./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e7bb482b 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_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 9ceec73f9e554c485344f34d2b1865bfa0707ac614302bf3f054f6fb35398f61 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:11:09,875 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:11:09,947 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-11-06 23:11:09,961 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:11:09,962 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:11:10,020 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:11:10,021 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:11:10,022 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:11:10,023 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:11:10,029 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:11:10,031 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:11:10,032 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:11:10,032 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:11:10,034 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:11:10,034 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:11:10,035 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:11:10,036 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:11:10,036 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:11:10,037 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-06 23:11:10,037 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-06 23:11:10,038 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-06 23:11:10,039 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:11:10,039 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 23:11:10,041 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 23:11:10,042 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:11:10,042 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:11:10,043 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:11:10,044 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:11:10,044 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:11:10,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:11:10,046 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:11:10,047 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:11:10,047 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:11:10,047 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 23:11:10,047 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:11:10,048 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:11:10,048 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:11:10,048 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:11:10,049 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_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ceec73f9e554c485344f34d2b1865bfa0707ac614302bf3f054f6fb35398f61 [2023-11-06 23:11:10,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:11:10,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:11:10,475 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:11:10,476 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:11:10,477 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:11:10,478 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c [2023-11-06 23:11:13,730 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:11:14,001 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:11:14,002 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c [2023-11-06 23:11:14,015 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/data/137233461/935f1cb85df8482899d92aefae49cbc3/FLAG6b6161ccd [2023-11-06 23:11:14,037 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/data/137233461/935f1cb85df8482899d92aefae49cbc3 [2023-11-06 23:11:14,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:11:14,048 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:11:14,052 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:11:14,052 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:11:14,058 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:11:14,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:11:14" (1/1) ... [2023-11-06 23:11:14,060 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bd06b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:14, skipping insertion in model container [2023-11-06 23:11:14,060 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:11:14" (1/1) ... [2023-11-06 23:11:14,103 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:11:14,352 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:11:14,365 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) [2023-11-06 23:11:14,366 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6cec07f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:14, skipping insertion in model container [2023-11-06 23:11:14,366 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:11:14,367 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-06 23:11:14,369 INFO L158 Benchmark]: Toolchain (without parser) took 320.10ms. Allocated memory is still 161.5MB. Free memory was 120.8MB in the beginning and 109.5MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 23:11:14,370 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 161.5MB. Free memory is still 131.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:11:14,371 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.90ms. Allocated memory is still 161.5MB. Free memory was 120.6MB in the beginning and 109.5MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 23:11:14,372 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 161.5MB. Free memory is still 131.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.90ms. Allocated memory is still 161.5MB. Free memory was 120.6MB in the beginning and 109.5MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 163]: 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_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 9ceec73f9e554c485344f34d2b1865bfa0707ac614302bf3f054f6fb35398f61 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:11:16,882 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:11:17,012 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-11-06 23:11:17,022 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:11:17,023 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:11:17,065 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:11:17,066 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:11:17,067 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:11:17,068 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:11:17,073 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:11:17,074 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:11:17,075 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:11:17,075 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:11:17,077 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:11:17,078 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:11:17,078 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:11:17,079 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:11:17,079 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:11:17,080 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-06 23:11:17,081 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-06 23:11:17,082 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-06 23:11:17,082 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:11:17,083 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 23:11:17,083 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 23:11:17,084 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 23:11:17,084 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 23:11:17,085 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:11:17,085 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:11:17,086 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:11:17,087 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:11:17,088 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:11:17,089 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:11:17,089 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:11:17,090 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:11:17,090 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 23:11:17,091 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 23:11:17,091 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:11:17,091 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:11:17,092 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:11:17,093 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 23:11:17,093 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:11:17,093 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_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ceec73f9e554c485344f34d2b1865bfa0707ac614302bf3f054f6fb35398f61 [2023-11-06 23:11:17,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:11:17,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:11:17,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:11:17,590 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:11:17,590 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:11:17,592 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c [2023-11-06 23:11:20,836 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:11:21,113 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:11:21,114 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c [2023-11-06 23:11:21,122 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/data/61b5dbd0c/524d7067a90f46ba842bdeecd178e186/FLAG66eecbe20 [2023-11-06 23:11:21,136 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/data/61b5dbd0c/524d7067a90f46ba842bdeecd178e186 [2023-11-06 23:11:21,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:11:21,140 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:11:21,141 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:11:21,141 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:11:21,147 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:11:21,147 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:11:21" (1/1) ... [2023-11-06 23:11:21,149 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6313d25c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:21, skipping insertion in model container [2023-11-06 23:11:21,149 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:11:21" (1/1) ... [2023-11-06 23:11:21,177 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:11:21,392 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:11:21,408 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-06 23:11:21,415 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:11:21,471 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:11:21,478 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:11:21,514 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:11:21,526 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:11:21,527 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:11:21,544 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:11:21,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:21 WrapperNode [2023-11-06 23:11:21,545 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:11:21,546 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:11:21,547 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:11:21,547 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:11:21,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:21" (1/1) ... [2023-11-06 23:11:21,569 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:21" (1/1) ... [2023-11-06 23:11:21,611 INFO L138 Inliner]: procedures = 28, calls = 80, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 320 [2023-11-06 23:11:21,612 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:11:21,613 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:11:21,613 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:11:21,613 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:11:21,623 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:21" (1/1) ... [2023-11-06 23:11:21,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:21" (1/1) ... [2023-11-06 23:11:21,633 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:21" (1/1) ... [2023-11-06 23:11:21,633 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:21" (1/1) ... [2023-11-06 23:11:21,667 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:21" (1/1) ... [2023-11-06 23:11:21,673 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:21" (1/1) ... [2023-11-06 23:11:21,676 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:21" (1/1) ... [2023-11-06 23:11:21,679 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:21" (1/1) ... [2023-11-06 23:11:21,685 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:11:21,686 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:11:21,686 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:11:21,686 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:11:21,687 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:21" (1/1) ... [2023-11-06 23:11:21,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:11:21,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:11:21,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:11:21,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:11:21,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:11:21,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 23:11:21,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 23:11:21,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-06 23:11:21,772 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-06 23:11:21,772 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-06 23:11:21,772 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-06 23:11:21,773 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-06 23:11:21,773 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-06 23:11:21,773 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-06 23:11:21,773 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-06 23:11:21,773 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-06 23:11:21,773 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-06 23:11:21,774 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-06 23:11:21,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 23:11:21,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:11:21,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:11:21,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 23:11:21,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-06 23:11:21,776 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-06 23:11:21,935 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:11:21,937 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:11:22,820 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:11:23,118 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:11:23,119 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-06 23:11:23,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:11:23 BoogieIcfgContainer [2023-11-06 23:11:23,125 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:11:23,128 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:11:23,128 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:11:23,132 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:11:23,133 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:11:21" (1/3) ... [2023-11-06 23:11:23,134 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@520b31f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:11:23, skipping insertion in model container [2023-11-06 23:11:23,134 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:21" (2/3) ... [2023-11-06 23:11:23,136 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@520b31f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:11:23, skipping insertion in model container [2023-11-06 23:11:23,136 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:11:23" (3/3) ... [2023-11-06 23:11:23,138 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt.wvr.c [2023-11-06 23:11:23,158 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:11:23,159 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2023-11-06 23:11:23,159 INFO L519 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-06 23:11:23,314 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-11-06 23:11:23,373 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 274 places, 280 transitions, 588 flow [2023-11-06 23:11:23,548 INFO L124 PetriNetUnfolderBase]: 19/276 cut-off events. [2023-11-06 23:11:23,549 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-11-06 23:11:23,558 INFO L83 FinitePrefix]: Finished finitePrefix Result has 293 conditions, 276 events. 19/276 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 235 event pairs, 0 based on Foata normal form. 0/227 useless extension candidates. Maximal degree in co-relation 221. Up to 2 conditions per place. [2023-11-06 23:11:23,558 INFO L82 GeneralOperation]: Start removeDead. Operand has 274 places, 280 transitions, 588 flow [2023-11-06 23:11:23,575 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 265 places, 271 transitions, 566 flow [2023-11-06 23:11:23,579 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-06 23:11:23,603 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 265 places, 271 transitions, 566 flow [2023-11-06 23:11:23,608 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 265 places, 271 transitions, 566 flow [2023-11-06 23:11:23,609 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 265 places, 271 transitions, 566 flow [2023-11-06 23:11:23,695 INFO L124 PetriNetUnfolderBase]: 19/271 cut-off events. [2023-11-06 23:11:23,696 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-11-06 23:11:23,699 INFO L83 FinitePrefix]: Finished finitePrefix Result has 288 conditions, 271 events. 19/271 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 233 event pairs, 0 based on Foata normal form. 0/223 useless extension candidates. Maximal degree in co-relation 221. Up to 2 conditions per place. [2023-11-06 23:11:23,705 INFO L119 LiptonReduction]: Number of co-enabled transitions 3392 [2023-11-06 23:11:57,258 WARN L293 SmtUtils]: Spent 6.55s on a formula simplification. DAG size of input: 124 DAG size of output: 123 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 23:12:05,307 WARN L293 SmtUtils]: Spent 6.77s on a formula simplification. DAG size of input: 127 DAG size of output: 126 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 23:12:08,471 INFO L134 LiptonReduction]: Checked pairs total: 6857 [2023-11-06 23:12:08,471 INFO L136 LiptonReduction]: Total number of compositions: 277 [2023-11-06 23:12:08,486 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:12:08,491 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;@159d90e, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:12:08,491 INFO L358 AbstractCegarLoop]: Starting to check reachability of 42 error locations. [2023-11-06 23:12:08,494 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-06 23:12:08,495 INFO L124 PetriNetUnfolderBase]: 1/2 cut-off events. [2023-11-06 23:12:08,495 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-06 23:12:08,495 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 23:12:08,496 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2023-11-06 23:12:08,496 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-06 23:12:08,500 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:08,500 INFO L85 PathProgramCache]: Analyzing trace with hash 41044, now seen corresponding path program 1 times [2023-11-06 23:12:08,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:12:08,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1764596122] [2023-11-06 23:12:08,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:08,513 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 [2023-11-06 23:12:08,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:12:08,519 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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) [2023-11-06 23:12:08,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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 [2023-11-06 23:12:08,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:08,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 23:12:08,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:12:08,869 INFO L351 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 [2023-11-06 23:12:08,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:08,894 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:08,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:08,918 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:08,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:08,931 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:08,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:08,945 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:08,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:08,954 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:08,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:08,968 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:08,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:08,979 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:08,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:08,993 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:09,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,002 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:09,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,030 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:09,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,043 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:09,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,060 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:09,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,069 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:09,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,084 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:09,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,106 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:09,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,120 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:09,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,129 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:09,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,150 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:09,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,172 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:09,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,188 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:09,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,209 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:09,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,246 INFO L351 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 [2023-11-06 23:12:09,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,270 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:09,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,319 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:09,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,339 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:09,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,364 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:09,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,398 INFO L351 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 [2023-11-06 23:12:09,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,421 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:09,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,433 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:09,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,475 INFO L351 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 [2023-11-06 23:12:09,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,496 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:09,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,520 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:09,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,533 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:09,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,557 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:09,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,569 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:09,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,601 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:09,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,635 INFO L351 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 [2023-11-06 23:12:09,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,675 INFO L351 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 [2023-11-06 23:12:09,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,697 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:09,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,754 INFO L351 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 [2023-11-06 23:12:09,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,787 INFO L351 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 [2023-11-06 23:12:09,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,816 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:09,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,828 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:09,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,843 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:09,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,863 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:09,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,899 INFO L351 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 [2023-11-06 23:12:09,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,922 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:09,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,960 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:09,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:09,982 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:10,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,011 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:10,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,047 INFO L351 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 [2023-11-06 23:12:10,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,075 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:10,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,087 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,100 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:10,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,111 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,124 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,134 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:10,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,157 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:10,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,172 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,189 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,200 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:10,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,213 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:10,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,226 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,241 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,260 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:10,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,275 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,283 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:10,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,306 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:10,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,318 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,331 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,338 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:10,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,354 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:10,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,365 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,377 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,385 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:10,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,407 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:10,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,418 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,429 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:10,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,440 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,461 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:10,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,472 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,484 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,492 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:10,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,508 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,528 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:10,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,537 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:10,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,549 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,558 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:10,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,569 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,585 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,605 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:10,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,628 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:10,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,656 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,690 INFO L351 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 [2023-11-06 23:12:10,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,712 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:10,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,731 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,753 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:10,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,778 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:10,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,813 INFO L351 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 [2023-11-06 23:12:10,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,840 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:10,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,851 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,865 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,888 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:10,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,898 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:10,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,908 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,917 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:10,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,927 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,940 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,947 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:10,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,959 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:10,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,971 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:10,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:10,984 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:11,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:11,004 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:11,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:11,014 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:11,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:11,028 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:11,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:11,043 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:11,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:11,050 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:11,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:11,071 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:11,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:11,083 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:11,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:12:11,103 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:12:11,104 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:12:11,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1764596122] [2023-11-06 23:12:11,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1764596122] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:11,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:11,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-06 23:12:11,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163418072] [2023-11-06 23:12:11,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:11,115 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:12:11,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:12:11,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:12:11,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:11,514 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 228 out of 557 [2023-11-06 23:12:11,518 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 73 places, 66 transitions, 156 flow. Second operand has 3 states, 3 states have (on average 228.66666666666666) internal successors, (686), 3 states have internal predecessors, (686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:11,518 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 23:12:11,518 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 228 of 557 [2023-11-06 23:12:11,519 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 23:12:15,982 INFO L124 PetriNetUnfolderBase]: 21076/26509 cut-off events. [2023-11-06 23:12:15,983 INFO L125 PetriNetUnfolderBase]: For 193/193 co-relation queries the response was YES. [2023-11-06 23:12:16,074 INFO L83 FinitePrefix]: Finished finitePrefix Result has 53225 conditions, 26509 events. 21076/26509 cut-off events. For 193/193 co-relation queries the response was YES. Maximal size of possible extension queue 1976. Compared 137398 event pairs, 14510 based on Foata normal form. 0/8759 useless extension candidates. Maximal degree in co-relation 47480. Up to 26079 conditions per place. [2023-11-06 23:12:16,396 INFO L140 encePairwiseOnDemand]: 547/557 looper letters, 60 selfloop transitions, 7 changer transitions 0/73 dead transitions. [2023-11-06 23:12:16,396 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 73 transitions, 304 flow [2023-11-06 23:12:16,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:12:16,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 23:12:16,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 754 transitions. [2023-11-06 23:12:16,416 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4512268102932376 [2023-11-06 23:12:16,416 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 754 transitions. [2023-11-06 23:12:16,417 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 754 transitions. [2023-11-06 23:12:16,420 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:12:16,422 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 754 transitions. [2023-11-06 23:12:16,429 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 251.33333333333334) internal successors, (754), 3 states have internal predecessors, (754), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:16,437 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 557.0) internal successors, (2228), 4 states have internal predecessors, (2228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:16,439 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 557.0) internal successors, (2228), 4 states have internal predecessors, (2228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:16,441 INFO L175 Difference]: Start difference. First operand has 73 places, 66 transitions, 156 flow. Second operand 3 states and 754 transitions. [2023-11-06 23:12:16,442 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 73 transitions, 304 flow [2023-11-06 23:12:16,468 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 73 transitions, 288 flow, removed 0 selfloop flow, removed 8 redundant places. [2023-11-06 23:12:16,471 INFO L231 Difference]: Finished difference. Result has 68 places, 71 transitions, 194 flow [2023-11-06 23:12:16,473 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=557, PETRI_DIFFERENCE_MINUEND_FLOW=138, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=65, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=58, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=194, PETRI_PLACES=68, PETRI_TRANSITIONS=71} [2023-11-06 23:12:16,476 INFO L281 CegarLoopForPetriNet]: 73 programPoint places, -5 predicate places. [2023-11-06 23:12:16,477 INFO L495 AbstractCegarLoop]: Abstraction has has 68 places, 71 transitions, 194 flow [2023-11-06 23:12:16,477 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 228.66666666666666) internal successors, (686), 3 states have internal predecessors, (686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:16,477 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 23:12:16,478 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2023-11-06 23:12:16,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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 [2023-11-06 23:12:16,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:12:16,690 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-06 23:12:16,690 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:16,690 INFO L85 PathProgramCache]: Analyzing trace with hash 41043, now seen corresponding path program 1 times [2023-11-06 23:12:16,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:12:16,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1831456561] [2023-11-06 23:12:16,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:16,691 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 [2023-11-06 23:12:16,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:12:16,693 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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) [2023-11-06 23:12:16,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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 [2023-11-06 23:12:16,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:16,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 23:12:16,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:12:16,818 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-06 23:12:16,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:16,826 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:16,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:16,841 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:16,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:16,850 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:16,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:16,858 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:16,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:16,863 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:16,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:16,873 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:16,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:16,883 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:16,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:16,898 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:16,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:16,905 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:16,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:16,913 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:16,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:16,917 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:16,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:16,934 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:16,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:16,941 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:16,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:16,952 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:16,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:16,966 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:16,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:16,992 INFO L351 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 [2023-11-06 23:12:17,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,008 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,020 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,032 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,049 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,059 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,067 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,073 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,086 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,090 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,106 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,120 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,128 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,133 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,150 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,158 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,166 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,170 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,178 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,183 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,192 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,197 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,205 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,219 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,227 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,232 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,243 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,256 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,272 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,298 INFO L351 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 [2023-11-06 23:12:17,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,308 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,323 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,334 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,339 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,355 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,363 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,372 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,378 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,391 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,404 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,430 INFO L351 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 [2023-11-06 23:12:17,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,446 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,461 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,469 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,486 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,495 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,503 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,508 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,516 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,521 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,537 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,544 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,552 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,556 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,565 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,570 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,587 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,600 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,616 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,639 INFO L351 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 [2023-11-06 23:12:17,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,649 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,664 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,682 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,707 INFO L351 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 [2023-11-06 23:12:17,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,716 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,730 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,741 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,754 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,797 INFO L351 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 [2023-11-06 23:12:17,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,820 INFO L351 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 [2023-11-06 23:12:17,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,838 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,869 INFO L351 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 [2023-11-06 23:12:17,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,896 INFO L351 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 [2023-11-06 23:12:17,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,909 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,937 INFO L351 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 [2023-11-06 23:12:17,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,951 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,963 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,976 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:17,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,985 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:17,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:17,998 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:18,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,009 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:18,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,014 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:18,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,035 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:18,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,042 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:18,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,050 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:18,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,055 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:18,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,066 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:18,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,072 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:18,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,081 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:18,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,094 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:18,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,102 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:18,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,106 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:18,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,115 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:18,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,120 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:18,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,129 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:18,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,142 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:18,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,150 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:18,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,155 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:18,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,173 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:18,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,181 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:18,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,197 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:18,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,205 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:12:18,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,223 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:18,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:18,245 INFO L351 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 [2023-11-06 23:12:18,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:12:18,249 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:12:18,250 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:12:18,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1831456561] [2023-11-06 23:12:18,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1831456561] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:18,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:18,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-06 23:12:18,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986421183] [2023-11-06 23:12:18,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:18,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:12:18,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:12:18,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:12:18,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:18,424 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 230 out of 557 [2023-11-06 23:12:18,426 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 71 transitions, 194 flow. Second operand has 3 states, 3 states have (on average 230.66666666666666) internal successors, (692), 3 states have internal predecessors, (692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:18,426 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 23:12:18,426 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 230 of 557 [2023-11-06 23:12:18,426 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 23:12:21,868 INFO L124 PetriNetUnfolderBase]: 21076/26505 cut-off events. [2023-11-06 23:12:21,868 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-06 23:12:21,919 INFO L83 FinitePrefix]: Finished finitePrefix Result has 52833 conditions, 26505 events. 21076/26505 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 1976. Compared 137444 event pairs, 14510 based on Foata normal form. 4/8765 useless extension candidates. Maximal degree in co-relation 52777. Up to 26071 conditions per place. [2023-11-06 23:12:22,087 INFO L140 encePairwiseOnDemand]: 551/557 looper letters, 56 selfloop transitions, 7 changer transitions 0/69 dead transitions. [2023-11-06 23:12:22,087 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 69 transitions, 316 flow [2023-11-06 23:12:22,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:12:22,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 23:12:22,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 749 transitions. [2023-11-06 23:12:22,091 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44823459006582883 [2023-11-06 23:12:22,092 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 749 transitions. [2023-11-06 23:12:22,092 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 749 transitions. [2023-11-06 23:12:22,093 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:12:22,093 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 749 transitions. [2023-11-06 23:12:22,096 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 249.66666666666666) internal successors, (749), 3 states have internal predecessors, (749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:22,101 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 557.0) internal successors, (2228), 4 states have internal predecessors, (2228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:22,103 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 557.0) internal successors, (2228), 4 states have internal predecessors, (2228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:22,103 INFO L175 Difference]: Start difference. First operand has 68 places, 71 transitions, 194 flow. Second operand 3 states and 749 transitions. [2023-11-06 23:12:22,103 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 69 transitions, 316 flow [2023-11-06 23:12:22,105 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 69 transitions, 302 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-06 23:12:22,108 INFO L231 Difference]: Finished difference. Result has 66 places, 69 transitions, 190 flow [2023-11-06 23:12:22,108 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=557, PETRI_DIFFERENCE_MINUEND_FLOW=176, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=190, PETRI_PLACES=66, PETRI_TRANSITIONS=69} [2023-11-06 23:12:22,109 INFO L281 CegarLoopForPetriNet]: 73 programPoint places, -7 predicate places. [2023-11-06 23:12:22,109 INFO L495 AbstractCegarLoop]: Abstraction has has 66 places, 69 transitions, 190 flow [2023-11-06 23:12:22,110 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 230.66666666666666) internal successors, (692), 3 states have internal predecessors, (692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:22,110 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 23:12:22,111 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-11-06 23:12:22,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-06 23:12:22,321 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:12:22,322 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-06 23:12:22,325 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:22,326 INFO L85 PathProgramCache]: Analyzing trace with hash 39585271, now seen corresponding path program 1 times [2023-11-06 23:12:22,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:12:22,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [367597080] [2023-11-06 23:12:22,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:22,328 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 [2023-11-06 23:12:22,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:12:22,330 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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) [2023-11-06 23:12:22,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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 [2023-11-06 23:12:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:22,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-06 23:12:22,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:12:22,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,602 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 5 [2023-11-06 23:12:22,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,640 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2023-11-06 23:12:22,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,686 INFO L351 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 [2023-11-06 23:12:22,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,722 INFO L351 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 [2023-11-06 23:12:22,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,778 INFO L351 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 [2023-11-06 23:12:22,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,812 INFO L351 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 [2023-11-06 23:12:22,846 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-11-06 23:12:22,856 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-11-06 23:12:22,871 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-11-06 23:12:22,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,903 INFO L351 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 [2023-11-06 23:12:22,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:22,937 INFO L351 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 [2023-11-06 23:12:22,961 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-11-06 23:12:23,054 INFO L322 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-11-06 23:12:23,054 INFO L351 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 [2023-11-06 23:12:23,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:12:23,203 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:12:23,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:12:23,626 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:12:23,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [367597080] [2023-11-06 23:12:23,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [367597080] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:12:23,626 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:12:23,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 6 [2023-11-06 23:12:23,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617700082] [2023-11-06 23:12:23,627 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:12:23,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 23:12:23,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:12:23,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 23:12:23,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 23:12:25,229 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 215 out of 557 [2023-11-06 23:12:25,232 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 69 transitions, 190 flow. Second operand has 8 states, 8 states have (on average 216.0) internal successors, (1728), 8 states have internal predecessors, (1728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:25,232 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 23:12:25,233 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 215 of 557 [2023-11-06 23:12:25,233 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 23:12:30,484 INFO L124 PetriNetUnfolderBase]: 33865/42921 cut-off events. [2023-11-06 23:12:30,484 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-06 23:12:30,556 INFO L83 FinitePrefix]: Finished finitePrefix Result has 85469 conditions, 42921 events. 33865/42921 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2523. Compared 237133 event pairs, 23140 based on Foata normal form. 0/15007 useless extension candidates. Maximal degree in co-relation 42697. Up to 21030 conditions per place. [2023-11-06 23:12:31,066 INFO L140 encePairwiseOnDemand]: 549/557 looper letters, 102 selfloop transitions, 13 changer transitions 0/121 dead transitions. [2023-11-06 23:12:31,066 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 72 places, 121 transitions, 546 flow [2023-11-06 23:12:31,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 23:12:31,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2023-11-06 23:12:31,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1839 transitions. [2023-11-06 23:12:31,074 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4127019748653501 [2023-11-06 23:12:31,074 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1839 transitions. [2023-11-06 23:12:31,074 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1839 transitions. [2023-11-06 23:12:31,076 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:12:31,076 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1839 transitions. [2023-11-06 23:12:31,081 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 229.875) internal successors, (1839), 8 states have internal predecessors, (1839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:31,091 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 557.0) internal successors, (5013), 9 states have internal predecessors, (5013), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:31,095 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 557.0) internal successors, (5013), 9 states have internal predecessors, (5013), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:31,095 INFO L175 Difference]: Start difference. First operand has 66 places, 69 transitions, 190 flow. Second operand 8 states and 1839 transitions. [2023-11-06 23:12:31,095 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 72 places, 121 transitions, 546 flow [2023-11-06 23:12:31,098 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 121 transitions, 530 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-06 23:12:31,101 INFO L231 Difference]: Finished difference. Result has 72 places, 72 transitions, 231 flow [2023-11-06 23:12:31,101 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=557, PETRI_DIFFERENCE_MINUEND_FLOW=170, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=231, PETRI_PLACES=72, PETRI_TRANSITIONS=72} [2023-11-06 23:12:31,103 INFO L281 CegarLoopForPetriNet]: 73 programPoint places, -1 predicate places. [2023-11-06 23:12:31,103 INFO L495 AbstractCegarLoop]: Abstraction has has 72 places, 72 transitions, 231 flow [2023-11-06 23:12:31,104 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 216.0) internal successors, (1728), 8 states have internal predecessors, (1728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:31,104 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 23:12:31,104 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-11-06 23:12:31,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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 [2023-11-06 23:12:31,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:12:31,316 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-06 23:12:31,316 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:31,316 INFO L85 PathProgramCache]: Analyzing trace with hash 1276928, now seen corresponding path program 1 times [2023-11-06 23:12:31,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:12:31,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2053186377] [2023-11-06 23:12:31,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:31,317 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 [2023-11-06 23:12:31,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:12:31,318 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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) [2023-11-06 23:12:31,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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 [2023-11-06 23:12:31,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:31,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-06 23:12:31,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:12:31,537 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-11-06 23:12:31,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,577 INFO L351 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 [2023-11-06 23:12:31,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,629 INFO L351 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 [2023-11-06 23:12:31,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,679 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:31,708 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:12:31,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,722 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-11-06 23:12:31,733 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-11-06 23:12:31,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,778 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:31,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,839 INFO L351 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 [2023-11-06 23:12:31,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,877 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:31,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,933 INFO L351 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 [2023-11-06 23:12:31,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:31,985 INFO L351 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 [2023-11-06 23:12:32,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:32,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:32,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:32,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:32,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:32,077 INFO L351 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 [2023-11-06 23:12:32,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:32,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:32,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:32,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:32,140 INFO L351 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 [2023-11-06 23:12:32,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:32,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:32,184 INFO L351 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 [2023-11-06 23:12:32,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:32,227 INFO L351 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 [2023-11-06 23:12:32,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:12:32,261 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:12:32,261 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:12:32,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2053186377] [2023-11-06 23:12:32,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2053186377] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:32,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:32,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:12:32,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981865391] [2023-11-06 23:12:32,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:32,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:12:32,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:12:32,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:12:32,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:12:32,592 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 236 out of 557 [2023-11-06 23:12:32,594 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 72 transitions, 231 flow. Second operand has 4 states, 4 states have (on average 236.75) internal successors, (947), 4 states have internal predecessors, (947), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:32,594 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 23:12:32,594 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 236 of 557 [2023-11-06 23:12:32,594 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 23:12:36,704 INFO L124 PetriNetUnfolderBase]: 33865/42920 cut-off events. [2023-11-06 23:12:36,704 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-06 23:12:36,897 INFO L83 FinitePrefix]: Finished finitePrefix Result has 85481 conditions, 42920 events. 33865/42920 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2517. Compared 237284 event pairs, 23140 based on Foata normal form. 0/15002 useless extension candidates. Maximal degree in co-relation 85447. Up to 42068 conditions per place. [2023-11-06 23:12:37,082 INFO L140 encePairwiseOnDemand]: 555/557 looper letters, 64 selfloop transitions, 1 changer transitions 0/71 dead transitions. [2023-11-06 23:12:37,083 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 71 transitions, 355 flow [2023-11-06 23:12:37,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:12:37,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 23:12:37,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 764 transitions. [2023-11-06 23:12:37,088 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4572112507480551 [2023-11-06 23:12:37,088 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 764 transitions. [2023-11-06 23:12:37,088 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 764 transitions. [2023-11-06 23:12:37,089 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:12:37,089 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 764 transitions. [2023-11-06 23:12:37,091 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 254.66666666666666) internal successors, (764), 3 states have internal predecessors, (764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:37,096 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 557.0) internal successors, (2228), 4 states have internal predecessors, (2228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:37,097 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 557.0) internal successors, (2228), 4 states have internal predecessors, (2228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:37,097 INFO L175 Difference]: Start difference. First operand has 72 places, 72 transitions, 231 flow. Second operand 3 states and 764 transitions. [2023-11-06 23:12:37,098 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 71 transitions, 355 flow [2023-11-06 23:12:37,099 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 71 transitions, 340 flow, removed 3 selfloop flow, removed 2 redundant places. [2023-11-06 23:12:37,103 INFO L231 Difference]: Finished difference. Result has 71 places, 71 transitions, 212 flow [2023-11-06 23:12:37,103 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=557, PETRI_DIFFERENCE_MINUEND_FLOW=210, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=70, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=212, PETRI_PLACES=71, PETRI_TRANSITIONS=71} [2023-11-06 23:12:37,105 INFO L281 CegarLoopForPetriNet]: 73 programPoint places, -2 predicate places. [2023-11-06 23:12:37,106 INFO L495 AbstractCegarLoop]: Abstraction has has 71 places, 71 transitions, 212 flow [2023-11-06 23:12:37,107 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 236.75) internal successors, (947), 4 states have internal predecessors, (947), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:37,107 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 23:12:37,107 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-11-06 23:12:37,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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 [2023-11-06 23:12:37,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:12:37,319 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-06 23:12:37,319 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:37,319 INFO L85 PathProgramCache]: Analyzing trace with hash 1276930, now seen corresponding path program 1 times [2023-11-06 23:12:37,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:12:37,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1499506660] [2023-11-06 23:12:37,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:37,320 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:12:37,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:12:37,321 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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) [2023-11-06 23:12:37,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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 [2023-11-06 23:12:37,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:37,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-06 23:12:37,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:12:37,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,491 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:37,492 INFO L351 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 [2023-11-06 23:12:37,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,520 INFO L351 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 [2023-11-06 23:12:37,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,576 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:37,576 INFO L351 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 [2023-11-06 23:12:37,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,644 INFO L322 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-06 23:12:37,644 INFO L351 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 [2023-11-06 23:12:37,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,710 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:37,711 INFO L351 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 [2023-11-06 23:12:37,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,740 INFO L351 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 [2023-11-06 23:12:37,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,774 INFO L351 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 [2023-11-06 23:12:37,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,824 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:37,825 INFO L351 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 [2023-11-06 23:12:37,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,880 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:37,880 INFO L351 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 [2023-11-06 23:12:37,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,940 INFO L322 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-06 23:12:37,941 INFO L351 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 [2023-11-06 23:12:37,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:37,985 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:37,985 INFO L351 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 [2023-11-06 23:12:38,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,012 INFO L351 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 [2023-11-06 23:12:38,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,057 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:38,057 INFO L351 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 [2023-11-06 23:12:38,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,083 INFO L351 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 [2023-11-06 23:12:38,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,131 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:38,131 INFO L351 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 [2023-11-06 23:12:38,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,192 INFO L322 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-06 23:12:38,192 INFO L351 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 [2023-11-06 23:12:38,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,244 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:38,245 INFO L351 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 [2023-11-06 23:12:38,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,283 INFO L351 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 [2023-11-06 23:12:38,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,379 INFO L322 Elim1Store]: treesize reduction 62, result has 10.1 percent of original size [2023-11-06 23:12:38,380 INFO L351 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 [2023-11-06 23:12:38,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,450 INFO L322 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-06 23:12:38,451 INFO L351 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 [2023-11-06 23:12:38,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,528 INFO L322 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-06 23:12:38,529 INFO L351 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 [2023-11-06 23:12:38,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,590 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:38,590 INFO L351 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 [2023-11-06 23:12:38,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,650 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:38,650 INFO L351 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 [2023-11-06 23:12:38,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:38,706 INFO L322 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-06 23:12:38,706 INFO L351 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 [2023-11-06 23:12:38,753 INFO L322 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-06 23:12:38,753 INFO L351 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 [2023-11-06 23:12:38,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:12:38,774 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:12:38,774 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:12:38,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1499506660] [2023-11-06 23:12:38,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1499506660] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:38,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:38,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-06 23:12:38,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292574980] [2023-11-06 23:12:38,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:38,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:12:38,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:12:38,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:12:38,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:39,023 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 234 out of 557 [2023-11-06 23:12:39,024 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 71 transitions, 212 flow. Second operand has 3 states, 3 states have (on average 235.0) internal successors, (705), 3 states have internal predecessors, (705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:39,024 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 23:12:39,024 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 234 of 557 [2023-11-06 23:12:39,024 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 23:12:42,435 INFO L124 PetriNetUnfolderBase]: 25585/32837 cut-off events. [2023-11-06 23:12:42,436 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-06 23:12:42,499 INFO L83 FinitePrefix]: Finished finitePrefix Result has 65303 conditions, 32837 events. 25585/32837 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 1935. Compared 182961 event pairs, 17260 based on Foata normal form. 0/12482 useless extension candidates. Maximal degree in co-relation 65293. Up to 31985 conditions per place. [2023-11-06 23:12:42,604 INFO L140 encePairwiseOnDemand]: 554/557 looper letters, 60 selfloop transitions, 1 changer transitions 0/67 dead transitions. [2023-11-06 23:12:42,604 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 67 transitions, 315 flow [2023-11-06 23:12:42,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:12:42,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 23:12:42,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 757 transitions. [2023-11-06 23:12:42,608 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4530221424296828 [2023-11-06 23:12:42,608 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 757 transitions. [2023-11-06 23:12:42,608 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 757 transitions. [2023-11-06 23:12:42,609 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:12:42,609 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 757 transitions. [2023-11-06 23:12:42,611 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 252.33333333333334) internal successors, (757), 3 states have internal predecessors, (757), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:42,614 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 557.0) internal successors, (2228), 4 states have internal predecessors, (2228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:42,614 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 557.0) internal successors, (2228), 4 states have internal predecessors, (2228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:42,614 INFO L175 Difference]: Start difference. First operand has 71 places, 71 transitions, 212 flow. Second operand 3 states and 757 transitions. [2023-11-06 23:12:42,615 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 67 transitions, 315 flow [2023-11-06 23:12:42,616 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 67 transitions, 314 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-06 23:12:42,617 INFO L231 Difference]: Finished difference. Result has 70 places, 67 transitions, 194 flow [2023-11-06 23:12:42,617 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=557, PETRI_DIFFERENCE_MINUEND_FLOW=192, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=66, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=194, PETRI_PLACES=70, PETRI_TRANSITIONS=67} [2023-11-06 23:12:42,618 INFO L281 CegarLoopForPetriNet]: 73 programPoint places, -3 predicate places. [2023-11-06 23:12:42,618 INFO L495 AbstractCegarLoop]: Abstraction has has 70 places, 67 transitions, 194 flow [2023-11-06 23:12:42,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 235.0) internal successors, (705), 3 states have internal predecessors, (705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:42,619 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 23:12:42,619 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-11-06 23:12:42,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-06 23:12:42,823 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:12:42,823 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-06 23:12:42,824 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:42,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1275278, now seen corresponding path program 1 times [2023-11-06 23:12:42,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:12:42,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1487589540] [2023-11-06 23:12:42,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:42,824 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 [2023-11-06 23:12:42,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:12:42,825 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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) [2023-11-06 23:12:42,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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 [2023-11-06 23:12:42,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:42,911 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-06 23:12:42,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:12:42,926 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:42,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:42,951 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:42,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:42,959 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:42,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:42,968 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:42,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:42,978 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:42,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:42,984 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:43,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,003 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:43,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,021 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,030 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,036 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:43,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,044 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:43,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,052 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,063 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,069 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:43,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,078 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,084 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:43,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,094 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,110 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:43,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,133 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:43,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,143 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,164 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:43,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,174 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,195 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:43,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,223 INFO L351 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 [2023-11-06 23:12:43,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,248 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:43,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,258 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,271 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,290 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:43,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,312 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:43,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,343 INFO L351 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 [2023-11-06 23:12:43,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,351 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:43,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,361 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,381 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:43,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,391 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,399 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:43,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,409 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,421 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,438 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:43,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,444 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:43,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,453 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,462 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,469 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:43,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,492 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:43,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,504 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,512 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:43,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,522 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,533 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,540 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:43,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,554 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,561 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:43,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,571 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,578 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:43,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,590 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,609 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:43,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,623 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,643 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:43,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,656 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,675 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:43,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,697 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:43,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,731 INFO L351 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 [2023-11-06 23:12:43,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,744 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,762 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:43,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,770 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:43,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,780 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,791 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,798 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:43,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,810 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,829 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:43,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,837 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:43,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,847 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,857 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,864 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:43,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,889 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:43,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,899 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,932 INFO L351 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 [2023-11-06 23:12:43,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,952 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:43,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,962 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:43,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,979 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:43,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,987 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:43,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:43,999 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:44,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,018 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:44,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,027 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:44,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,034 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:44,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,042 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:44,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,056 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:44,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,075 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:44,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,083 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:44,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,093 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:44,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,103 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:44,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,110 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:44,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,131 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:44,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,141 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:44,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,153 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:44,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,160 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:44,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,167 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:44,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,176 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:44,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,192 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:44,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,208 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:44,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,219 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:44,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,236 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:44,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,264 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:44,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,291 INFO L351 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 [2023-11-06 23:12:44,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,309 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:44,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,328 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:44,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,351 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:44,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,380 INFO L351 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 [2023-11-06 23:12:44,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,392 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:44,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,411 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:44,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,435 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:44,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,464 INFO L351 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 [2023-11-06 23:12:44,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,475 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:44,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,492 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:44,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,503 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:12:44,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,520 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:44,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,570 INFO L351 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 [2023-11-06 23:12:44,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,606 INFO L351 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 [2023-11-06 23:12:44,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,633 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:44,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,663 INFO L351 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 [2023-11-06 23:12:44,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,687 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:12:44,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:44,714 INFO L351 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 [2023-11-06 23:12:44,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:12:44,782 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:12:45,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:12:45,000 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:12:45,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1487589540] [2023-11-06 23:12:45,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1487589540] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:12:45,000 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:12:45,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 2] total 4 [2023-11-06 23:12:45,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563378509] [2023-11-06 23:12:45,001 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:12:45,001 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 23:12:45,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:12:45,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 23:12:45,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:12:46,627 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 218 out of 557 [2023-11-06 23:12:46,628 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 67 transitions, 194 flow. Second operand has 6 states, 6 states have (on average 219.0) internal successors, (1314), 6 states have internal predecessors, (1314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:46,628 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 23:12:46,628 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 218 of 557 [2023-11-06 23:12:46,628 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 23:12:51,690 INFO L124 PetriNetUnfolderBase]: 25589/32843 cut-off events. [2023-11-06 23:12:51,690 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-06 23:12:51,761 INFO L83 FinitePrefix]: Finished finitePrefix Result has 65328 conditions, 32843 events. 25589/32843 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 1935. Compared 182911 event pairs, 17260 based on Foata normal form. 6/12492 useless extension candidates. Maximal degree in co-relation 65317. Up to 31980 conditions per place. [2023-11-06 23:12:51,869 INFO L140 encePairwiseOnDemand]: 550/557 looper letters, 52 selfloop transitions, 17 changer transitions 0/75 dead transitions. [2023-11-06 23:12:51,869 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 75 transitions, 378 flow [2023-11-06 23:12:51,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 23:12:51,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-06 23:12:51,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1383 transitions. [2023-11-06 23:12:51,876 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4138240574506284 [2023-11-06 23:12:51,876 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1383 transitions. [2023-11-06 23:12:51,876 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1383 transitions. [2023-11-06 23:12:51,877 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:12:51,878 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1383 transitions. [2023-11-06 23:12:51,882 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 230.5) internal successors, (1383), 6 states have internal predecessors, (1383), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:51,888 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 557.0) internal successors, (3899), 7 states have internal predecessors, (3899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:51,889 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 557.0) internal successors, (3899), 7 states have internal predecessors, (3899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:51,889 INFO L175 Difference]: Start difference. First operand has 70 places, 67 transitions, 194 flow. Second operand 6 states and 1383 transitions. [2023-11-06 23:12:51,889 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 75 transitions, 378 flow [2023-11-06 23:12:51,892 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 75 transitions, 367 flow, removed 5 selfloop flow, removed 1 redundant places. [2023-11-06 23:12:51,894 INFO L231 Difference]: Finished difference. Result has 77 places, 75 transitions, 299 flow [2023-11-06 23:12:51,894 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=557, PETRI_DIFFERENCE_MINUEND_FLOW=183, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=299, PETRI_PLACES=77, PETRI_TRANSITIONS=75} [2023-11-06 23:12:51,895 INFO L281 CegarLoopForPetriNet]: 73 programPoint places, 4 predicate places. [2023-11-06 23:12:51,895 INFO L495 AbstractCegarLoop]: Abstraction has has 77 places, 75 transitions, 299 flow [2023-11-06 23:12:51,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 219.0) internal successors, (1314), 6 states have internal predecessors, (1314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:51,896 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 23:12:51,896 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-11-06 23:12:51,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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 [2023-11-06 23:12:52,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:12:52,099 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-06 23:12:52,099 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:52,099 INFO L85 PathProgramCache]: Analyzing trace with hash 1227160135, now seen corresponding path program 1 times [2023-11-06 23:12:52,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:12:52,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2128711082] [2023-11-06 23:12:52,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:52,100 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 [2023-11-06 23:12:52,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:12:52,101 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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) [2023-11-06 23:12:52,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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 [2023-11-06 23:12:52,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:52,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-06 23:12:52,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:12:52,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,266 INFO L351 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 [2023-11-06 23:12:52,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,298 INFO L351 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 [2023-11-06 23:12:52,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,378 INFO L351 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 [2023-11-06 23:12:52,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,430 INFO L351 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 [2023-11-06 23:12:52,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,466 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:52,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,487 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:12:52,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,545 INFO L351 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 [2023-11-06 23:12:52,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,572 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:52,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,606 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:52,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,663 INFO L351 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 [2023-11-06 23:12:52,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,714 INFO L351 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 [2023-11-06 23:12:52,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,747 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:12:52,765 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:12:52,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,798 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:52,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,857 INFO L351 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 [2023-11-06 23:12:52,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,886 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:12:52,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:52,917 INFO L351 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 [2023-11-06 23:12:52,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:12:52,975 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:12:52,976 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:12:52,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2128711082] [2023-11-06 23:12:52,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2128711082] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:52,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:52,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:12:52,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425071492] [2023-11-06 23:12:52,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:52,977 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:12:52,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:12:52,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:12:52,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:12:53,295 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 236 out of 557 [2023-11-06 23:12:53,296 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 77 places, 75 transitions, 299 flow. Second operand has 4 states, 4 states have (on average 237.25) internal successors, (949), 4 states have internal predecessors, (949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:53,296 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 23:12:53,296 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 236 of 557 [2023-11-06 23:12:53,296 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 23:12:56,830 INFO L124 PetriNetUnfolderBase]: 24643/31585 cut-off events. [2023-11-06 23:12:56,831 INFO L125 PetriNetUnfolderBase]: For 14/14 co-relation queries the response was YES. [2023-11-06 23:12:56,918 INFO L83 FinitePrefix]: Finished finitePrefix Result has 62848 conditions, 31585 events. 24643/31585 cut-off events. For 14/14 co-relation queries the response was YES. Maximal size of possible extension queue 1828. Compared 173537 event pairs, 16522 based on Foata normal form. 0/12215 useless extension candidates. Maximal degree in co-relation 62833. Up to 30733 conditions per place. [2023-11-06 23:12:57,022 INFO L140 encePairwiseOnDemand]: 554/557 looper letters, 66 selfloop transitions, 1 changer transitions 0/73 dead transitions. [2023-11-06 23:12:57,023 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 73 transitions, 429 flow [2023-11-06 23:12:57,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:12:57,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 23:12:57,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 761 transitions. [2023-11-06 23:12:57,028 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4554159186116098 [2023-11-06 23:12:57,028 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 761 transitions. [2023-11-06 23:12:57,028 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 761 transitions. [2023-11-06 23:12:57,028 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:12:57,028 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 761 transitions. [2023-11-06 23:12:57,030 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 253.66666666666666) internal successors, (761), 3 states have internal predecessors, (761), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:57,034 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 557.0) internal successors, (2228), 4 states have internal predecessors, (2228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:57,035 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 557.0) internal successors, (2228), 4 states have internal predecessors, (2228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:57,035 INFO L175 Difference]: Start difference. First operand has 77 places, 75 transitions, 299 flow. Second operand 3 states and 761 transitions. [2023-11-06 23:12:57,035 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 73 transitions, 429 flow [2023-11-06 23:12:57,037 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 73 places, 73 transitions, 379 flow, removed 15 selfloop flow, removed 4 redundant places. [2023-11-06 23:12:57,038 INFO L231 Difference]: Finished difference. Result has 73 places, 73 transitions, 247 flow [2023-11-06 23:12:57,039 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=557, PETRI_DIFFERENCE_MINUEND_FLOW=245, PETRI_DIFFERENCE_MINUEND_PLACES=71, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=73, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=247, PETRI_PLACES=73, PETRI_TRANSITIONS=73} [2023-11-06 23:12:57,039 INFO L281 CegarLoopForPetriNet]: 73 programPoint places, 0 predicate places. [2023-11-06 23:12:57,040 INFO L495 AbstractCegarLoop]: Abstraction has has 73 places, 73 transitions, 247 flow [2023-11-06 23:12:57,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 237.25) internal successors, (949), 4 states have internal predecessors, (949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:57,041 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 23:12:57,041 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-11-06 23:12:57,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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 [2023-11-06 23:12:57,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:12:57,247 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-06 23:12:57,248 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:57,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1227160134, now seen corresponding path program 1 times [2023-11-06 23:12:57,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:12:57,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1177900027] [2023-11-06 23:12:57,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:57,248 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 [2023-11-06 23:12:57,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:12:57,251 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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) [2023-11-06 23:12:57,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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 [2023-11-06 23:12:57,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:57,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-06 23:12:57,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:12:57,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,397 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 11 [2023-11-06 23:12:57,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,452 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:57,452 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 15 [2023-11-06 23:12:57,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,498 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 11 [2023-11-06 23:12:57,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,568 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:57,568 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 18 [2023-11-06 23:12:57,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,651 INFO L322 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-06 23:12:57,651 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 22 [2023-11-06 23:12:57,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,724 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:57,724 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 18 [2023-11-06 23:12:57,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,798 INFO L322 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-06 23:12:57,798 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 22 [2023-11-06 23:12:57,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,853 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:57,854 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 18 [2023-11-06 23:12:57,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,884 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-06 23:12:57,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,922 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:57,922 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 15 [2023-11-06 23:12:57,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:57,972 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:57,972 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 18 [2023-11-06 23:12:57,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,002 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-06 23:12:58,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,076 INFO L322 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-06 23:12:58,077 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 22 [2023-11-06 23:12:58,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,128 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:58,129 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 18 [2023-11-06 23:12:58,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,180 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:58,180 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 18 [2023-11-06 23:12:58,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,211 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-06 23:12:58,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,260 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:58,261 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 15 [2023-11-06 23:12:58,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,289 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-06 23:12:58,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,341 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:58,341 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 15 [2023-11-06 23:12:58,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,375 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-06 23:12:58,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,436 INFO L322 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-06 23:12:58,436 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 22 [2023-11-06 23:12:58,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,487 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:58,487 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 18 [2023-11-06 23:12:58,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,523 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-06 23:12:58,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,571 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:58,571 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 18 [2023-11-06 23:12:58,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,629 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:58,630 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 18 [2023-11-06 23:12:58,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,706 INFO L322 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-06 23:12:58,706 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 22 [2023-11-06 23:12:58,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,742 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-06 23:12:58,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,781 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:58,782 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 15 [2023-11-06 23:12:58,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,836 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:12:58,837 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 18 [2023-11-06 23:12:58,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:12:58,874 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-06 23:12:59,027 INFO L322 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-06 23:12:59,028 INFO L351 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 98 treesize of output 96 [2023-11-06 23:12:59,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:12:59,344 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:12:59,344 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:12:59,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1177900027] [2023-11-06 23:12:59,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1177900027] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:59,345 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:59,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-06 23:12:59,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543737586] [2023-11-06 23:12:59,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:59,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:12:59,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:12:59,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:12:59,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:59,842 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 234 out of 557 [2023-11-06 23:12:59,843 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 73 places, 73 transitions, 247 flow. Second operand has 3 states, 3 states have (on average 235.66666666666666) internal successors, (707), 3 states have internal predecessors, (707), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:59,843 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 23:12:59,843 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 234 of 557 [2023-11-06 23:12:59,843 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 23:13:02,900 INFO L124 PetriNetUnfolderBase]: 23697/30327 cut-off events. [2023-11-06 23:13:02,900 INFO L125 PetriNetUnfolderBase]: For 11/11 co-relation queries the response was YES. [2023-11-06 23:13:02,987 INFO L83 FinitePrefix]: Finished finitePrefix Result has 60306 conditions, 30327 events. 23697/30327 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 1813. Compared 166444 event pairs, 15784 based on Foata normal form. 0/11941 useless extension candidates. Maximal degree in co-relation 60292. Up to 29475 conditions per place. [2023-11-06 23:13:03,247 INFO L140 encePairwiseOnDemand]: 554/557 looper letters, 64 selfloop transitions, 1 changer transitions 0/71 dead transitions. [2023-11-06 23:13:03,247 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 71 transitions, 373 flow [2023-11-06 23:13:03,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:13:03,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 23:13:03,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 753 transitions. [2023-11-06 23:13:03,251 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4506283662477558 [2023-11-06 23:13:03,251 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 753 transitions. [2023-11-06 23:13:03,252 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 753 transitions. [2023-11-06 23:13:03,252 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:13:03,253 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 753 transitions. [2023-11-06 23:13:03,255 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 251.0) internal successors, (753), 3 states have internal predecessors, (753), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:03,258 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 557.0) internal successors, (2228), 4 states have internal predecessors, (2228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:03,259 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 557.0) internal successors, (2228), 4 states have internal predecessors, (2228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:03,259 INFO L175 Difference]: Start difference. First operand has 73 places, 73 transitions, 247 flow. Second operand 3 states and 753 transitions. [2023-11-06 23:13:03,259 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 71 transitions, 373 flow [2023-11-06 23:13:03,261 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 71 transitions, 372 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-06 23:13:03,262 INFO L231 Difference]: Finished difference. Result has 72 places, 71 transitions, 244 flow [2023-11-06 23:13:03,263 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=557, PETRI_DIFFERENCE_MINUEND_FLOW=242, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=70, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=244, PETRI_PLACES=72, PETRI_TRANSITIONS=71} [2023-11-06 23:13:03,263 INFO L281 CegarLoopForPetriNet]: 73 programPoint places, -1 predicate places. [2023-11-06 23:13:03,264 INFO L495 AbstractCegarLoop]: Abstraction has has 72 places, 71 transitions, 244 flow [2023-11-06 23:13:03,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 235.66666666666666) internal successors, (707), 3 states have internal predecessors, (707), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:03,264 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 23:13:03,264 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2023-11-06 23:13:03,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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)] Forceful destruction successful, exit code 0 [2023-11-06 23:13:03,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:13:03,476 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-06 23:13:03,477 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:13:03,477 INFO L85 PathProgramCache]: Analyzing trace with hash -612749079, now seen corresponding path program 1 times [2023-11-06 23:13:03,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:13:03,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [714129922] [2023-11-06 23:13:03,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:03,478 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 [2023-11-06 23:13:03,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:13:03,479 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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) [2023-11-06 23:13:03,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-06 23:13:03,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:03,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 23:13:03,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:13:03,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:13:03,620 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:13:03,620 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:13:03,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [714129922] [2023-11-06 23:13:03,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [714129922] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:13:03,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:13:03,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:13:03,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388591877] [2023-11-06 23:13:03,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:13:03,621 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:13:03,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:13:03,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:13:03,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:13:03,770 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 230 out of 557 [2023-11-06 23:13:03,771 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 71 transitions, 244 flow. Second operand has 4 states, 4 states have (on average 231.25) internal successors, (925), 4 states have internal predecessors, (925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:03,772 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 23:13:03,772 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 230 of 557 [2023-11-06 23:13:03,772 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 23:13:07,651 INFO L124 PetriNetUnfolderBase]: 26552/34400 cut-off events. [2023-11-06 23:13:07,651 INFO L125 PetriNetUnfolderBase]: For 15/15 co-relation queries the response was YES. [2023-11-06 23:13:07,748 INFO L83 FinitePrefix]: Finished finitePrefix Result has 68434 conditions, 34400 events. 26552/34400 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 2029. Compared 196490 event pairs, 17928 based on Foata normal form. 0/14324 useless extension candidates. Maximal degree in co-relation 68419. Up to 29474 conditions per place. [2023-11-06 23:13:07,859 INFO L140 encePairwiseOnDemand]: 548/557 looper letters, 108 selfloop transitions, 3 changer transitions 0/117 dead transitions. [2023-11-06 23:13:07,859 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 117 transitions, 608 flow [2023-11-06 23:13:07,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 23:13:07,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-06 23:13:07,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1015 transitions. [2023-11-06 23:13:07,864 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45556552962298025 [2023-11-06 23:13:07,864 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 1015 transitions. [2023-11-06 23:13:07,864 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 1015 transitions. [2023-11-06 23:13:07,865 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:13:07,865 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 1015 transitions. [2023-11-06 23:13:07,868 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 253.75) internal successors, (1015), 4 states have internal predecessors, (1015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:07,872 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 557.0) internal successors, (2785), 5 states have internal predecessors, (2785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:07,873 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 557.0) internal successors, (2785), 5 states have internal predecessors, (2785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:07,874 INFO L175 Difference]: Start difference. First operand has 72 places, 71 transitions, 244 flow. Second operand 4 states and 1015 transitions. [2023-11-06 23:13:07,874 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 117 transitions, 608 flow [2023-11-06 23:13:07,875 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 117 transitions, 607 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-06 23:13:07,878 INFO L231 Difference]: Finished difference. Result has 75 places, 71 transitions, 262 flow [2023-11-06 23:13:07,878 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=557, PETRI_DIFFERENCE_MINUEND_FLOW=243, PETRI_DIFFERENCE_MINUEND_PLACES=71, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=262, PETRI_PLACES=75, PETRI_TRANSITIONS=71} [2023-11-06 23:13:07,878 INFO L281 CegarLoopForPetriNet]: 73 programPoint places, 2 predicate places. [2023-11-06 23:13:07,879 INFO L495 AbstractCegarLoop]: Abstraction has has 75 places, 71 transitions, 262 flow [2023-11-06 23:13:07,879 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 231.25) internal successors, (925), 4 states have internal predecessors, (925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:07,879 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 23:13:07,880 INFO L208 CegarLoopForPetriNet]: trace histogram [4, 1, 1] [2023-11-06 23:13:07,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2023-11-06 23:13:08,094 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:13:08,094 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-06 23:13:08,094 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:13:08,094 INFO L85 PathProgramCache]: Analyzing trace with hash -660005164, now seen corresponding path program 2 times [2023-11-06 23:13:08,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:13:08,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [272509784] [2023-11-06 23:13:08,095 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-06 23:13:08,095 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 [2023-11-06 23:13:08,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:13:08,127 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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) [2023-11-06 23:13:08,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2023-11-06 23:13:08,235 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-06 23:13:08,235 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 23:13:08,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 23:13:08,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:13:08,259 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:08,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,281 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:08,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,314 INFO L351 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 [2023-11-06 23:13:08,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,333 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:08,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,345 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,364 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:08,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,372 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:08,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,381 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,390 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,406 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:08,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,412 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:08,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,422 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,434 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,449 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:08,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,458 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,463 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:08,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,470 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:08,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,478 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,495 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:08,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,504 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,511 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:08,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,519 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,528 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,534 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:08,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,542 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:08,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,550 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,560 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,576 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:08,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,583 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:08,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,591 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,611 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:08,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,637 INFO L351 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 [2023-11-06 23:13:08,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,646 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,662 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:08,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,682 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:08,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,690 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,700 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,706 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:08,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,725 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:08,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,734 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,741 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:08,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,749 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,758 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:08,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,766 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,775 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,781 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:08,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,791 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,808 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:08,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,829 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:08,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,838 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,851 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,869 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:08,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,901 INFO L351 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 [2023-11-06 23:13:08,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,921 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:08,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,944 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:08,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,954 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:08,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:08,975 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:09,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,001 INFO L351 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 [2023-11-06 23:13:09,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,012 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,029 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:09,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,054 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:09,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,082 INFO L351 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 [2023-11-06 23:13:09,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,111 INFO L351 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 [2023-11-06 23:13:09,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,129 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:09,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,162 INFO L351 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 [2023-11-06 23:13:09,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,202 INFO L351 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 [2023-11-06 23:13:09,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,215 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,231 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:09,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,273 INFO L351 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 [2023-11-06 23:13:09,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,290 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:09,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,300 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,317 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:09,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,335 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:09,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,344 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,353 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,359 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:09,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,368 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,374 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:09,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,384 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,400 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:09,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,409 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,415 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:09,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,422 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:09,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,430 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,438 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:09,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,447 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,456 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,462 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:09,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,472 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,490 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:09,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,501 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,519 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:09,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,565 INFO L351 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 [2023-11-06 23:13:09,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,584 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:09,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,594 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,611 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:09,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,639 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:09,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,665 INFO L351 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 [2023-11-06 23:13:09,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,683 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:09,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,693 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,705 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,722 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:09,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,740 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:09,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,749 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,757 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:09,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,767 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,778 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,785 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:09,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,796 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,802 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:09,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,821 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:09,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,830 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,837 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:09,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,846 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,858 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,877 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:09,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,887 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,893 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:09,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,902 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:09,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:09,909 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:10,068 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:13:10,068 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:13:10,674 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:13:10,674 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:13:10,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [272509784] [2023-11-06 23:13:10,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [272509784] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:13:10,675 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:13:10,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2023-11-06 23:13:10,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271205018] [2023-11-06 23:13:10,675 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:13:10,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-06 23:13:10,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:13:10,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-06 23:13:10,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-06 23:13:16,303 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 220 out of 557 [2023-11-06 23:13:16,306 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 75 places, 71 transitions, 262 flow. Second operand has 12 states, 12 states have (on average 221.0) internal successors, (2652), 12 states have internal predecessors, (2652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:16,306 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 23:13:16,307 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 220 of 557 [2023-11-06 23:13:16,307 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 23:13:20,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:22,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:24,711 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:27,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:32,671 INFO L124 PetriNetUnfolderBase]: 26568/34432 cut-off events. [2023-11-06 23:13:32,671 INFO L125 PetriNetUnfolderBase]: For 2909/2909 co-relation queries the response was YES. [2023-11-06 23:13:32,782 INFO L83 FinitePrefix]: Finished finitePrefix Result has 77404 conditions, 34432 events. 26568/34432 cut-off events. For 2909/2909 co-relation queries the response was YES. Maximal size of possible extension queue 2007. Compared 197526 event pairs, 17928 based on Foata normal form. 16/17282 useless extension candidates. Maximal degree in co-relation 77387. Up to 33422 conditions per place. [2023-11-06 23:13:32,906 INFO L140 encePairwiseOnDemand]: 550/557 looper letters, 48 selfloop transitions, 39 changer transitions 0/93 dead transitions. [2023-11-06 23:13:32,906 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 93 transitions, 568 flow [2023-11-06 23:13:32,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-06 23:13:32,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2023-11-06 23:13:32,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2738 transitions. [2023-11-06 23:13:32,917 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4096349491322561 [2023-11-06 23:13:32,917 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2738 transitions. [2023-11-06 23:13:32,917 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2738 transitions. [2023-11-06 23:13:32,919 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:13:32,920 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2738 transitions. [2023-11-06 23:13:32,927 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 228.16666666666666) internal successors, (2738), 12 states have internal predecessors, (2738), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:32,938 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 557.0) internal successors, (7241), 13 states have internal predecessors, (7241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:32,941 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 557.0) internal successors, (7241), 13 states have internal predecessors, (7241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:32,941 INFO L175 Difference]: Start difference. First operand has 75 places, 71 transitions, 262 flow. Second operand 12 states and 2738 transitions. [2023-11-06 23:13:32,942 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 93 transitions, 568 flow [2023-11-06 23:13:32,945 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 93 transitions, 563 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-06 23:13:32,947 INFO L231 Difference]: Finished difference. Result has 90 places, 93 transitions, 528 flow [2023-11-06 23:13:32,947 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=557, PETRI_DIFFERENCE_MINUEND_FLOW=257, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=528, PETRI_PLACES=90, PETRI_TRANSITIONS=93} [2023-11-06 23:13:32,948 INFO L281 CegarLoopForPetriNet]: 73 programPoint places, 17 predicate places. [2023-11-06 23:13:32,948 INFO L495 AbstractCegarLoop]: Abstraction has has 90 places, 93 transitions, 528 flow [2023-11-06 23:13:32,950 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 221.0) internal successors, (2652), 12 states have internal predecessors, (2652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:32,950 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 23:13:32,950 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:13:32,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2023-11-06 23:13:33,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:13:33,164 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-06 23:13:33,164 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:13:33,164 INFO L85 PathProgramCache]: Analyzing trace with hash 1061935395, now seen corresponding path program 1 times [2023-11-06 23:13:33,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:13:33,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1789925249] [2023-11-06 23:13:33,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:33,165 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 [2023-11-06 23:13:33,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:13:33,165 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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) [2023-11-06 23:13:33,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2023-11-06 23:13:33,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:33,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 23:13:33,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:13:33,301 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-06 23:13:33,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,313 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,326 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,331 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,345 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,364 INFO L351 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 [2023-11-06 23:13:33,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,371 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,374 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,386 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,392 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,396 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,401 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,406 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,411 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,417 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,421 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,432 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,449 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,458 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,466 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,479 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,485 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,489 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,495 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,508 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,514 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,518 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,524 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,530 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,535 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,553 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,578 INFO L351 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 [2023-11-06 23:13:33,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,592 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,599 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,613 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,619 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,624 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,629 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,635 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,639 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,650 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,656 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,663 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,667 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,678 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,684 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,690 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,694 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,701 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,708 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,723 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,729 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,733 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,739 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,747 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,759 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,775 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,798 INFO L351 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 [2023-11-06 23:13:33,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,813 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,821 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,835 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,843 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,848 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,855 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,862 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,866 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,873 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,883 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,895 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,902 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,913 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,919 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,936 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,944 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,960 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:33,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,967 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:33,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:33,983 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,007 INFO L351 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 [2023-11-06 23:13:34,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,013 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,020 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:34,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,034 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,041 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:34,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,049 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:34,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,054 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,062 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:34,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,067 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,081 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,090 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:34,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,098 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:34,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,102 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,110 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:34,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,115 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,130 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,137 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:34,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,142 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,149 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:34,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,168 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,175 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:34,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,191 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,198 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:34,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,215 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,238 INFO L351 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 [2023-11-06 23:13:34,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,255 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,279 INFO L351 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 [2023-11-06 23:13:34,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,294 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,301 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:34,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,317 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,324 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:34,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,341 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,363 INFO L351 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 [2023-11-06 23:13:34,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,377 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,384 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:34,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,398 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,405 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:34,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,423 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,445 INFO L351 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 [2023-11-06 23:13:34,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,470 INFO L351 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 [2023-11-06 23:13:34,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,511 INFO L351 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 [2023-11-06 23:13:34,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,536 INFO L351 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 [2023-11-06 23:13:34,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:34,550 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:34,571 INFO L322 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-06 23:13:34,571 INFO L351 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 [2023-11-06 23:13:34,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-06 23:13:34,604 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:13:34,604 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:13:34,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1789925249] [2023-11-06 23:13:34,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1789925249] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:13:34,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:13:34,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:13:34,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380553150] [2023-11-06 23:13:34,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:13:34,605 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:13:34,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:13:34,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:13:34,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:13:34,865 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 228 out of 557 [2023-11-06 23:13:34,866 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 93 transitions, 528 flow. Second operand has 4 states, 4 states have (on average 229.5) internal successors, (918), 4 states have internal predecessors, (918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:34,867 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 23:13:34,867 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 228 of 557 [2023-11-06 23:13:34,867 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 23:13:37,574 INFO L124 PetriNetUnfolderBase]: 18552/24384 cut-off events. [2023-11-06 23:13:37,575 INFO L125 PetriNetUnfolderBase]: For 2422/2422 co-relation queries the response was YES. [2023-11-06 23:13:37,684 INFO L83 FinitePrefix]: Finished finitePrefix Result has 53614 conditions, 24384 events. 18552/24384 cut-off events. For 2422/2422 co-relation queries the response was YES. Maximal size of possible extension queue 1404. Compared 138737 event pairs, 12672 based on Foata normal form. 0/13606 useless extension candidates. Maximal degree in co-relation 53591. Up to 23646 conditions per place. [2023-11-06 23:13:38,002 INFO L140 encePairwiseOnDemand]: 552/557 looper letters, 63 selfloop transitions, 22 changer transitions 0/91 dead transitions. [2023-11-06 23:13:38,002 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 91 transitions, 690 flow [2023-11-06 23:13:38,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 23:13:38,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-11-06 23:13:38,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1189 transitions. [2023-11-06 23:13:38,006 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.42692998204667865 [2023-11-06 23:13:38,007 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1189 transitions. [2023-11-06 23:13:38,007 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1189 transitions. [2023-11-06 23:13:38,008 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:13:38,008 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1189 transitions. [2023-11-06 23:13:38,011 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 237.8) internal successors, (1189), 5 states have internal predecessors, (1189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:38,016 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 557.0) internal successors, (3342), 6 states have internal predecessors, (3342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:38,016 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 557.0) internal successors, (3342), 6 states have internal predecessors, (3342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:38,017 INFO L175 Difference]: Start difference. First operand has 90 places, 93 transitions, 528 flow. Second operand 5 states and 1189 transitions. [2023-11-06 23:13:38,017 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 91 transitions, 690 flow [2023-11-06 23:13:38,027 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 91 transitions, 572 flow, removed 36 selfloop flow, removed 5 redundant places. [2023-11-06 23:13:38,029 INFO L231 Difference]: Finished difference. Result has 87 places, 91 transitions, 446 flow [2023-11-06 23:13:38,029 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=557, PETRI_DIFFERENCE_MINUEND_FLOW=402, PETRI_DIFFERENCE_MINUEND_PLACES=83, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=91, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=69, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=446, PETRI_PLACES=87, PETRI_TRANSITIONS=91} [2023-11-06 23:13:38,030 INFO L281 CegarLoopForPetriNet]: 73 programPoint places, 14 predicate places. [2023-11-06 23:13:38,030 INFO L495 AbstractCegarLoop]: Abstraction has has 87 places, 91 transitions, 446 flow [2023-11-06 23:13:38,031 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 229.5) internal successors, (918), 4 states have internal predecessors, (918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:38,031 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 23:13:38,031 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:13:38,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2023-11-06 23:13:38,242 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:13:38,242 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-06 23:13:38,243 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:13:38,243 INFO L85 PathProgramCache]: Analyzing trace with hash -1815087363, now seen corresponding path program 1 times [2023-11-06 23:13:38,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:13:38,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [901613678] [2023-11-06 23:13:38,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:38,243 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 [2023-11-06 23:13:38,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:13:38,244 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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) [2023-11-06 23:13:38,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2023-11-06 23:13:38,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 23:13:38,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:13:38,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,398 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:13:38,398 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 [2023-11-06 23:13:38,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,421 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:38,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,457 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:13:38,457 INFO L351 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 [2023-11-06 23:13:38,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,497 INFO L351 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 [2023-11-06 23:13:38,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,547 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:13:38,547 INFO L351 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 [2023-11-06 23:13:38,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,575 INFO L351 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 [2023-11-06 23:13:38,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,602 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:38,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,636 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:13:38,637 INFO L351 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 [2023-11-06 23:13:38,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,690 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:13:38,691 INFO L351 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 [2023-11-06 23:13:38,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,719 INFO L351 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 [2023-11-06 23:13:38,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,757 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:13:38,757 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 [2023-11-06 23:13:38,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,779 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:38,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,803 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:38,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,840 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:13:38,841 INFO L351 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 [2023-11-06 23:13:38,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,877 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:13:38,878 INFO L351 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 [2023-11-06 23:13:38,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,901 INFO L351 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 [2023-11-06 23:13:38,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,944 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:13:38,944 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 [2023-11-06 23:13:38,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:38,969 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:38,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,017 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:13:39,018 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 15 [2023-11-06 23:13:39,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,049 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 11 [2023-11-06 23:13:39,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,087 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:13:39,087 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 [2023-11-06 23:13:39,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,120 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:39,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,145 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:39,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,181 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:13:39,181 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 [2023-11-06 23:13:39,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,207 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:39,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,241 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:13:39,241 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 [2023-11-06 23:13:39,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,271 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 11 [2023-11-06 23:13:39,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,316 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:13:39,317 INFO L351 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 [2023-11-06 23:13:39,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,347 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:39,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,382 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:13:39,382 INFO L351 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 [2023-11-06 23:13:39,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,407 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:39,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,443 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:13:39,444 INFO L351 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 [2023-11-06 23:13:39,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,515 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:13:39,515 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 15 [2023-11-06 23:13:39,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,554 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 11 [2023-11-06 23:13:39,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,601 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:13:39,602 INFO L351 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 [2023-11-06 23:13:39,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,631 INFO L351 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 [2023-11-06 23:13:39,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,687 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:13:39,687 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 15 [2023-11-06 23:13:39,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,735 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2023-11-06 23:13:39,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,769 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 11 [2023-11-06 23:13:39,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:39,817 INFO L322 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-06 23:13:39,817 INFO L351 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 [2023-11-06 23:13:39,849 INFO L322 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-06 23:13:39,849 INFO L351 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 [2023-11-06 23:13:39,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:13:39,917 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:13:39,917 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:13:39,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [901613678] [2023-11-06 23:13:39,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [901613678] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:13:39,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:13:39,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-06 23:13:39,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212307967] [2023-11-06 23:13:39,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:13:39,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:13:39,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:13:39,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:13:39,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:13:40,134 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 234 out of 557 [2023-11-06 23:13:40,134 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 91 transitions, 446 flow. Second operand has 3 states, 3 states have (on average 236.33333333333334) internal successors, (709), 3 states have internal predecessors, (709), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:40,135 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 23:13:40,135 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 234 of 557 [2023-11-06 23:13:40,135 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 23:13:42,811 INFO L124 PetriNetUnfolderBase]: 18254/23942 cut-off events. [2023-11-06 23:13:42,811 INFO L125 PetriNetUnfolderBase]: For 2451/2451 co-relation queries the response was YES. [2023-11-06 23:13:42,916 INFO L83 FinitePrefix]: Finished finitePrefix Result has 52605 conditions, 23942 events. 18254/23942 cut-off events. For 2451/2451 co-relation queries the response was YES. Maximal size of possible extension queue 1403. Compared 135382 event pairs, 12466 based on Foata normal form. 0/13454 useless extension candidates. Maximal degree in co-relation 52582. Up to 23250 conditions per place. [2023-11-06 23:13:43,005 INFO L140 encePairwiseOnDemand]: 554/557 looper letters, 82 selfloop transitions, 1 changer transitions 0/89 dead transitions. [2023-11-06 23:13:43,005 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 89 transitions, 608 flow [2023-11-06 23:13:43,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:13:43,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 23:13:43,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 749 transitions. [2023-11-06 23:13:43,009 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44823459006582883 [2023-11-06 23:13:43,009 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 749 transitions. [2023-11-06 23:13:43,009 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 749 transitions. [2023-11-06 23:13:43,010 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:13:43,010 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 749 transitions. [2023-11-06 23:13:43,012 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 249.66666666666666) internal successors, (749), 3 states have internal predecessors, (749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:43,015 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 557.0) internal successors, (2228), 4 states have internal predecessors, (2228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:43,015 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 557.0) internal successors, (2228), 4 states have internal predecessors, (2228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:43,015 INFO L175 Difference]: Start difference. First operand has 87 places, 91 transitions, 446 flow. Second operand 3 states and 749 transitions. [2023-11-06 23:13:43,016 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 89 transitions, 608 flow [2023-11-06 23:13:43,028 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 89 transitions, 574 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-11-06 23:13:43,030 INFO L231 Difference]: Finished difference. Result has 84 places, 89 transitions, 410 flow [2023-11-06 23:13:43,030 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=557, PETRI_DIFFERENCE_MINUEND_FLOW=408, PETRI_DIFFERENCE_MINUEND_PLACES=82, 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=410, PETRI_PLACES=84, PETRI_TRANSITIONS=89} [2023-11-06 23:13:43,031 INFO L281 CegarLoopForPetriNet]: 73 programPoint places, 11 predicate places. [2023-11-06 23:13:43,031 INFO L495 AbstractCegarLoop]: Abstraction has has 84 places, 89 transitions, 410 flow [2023-11-06 23:13:43,032 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 236.33333333333334) internal successors, (709), 3 states have internal predecessors, (709), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:43,032 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 23:13:43,032 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:13:43,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2023-11-06 23:13:43,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:13:43,248 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-06 23:13:43,248 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:13:43,248 INFO L85 PathProgramCache]: Analyzing trace with hash -1815087362, now seen corresponding path program 1 times [2023-11-06 23:13:43,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:13:43,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2121459205] [2023-11-06 23:13:43,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:43,248 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 [2023-11-06 23:13:43,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:13:43,250 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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) [2023-11-06 23:13:43,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2023-11-06 23:13:43,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:43,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-06 23:13:43,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:13:43,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,425 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 5 [2023-11-06 23:13:43,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,469 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:43,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,503 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:43,514 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:43,534 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:43,539 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:43,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,593 INFO L351 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 [2023-11-06 23:13:43,604 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:43,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,623 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:43,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,652 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:43,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,665 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:43,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,698 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:43,710 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:43,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,759 INFO L351 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 [2023-11-06 23:13:43,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,783 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:43,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,819 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:43,831 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:43,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,859 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:43,873 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:43,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,896 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:43,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,912 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:43,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,946 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:43,959 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:43,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:43,984 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:44,002 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:44,007 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:44,019 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:44,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,047 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:44,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,075 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:44,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,122 INFO L351 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 [2023-11-06 23:13:44,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,151 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:44,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,164 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:13:44,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,185 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:44,198 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:44,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,264 INFO L351 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 [2023-11-06 23:13:44,283 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:44,288 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:44,293 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:44,314 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:44,319 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:44,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,346 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:44,364 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:44,369 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:44,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,415 INFO L351 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 [2023-11-06 23:13:44,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,439 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:44,460 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:44,465 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:13:44,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:44,493 INFO L351 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 [2023-11-06 23:13:44,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:13:44,572 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:13:44,572 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:13:44,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2121459205] [2023-11-06 23:13:44,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2121459205] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:13:44,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:13:44,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:13:44,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957094137] [2023-11-06 23:13:44,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:13:44,573 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:13:44,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:13:44,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:13:44,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:13:45,009 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 236 out of 557 [2023-11-06 23:13:45,010 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 89 transitions, 410 flow. Second operand has 4 states, 4 states have (on average 237.75) internal successors, (951), 4 states have internal predecessors, (951), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:45,011 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 23:13:45,011 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 236 of 557 [2023-11-06 23:13:45,011 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 23:13:47,682 INFO L124 PetriNetUnfolderBase]: 17956/23500 cut-off events. [2023-11-06 23:13:47,682 INFO L125 PetriNetUnfolderBase]: For 2401/2401 co-relation queries the response was YES. [2023-11-06 23:13:47,783 INFO L83 FinitePrefix]: Finished finitePrefix Result has 51642 conditions, 23500 events. 17956/23500 cut-off events. For 2401/2401 co-relation queries the response was YES. Maximal size of possible extension queue 1402. Compared 132240 event pairs, 12260 based on Foata normal form. 0/13294 useless extension candidates. Maximal degree in co-relation 51619. Up to 22808 conditions per place. [2023-11-06 23:13:47,867 INFO L140 encePairwiseOnDemand]: 554/557 looper letters, 80 selfloop transitions, 1 changer transitions 0/87 dead transitions. [2023-11-06 23:13:47,867 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 87 transitions, 568 flow [2023-11-06 23:13:47,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:13:47,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 23:13:47,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 753 transitions. [2023-11-06 23:13:47,871 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4506283662477558 [2023-11-06 23:13:47,871 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 753 transitions. [2023-11-06 23:13:47,871 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 753 transitions. [2023-11-06 23:13:47,871 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:13:47,871 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 753 transitions. [2023-11-06 23:13:47,873 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 251.0) internal successors, (753), 3 states have internal predecessors, (753), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:47,875 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 557.0) internal successors, (2228), 4 states have internal predecessors, (2228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:47,875 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 557.0) internal successors, (2228), 4 states have internal predecessors, (2228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:47,875 INFO L175 Difference]: Start difference. First operand has 84 places, 89 transitions, 410 flow. Second operand 3 states and 753 transitions. [2023-11-06 23:13:47,875 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 87 transitions, 568 flow [2023-11-06 23:13:47,880 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 87 transitions, 567 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-06 23:13:47,881 INFO L231 Difference]: Finished difference. Result has 83 places, 87 transitions, 407 flow [2023-11-06 23:13:47,882 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=557, PETRI_DIFFERENCE_MINUEND_FLOW=405, PETRI_DIFFERENCE_MINUEND_PLACES=81, 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=407, PETRI_PLACES=83, PETRI_TRANSITIONS=87} [2023-11-06 23:13:47,882 INFO L281 CegarLoopForPetriNet]: 73 programPoint places, 10 predicate places. [2023-11-06 23:13:47,882 INFO L495 AbstractCegarLoop]: Abstraction has has 83 places, 87 transitions, 407 flow [2023-11-06 23:13:47,883 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 237.75) internal successors, (951), 4 states have internal predecessors, (951), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:47,883 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 23:13:47,883 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:13:47,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2023-11-06 23:13:48,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:13:48,084 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-06 23:13:48,084 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:13:48,084 INFO L85 PathProgramCache]: Analyzing trace with hash 1061935396, now seen corresponding path program 1 times [2023-11-06 23:13:48,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:13:48,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [160488643] [2023-11-06 23:13:48,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:48,085 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 [2023-11-06 23:13:48,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:13:48,086 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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) [2023-11-06 23:13:48,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2023-11-06 23:13:48,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:48,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-06 23:13:48,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:13:48,272 INFO L351 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 23 treesize of output 7 [2023-11-06 23:13:48,287 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 7 [2023-11-06 23:13:48,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,341 INFO L351 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 [2023-11-06 23:13:48,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,377 INFO L351 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 [2023-11-06 23:13:48,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,398 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:48,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,432 INFO L351 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 [2023-11-06 23:13:48,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,455 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:48,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,489 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:48,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,530 INFO L351 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 [2023-11-06 23:13:48,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,544 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:48,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,567 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:48,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,581 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:48,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,604 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:48,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,633 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:48,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,665 INFO L351 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 [2023-11-06 23:13:48,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,676 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:48,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,697 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:48,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,708 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:48,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,729 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:48,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,760 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:48,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,793 INFO L351 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 [2023-11-06 23:13:48,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,805 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:48,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,825 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:48,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,836 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:48,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,857 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:48,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,889 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:48,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,901 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:48,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,914 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:48,921 INFO L351 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 [2023-11-06 23:13:48,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,931 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:48,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,942 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:48,949 INFO L351 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 [2023-11-06 23:13:48,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,958 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:48,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:48,989 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:49,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,001 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,014 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,022 INFO L351 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 [2023-11-06 23:13:49,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,033 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:49,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,046 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,054 INFO L351 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 [2023-11-06 23:13:49,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,065 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:49,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,107 INFO L351 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 [2023-11-06 23:13:49,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,129 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:49,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,154 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:49,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,168 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,193 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:49,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,205 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,229 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:49,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,240 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,252 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,259 INFO L351 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 [2023-11-06 23:13:49,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,269 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:49,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,281 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,288 INFO L351 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 [2023-11-06 23:13:49,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,299 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:49,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,322 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:49,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,334 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,346 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,353 INFO L351 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 [2023-11-06 23:13:49,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,363 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:49,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,374 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,382 INFO L351 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 [2023-11-06 23:13:49,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,392 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:49,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,415 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:49,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,426 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,539 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,545 INFO L351 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 [2023-11-06 23:13:49,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,555 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:49,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,566 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,573 INFO L351 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 [2023-11-06 23:13:49,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,582 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:49,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,619 INFO L351 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 [2023-11-06 23:13:49,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,638 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:49,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,658 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:49,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,668 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,690 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:49,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,701 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,736 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:49,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,748 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,761 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,768 INFO L351 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 [2023-11-06 23:13:49,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,779 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:49,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,792 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,800 INFO L351 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 [2023-11-06 23:13:49,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,810 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:49,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,837 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:49,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,852 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,863 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,871 INFO L351 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 [2023-11-06 23:13:49,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,880 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:49,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,892 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,898 INFO L351 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 [2023-11-06 23:13:49,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,908 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:49,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,933 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:49,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,945 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,956 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,963 INFO L351 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 [2023-11-06 23:13:49,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,973 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:49,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:49,985 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:49,992 INFO L351 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 [2023-11-06 23:13:50,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,002 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:50,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,039 INFO L351 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 [2023-11-06 23:13:50,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,059 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:50,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,088 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:50,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,100 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:50,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,124 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:50,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,137 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:50,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,163 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:50,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,175 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:50,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,188 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:50,196 INFO L351 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 [2023-11-06 23:13:50,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,207 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:50,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,220 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:50,227 INFO L351 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 [2023-11-06 23:13:50,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,238 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:50,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,267 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:50,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,278 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:50,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,292 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:50,300 INFO L351 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 [2023-11-06 23:13:50,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,310 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:50,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,321 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:50,328 INFO L351 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 [2023-11-06 23:13:50,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,338 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:50,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,366 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:50,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,377 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:50,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,389 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:50,396 INFO L351 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 [2023-11-06 23:13:50,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,406 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:50,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,418 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:50,425 INFO L351 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 [2023-11-06 23:13:50,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,435 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:50,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,471 INFO L351 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 [2023-11-06 23:13:50,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,490 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:50,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,513 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:50,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,524 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:50,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,546 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:50,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,557 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:50,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,580 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-06 23:13:50,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,591 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:50,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,602 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:50,609 INFO L351 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 [2023-11-06 23:13:50,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,620 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:50,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,632 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-06 23:13:50,639 INFO L351 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 [2023-11-06 23:13:50,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,649 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:13:50,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:13:50,750 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-06 23:13:50,760 INFO L322 Elim1Store]: treesize reduction 6, result has 40.0 percent of original size [2023-11-06 23:13:50,760 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 13 [2023-11-06 23:13:50,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:13:50,828 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:13:51,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:13:51,550 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:13:51,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [160488643] [2023-11-06 23:13:51,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [160488643] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:13:51,551 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:13:51,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 6 [2023-11-06 23:13:51,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332842121] [2023-11-06 23:13:51,551 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:13:51,551 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 23:13:51,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:13:51,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 23:13:51,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-06 23:13:53,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-06 23:13:55,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-06 23:14:00,403 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 208 out of 557 [2023-11-06 23:14:00,404 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 87 transitions, 407 flow. Second operand has 8 states, 8 states have (on average 209.5) internal successors, (1676), 8 states have internal predecessors, (1676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:14:00,404 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 23:14:00,404 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 208 of 557 [2023-11-06 23:14:00,404 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 23:14:02,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-06 23:14:18,103 INFO L124 PetriNetUnfolderBase]: 35860/46982 cut-off events. [2023-11-06 23:14:18,103 INFO L125 PetriNetUnfolderBase]: For 6023/6023 co-relation queries the response was YES. [2023-11-06 23:14:18,315 INFO L83 FinitePrefix]: Finished finitePrefix Result has 102123 conditions, 46982 events. 35860/46982 cut-off events. For 6023/6023 co-relation queries the response was YES. Maximal size of possible extension queue 2448. Compared 283800 event pairs, 24396 based on Foata normal form. 0/28992 useless extension candidates. Maximal degree in co-relation 102099. Up to 19066 conditions per place. [2023-11-06 23:14:18,619 INFO L140 encePairwiseOnDemand]: 548/557 looper letters, 174 selfloop transitions, 19 changer transitions 0/199 dead transitions. [2023-11-06 23:14:18,619 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 199 transitions, 1242 flow [2023-11-06 23:14:18,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-06 23:14:18,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2023-11-06 23:14:18,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2631 transitions. [2023-11-06 23:14:18,627 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.39362657091561937 [2023-11-06 23:14:18,627 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2631 transitions. [2023-11-06 23:14:18,627 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2631 transitions. [2023-11-06 23:14:18,629 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:14:18,629 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2631 transitions. [2023-11-06 23:14:18,635 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 219.25) internal successors, (2631), 12 states have internal predecessors, (2631), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:14:18,644 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 557.0) internal successors, (7241), 13 states have internal predecessors, (7241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:14:18,646 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 557.0) internal successors, (7241), 13 states have internal predecessors, (7241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:14:18,646 INFO L175 Difference]: Start difference. First operand has 83 places, 87 transitions, 407 flow. Second operand 12 states and 2631 transitions. [2023-11-06 23:14:18,646 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 199 transitions, 1242 flow [2023-11-06 23:14:18,662 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 93 places, 199 transitions, 1241 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-06 23:14:18,665 INFO L231 Difference]: Finished difference. Result has 98 places, 95 transitions, 557 flow [2023-11-06 23:14:18,665 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=557, PETRI_DIFFERENCE_MINUEND_FLOW=406, PETRI_DIFFERENCE_MINUEND_PLACES=82, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=87, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=557, PETRI_PLACES=98, PETRI_TRANSITIONS=95} [2023-11-06 23:14:18,666 INFO L281 CegarLoopForPetriNet]: 73 programPoint places, 25 predicate places. [2023-11-06 23:14:18,666 INFO L495 AbstractCegarLoop]: Abstraction has has 98 places, 95 transitions, 557 flow [2023-11-06 23:14:18,667 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 209.5) internal successors, (1676), 8 states have internal predecessors, (1676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:14:18,667 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 23:14:18,667 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:14:18,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2023-11-06 23:14:18,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:14:18,875 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-06 23:14:18,876 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:14:18,876 INFO L85 PathProgramCache]: Analyzing trace with hash -433140026, now seen corresponding path program 1 times [2023-11-06 23:14:18,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:14:18,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1092092007] [2023-11-06 23:14:18,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:14:18,876 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 [2023-11-06 23:14:18,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:14:18,877 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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) [2023-11-06 23:14:18,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2023-11-06 23:14:18,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:19,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 23:14:19,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:14:19,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:14:19,058 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:14:19,058 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:14:19,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1092092007] [2023-11-06 23:14:19,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1092092007] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:14:19,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:14:19,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:14:19,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826360745] [2023-11-06 23:14:19,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:14:19,059 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:14:19,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:14:19,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:14:19,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:14:19,231 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 230 out of 557 [2023-11-06 23:14:19,232 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 95 transitions, 557 flow. Second operand has 4 states, 4 states have (on average 231.75) internal successors, (927), 4 states have internal predecessors, (927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:14:19,232 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 23:14:19,232 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 230 of 557 [2023-11-06 23:14:19,232 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 23:14:25,510 INFO L124 PetriNetUnfolderBase]: 38095/50376 cut-off events. [2023-11-06 23:14:25,510 INFO L125 PetriNetUnfolderBase]: For 22015/22015 co-relation queries the response was YES. [2023-11-06 23:14:25,785 INFO L83 FinitePrefix]: Finished finitePrefix Result has 115030 conditions, 50376 events. 38095/50376 cut-off events. For 22015/22015 co-relation queries the response was YES. Maximal size of possible extension queue 2591. Compared 313271 event pairs, 26213 based on Foata normal form. 0/34554 useless extension candidates. Maximal degree in co-relation 115000. Up to 45524 conditions per place. [2023-11-06 23:14:26,002 INFO L140 encePairwiseOnDemand]: 548/557 looper letters, 101 selfloop transitions, 17 changer transitions 0/124 dead transitions. [2023-11-06 23:14:26,002 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 124 transitions, 875 flow [2023-11-06 23:14:26,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 23:14:26,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-06 23:14:26,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1000 transitions. [2023-11-06 23:14:26,007 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4488330341113106 [2023-11-06 23:14:26,007 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 1000 transitions. [2023-11-06 23:14:26,007 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 1000 transitions. [2023-11-06 23:14:26,008 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:14:26,008 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 1000 transitions. [2023-11-06 23:14:26,010 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 250.0) internal successors, (1000), 4 states have internal predecessors, (1000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:14:26,013 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 557.0) internal successors, (2785), 5 states have internal predecessors, (2785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:14:26,014 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 557.0) internal successors, (2785), 5 states have internal predecessors, (2785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:14:26,014 INFO L175 Difference]: Start difference. First operand has 98 places, 95 transitions, 557 flow. Second operand 4 states and 1000 transitions. [2023-11-06 23:14:26,014 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 124 transitions, 875 flow [2023-11-06 23:14:26,032 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 124 transitions, 865 flow, removed 2 selfloop flow, removed 2 redundant places. [2023-11-06 23:14:26,035 INFO L231 Difference]: Finished difference. Result has 100 places, 95 transitions, 596 flow [2023-11-06 23:14:26,036 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=557, PETRI_DIFFERENCE_MINUEND_FLOW=547, PETRI_DIFFERENCE_MINUEND_PLACES=96, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=95, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=78, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=596, PETRI_PLACES=100, PETRI_TRANSITIONS=95} [2023-11-06 23:14:26,036 INFO L281 CegarLoopForPetriNet]: 73 programPoint places, 27 predicate places. [2023-11-06 23:14:26,036 INFO L495 AbstractCegarLoop]: Abstraction has has 100 places, 95 transitions, 596 flow [2023-11-06 23:14:26,037 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 231.75) internal successors, (927), 4 states have internal predecessors, (927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:14:26,037 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 23:14:26,037 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:14:26,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2023-11-06 23:14:26,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:14:26,254 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-06 23:14:26,254 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:14:26,254 INFO L85 PathProgramCache]: Analyzing trace with hash -542203211, now seen corresponding path program 1 times [2023-11-06 23:14:26,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:14:26,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1000121600] [2023-11-06 23:14:26,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:14:26,255 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 [2023-11-06 23:14:26,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:14:26,256 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -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) [2023-11-06 23:14:26,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32099-de59-4102-8426-bd9271c9a13a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2023-11-06 23:14:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:26,416 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-06 23:14:26,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:14:26,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,453 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 5 [2023-11-06 23:14:26,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,465 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:26,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,480 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:26,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,498 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:26,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,507 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:26,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,515 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:26,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,527 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:26,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,542 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:26,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,559 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:26,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,590 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:26,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,610 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:26,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,637 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:26,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,661 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:26,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,680 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:26,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,716 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:14:26,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,728 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:26,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,746 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:26,750 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:26,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,767 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:26,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,783 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:26,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,811 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:14:26,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,821 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:26,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,830 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:26,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,843 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:26,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,863 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:26,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,878 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:26,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,906 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:14:26,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,915 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:26,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,931 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:26,935 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:26,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,952 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:26,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,967 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:26,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:26,995 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:14:27,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,006 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:27,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,014 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:27,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,028 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:27,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,049 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:27,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,064 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:27,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,091 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:14:27,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,106 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:27,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,126 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:27,131 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:27,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,153 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:27,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,172 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:27,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,205 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-06 23:14:27,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,218 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:27,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,228 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:27,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,244 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:27,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,269 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:27,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,288 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:27,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,297 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:27,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,319 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:27,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,338 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:27,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,347 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:27,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,368 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:27,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,378 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:27,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,394 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-06 23:14:27,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,404 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:27,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,415 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:27,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,431 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 23:14:27,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 23:14:27,479 INFO L351 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 [2023-11-06 23:14:27,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:14:27,625 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:14:27,626 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:14:27,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1000121600] [2023-11-06 23:14:27,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1000121600] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:14:27,626 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:14:27,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:14:27,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332051092] [2023-11-06 23:14:27,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:14:27,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:14:27,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:14:27,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:14:27,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:14:28,033 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 234 out of 557 [2023-11-06 23:14:28,034 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 95 transitions, 596 flow. Second operand has 4 states, 4 states have (on average 236.25) internal successors, (945), 4 states have internal predecessors, (945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:14:28,034 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 23:14:28,034 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 234 of 557 [2023-11-06 23:14:28,034 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand