINUEND_FLOW=228, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=87, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=75, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=390, PETRI_PLACES=100, PETRI_TRANSITIONS=105} [2023-11-24 21:52:56,349 INFO L281 CegarLoopForPetriNet]: 96 programPoint places, 4 predicate places. [2023-11-24 21:52:56,349 INFO L495 AbstractCegarLoop]: Abstraction has has 100 places, 105 transitions, 390 flow [2023-11-24 21:52:56,350 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 50.0) internal successors, (500), 10 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:56,350 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-24 21:52:56,350 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-24 21:52:56,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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 [2023-11-24 21:52:56,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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 [2023-11-24 21:52:56,553 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-24 21:52:56,554 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 21:52:56,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1502365807, now seen corresponding path program 1 times [2023-11-24 21:52:56,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-24 21:52:56,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [580877687] [2023-11-24 21:52:56,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 21:52:56,555 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 [2023-11-24 21:52:56,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/mathsat [2023-11-24 21:52:56,556 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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) [2023-11-24 21:52:56,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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 [2023-11-24 21:52:56,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 21:52:56,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 21:52:56,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 21:52:56,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:56,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:56,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:56,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 11 [2023-11-24 21:52:56,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:56,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:56,813 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:56,814 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 [2023-11-24 21:52:56,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:56,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:56,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:56,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:56,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:56,887 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:56,888 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 18 [2023-11-24 21:52:56,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:56,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:56,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:56,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 11 [2023-11-24 21:52:56,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:56,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:56,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:56,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,008 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-24 21:52:57,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 22 [2023-11-24 21:52:57,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,082 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:57,082 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 18 [2023-11-24 21:52:57,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,120 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-24 21:52:57,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,171 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:57,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 18 [2023-11-24 21:52:57,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-24 21:52:57,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,248 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:57,248 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 15 [2023-11-24 21:52:57,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,302 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:57,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 18 [2023-11-24 21:52:57,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,369 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-24 21:52:57,369 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 22 [2023-11-24 21:52:57,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,426 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:57,427 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 [2023-11-24 21:52:57,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,487 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-24 21:52:57,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 22 [2023-11-24 21:52:57,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,520 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-24 21:52:57,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,572 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:57,573 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 [2023-11-24 21:52:57,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,620 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:57,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 15 [2023-11-24 21:52:57,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-24 21:52:57,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,710 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:57,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 18 [2023-11-24 21:52:57,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,740 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 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-24 21:52:57,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,798 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:57,798 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 18 [2023-11-24 21:52:57,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,865 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-24 21:52:57,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 22 [2023-11-24 21:52:57,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-24 21:52:57,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,946 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:57,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 15 [2023-11-24 21:52:57,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:57,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-24 21:52:58,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:58,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:58,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:58,038 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:58,039 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 18 [2023-11-24 21:52:58,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:58,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:58,072 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-24 21:52:58,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:58,115 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:58,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 15 [2023-11-24 21:52:58,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:58,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:58,192 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-24 21:52:58,193 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 22 [2023-11-24 21:52:58,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:58,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:58,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:52:58,250 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 21:52:58,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 18 [2023-11-24 21:52:58,298 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-24 21:52:58,298 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 [2023-11-24 21:52:58,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 21:52:58,377 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 21:52:58,378 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-24 21:52:58,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [580877687] [2023-11-24 21:52:58,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [580877687] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 21:52:58,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 21:52:58,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-24 21:52:58,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111779328] [2023-11-24 21:52:58,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 21:52:58,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 21:52:58,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-24 21:52:58,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 21:52:58,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 21:52:58,512 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 49 out of 94 [2023-11-24 21:52:58,513 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 105 transitions, 390 flow. Second operand has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:58,513 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-24 21:52:58,513 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 49 of 94 [2023-11-24 21:52:58,513 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-24 21:52:59,768 INFO L124 PetriNetUnfolderBase]: 7954/13046 cut-off events. [2023-11-24 21:52:59,768 INFO L125 PetriNetUnfolderBase]: For 148/148 co-relation queries the response was YES. [2023-11-24 21:52:59,813 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23922 conditions, 13046 events. 7954/13046 cut-off events. For 148/148 co-relation queries the response was YES. Maximal size of possible extension queue 932. Compared 103837 event pairs, 6340 based on Foata normal form. 115/8981 useless extension candidates. Maximal degree in co-relation 23906. Up to 10331 conditions per place. [2023-11-24 21:52:59,880 INFO L140 encePairwiseOnDemand]: 91/94 looper letters, 64 selfloop transitions, 1 changer transitions 0/103 dead transitions. [2023-11-24 21:52:59,880 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 103 transitions, 516 flow [2023-11-24 21:52:59,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 21:52:59,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-24 21:52:59,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 190 transitions. [2023-11-24 21:52:59,882 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6737588652482269 [2023-11-24 21:52:59,882 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 190 transitions. [2023-11-24 21:52:59,882 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 190 transitions. [2023-11-24 21:52:59,883 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-24 21:52:59,883 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 190 transitions. [2023-11-24 21:52:59,884 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 63.333333333333336) internal successors, (190), 3 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:59,885 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 94.0) internal successors, (376), 4 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:59,885 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 94.0) internal successors, (376), 4 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:59,885 INFO L175 Difference]: Start difference. First operand has 100 places, 105 transitions, 390 flow. Second operand 3 states and 190 transitions. [2023-11-24 21:52:59,885 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 103 transitions, 516 flow [2023-11-24 21:52:59,887 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 103 transitions, 452 flow, removed 18 selfloop flow, removed 4 redundant places. [2023-11-24 21:52:59,890 INFO L231 Difference]: Finished difference. Result has 96 places, 103 transitions, 324 flow [2023-11-24 21:52:59,890 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=94, PETRI_DIFFERENCE_MINUEND_FLOW=322, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=103, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=102, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=324, PETRI_PLACES=96, PETRI_TRANSITIONS=103} [2023-11-24 21:52:59,891 INFO L281 CegarLoopForPetriNet]: 96 programPoint places, 0 predicate places. [2023-11-24 21:52:59,891 INFO L495 AbstractCegarLoop]: Abstraction has has 96 places, 103 transitions, 324 flow [2023-11-24 21:52:59,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:52:59,892 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-24 21:52:59,892 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-24 21:52:59,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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 [2023-11-24 21:53:00,094 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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 [2023-11-24 21:53:00,094 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-24 21:53:00,094 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 21:53:00,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1502365808, now seen corresponding path program 1 times [2023-11-24 21:53:00,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-24 21:53:00,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [540699117] [2023-11-24 21:53:00,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 21:53:00,095 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 [2023-11-24 21:53:00,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/mathsat [2023-11-24 21:53:00,127 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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) [2023-11-24 21:53:00,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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 [2023-11-24 21:53:00,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 21:53:00,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 21:53:00,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 21:53:00,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,353 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 15 treesize of output 11 [2023-11-24 21:53:00,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 5 [2023-11-24 21:53:00,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,468 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 [2023-11-24 21:53:00,494 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 21:53:00,500 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 21:53:00,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,549 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 [2023-11-24 21:53:00,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,578 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 21:53:00,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,613 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:53:00,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,646 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-24 21:53:00,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,662 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:53:00,685 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 21:53:00,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-24 21:53:00,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,754 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 21:53:00,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-24 21:53:00,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,837 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 [2023-11-24 21:53:00,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,885 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 [2023-11-24 21:53:00,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,907 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 21:53:00,924 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 21:53:00,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:53:00,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:00,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:53:01,004 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 21:53:01,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,063 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 [2023-11-24 21:53:01,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,092 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 21:53:01,108 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 21:53:01,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-24 21:53:01,156 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 21:53:01,175 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 21:53:01,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,228 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 21:53:01,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,282 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 [2023-11-24 21:53:01,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-24 21:53:01,329 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 21:53:01,347 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 21:53:01,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-24 21:53:01,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 21:53:01,407 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 [2023-11-24 21:53:01,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 21:53:01,511 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 21:53:01,512 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-24 21:53:01,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [540699117] [2023-11-24 21:53:01,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [540699117] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 21:53:01,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 21:53:01,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 21:53:01,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601536836] [2023-11-24 21:53:01,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 21:53:01,513 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 21:53:01,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-24 21:53:01,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 21:53:01,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-24 21:53:01,768 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 49 out of 94 [2023-11-24 21:53:01,768 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 103 transitions, 324 flow. Second operand has 4 states, 4 states have (on average 50.5) internal successors, (202), 4 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) [2023-11-24 21:53:01,768 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-24 21:53:01,768 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 49 of 94 [2023-11-24 21:53:01,768 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-24 21:53:03,169 INFO L124 PetriNetUnfolderBase]: 7954/12933 cut-off events. [2023-11-24 21:53:03,170 INFO L125 PetriNetUnfolderBase]: For 136/136 co-relation queries the response was YES. [2023-11-24 21:53:03,212 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23778 conditions, 12933 events. 7954/12933 cut-off events. For 136/136 co-relation queries the response was YES. Maximal size of possible extension queue 929. Compared 102188 event pairs, 6340 based on Foata normal form. 115/8980 useless extension candidates. Maximal degree in co-relation 23763. Up to 10331 conditions per place. [2023-11-24 21:53:03,275 INFO L140 encePairwiseOnDemand]: 91/94 looper letters, 64 selfloop transitions, 1 changer transitions 0/101 dead transitions. [2023-11-24 21:53:03,275 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 101 transitions, 450 flow [2023-11-24 21:53:03,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 21:53:03,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-24 21:53:03,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 190 transitions. [2023-11-24 21:53:03,277 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6737588652482269 [2023-11-24 21:53:03,277 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 190 transitions. [2023-11-24 21:53:03,277 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 190 transitions. [2023-11-24 21:53:03,277 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-24 21:53:03,277 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 190 transitions. [2023-11-24 21:53:03,278 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 63.333333333333336) internal successors, (190), 3 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:53:03,279 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 94.0) internal successors, (376), 4 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:53:03,279 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 94.0) internal successors, (376), 4 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:53:03,280 INFO L175 Difference]: Start difference. First operand has 96 places, 103 transitions, 324 flow. Second operand 3 states and 190 transitions. [2023-11-24 21:53:03,280 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 101 transitions, 450 flow [2023-11-24 21:53:03,281 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 101 transitions, 449 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-24 21:53:03,284 INFO L231 Difference]: Finished difference. Result has 95 places, 101 transitions, 321 flow [2023-11-24 21:53:03,284 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=94, PETRI_DIFFERENCE_MINUEND_FLOW=319, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=101, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=100, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=321, PETRI_PLACES=95, PETRI_TRANSITIONS=101} [2023-11-24 21:53:03,285 INFO L281 CegarLoopForPetriNet]: 96 programPoint places, -1 predicate places. [2023-11-24 21:53:03,285 INFO L495 AbstractCegarLoop]: Abstraction has has 95 places, 101 transitions, 321 flow [2023-11-24 21:53:03,285 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 50.5) internal successors, (202), 4 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) [2023-11-24 21:53:03,285 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-24 21:53:03,285 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 21:53:03,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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 [2023-11-24 21:53:03,488 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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 [2023-11-24 21:53:03,488 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-24 21:53:03,488 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 21:53:03,488 INFO L85 PathProgramCache]: Analyzing trace with hash -867182093, now seen corresponding path program 1 times [2023-11-24 21:53:03,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-24 21:53:03,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2024430867] [2023-11-24 21:53:03,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 21:53:03,489 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 [2023-11-24 21:53:03,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/mathsat [2023-11-24 21:53:03,491 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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) [2023-11-24 21:53:03,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_955047a7-6010-46c2-be41-332c58e0abdb/bin/uautomizer-verify-NlZe1sFDwI/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 [2023-11-24 21:53:03,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 21:53:03,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 21:53:03,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 21:53:03,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 21:53:03,677 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 21:53:03,677 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-24 21:53:03,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2024430867] [2023-11-24 21:53:03,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2024430867] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 21:53:03,677 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 21:53:03,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 21:53:03,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301130387] [2023-11-24 21:53:03,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 21:53:03,678 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 21:53:03,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-24 21:53:03,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 21:53:03,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 21:53:03,697 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 94 [2023-11-24 21:53:03,697 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 101 transitions, 321 flow. Second operand has 4 states, 4 states have (on average 52.5) internal successors, (210), 4 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:53:03,697 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-24 21:53:03,697 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 94 [2023-11-24 21:53:03,697 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand